style: remove RSpec/MultipleDescribes violations

Co-authored-by: Nanda H Krishna <nanda.harishankar@gmail.com>

Library/Homebrew/test/ENV_spec.rb

@@ -3,6 +3,7 @@
 
 require "extend/ENV"
 
+describe "ENV" do
   shared_examples EnvActivation do
     subject(:env) { env_activation.extend(described_class) }
 
@@ -205,3 +206,4 @@ describe Superenv do
       end
     end
   end
+end

Library/Homebrew/test/cleanup_spec.rb

@@ -8,28 +8,6 @@ require "fileutils"
 
 using Homebrew::Cleanup::CleanupRefinement
 
-describe Homebrew::Cleanup::CleanupRefinement do
-  describe "::prune?" do
-    alias_matcher :be_pruned, :be_prune
-
-    subject(:path) { HOMEBREW_CACHE/"foo" }
-
-    before do
-      path.mkpath
-    end
-
-    it "returns true when ctime and mtime < days_default" do
-      allow_any_instance_of(Pathname).to receive(:ctime).and_return(2.days.ago)
-      allow_any_instance_of(Pathname).to receive(:mtime).and_return(2.days.ago)
-      expect(path.prune?(1)).to be true
-    end
-
-    it "returns false when ctime and mtime >= days_default" do
-      expect(path.prune?(2)).to be false
-    end
-  end
-end
-
 describe Homebrew::Cleanup do
   subject(:cleanup) { described_class.new }
 
@@ -49,6 +27,26 @@ describe Homebrew::Cleanup do
     FileUtils.rm_rf HOMEBREW_LIBRARY/"Homebrew"
   end
 
+  describe "::CleanupRefinement::prune?" do
+    alias_matcher :be_pruned, :be_prune
+
+    subject(:path) { HOMEBREW_CACHE/"foo" }
+
+    before do
+      path.mkpath
+    end
+
+    it "returns true when ctime and mtime < days_default" do
+      allow_any_instance_of(Pathname).to receive(:ctime).and_return(2.days.ago)
+      allow_any_instance_of(Pathname).to receive(:mtime).and_return(2.days.ago)
+      expect(path.prune?(1)).to be true
+    end
+
+    it "returns false when ctime and mtime >= days_default" do
+      expect(path.prune?(2)).to be false
+    end
+  end
+
   describe "::cleanup" do
     it "removes .DS_Store and lock files" do
       cleanup.clean!

Library/Homebrew/test/dependency_spec.rb

@@ -100,7 +100,6 @@ describe Dependency do
     expect(foo1).not_to eq(foo3)
     expect(foo1).not_to eql(foo3)
   end
-end
 
   describe TapDependency do
     subject(:dependency) { described_class.new("foo/bar/dog") }
@@ -113,3 +112,4 @@ describe TapDependency do
       expect(dependency.option_names).to eq(%w[dog])
     end
   end
+end

Library/Homebrew/test/download_strategies/abstract_spec.rb

@@ -0,0 +1,37 @@
+# typed: false
+# frozen_string_literal: true
+
+require "download_strategy"
+
+describe AbstractDownloadStrategy do
+  subject(:strategy) { described_class.new(url, name, version, **specs) }
+
+  let(:specs) { {} }
+  let(:name) { "foo" }
+  let(:url) { "https://example.com/foo.tar.gz" }
+  let(:version) { nil }
+  let(:args) { %w[foo bar baz] }
+
+  specify "#source_modified_time" do
+    Mktemp.new("mtime") do
+      FileUtils.touch "foo", mtime: Time.now - 10
+      FileUtils.touch "bar", mtime: Time.now - 100
+      FileUtils.ln_s "not-exist", "baz"
+      expect(strategy.source_modified_time).to eq(File.mtime("foo"))
+    end
+  end
+
+  context "when specs[:bottle]" do
+    let(:specs) { { bottle: true } }
+
+    it "extends Pourable" do
+      expect(strategy).to be_a_kind_of(AbstractDownloadStrategy::Pourable)
+    end
+  end
+
+  context "without specs[:bottle]" do
+    it "is does not extend Pourable" do
+      expect(strategy).not_to be_a_kind_of(AbstractDownloadStrategy::Pourable)
+    end
+  end
+end

Library/Homebrew/test/download_strategies/curl_post_spec.rb

@@ -0,0 +1,58 @@
+# typed: false
+# frozen_string_literal: true
+
+require "download_strategy"
+
+describe CurlPostDownloadStrategy do
+  subject(:strategy) { described_class.new(url, name, version, **specs) }
+
+  let(:name) { "foo" }
+  let(:url) { "https://example.com/foo.tar.gz" }
+  let(:version) { "1.2.3" }
+  let(:specs) { {} }
+
+  describe "#fetch" do
+    before do
+      strategy.temporary_path.dirname.mkpath
+      FileUtils.touch strategy.temporary_path
+    end
+
+    context "with :using and :data specified" do
+      let(:specs) {
+        {
+          using: :post,
+          data:  {
+            form: "data",
+            is:   "good",
+          },
+        }
+      }
+
+      it "adds the appropriate curl args" do
+        expect(strategy).to receive(:system_command).with(
+          /curl/,
+          hash_including(args: array_including_cons("-d", "form=data").and(array_including_cons("-d", "is=good"))),
+        )
+        .at_least(:once)
+        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
+
+        strategy.fetch
+      end
+    end
+
+    context "with :using but no :data" do
+      let(:specs) { { using: :post } }
+
+      it "adds the appropriate curl args" do
+        expect(strategy).to receive(:system_command).with(
+          /curl/,
+          hash_including(args: array_including_cons("-X", "POST")),
+        )
+        .at_least(:once)
+        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
+
+        strategy.fetch
+      end
+    end
+  end
+end

Library/Homebrew/test/download_strategies/curl_spec.rb

@@ -0,0 +1,191 @@
+# typed: false
+# frozen_string_literal: true
+
+require "download_strategy"
+
+describe CurlDownloadStrategy do
+  subject(:strategy) { described_class.new(url, name, version, **specs) }
+
+  let(:name) { "foo" }
+  let(:url) { "https://example.com/foo.tar.gz" }
+  let(:version) { "1.2.3" }
+  let(:specs) { { user: "download:123456" } }
+
+  it "parses the opts and sets the corresponding args" do
+    expect(strategy.send(:_curl_args)).to eq(["--user", "download:123456"])
+  end
+
+  describe "#cached_location" do
+    subject(:location) { described_class.new(url, name, version, **specs).cached_location }
+
+    context "when URL ends with file" do
+      it {
+        expect(location).to eq(
+          HOMEBREW_CACHE/"downloads/3d1c0ae7da22be9d83fb1eb774df96b7c4da71d3cf07e1cb28555cf9a5e5af70--foo.tar.gz",
+        )
+      }
+    end
+
+    context "when URL file is in middle" do
+      let(:url) { "https://example.com/foo.tar.gz/from/this/mirror" }
+
+      it {
+        expect(location).to eq(
+          HOMEBREW_CACHE/"downloads/1ab61269ba52c83994510b1e28dd04167a2f2e8393a35a9c50c1f7d33fd8f619--foo.tar.gz",
+        )
+      }
+    end
+  end
+
+  describe "#fetch" do
+    before do
+      strategy.temporary_path.dirname.mkpath
+      FileUtils.touch strategy.temporary_path
+    end
+
+    it "calls curl with default arguments" do
+      expect(strategy).to receive(:curl).with(
+        "--location",
+        "--remote-time",
+        "--continue-at", "0",
+        "--output", an_instance_of(Pathname),
+        url,
+        an_instance_of(Hash)
+      )
+
+      strategy.fetch
+    end
+
+    context "with an explicit user agent" do
+      let(:specs) { { user_agent: "Mozilla/25.0.1" } }
+
+      it "adds the appropriate curl args" do
+        expect(strategy).to receive(:system_command).with(
+          /curl/,
+          hash_including(args: array_including_cons("--user-agent", "Mozilla/25.0.1")),
+        )
+        .at_least(:once)
+        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
+
+        strategy.fetch
+      end
+    end
+
+    context "with a generalized fake user agent" do
+      alias_matcher :a_string_matching, :match
+
+      let(:specs) { { user_agent: :fake } }
+
+      it "adds the appropriate curl args" do
+        expect(strategy).to receive(:system_command).with(
+          /curl/,
+          hash_including(args: array_including_cons(
+            "--user-agent",
+            a_string_matching(/Mozilla.*Mac OS X 10.*AppleWebKit/),
+          )),
+        )
+        .at_least(:once)
+        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
+
+        strategy.fetch
+      end
+    end
+
+    context "with cookies set" do
+      let(:specs) {
+        {
+          cookies: {
+            coo: "k/e",
+            mon: "ster",
+          },
+        }
+      }
+
+      it "adds the appropriate curl args and does not URL-encode the cookies" do
+        expect(strategy).to receive(:system_command).with(
+          /curl/,
+          hash_including(args: array_including_cons("-b", "coo=k/e;mon=ster")),
+        )
+        .at_least(:once)
+        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
+
+        strategy.fetch
+      end
+    end
+
+    context "with referer set" do
+      let(:specs) { { referer: "https://somehost/also" } }
+
+      it "adds the appropriate curl args" do
+        expect(strategy).to receive(:system_command).with(
+          /curl/,
+          hash_including(args: array_including_cons("-e", "https://somehost/also")),
+        )
+        .at_least(:once)
+        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
+
+        strategy.fetch
+      end
+    end
+
+    context "with headers set" do
+      alias_matcher :a_string_matching, :match
+
+      let(:specs) { { headers: ["foo", "bar"] } }
+
+      it "adds the appropriate curl args" do
+        expect(strategy).to receive(:system_command).with(
+          /curl/,
+          hash_including(args: array_including_cons("--header", "foo").and(array_including_cons("--header", "bar"))),
+        )
+        .at_least(:once)
+        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
+
+        strategy.fetch
+      end
+    end
+  end
+
+  describe "#cached_location" do
+    context "with a file name trailing the URL path" do
+      let(:url) { "https://example.com/cask.dmg" }
+
+      its("cached_location.extname") { is_expected.to eq(".dmg") }
+    end
+
+    context "with a file name trailing the first query parameter" do
+      let(:url) { "https://example.com/download?file=cask.zip&a=1" }
+
+      its("cached_location.extname") { is_expected.to eq(".zip") }
+    end
+
+    context "with a file name trailing the second query parameter" do
+      let(:url) { "https://example.com/dl?a=1&file=cask.zip&b=2" }
+
+      its("cached_location.extname") { is_expected.to eq(".zip") }
+    end
+
+    context "with an unusually long query string" do
+      let(:url) do
+        [
+          "https://node49152.ssl.fancycdn.example.com",
+          "/fancycdn/node/49152/file/upload/download",
+          "?cask_class=zf920df",
+          "&cask_group=2348779087242312",
+          "&cask_archive_file_name=cask.zip",
+          "&signature=CGmDulxL8pmutKTlCleNTUY%2FyO9Xyl5u9yVZUE0",
+          "uWrjadjuz67Jp7zx3H7NEOhSyOhu8nzicEHRBjr3uSoOJzwkLC8L",
+          "BLKnz%2B2X%2Biq5m6IdwSVFcLp2Q1Hr2kR7ETn3rF1DIq5o0lHC",
+          "yzMmyNe5giEKJNW8WF0KXriULhzLTWLSA3ZTLCIofAdRiiGje1kN",
+          "YY3C0SBqymQB8CG3ONn5kj7CIGbxrDOq5xI2ZSJdIyPysSX7SLvE",
+          "DBw2KdR24q9t1wfjS9LUzelf5TWk6ojj8p9%2FHjl%2Fi%2FVCXN",
+          "N4o1mW%2FMayy2tTY1qcC%2FTmqI1ulZS8SNuaSgr9Iys9oDF1%2",
+          "BPK%2B4Sg==",
+        ].join
+      end
+
+      its("cached_location.extname") { is_expected.to eq(".zip") }
+      its("cached_location.to_path.length") { is_expected.to be_between(0, 255) }
+    end
+  end
+end

Library/Homebrew/test/download_strategies/detector_spec.rb

@@ -0,0 +1,35 @@
+# typed: false
+# frozen_string_literal: true
+
+require "download_strategy"
+
+describe DownloadStrategyDetector do
+  describe "::detect" do
+    subject(:strategy_detector) { described_class.detect(url, strategy) }
+
+    let(:url) { Object.new }
+    let(:strategy) { nil }
+
+    context "when given Git URL" do
+      let(:url) { "git://example.com/foo.git" }
+
+      it { is_expected.to eq(GitDownloadStrategy) }
+    end
+
+    context "when given a GitHub Git URL" do
+      let(:url) { "https://github.com/homebrew/brew.git" }
+
+      it { is_expected.to eq(GitHubGitDownloadStrategy) }
+    end
+
+    it "defaults to curl" do
+      expect(strategy_detector).to eq(CurlDownloadStrategy)
+    end
+
+    it "raises an error when passed an unrecognized strategy" do
+      expect {
+        described_class.detect("foo", Class.new)
+      }.to raise_error(TypeError)
+    end
+  end
+end

Library/Homebrew/test/download_strategies/git_spec.rb

@@ -0,0 +1,69 @@
+# typed: false
+# frozen_string_literal: true
+
+require "download_strategy"
+
+describe GitDownloadStrategy do
+  subject(:strategy) { described_class.new(url, name, version) }
+
+  let(:name) { "baz" }
+  let(:url) { "https://github.com/homebrew/foo" }
+  let(:version) { nil }
+  let(:cached_location) { subject.cached_location }
+
+  before do
+    @commit_id = 1
+    FileUtils.mkpath cached_location
+  end
+
+  def git_commit_all
+    system "git", "add", "--all"
+    system "git", "commit", "-m", "commit number #{@commit_id}"
+    @commit_id += 1
+  end
+
+  def setup_git_repo
+    system "git", "init"
+    system "git", "remote", "add", "origin", "https://github.com/Homebrew/homebrew-foo"
+    FileUtils.touch "README"
+    git_commit_all
+  end
+
+  describe "#source_modified_time" do
+    it "returns the right modification time" do
+      cached_location.cd do
+        setup_git_repo
+      end
+      expect(strategy.source_modified_time.to_i).to eq(1_485_115_153)
+    end
+  end
+
+  specify "#last_commit" do
+    cached_location.cd do
+      setup_git_repo
+      FileUtils.touch "LICENSE"
+      git_commit_all
+    end
+    expect(strategy.last_commit).to eq("f68266e")
+  end
+
+  describe "#fetch_last_commit" do
+    let(:url) { "file://#{remote_repo}" }
+    let(:version) { Version.create("HEAD") }
+    let(:remote_repo) { HOMEBREW_PREFIX/"remote_repo" }
+
+    before { remote_repo.mkpath }
+
+    after { FileUtils.rm_rf remote_repo }
+
+    it "fetches the hash of the last commit" do
+      remote_repo.cd do
+        setup_git_repo
+        FileUtils.touch "LICENSE"
+        git_commit_all
+      end
+
+      expect(strategy.fetch_last_commit).to eq("f68266e")
+    end
+  end
+end

Library/Homebrew/test/download_strategies/github_git_spec.rb

@@ -0,0 +1,17 @@
+# typed: false
+# frozen_string_literal: true
+
+require "download_strategy"
+
+describe GitHubGitDownloadStrategy do
+  subject(:strategy) { described_class.new(url, name, version) }
+
+  let(:name) { "brew" }
+  let(:url) { "https://github.com/homebrew/brew.git" }
+  let(:version) { nil }
+
+  it "parses the URL and sets the corresponding instance variables" do
+    expect(strategy.instance_variable_get(:@user)).to eq("homebrew")
+    expect(strategy.instance_variable_get(:@repo)).to eq("brew")
+  end
+end

Library/Homebrew/test/download_strategies/subversion_spec.rb

@@ -0,0 +1,36 @@
+# typed: false
+# frozen_string_literal: true
+
+require "download_strategy"
+
+describe SubversionDownloadStrategy do
+  subject(:strategy) { described_class.new(url, name, version, **specs) }
+
+  let(:name) { "foo" }
+  let(:url) { "https://example.com/foo.tar.gz" }
+  let(:version) { "1.2.3" }
+  let(:specs) { {} }
+
+  describe "#fetch" do
+    context "with :trust_cert set" do
+      let(:specs) { { trust_cert: true } }
+
+      it "adds the appropriate svn args" do
+        expect(strategy).to receive(:system_command!)
+          .with("svn", hash_including(args: array_including("--trust-server-cert", "--non-interactive")))
+        strategy.fetch
+      end
+    end
+
+    context "with :revision set" do
+      let(:specs) { { revision: "10" } }
+
+      it "adds svn arguments for :revision" do
+        expect(strategy).to receive(:system_command!)
+          .with("svn", hash_including(args: array_including_cons("-r", "10")))
+
+        strategy.fetch
+      end
+    end
+  end
+end

Library/Homebrew/test/download_strategies/vcs_spec.rb

@@ -0,0 +1,17 @@
+# typed: false
+# frozen_string_literal: true
+
+require "download_strategy"
+
+describe VCSDownloadStrategy do
+  let(:url) { "https://example.com/bar" }
+  let(:version) { nil }
+
+  describe "#cached_location" do
+    it "returns the path of the cached resource" do
+      allow_any_instance_of(described_class).to receive(:cache_tag).and_return("foo")
+      downloader = described_class.new(url, "baz", version)
+      expect(downloader.cached_location).to eq(HOMEBREW_CACHE/"baz--foo")
+    end
+  end
+end

Library/Homebrew/test/download_strategies_spec.rb

@@ -1,432 +0,0 @@
-# typed: false
-# frozen_string_literal: true
-
-require "download_strategy"
-
-describe AbstractDownloadStrategy do
-  subject(:strategy) { described_class.new(url, name, version, **specs) }
-
-  let(:specs) { {} }
-  let(:name) { "foo" }
-  let(:url) { "https://example.com/foo.tar.gz" }
-  let(:version) { nil }
-  let(:args) { %w[foo bar baz] }
-
-  specify "#source_modified_time" do
-    Mktemp.new("mtime") do
-      FileUtils.touch "foo", mtime: Time.now - 10
-      FileUtils.touch "bar", mtime: Time.now - 100
-      FileUtils.ln_s "not-exist", "baz"
-      expect(strategy.source_modified_time).to eq(File.mtime("foo"))
-    end
-  end
-
-  context "when specs[:bottle]" do
-    let(:specs) { { bottle: true } }
-
-    it "extends Pourable" do
-      expect(strategy).to be_a_kind_of(AbstractDownloadStrategy::Pourable)
-    end
-  end
-
-  context "without specs[:bottle]" do
-    it "is does not extend Pourable" do
-      expect(strategy).not_to be_a_kind_of(AbstractDownloadStrategy::Pourable)
-    end
-  end
-end
-
-describe VCSDownloadStrategy do
-  let(:url) { "https://example.com/bar" }
-  let(:version) { nil }
-
-  describe "#cached_location" do
-    it "returns the path of the cached resource" do
-      allow_any_instance_of(described_class).to receive(:cache_tag).and_return("foo")
-      downloader = described_class.new(url, "baz", version)
-      expect(downloader.cached_location).to eq(HOMEBREW_CACHE/"baz--foo")
-    end
-  end
-end
-
-describe GitHubGitDownloadStrategy do
-  subject(:strategy) { described_class.new(url, name, version) }
-
-  let(:name) { "brew" }
-  let(:url) { "https://github.com/homebrew/brew.git" }
-  let(:version) { nil }
-
-  it "parses the URL and sets the corresponding instance variables" do
-    expect(strategy.instance_variable_get(:@user)).to eq("homebrew")
-    expect(strategy.instance_variable_get(:@repo)).to eq("brew")
-  end
-end
-
-describe GitDownloadStrategy do
-  subject(:strategy) { described_class.new(url, name, version) }
-
-  let(:name) { "baz" }
-  let(:url) { "https://github.com/homebrew/foo" }
-  let(:version) { nil }
-  let(:cached_location) { subject.cached_location }
-
-  before do
-    @commit_id = 1
-    FileUtils.mkpath cached_location
-  end
-
-  def git_commit_all
-    system "git", "add", "--all"
-    system "git", "commit", "-m", "commit number #{@commit_id}"
-    @commit_id += 1
-  end
-
-  def setup_git_repo
-    system "git", "init"
-    system "git", "remote", "add", "origin", "https://github.com/Homebrew/homebrew-foo"
-    FileUtils.touch "README"
-    git_commit_all
-  end
-
-  describe "#source_modified_time" do
-    it "returns the right modification time" do
-      cached_location.cd do
-        setup_git_repo
-      end
-      expect(strategy.source_modified_time.to_i).to eq(1_485_115_153)
-    end
-  end
-
-  specify "#last_commit" do
-    cached_location.cd do
-      setup_git_repo
-      FileUtils.touch "LICENSE"
-      git_commit_all
-    end
-    expect(strategy.last_commit).to eq("f68266e")
-  end
-
-  describe "#fetch_last_commit" do
-    let(:url) { "file://#{remote_repo}" }
-    let(:version) { Version.create("HEAD") }
-    let(:remote_repo) { HOMEBREW_PREFIX/"remote_repo" }
-
-    before { remote_repo.mkpath }
-
-    after { FileUtils.rm_rf remote_repo }
-
-    it "fetches the hash of the last commit" do
-      remote_repo.cd do
-        setup_git_repo
-        FileUtils.touch "LICENSE"
-        git_commit_all
-      end
-
-      expect(strategy.fetch_last_commit).to eq("f68266e")
-    end
-  end
-end
-
-describe CurlDownloadStrategy do
-  subject(:strategy) { described_class.new(url, name, version, **specs) }
-
-  let(:name) { "foo" }
-  let(:url) { "https://example.com/foo.tar.gz" }
-  let(:version) { "1.2.3" }
-  let(:specs) { { user: "download:123456" } }
-
-  it "parses the opts and sets the corresponding args" do
-    expect(strategy.send(:_curl_args)).to eq(["--user", "download:123456"])
-  end
-
-  describe "#cached_location" do
-    subject(:location) { described_class.new(url, name, version, **specs).cached_location }
-
-    context "when URL ends with file" do
-      it {
-        expect(location).to eq(
-          HOMEBREW_CACHE/"downloads/3d1c0ae7da22be9d83fb1eb774df96b7c4da71d3cf07e1cb28555cf9a5e5af70--foo.tar.gz",
-        )
-      }
-    end
-
-    context "when URL file is in middle" do
-      let(:url) { "https://example.com/foo.tar.gz/from/this/mirror" }
-
-      it {
-        expect(location).to eq(
-          HOMEBREW_CACHE/"downloads/1ab61269ba52c83994510b1e28dd04167a2f2e8393a35a9c50c1f7d33fd8f619--foo.tar.gz",
-        )
-      }
-    end
-  end
-
-  describe "#fetch" do
-    before do
-      strategy.temporary_path.dirname.mkpath
-      FileUtils.touch strategy.temporary_path
-    end
-
-    it "calls curl with default arguments" do
-      expect(strategy).to receive(:curl).with(
-        "--location",
-        "--remote-time",
-        "--continue-at", "0",
-        "--output", an_instance_of(Pathname),
-        url,
-        an_instance_of(Hash)
-      )
-
-      strategy.fetch
-    end
-
-    context "with an explicit user agent" do
-      let(:specs) { { user_agent: "Mozilla/25.0.1" } }
-
-      it "adds the appropriate curl args" do
-        expect(strategy).to receive(:system_command).with(
-          /curl/,
-          hash_including(args: array_including_cons("--user-agent", "Mozilla/25.0.1")),
-        )
-        .at_least(:once)
-        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
-
-        strategy.fetch
-      end
-    end
-
-    context "with a generalized fake user agent" do
-      alias_matcher :a_string_matching, :match
-
-      let(:specs) { { user_agent: :fake } }
-
-      it "adds the appropriate curl args" do
-        expect(strategy).to receive(:system_command).with(
-          /curl/,
-          hash_including(args: array_including_cons(
-            "--user-agent",
-            a_string_matching(/Mozilla.*Mac OS X 10.*AppleWebKit/),
-          )),
-        )
-        .at_least(:once)
-        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
-
-        strategy.fetch
-      end
-    end
-
-    context "with cookies set" do
-      let(:specs) {
-        {
-          cookies: {
-            coo: "k/e",
-            mon: "ster",
-          },
-        }
-      }
-
-      it "adds the appropriate curl args and does not URL-encode the cookies" do
-        expect(strategy).to receive(:system_command).with(
-          /curl/,
-          hash_including(args: array_including_cons("-b", "coo=k/e;mon=ster")),
-        )
-        .at_least(:once)
-        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
-
-        strategy.fetch
-      end
-    end
-
-    context "with referer set" do
-      let(:specs) { { referer: "https://somehost/also" } }
-
-      it "adds the appropriate curl args" do
-        expect(strategy).to receive(:system_command).with(
-          /curl/,
-          hash_including(args: array_including_cons("-e", "https://somehost/also")),
-        )
-        .at_least(:once)
-        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
-
-        strategy.fetch
-      end
-    end
-
-    context "with headers set" do
-      alias_matcher :a_string_matching, :match
-
-      let(:specs) { { headers: ["foo", "bar"] } }
-
-      it "adds the appropriate curl args" do
-        expect(strategy).to receive(:system_command).with(
-          /curl/,
-          hash_including(args: array_including_cons("--header", "foo").and(array_including_cons("--header", "bar"))),
-        )
-        .at_least(:once)
-        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
-
-        strategy.fetch
-      end
-    end
-  end
-
-  describe "#cached_location" do
-    context "with a file name trailing the URL path" do
-      let(:url) { "https://example.com/cask.dmg" }
-
-      its("cached_location.extname") { is_expected.to eq(".dmg") }
-    end
-
-    context "with a file name trailing the first query parameter" do
-      let(:url) { "https://example.com/download?file=cask.zip&a=1" }
-
-      its("cached_location.extname") { is_expected.to eq(".zip") }
-    end
-
-    context "with a file name trailing the second query parameter" do
-      let(:url) { "https://example.com/dl?a=1&file=cask.zip&b=2" }
-
-      its("cached_location.extname") { is_expected.to eq(".zip") }
-    end
-
-    context "with an unusually long query string" do
-      let(:url) do
-        [
-          "https://node49152.ssl.fancycdn.example.com",
-          "/fancycdn/node/49152/file/upload/download",
-          "?cask_class=zf920df",
-          "&cask_group=2348779087242312",
-          "&cask_archive_file_name=cask.zip",
-          "&signature=CGmDulxL8pmutKTlCleNTUY%2FyO9Xyl5u9yVZUE0",
-          "uWrjadjuz67Jp7zx3H7NEOhSyOhu8nzicEHRBjr3uSoOJzwkLC8L",
-          "BLKnz%2B2X%2Biq5m6IdwSVFcLp2Q1Hr2kR7ETn3rF1DIq5o0lHC",
-          "yzMmyNe5giEKJNW8WF0KXriULhzLTWLSA3ZTLCIofAdRiiGje1kN",
-          "YY3C0SBqymQB8CG3ONn5kj7CIGbxrDOq5xI2ZSJdIyPysSX7SLvE",
-          "DBw2KdR24q9t1wfjS9LUzelf5TWk6ojj8p9%2FHjl%2Fi%2FVCXN",
-          "N4o1mW%2FMayy2tTY1qcC%2FTmqI1ulZS8SNuaSgr9Iys9oDF1%2",
-          "BPK%2B4Sg==",
-        ].join
-      end
-
-      its("cached_location.extname") { is_expected.to eq(".zip") }
-      its("cached_location.to_path.length") { is_expected.to be_between(0, 255) }
-    end
-  end
-end
-
-describe CurlPostDownloadStrategy do
-  subject(:strategy) { described_class.new(url, name, version, **specs) }
-
-  let(:name) { "foo" }
-  let(:url) { "https://example.com/foo.tar.gz" }
-  let(:version) { "1.2.3" }
-  let(:specs) { {} }
-
-  describe "#fetch" do
-    before do
-      strategy.temporary_path.dirname.mkpath
-      FileUtils.touch strategy.temporary_path
-    end
-
-    context "with :using and :data specified" do
-      let(:specs) {
-        {
-          using: :post,
-          data:  {
-            form: "data",
-            is:   "good",
-          },
-        }
-      }
-
-      it "adds the appropriate curl args" do
-        expect(strategy).to receive(:system_command).with(
-          /curl/,
-          hash_including(args: array_including_cons("-d", "form=data").and(array_including_cons("-d", "is=good"))),
-        )
-        .at_least(:once)
-        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
-
-        strategy.fetch
-      end
-    end
-
-    context "with :using but no :data" do
-      let(:specs) { { using: :post } }
-
-      it "adds the appropriate curl args" do
-        expect(strategy).to receive(:system_command).with(
-          /curl/,
-          hash_including(args: array_including_cons("-X", "POST")),
-        )
-        .at_least(:once)
-        .and_return(instance_double(SystemCommand::Result, success?: true, stdout: "", assert_success!: nil))
-
-        strategy.fetch
-      end
-    end
-  end
-end
-
-describe SubversionDownloadStrategy do
-  subject(:strategy) { described_class.new(url, name, version, **specs) }
-
-  let(:name) { "foo" }
-  let(:url) { "https://example.com/foo.tar.gz" }
-  let(:version) { "1.2.3" }
-  let(:specs) { {} }
-
-  describe "#fetch" do
-    context "with :trust_cert set" do
-      let(:specs) { { trust_cert: true } }
-
-      it "adds the appropriate svn args" do
-        expect(strategy).to receive(:system_command!)
-          .with("svn", hash_including(args: array_including("--trust-server-cert", "--non-interactive")))
-        strategy.fetch
-      end
-    end
-
-    context "with :revision set" do
-      let(:specs) { { revision: "10" } }
-
-      it "adds svn arguments for :revision" do
-        expect(strategy).to receive(:system_command!)
-          .with("svn", hash_including(args: array_including_cons("-r", "10")))
-
-        strategy.fetch
-      end
-    end
-  end
-end
-
-describe DownloadStrategyDetector do
-  describe "::detect" do
-    subject(:strategy_detector) { described_class.detect(url, strategy) }
-
-    let(:url) { Object.new }
-    let(:strategy) { nil }
-
-    context "when given Git URL" do
-      let(:url) { "git://example.com/foo.git" }
-
-      it { is_expected.to eq(GitDownloadStrategy) }
-    end
-
-    context "when given a GitHub Git URL" do
-      let(:url) { "https://github.com/homebrew/brew.git" }
-
-      it { is_expected.to eq(GitHubGitDownloadStrategy) }
-    end
-
-    it "defaults to curl" do
-      expect(strategy_detector).to eq(CurlDownloadStrategy)
-    end
-
-    it "raises an error when passed an unrecognized strategy" do
-      expect {
-        described_class.detect("foo", Class.new)
-      }.to raise_error(TypeError)
-    end
-  end
-end

Library/Homebrew/test/exceptions_spec.rb

@@ -3,6 +3,7 @@
 
 require "exceptions"
 
+describe "Exception" do
   describe MultipleVersionsInstalledError do
     subject {
       described_class.new <<~EOS
@@ -229,3 +230,4 @@ describe BuildFlagsError do
 
     its(:to_s) { is_expected.to match(/flag:\s+-s\nrequires building tools/) }
   end
+end

Library/Homebrew/test/formula_support/bottle_disable_reason_spec.rb

@@ -3,20 +3,6 @@
 
 require "formula_support"
 
-describe KegOnlyReason do
-  describe "#to_s" do
-    it "returns the reason provided" do
-      r = described_class.new :provided_by_macos, "test"
-      expect(r.to_s).to eq("test")
-    end
-
-    it "returns a default message when no reason is provided" do
-      r = described_class.new :provided_by_macos, ""
-      expect(r.to_s).to match(/^macOS already provides/)
-    end
-  end
-end
-
 describe BottleDisableReason do
   specify ":unneeded" do
     bottle_disable_reason = described_class.new :unneeded, nil

Library/Homebrew/test/formula_support/keg_only_reason_spec.rb

@@ -0,0 +1,18 @@
+# typed: false
+# frozen_string_literal: true
+
+require "formula_support"
+
+describe KegOnlyReason do
+  describe "#to_s" do
+    it "returns the reason provided" do
+      r = described_class.new :provided_by_macos, "test"
+      expect(r.to_s).to eq("test")
+    end
+
+    it "returns a default message when no reason is provided" do
+      r = described_class.new :provided_by_macos, ""
+      expect(r.to_s).to match(/^macOS already provides/)
+    end
+  end
+end

Library/Homebrew/test/language/python/shebang_spec.rb

@@ -0,0 +1,47 @@
+# typed: false
+# frozen_string_literal: true
+
+require "language/python"
+require "utils/shebang"
+
+describe Language::Python::Shebang do
+  let(:file) { Tempfile.new("python-shebang") }
+  let(:python_f) do
+    formula "python" do
+      url "https://brew.sh/python-1.0.tgz"
+    end
+  end
+  let(:f) do
+    formula "foo" do
+      url "https://brew.sh/foo-1.0.tgz"
+
+      depends_on "python"
+    end
+  end
+
+  before do
+    file.write <<~EOS
+      #!/usr/bin/env python3
+      a
+      b
+      c
+    EOS
+    file.flush
+  end
+
+  after { file.unlink }
+
+  describe "#detected_python_shebang" do
+    it "can be used to replace Python shebangs" do
+      expect(Formulary).to receive(:factory).with(python_f.name).and_return(python_f)
+      Utils::Shebang.rewrite_shebang described_class.detected_python_shebang(f), file
+
+      expect(File.read(file)).to eq <<~EOS
+        #!#{HOMEBREW_PREFIX}/opt/python/bin/python3
+        a
+        b
+        c
+      EOS
+    end
+  end
+end

Library/Homebrew/test/language/python/virtualenv_spec.rb

@@ -0,0 +1,98 @@
+# typed: false
+# frozen_string_literal: true
+
+require "language/python"
+require "resource"
+
+describe Language::Python::Virtualenv::Virtualenv, :needs_python do
+  subject(:virtualenv) { described_class.new(formula, dir, "python") }
+
+  let(:dir) { mktmpdir }
+
+  let(:resource) { double("resource", stage: true) }
+  let(:formula_bin) { dir/"formula_bin" }
+  let(:formula) { double("formula", resource: resource, bin: formula_bin) }
+
+  describe "#create" do
+    it "creates a venv" do
+      expect(formula).to receive(:system).with("python", "-m", "venv", dir)
+      virtualenv.create
+    end
+  end
+
+  describe "#pip_install" do
+    it "accepts a string" do
+      expect(formula).to receive(:system)
+        .with(dir/"bin/pip", "install", "-v", "--no-deps",
+              "--no-binary", ":all:", "--no-user", "--ignore-installed", "foo")
+        .and_return(true)
+      virtualenv.pip_install "foo"
+    end
+
+    it "accepts a multi-line strings" do
+      expect(formula).to receive(:system)
+        .with(dir/"bin/pip", "install", "-v", "--no-deps",
+              "--no-binary", ":all:", "--no-user", "--ignore-installed", "foo", "bar")
+        .and_return(true)
+
+      virtualenv.pip_install <<~EOS
+        foo
+        bar
+      EOS
+    end
+
+    it "accepts an array" do
+      expect(formula).to receive(:system)
+        .with(dir/"bin/pip", "install", "-v", "--no-deps",
+              "--no-binary", ":all:", "--no-user", "--ignore-installed", "foo")
+        .and_return(true)
+
+      expect(formula).to receive(:system)
+        .with(dir/"bin/pip", "install", "-v", "--no-deps",
+              "--no-binary", ":all:", "--no-user", "--ignore-installed", "bar")
+        .and_return(true)
+
+      virtualenv.pip_install ["foo", "bar"]
+    end
+
+    it "accepts a Resource" do
+      res = Resource.new("test")
+
+      expect(res).to receive(:stage).and_yield
+      expect(formula).to receive(:system)
+        .with(dir/"bin/pip", "install", "-v", "--no-deps",
+              "--no-binary", ":all:", "--no-user", "--ignore-installed", Pathname.pwd)
+        .and_return(true)
+
+      virtualenv.pip_install res
+    end
+  end
+
+  describe "#pip_install_and_link" do
+    let(:src_bin) { dir/"bin" }
+    let(:dest_bin) { formula.bin }
+
+    it "can link scripts" do
+      src_bin.mkpath
+
+      expect(src_bin/"kilroy").not_to exist
+      expect(dest_bin/"kilroy").not_to exist
+
+      FileUtils.touch src_bin/"irrelevant"
+      bin_before = Dir.glob(src_bin/"*")
+      FileUtils.touch src_bin/"kilroy"
+      bin_after = Dir.glob(src_bin/"*")
+
+      expect(virtualenv).to receive(:pip_install).with("foo")
+      expect(Dir).to receive(:[]).with(src_bin/"*").twice.and_return(bin_before, bin_after)
+
+      virtualenv.pip_install_and_link "foo"
+
+      expect(src_bin/"kilroy").to exist
+      expect(dest_bin/"kilroy").to exist
+      expect(dest_bin/"kilroy").to be_a_symlink
+      expect((src_bin/"kilroy").realpath).to eq((dest_bin/"kilroy").realpath)
+      expect(dest_bin/"irrelevant").not_to exist
+    end
+  end
+end

Library/Homebrew/test/language/python_spec.rb

@@ -2,8 +2,6 @@
 # frozen_string_literal: true
 
 require "language/python"
-require "resource"
-require "utils/shebang"
 
 describe Language::Python, :needs_python do
   describe "#major_minor_version" do
@@ -33,138 +31,3 @@ describe Language::Python, :needs_python do
     end
   end
 end
-
-describe Language::Python::Shebang do
-  let(:file) { Tempfile.new("python-shebang") }
-  let(:python_f) do
-    formula "python" do
-      url "https://brew.sh/python-1.0.tgz"
-    end
-  end
-  let(:f) do
-    formula "foo" do
-      url "https://brew.sh/foo-1.0.tgz"
-
-      depends_on "python"
-    end
-  end
-
-  before do
-    file.write <<~EOS
-      #!/usr/bin/env python3
-      a
-      b
-      c
-    EOS
-    file.flush
-  end
-
-  after { file.unlink }
-
-  describe "#detected_python_shebang" do
-    it "can be used to replace Python shebangs" do
-      expect(Formulary).to receive(:factory).with(python_f.name).and_return(python_f)
-      Utils::Shebang.rewrite_shebang described_class.detected_python_shebang(f), file
-
-      expect(File.read(file)).to eq <<~EOS
-        #!#{HOMEBREW_PREFIX}/opt/python/bin/python3
-        a
-        b
-        c
-      EOS
-    end
-  end
-end
-
-describe Language::Python::Virtualenv::Virtualenv do
-  subject(:virtualenv) { described_class.new(formula, dir, "python") }
-
-  let(:dir) { mktmpdir }
-
-  let(:resource) { double("resource", stage: true) }
-  let(:formula_bin) { dir/"formula_bin" }
-  let(:formula) { double("formula", resource: resource, bin: formula_bin) }
-
-  describe "#create" do
-    it "creates a venv" do
-      expect(formula).to receive(:system).with("python", "-m", "venv", dir)
-      virtualenv.create
-    end
-  end
-
-  describe "#pip_install" do
-    it "accepts a string" do
-      expect(formula).to receive(:system)
-        .with(dir/"bin/pip", "install", "-v", "--no-deps",
-              "--no-binary", ":all:", "--no-user", "--ignore-installed", "foo")
-        .and_return(true)
-      virtualenv.pip_install "foo"
-    end
-
-    it "accepts a multi-line strings" do
-      expect(formula).to receive(:system)
-        .with(dir/"bin/pip", "install", "-v", "--no-deps",
-              "--no-binary", ":all:", "--no-user", "--ignore-installed", "foo", "bar")
-        .and_return(true)
-
-      virtualenv.pip_install <<~EOS
-        foo
-        bar
-      EOS
-    end
-
-    it "accepts an array" do
-      expect(formula).to receive(:system)
-        .with(dir/"bin/pip", "install", "-v", "--no-deps",
-              "--no-binary", ":all:", "--no-user", "--ignore-installed", "foo")
-        .and_return(true)
-
-      expect(formula).to receive(:system)
-        .with(dir/"bin/pip", "install", "-v", "--no-deps",
-              "--no-binary", ":all:", "--no-user", "--ignore-installed", "bar")
-        .and_return(true)
-
-      virtualenv.pip_install ["foo", "bar"]
-    end
-
-    it "accepts a Resource" do
-      res = Resource.new("test")
-
-      expect(res).to receive(:stage).and_yield
-      expect(formula).to receive(:system)
-        .with(dir/"bin/pip", "install", "-v", "--no-deps",
-              "--no-binary", ":all:", "--no-user", "--ignore-installed", Pathname.pwd)
-        .and_return(true)
-
-      virtualenv.pip_install res
-    end
-  end
-
-  describe "#pip_install_and_link" do
-    let(:src_bin) { dir/"bin" }
-    let(:dest_bin) { formula.bin }
-
-    it "can link scripts" do
-      src_bin.mkpath
-
-      expect(src_bin/"kilroy").not_to exist
-      expect(dest_bin/"kilroy").not_to exist
-
-      FileUtils.touch src_bin/"irrelevant"
-      bin_before = Dir.glob(src_bin/"*")
-      FileUtils.touch src_bin/"kilroy"
-      bin_after = Dir.glob(src_bin/"*")
-
-      expect(virtualenv).to receive(:pip_install).with("foo")
-      expect(Dir).to receive(:[]).with(src_bin/"*").twice.and_return(bin_before, bin_after)
-
-      virtualenv.pip_install_and_link "foo"
-
-      expect(src_bin/"kilroy").to exist
-      expect(dest_bin/"kilroy").to exist
-      expect(dest_bin/"kilroy").to be_a_symlink
-      expect((src_bin/"kilroy").realpath).to eq((dest_bin/"kilroy").realpath)
-      expect(dest_bin/"irrelevant").not_to exist
-    end
-  end
-end

Library/Homebrew/test/options/deprecated_option_spec.rb

@@ -0,0 +1,33 @@
+# typed: false
+# frozen_string_literal: true
+
+require "options"
+
+describe DeprecatedOption do
+  subject(:option) { described_class.new("foo", "bar") }
+
+  specify "#old" do
+    expect(option.old).to eq("foo")
+  end
+
+  specify "#old_flag" do
+    expect(option.old_flag).to eq("--foo")
+  end
+
+  specify "#current" do
+    expect(option.current).to eq("bar")
+  end
+
+  specify "#current_flag" do
+    expect(option.current_flag).to eq("--bar")
+  end
+
+  specify "equality" do
+    foobar = described_class.new("foo", "bar")
+    boofar = described_class.new("boo", "far")
+    expect(foobar).to eq(option)
+    expect(option).to eq(foobar)
+    expect(boofar).not_to eq(option)
+    expect(option).not_to eq(boofar)
+  end
+end

Library/Homebrew/test/options/option_spec.rb

@@ -0,0 +1,30 @@
+# typed: false
+# frozen_string_literal: true
+
+require "options"
+
+describe Option do
+  subject(:option) { described_class.new("foo") }
+
+  specify "#to_s" do
+    expect(option.to_s).to eq("--foo")
+  end
+
+  specify "equality" do
+    foo = described_class.new("foo")
+    bar = described_class.new("bar")
+    expect(option).to eq(foo)
+    expect(option).not_to eq(bar)
+    expect(option).to eql(foo)
+    expect(option).not_to eql(bar)
+  end
+
+  specify "#description" do
+    expect(option.description).to be_empty
+    expect(described_class.new("foo", "foo").description).to eq("foo")
+  end
+
+  specify "#inspect" do
+    expect(option.inspect).to eq("#<Option: \"--foo\">")
+  end
+end

Library/Homebrew/test/options_spec.rb

@@ -3,61 +3,6 @@
 
 require "options"
 
-describe Option do
-  subject(:option) { described_class.new("foo") }
-
-  specify "#to_s" do
-    expect(option.to_s).to eq("--foo")
-  end
-
-  specify "equality" do
-    foo = described_class.new("foo")
-    bar = described_class.new("bar")
-    expect(option).to eq(foo)
-    expect(option).not_to eq(bar)
-    expect(option).to eql(foo)
-    expect(option).not_to eql(bar)
-  end
-
-  specify "#description" do
-    expect(option.description).to be_empty
-    expect(described_class.new("foo", "foo").description).to eq("foo")
-  end
-
-  specify "#inspect" do
-    expect(option.inspect).to eq("#<Option: \"--foo\">")
-  end
-end
-
-describe DeprecatedOption do
-  subject(:option) { described_class.new("foo", "bar") }
-
-  specify "#old" do
-    expect(option.old).to eq("foo")
-  end
-
-  specify "#old_flag" do
-    expect(option.old_flag).to eq("--foo")
-  end
-
-  specify "#current" do
-    expect(option.current).to eq("bar")
-  end
-
-  specify "#current_flag" do
-    expect(option.current_flag).to eq("--bar")
-  end
-
-  specify "equality" do
-    foobar = described_class.new("foo", "bar")
-    boofar = described_class.new("boo", "far")
-    expect(foobar).to eq(option)
-    expect(option).to eq(foobar)
-    expect(boofar).not_to eq(option)
-    expect(option).not_to eq(boofar)
-  end
-end
-
 describe Options do
   subject(:options) { described_class.new }
 

Library/Homebrew/test/os/mac/mach_spec.rb

@@ -1,7 +1,8 @@
 # typed: false
 # frozen_string_literal: true
 
-describe "Mach-O Pathname tests" do
+describe "Mach-O" do
+  describe "Pathname tests" do
     specify "fat dylib" do
       pn = dylib_path("fat")
       expect(pn).to be_universal
@@ -175,3 +176,4 @@ describe "text executables" do
       expect(pn.arch).to eq(:dunno)
     end
   end
+end

Library/Homebrew/test/patch_spec.rb

@@ -75,7 +75,6 @@ describe Patch do
       expect(patch.patch_files.count).to eq(7)
     end
   end
-end
 
   describe EmbeddedPatch do
     describe "#new" do
@@ -104,3 +103,4 @@ describe ExternalPatch do
       its(:cached_download) { is_expected.to eq("/tmp/foo.tar.gz") }
     end
   end
+end

Library/Homebrew/test/rubocops/checksum/checksum_case_spec.rb

@@ -0,0 +1,70 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/checksum"
+
+describe RuboCop::Cop::FormulaAudit::ChecksumCase do
+  subject(:cop) { described_class.new }
+
+  context "when auditing spec checksums" do
+    it "reports an offense if a checksum contains uppercase letters" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          stable do
+            url "https://github.com/foo-lang/foo-compiler/archive/0.18.0.tar.gz"
+            sha256 "5cf6e1ae0A645b426c0a7cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea0e9a"
+                             ^ sha256 should be lowercase
+
+            resource "foo-package" do
+              url "https://github.com/foo-lang/foo-package/archive/0.18.0.tar.gz"
+              sha256 "5cf6e1Ae0a645b426b047aa4cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea9"
+                            ^ sha256 should be lowercase
+            end
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense if a checksum outside a `stable` block contains uppercase letters" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          resource "foo-outside" do
+            url "https://github.com/foo-lang/foo-outside/archive/0.18.0.tar.gz"
+            sha256 "A4cc7cd3f7d1605ffa1ac5755cf6e1ae0a645b426b047a6a39a8b2268ddc7ea9"
+                    ^ sha256 should be lowercase
+          end
+          stable do
+            url "https://github.com/foo-lang/foo-compiler/archive/0.18.0.tar.gz"
+            sha256 "5cf6e1ae0a645b426c0a7cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea0e9a"
+
+            resource "foo-package" do
+              url "https://github.com/foo-lang/foo-package/archive/0.18.0.tar.gz"
+              sha256 "5cf6e1ae0a645b426b047aa4cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea9"
+            end
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          resource "foo-outside" do
+            url "https://github.com/foo-lang/foo-outside/archive/0.18.0.tar.gz"
+            sha256 "a4cc7cd3f7d1605ffa1ac5755cf6e1ae0a645b426b047a6a39a8b2268ddc7ea9"
+          end
+          stable do
+            url "https://github.com/foo-lang/foo-compiler/archive/0.18.0.tar.gz"
+            sha256 "5cf6e1ae0a645b426c0a7cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea0e9a"
+
+            resource "foo-package" do
+              url "https://github.com/foo-lang/foo-package/archive/0.18.0.tar.gz"
+              sha256 "5cf6e1ae0a645b426b047aa4cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea9"
+            end
+          end
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/checksum/checksum_spec.rb

@@ -91,69 +91,3 @@ describe RuboCop::Cop::FormulaAudit::Checksum do
     end
   end
 end
-
-describe RuboCop::Cop::FormulaAudit::ChecksumCase do
-  subject(:cop) { described_class.new }
-
-  context "when auditing spec checksums" do
-    it "reports an offense if a checksum contains uppercase letters" do
-      expect_offense(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          stable do
-            url "https://github.com/foo-lang/foo-compiler/archive/0.18.0.tar.gz"
-            sha256 "5cf6e1ae0A645b426c0a7cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea0e9a"
-                             ^ sha256 should be lowercase
-
-            resource "foo-package" do
-              url "https://github.com/foo-lang/foo-package/archive/0.18.0.tar.gz"
-              sha256 "5cf6e1Ae0a645b426b047aa4cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea9"
-                            ^ sha256 should be lowercase
-            end
-          end
-        end
-      RUBY
-    end
-
-    it "reports and corrects an offense if a checksum outside a `stable` block contains uppercase letters" do
-      expect_offense(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          resource "foo-outside" do
-            url "https://github.com/foo-lang/foo-outside/archive/0.18.0.tar.gz"
-            sha256 "A4cc7cd3f7d1605ffa1ac5755cf6e1ae0a645b426b047a6a39a8b2268ddc7ea9"
-                    ^ sha256 should be lowercase
-          end
-          stable do
-            url "https://github.com/foo-lang/foo-compiler/archive/0.18.0.tar.gz"
-            sha256 "5cf6e1ae0a645b426c0a7cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea0e9a"
-
-            resource "foo-package" do
-              url "https://github.com/foo-lang/foo-package/archive/0.18.0.tar.gz"
-              sha256 "5cf6e1ae0a645b426b047aa4cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea9"
-            end
-          end
-        end
-      RUBY
-
-      expect_correction(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          resource "foo-outside" do
-            url "https://github.com/foo-lang/foo-outside/archive/0.18.0.tar.gz"
-            sha256 "a4cc7cd3f7d1605ffa1ac5755cf6e1ae0a645b426b047a6a39a8b2268ddc7ea9"
-          end
-          stable do
-            url "https://github.com/foo-lang/foo-compiler/archive/0.18.0.tar.gz"
-            sha256 "5cf6e1ae0a645b426c0a7cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea0e9a"
-
-            resource "foo-package" do
-              url "https://github.com/foo-lang/foo-package/archive/0.18.0.tar.gz"
-              sha256 "5cf6e1ae0a645b426b047aa4cc7cd3f7d1605ffa1ac5756a39a8b2268ddc7ea9"
-            end
-          end
-        end
-      RUBY
-    end
-  end
-end

Library/Homebrew/test/rubocops/class/class_name_spec.rb

@@ -0,0 +1,44 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/class"
+
+describe RuboCop::Cop::FormulaAudit::ClassName do
+  subject(:cop) { described_class.new }
+
+  corrected_source = <<~RUBY
+    class Foo < Formula
+      url 'https://brew.sh/foo-1.0.tgz'
+    end
+  RUBY
+
+  it "reports and corrects an offense when using ScriptFileFormula" do
+    expect_offense(<<~RUBY)
+      class Foo < ScriptFileFormula
+                  ^^^^^^^^^^^^^^^^^ ScriptFileFormula is deprecated, use Formula instead
+        url 'https://brew.sh/foo-1.0.tgz'
+      end
+    RUBY
+    expect_correction(corrected_source)
+  end
+
+  it "reports and corrects an offense when using GithubGistFormula" do
+    expect_offense(<<~RUBY)
+      class Foo < GithubGistFormula
+                  ^^^^^^^^^^^^^^^^^ GithubGistFormula is deprecated, use Formula instead
+        url 'https://brew.sh/foo-1.0.tgz'
+      end
+    RUBY
+    expect_correction(corrected_source)
+  end
+
+  it "reports and corrects an offense when using AmazonWebServicesFormula" do
+    expect_offense(<<~RUBY)
+      class Foo < AmazonWebServicesFormula
+                  ^^^^^^^^^^^^^^^^^^^^^^^^ AmazonWebServicesFormula is deprecated, use Formula instead
+        url 'https://brew.sh/foo-1.0.tgz'
+      end
+    RUBY
+    expect_correction(corrected_source)
+  end
+end

Library/Homebrew/test/rubocops/class/test_present.rb

@@ -0,0 +1,17 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/class"
+
+describe RuboCop::Cop::FormulaAuditStrict::TestPresent do
+  subject(:cop) { described_class.new }
+
+  it "reports an offense when there is no test block" do
+    expect_offense(<<~RUBY)
+      class Foo < Formula
+      ^^^^^^^^^^^^^^^^^^^ A `test do` test block should be added
+        url 'https://brew.sh/foo-1.0.tgz'
+      end
+    RUBY
+  end
+end

Library/Homebrew/test/rubocops/class/test_spec.rb

@@ -3,46 +3,6 @@
 
 require "rubocops/class"
 
-describe RuboCop::Cop::FormulaAudit::ClassName do
-  subject(:cop) { described_class.new }
-
-  corrected_source = <<~RUBY
-    class Foo < Formula
-      url 'https://brew.sh/foo-1.0.tgz'
-    end
-  RUBY
-
-  it "reports and corrects an offense when using ScriptFileFormula" do
-    expect_offense(<<~RUBY)
-      class Foo < ScriptFileFormula
-                  ^^^^^^^^^^^^^^^^^ ScriptFileFormula is deprecated, use Formula instead
-        url 'https://brew.sh/foo-1.0.tgz'
-      end
-    RUBY
-    expect_correction(corrected_source)
-  end
-
-  it "reports and corrects an offense when using GithubGistFormula" do
-    expect_offense(<<~RUBY)
-      class Foo < GithubGistFormula
-                  ^^^^^^^^^^^^^^^^^ GithubGistFormula is deprecated, use Formula instead
-        url 'https://brew.sh/foo-1.0.tgz'
-      end
-    RUBY
-    expect_correction(corrected_source)
-  end
-
-  it "reports and corrects an offense when using AmazonWebServicesFormula" do
-    expect_offense(<<~RUBY)
-      class Foo < AmazonWebServicesFormula
-                  ^^^^^^^^^^^^^^^^^^^^^^^^ AmazonWebServicesFormula is deprecated, use Formula instead
-        url 'https://brew.sh/foo-1.0.tgz'
-      end
-    RUBY
-    expect_correction(corrected_source)
-  end
-end
-
 describe RuboCop::Cop::FormulaAudit::Test do
   subject(:cop) { described_class.new }
 
@@ -117,16 +77,3 @@ describe RuboCop::Cop::FormulaAudit::Test do
     RUBY
   end
 end
-
-describe RuboCop::Cop::FormulaAuditStrict::TestPresent do
-  subject(:cop) { described_class.new }
-
-  it "reports an offense when there is no test block" do
-    expect_offense(<<~RUBY)
-      class Foo < Formula
-      ^^^^^^^^^^^^^^^^^^^ A `test do` test block should be added
-        url 'https://brew.sh/foo-1.0.tgz'
-      end
-    RUBY
-  end
-end

Library/Homebrew/test/rubocops/deprecate_disable/date_spec.rb

@@ -0,0 +1,152 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/deprecate_disable"
+
+describe RuboCop::Cop::FormulaAudit::DeprecateDisableDate do
+  subject(:cop) { described_class.new }
+
+  context "when auditing `deprecate!`" do
+    it "reports and corrects an offense if `date` is not ISO 8601 compliant" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          deprecate! date: "June 25, 2020"
+                           ^^^^^^^^^^^^^^^ Use `2020-06-25` to comply with ISO 8601
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          deprecate! date: "2020-06-25"
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense if `date` is not ISO 8601 compliant (with `reason`)" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          deprecate! because: "is broken", date: "June 25, 2020"
+                                                 ^^^^^^^^^^^^^^^ Use `2020-06-25` to comply with ISO 8601
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          deprecate! because: "is broken", date: "2020-06-25"
+        end
+      RUBY
+    end
+
+    it "reports no offenses if `date` is ISO 8601 compliant" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          deprecate! date: "2020-06-25"
+        end
+      RUBY
+    end
+
+    it "reports no offenses if `date` is ISO 8601 compliant (with `reason`)" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          deprecate! because: "is broken", date: "2020-06-25"
+        end
+      RUBY
+    end
+
+    it "reports no offenses if no `date` is specified" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          deprecate!
+        end
+      RUBY
+    end
+
+    it "reports no offenses if no `date` is specified (with `reason`)" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          deprecate! because: "is broken"
+        end
+      RUBY
+    end
+  end
+
+  context "when auditing `disable!`" do
+    it "reports and corrects an offense if `date` is not ISO 8601 compliant" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          disable! date: "June 25, 2020"
+                         ^^^^^^^^^^^^^^^ Use `2020-06-25` to comply with ISO 8601
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          disable! date: "2020-06-25"
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense if `date` is not ISO 8601 compliant (with `reason`)" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          disable! because: "is broken", date: "June 25, 2020"
+                                               ^^^^^^^^^^^^^^^ Use `2020-06-25` to comply with ISO 8601
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          disable! because: "is broken", date: "2020-06-25"
+        end
+      RUBY
+    end
+
+    it "reports no offenses if `date` is ISO 8601 compliant" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          disable! date: "2020-06-25"
+        end
+      RUBY
+    end
+
+    it "reports no offenses if `date` is ISO 8601 compliant (with `reason`)" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          disable! because: "is broken", date: "2020-06-25"
+        end
+      RUBY
+    end
+
+    it "reports no offenses if no `date` is specified" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          disable!
+        end
+      RUBY
+    end
+
+    it "reports no offenses if no `date` is specified (with `reason`)" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          url 'https://brew.sh/foo-1.0.tgz'
+          disable! because: "is broken"
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/deprecate_disable/reason_spec.rb

@@ -3,154 +3,6 @@
 
 require "rubocops/deprecate_disable"
 
-describe RuboCop::Cop::FormulaAudit::DeprecateDisableDate do
-  subject(:cop) { described_class.new }
-
-  context "when auditing `deprecate!`" do
-    it "reports and corrects an offense if `date` is not ISO 8601 compliant" do
-      expect_offense(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          deprecate! date: "June 25, 2020"
-                           ^^^^^^^^^^^^^^^ Use `2020-06-25` to comply with ISO 8601
-        end
-      RUBY
-
-      expect_correction(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          deprecate! date: "2020-06-25"
-        end
-      RUBY
-    end
-
-    it "reports and corrects an offense if `date` is not ISO 8601 compliant (with `reason`)" do
-      expect_offense(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          deprecate! because: "is broken", date: "June 25, 2020"
-                                                 ^^^^^^^^^^^^^^^ Use `2020-06-25` to comply with ISO 8601
-        end
-      RUBY
-
-      expect_correction(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          deprecate! because: "is broken", date: "2020-06-25"
-        end
-      RUBY
-    end
-
-    it "reports no offenses if `date` is ISO 8601 compliant" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          deprecate! date: "2020-06-25"
-        end
-      RUBY
-    end
-
-    it "reports no offenses if `date` is ISO 8601 compliant (with `reason`)" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          deprecate! because: "is broken", date: "2020-06-25"
-        end
-      RUBY
-    end
-
-    it "reports no offenses if no `date` is specified" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          deprecate!
-        end
-      RUBY
-    end
-
-    it "reports no offenses if no `date` is specified (with `reason`)" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          deprecate! because: "is broken"
-        end
-      RUBY
-    end
-  end
-
-  context "when auditing `disable!`" do
-    it "reports and corrects an offense if `date` is not ISO 8601 compliant" do
-      expect_offense(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          disable! date: "June 25, 2020"
-                         ^^^^^^^^^^^^^^^ Use `2020-06-25` to comply with ISO 8601
-        end
-      RUBY
-
-      expect_correction(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          disable! date: "2020-06-25"
-        end
-      RUBY
-    end
-
-    it "reports and corrects an offense if `date` is not ISO 8601 compliant (with `reason`)" do
-      expect_offense(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          disable! because: "is broken", date: "June 25, 2020"
-                                               ^^^^^^^^^^^^^^^ Use `2020-06-25` to comply with ISO 8601
-        end
-      RUBY
-
-      expect_correction(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          disable! because: "is broken", date: "2020-06-25"
-        end
-      RUBY
-    end
-
-    it "reports no offenses if `date` is ISO 8601 compliant" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          disable! date: "2020-06-25"
-        end
-      RUBY
-    end
-
-    it "reports no offenses if `date` is ISO 8601 compliant (with `reason`)" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          disable! because: "is broken", date: "2020-06-25"
-        end
-      RUBY
-    end
-
-    it "reports no offenses if no `date` is specified" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          disable!
-        end
-      RUBY
-    end
-
-    it "reports no offenses if no `date` is specified (with `reason`)" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          url 'https://brew.sh/foo-1.0.tgz'
-          disable! because: "is broken"
-        end
-      RUBY
-    end
-  end
-end
-
 describe RuboCop::Cop::FormulaAudit::DeprecateDisableReason do
   subject(:cop) { described_class.new }
 

Library/Homebrew/test/rubocops/lines/class_inheritance_spec.rb

@@ -0,0 +1,20 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::ClassInheritance do
+  subject(:cop) { described_class.new }
+
+  context "when auditing formula class inheritance" do
+    it "reports an offense when not using spaces for class inheritance" do
+      expect_offense(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo<Formula
+                  ^^^^^^^ Use a space in class inheritance: class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/livecheck/regex_case_insensitive_spec.rb

@@ -0,0 +1,46 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/livecheck"
+
+describe RuboCop::Cop::FormulaAudit::LivecheckRegexCaseInsensitive do
+  subject(:cop) { described_class.new }
+
+  it "reports an offense when the `regex` is not case-insensitive" do
+    expect_offense(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t})
+                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Regexes should be case-insensitive unless sensitivity is explicitly required for proper matching.
+        end
+      end
+    RUBY
+
+    expect_correction(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
+        end
+      end
+    RUBY
+  end
+
+  it "reports no offenses when the `regex` is case-insensitive" do
+    expect_no_offenses(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
+        end
+      end
+    RUBY
+  end
+end

Library/Homebrew/test/rubocops/livecheck/regex_extension_spec.rb

@@ -0,0 +1,46 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/livecheck"
+
+describe RuboCop::Cop::FormulaAudit::LivecheckRegexExtension do
+  subject(:cop) { described_class.new }
+
+  it "reports an offense when the `regex` does not use `\\.t` for archive file extensions" do
+    expect_offense(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.tgz}i)
+                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `\\.t` instead of `\\.tgz`
+        end
+      end
+    RUBY
+
+    expect_correction(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
+        end
+      end
+    RUBY
+  end
+
+  it "reports no offenses when the `regex` uses `\\.t` for archive file extensions" do
+    expect_no_offenses(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
+        end
+      end
+    RUBY
+  end
+end

Library/Homebrew/test/rubocops/livecheck/regex_if_page_match_spec.rb

@@ -0,0 +1,36 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/livecheck"
+
+describe RuboCop::Cop::FormulaAudit::LivecheckRegexIfPageMatch do
+  subject(:cop) { described_class.new }
+
+  it "reports an offense when there is no `regex` for `strategy :page_match`" do
+    expect_offense(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+        ^^^^^^^^^^^^ A `regex` is required if `strategy :page_match` is present.
+          url :stable
+          strategy :page_match
+        end
+      end
+    RUBY
+  end
+
+  it "reports no offenses when a `regex` is specified for `strategy :page_match`" do
+    expect_no_offenses(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          strategy :page_match
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
+        end
+      end
+    RUBY
+  end
+end

Library/Homebrew/test/rubocops/livecheck/regex_parentheses_spec.rb

@@ -0,0 +1,46 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/livecheck"
+
+describe RuboCop::Cop::FormulaAudit::LivecheckRegexParentheses do
+  subject(:cop) { described_class.new }
+
+  it "reports an offense when the `regex` call in the livecheck block does not use parentheses" do
+    expect_offense(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex %r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ The `regex` call should always use parentheses.
+        end
+      end
+    RUBY
+
+    expect_correction(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
+        end
+      end
+    RUBY
+  end
+
+  it "reports no offenses when the `regex` call in the livecheck block uses parentheses" do
+    expect_no_offenses(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
+        end
+      end
+    RUBY
+  end
+end

Library/Homebrew/test/rubocops/livecheck/skip_spec.rb

@@ -0,0 +1,44 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/livecheck"
+
+describe RuboCop::Cop::FormulaAudit::LivecheckSkip do
+  subject(:cop) { described_class.new }
+
+  it "reports an offense when a skipped formula's livecheck block contains other information" do
+    expect_offense(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+        ^^^^^^^^^^^^ Skipped formulae must not contain other livecheck information.
+          skip "Not maintained"
+          url :stable
+        end
+      end
+    RUBY
+
+    expect_correction(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          skip "Not maintained"
+        end
+      end
+    RUBY
+  end
+
+  it "reports no offenses when a skipped formula's livecheck block contains no other information" do
+    expect_no_offenses(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          skip "Not maintained"
+        end
+      end
+    RUBY
+  end
+end

Library/Homebrew/test/rubocops/livecheck/url_provided_spec.rb

@@ -0,0 +1,34 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/livecheck"
+
+describe RuboCop::Cop::FormulaAudit::LivecheckUrlProvided do
+  subject(:cop) { described_class.new }
+
+  it "reports an offense when a `url` is not specified in the livecheck block" do
+    expect_offense(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+        ^^^^^^^^^^^^ A `url` must be provided to livecheck.
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
+        end
+      end
+    RUBY
+  end
+
+  it "reports no offenses when a `url` is specified in the livecheck block" do
+    expect_no_offenses(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
+        end
+      end
+    RUBY
+  end
+end

Library/Homebrew/test/rubocops/livecheck/url_symbol_spec.rb

@@ -0,0 +1,43 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/livecheck"
+
+describe RuboCop::Cop::FormulaAudit::LivecheckUrlSymbol do
+  subject(:cop) { described_class.new }
+
+  it "reports an offense when the `url` specified in the livecheck block is identical to a formula URL" do
+    expect_offense(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url "https://brew.sh/foo-1.0.tgz"
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `url :stable`
+        end
+      end
+    RUBY
+
+    expect_correction(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url :stable
+        end
+      end
+    RUBY
+  end
+
+  it "reports no offenses when the `url` specified in the livecheck block is not identical to a formula URL" do
+    expect_no_offenses(<<~RUBY)
+      class Foo < Formula
+        url "https://brew.sh/foo-1.0.tgz"
+
+        livecheck do
+          url "https://brew.sh/foo/releases/"
+        end
+      end
+    RUBY
+  end
+end

Library/Homebrew/test/rubocops/livecheck_spec.rb

@@ -1,271 +0,0 @@
-# typed: false
-# frozen_string_literal: true
-
-require "rubocops/livecheck"
-
-describe RuboCop::Cop::FormulaAudit::LivecheckSkip do
-  subject(:cop) { described_class.new }
-
-  it "reports an offense when a skipped formula's livecheck block contains other information" do
-    expect_offense(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-        ^^^^^^^^^^^^ Skipped formulae must not contain other livecheck information.
-          skip "Not maintained"
-          url :stable
-        end
-      end
-    RUBY
-
-    expect_correction(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          skip "Not maintained"
-        end
-      end
-    RUBY
-  end
-
-  it "reports no offenses when a skipped formula's livecheck block contains no other information" do
-    expect_no_offenses(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          skip "Not maintained"
-        end
-      end
-    RUBY
-  end
-end
-
-describe RuboCop::Cop::FormulaAudit::LivecheckUrlProvided do
-  subject(:cop) { described_class.new }
-
-  it "reports an offense when a `url` is not specified in the livecheck block" do
-    expect_offense(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-        ^^^^^^^^^^^^ A `url` must be provided to livecheck.
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
-        end
-      end
-    RUBY
-  end
-
-  it "reports no offenses when a `url` is specified in the livecheck block" do
-    expect_no_offenses(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
-        end
-      end
-    RUBY
-  end
-end
-
-describe RuboCop::Cop::FormulaAudit::LivecheckUrlSymbol do
-  subject(:cop) { described_class.new }
-
-  it "reports an offense when the `url` specified in the livecheck block is identical to a formula URL" do
-    expect_offense(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url "https://brew.sh/foo-1.0.tgz"
-          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `url :stable`
-        end
-      end
-    RUBY
-
-    expect_correction(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-        end
-      end
-    RUBY
-  end
-
-  it "reports no offenses when the `url` specified in the livecheck block is not identical to a formula URL" do
-    expect_no_offenses(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url "https://brew.sh/foo/releases/"
-        end
-      end
-    RUBY
-  end
-end
-
-describe RuboCop::Cop::FormulaAudit::LivecheckRegexParentheses do
-  subject(:cop) { described_class.new }
-
-  it "reports an offense when the `regex` call in the livecheck block does not use parentheses" do
-    expect_offense(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex %r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i
-          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ The `regex` call should always use parentheses.
-        end
-      end
-    RUBY
-
-    expect_correction(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
-        end
-      end
-    RUBY
-  end
-
-  it "reports no offenses when the `regex` call in the livecheck block uses parentheses" do
-    expect_no_offenses(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
-        end
-      end
-    RUBY
-  end
-end
-
-describe RuboCop::Cop::FormulaAudit::LivecheckRegexExtension do
-  subject(:cop) { described_class.new }
-
-  it "reports an offense when the `regex` does not use `\\.t` for archive file extensions" do
-    expect_offense(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.tgz}i)
-                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `\\.t` instead of `\\.tgz`
-        end
-      end
-    RUBY
-
-    expect_correction(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
-        end
-      end
-    RUBY
-  end
-
-  it "reports no offenses when the `regex` uses `\\.t` for archive file extensions" do
-    expect_no_offenses(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
-        end
-      end
-    RUBY
-  end
-end
-
-describe RuboCop::Cop::FormulaAudit::LivecheckRegexIfPageMatch do
-  subject(:cop) { described_class.new }
-
-  it "reports an offense when there is no `regex` for `strategy :page_match`" do
-    expect_offense(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-        ^^^^^^^^^^^^ A `regex` is required if `strategy :page_match` is present.
-          url :stable
-          strategy :page_match
-        end
-      end
-    RUBY
-  end
-
-  it "rreports no offenses when a `regex` is specified for `strategy :page_match`" do
-    expect_no_offenses(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          strategy :page_match
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
-        end
-      end
-    RUBY
-  end
-end
-
-describe RuboCop::Cop::FormulaAudit::LivecheckRegexCaseInsensitive do
-  subject(:cop) { described_class.new }
-
-  it "reports an offense when the `regex` is not case-insensitive" do
-    expect_offense(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t})
-                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Regexes should be case-insensitive unless sensitivity is explicitly required for proper matching.
-        end
-      end
-    RUBY
-
-    expect_correction(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
-        end
-      end
-    RUBY
-  end
-
-  it "reports no offenses when the `regex` is case-insensitive" do
-    expect_no_offenses(<<~RUBY)
-      class Foo < Formula
-        url "https://brew.sh/foo-1.0.tgz"
-
-        livecheck do
-          url :stable
-          regex(%r{href=.*?/formula[._-]v?(\\d+(?:\\.\\d+)+)\\.t}i)
-        end
-      end
-    RUBY
-  end
-end

Library/Homebrew/test/rubocops/text/assert_statements_spec.rb

@@ -0,0 +1,54 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::AssertStatements do
+  subject(:cop) { described_class.new }
+
+  context "when auditing formula assertions" do
+    it "reports an offense when assert ... include is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          assert File.read("inbox").include?("Sample message 1")
+                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `assert_match` instead of `assert ...include?`
+        end
+      RUBY
+    end
+
+    it "reports an offense when assert ... exist? is used without a negation" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          assert File.exist? "default.ini"
+                 ^^^^^^^^^^^^^^^^^^^^^^^^^ Use `assert_predicate <path_to_file>, :exist?` instead of `assert File.exist? "default.ini"`
+        end
+      RUBY
+    end
+
+    it "reports an offense when assert ... exist? is used with a negation" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          assert !File.exist?("default.ini")
+                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `refute_predicate <path_to_file>, :exist?` instead of `assert !File.exist?("default.ini")`
+        end
+      RUBY
+    end
+
+    it "reports an offense when assert ... executable? is used without a negation" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          assert File.executable? f
+                 ^^^^^^^^^^^^^^^^^^ Use `assert_predicate <path_to_file>, :executable?` instead of `assert File.executable? f`
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/comments_spec.rb

@@ -0,0 +1,58 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::Comments do
+  subject(:cop) { described_class.new }
+
+  context "when auditing comment text" do
+    it "reports an offense when commented cmake calls exist" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          # system "cmake", ".", *std_cmake_args
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Please remove default template comments
+        end
+      RUBY
+    end
+
+    it "reports an offense when default template comments exist" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          # PLEASE REMOVE
+          ^^^^^^^^^^^^^^^ Please remove default template comments
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+        end
+      RUBY
+    end
+
+    it "reports an offense when `depends_on` is commented" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          # depends_on "foo"
+          ^^^^^^^^^^^^^^^^^^ Commented-out dependency "foo"
+        end
+      RUBY
+    end
+
+    it "reports an offense if citation tags are present" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          # cite Howell_2009:
+          ^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should not use `cite` comments
+          # doi "10.111/222.x"
+          ^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should not use `doi` comments
+          # tag "software"
+          ^^^^^^^^^^^^^^^^ Formulae in homebrew/core should not use `tag` comments
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/license_arrays_spec.rb

@@ -0,0 +1,59 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::LicenseArrays do
+  subject(:cop) { described_class.new }
+
+  context "when auditing license arrays" do
+    it "reports no offenses for license strings" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license "MIT"
+        end
+      RUBY
+    end
+
+    it "reports no offenses for license symbols" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license :public_domain
+        end
+      RUBY
+    end
+
+    it "reports no offenses for license hashes" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license any_of: ["MIT", "0BSD"]
+        end
+      RUBY
+    end
+
+    it "reports and corrects use of a license array" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license ["MIT", "0BSD"]
+          ^^^^^^^^^^^^^^^^^^^^^^^ Use `license any_of: ["MIT", "0BSD"]` instead of `license ["MIT", "0BSD"]`
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license any_of: ["MIT", "0BSD"]
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/licenses_spec.rb

@@ -0,0 +1,88 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::Licenses do
+  subject(:cop) { described_class.new }
+
+  context "when auditing licenses" do
+    it "reports no offenses for license strings" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license "MIT"
+        end
+      RUBY
+    end
+
+    it "reports no offenses for license symbols" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license :public_domain
+        end
+      RUBY
+    end
+
+    it "reports no offenses for license hashes" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license any_of: ["MIT", "0BSD"]
+        end
+      RUBY
+    end
+
+    it "reports no offenses for license exceptions" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license "MIT" => { with: "LLVM-exception" }
+        end
+      RUBY
+    end
+
+    it "reports no offenses for multiline nested license hashes" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license any_of: [
+            "MIT",
+            all_of: ["0BSD", "Zlib"],
+          ]
+        end
+      RUBY
+    end
+
+    it "reports no offenses for multiline nested license hashes with exceptions" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license any_of: [
+            "MIT",
+            all_of: ["0BSD", "Zlib"],
+            "GPL-2.0-only" => { with: "LLVM-exception" },
+          ]
+        end
+      RUBY
+    end
+
+    it "reports an offense for nested license hashes on a single line" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          license any_of: ["MIT", all_of: ["0BSD", "Zlib"]]
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Split nested license declarations onto multiple lines
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/make_check_spec.rb

@@ -0,0 +1,46 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAuditStrict::MakeCheck do
+  subject(:cop) { described_class.new }
+
+  let(:path) { Tap::TAP_DIRECTORY/"homebrew/homebrew-core" }
+
+  before do
+    path.mkpath
+    (path/"style_exceptions").mkpath
+  end
+
+  def setup_style_exceptions
+    (path/"style_exceptions/make_check_allowlist.json").write <<~JSON
+      [ "bar" ]
+    JSON
+  end
+
+  it "reports an offense when formulae in homebrew/core run build-time checks" do
+    setup_style_exceptions
+
+    expect_offense(<<~RUBY, "#{path}/Formula/foo.rb")
+      class Foo < Formula
+        desc "foo"
+        url 'https://brew.sh/foo-1.0.tgz'
+        system "make", "-j1", "test"
+        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core (except e.g. cryptography, libraries) should not run build-time checks
+      end
+    RUBY
+  end
+
+  it "reports no offenses when exempted formulae in homebrew/core run build-time checks" do
+    setup_style_exceptions
+
+    expect_no_offenses(<<~RUBY, "#{path}/Formula/bar.rb")
+      class Bar < Formula
+        desc "bar"
+        url 'https://brew.sh/bar-1.0.tgz'
+        system "make", "-j1", "test"
+      end
+    RUBY
+  end
+end

Library/Homebrew/test/rubocops/text/miscellaneous_spec.rb

@@ -0,0 +1,483 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::Miscellaneous do
+  subject(:cop) { described_class.new }
+
+  context "when auditing formula miscellany" do
+    it "reports an offense for unneeded `FileUtils` usage" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          FileUtils.mv "hello"
+          ^^^^^^^^^^^^^^^^^^^^ Don\'t need \'FileUtils.\' before mv
+        end
+      RUBY
+    end
+
+    it "reports an offense for long `inreplace` block variable names" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          inreplace "foo" do |longvar|
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ \"inreplace <filenames> do |s|\" is preferred over \"|longvar|\".
+            somerandomCall(longvar)
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense for invalid `rebuild` numbers" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          bottle do
+            rebuild 0
+            ^^^^^^^^^ 'rebuild 0' should be removed
+            sha256 "fe0679b932dd43a87fd415b609a7fbac7a069d117642ae8ebaac46ae1fb9f0b3" => :sierra
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `OS.linux?` is used in homebrew/core" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          bottle do
+            if OS.linux?
+               ^^^^^^^^^ Don\'t use OS.linux?; homebrew/core only supports macOS
+              nil
+            end
+            sha256 "fe0679b932dd43a87fd415b609a7fbac7a069d117642ae8ebaac46ae1fb9f0b3" => :sierra
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when a useless `fails_with :llvm` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          bottle do
+            sha256 "fe0679b932dd43a87fd415b609a7fbac7a069d117642ae8ebaac46ae1fb9f0b3" => :sierra
+          end
+          fails_with :llvm do
+          ^^^^^^^^^^^^^^^^ 'fails_with :llvm' is now a no-op so should be removed
+            build 2335
+            cause "foo"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `def test` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+
+          def test
+          ^^^^^^^^ Use new-style test definitions (test do)
+            assert_equals "1", "1"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `skip_clean` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          skip_clean :all
+          ^^^^^^^^^^^^^^^ `skip_clean :all` is deprecated; brew no longer strips symbols. Pass explicit paths to prevent Homebrew from removing empty folders.
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.universal?` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          if build.universal?
+             ^^^^^^^^^^^^^^^^ macOS has been 64-bit only since 10.6 so build.universal? is deprecated.
+             "foo"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when `build.universal?` is used in an exempt formula" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/wine.rb")
+        class Wine < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          if build.universal?
+             "foo"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `ENV.universal_binary` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          if build?
+             ENV.universal_binary
+             ^^^^^^^^^^^^^^^^^^^^ macOS has been 64-bit only since 10.6 so ENV.universal_binary is deprecated.
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when `ENV.universal_binary` is used in an exempt formula" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/wine.rb")
+        class Wine < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          if build?
+            ENV.universal_binary
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `install_name_tool` is called" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          system "install_name_tool", "-id"
+                 ^^^^^^^^^^^^^^^^^^^ Use ruby-macho instead of calling "install_name_tool"
+        end
+      RUBY
+    end
+
+    it "reports an offense when `npm install` is called without Language::Node arguments" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          system "npm", "install"
+          ^^^^^^^^^^^^^^^^^^^^^^^ Use Language::Node for npm install args
+        end
+      RUBY
+    end
+
+    it "reports no offenses when `npm install` is called without Language::Node arguments in an exempt formula" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/kibana@4.4.rb")
+        class KibanaAT44 < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          system "npm", "install"
+        end
+      RUBY
+    end
+
+    it "reports an offense when `depends_on` is called with an instance" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          depends_on FOO::BAR.new
+                     ^^^^^^^^^^^^ `depends_on` can take requirement classes instead of instances
+        end
+      RUBY
+    end
+
+    it "reports an offense when `Dir` is called without a globbing argument" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          rm_rf Dir["src/{llvm,test,librustdoc,etc/snapshot.pyc}"]
+          rm_rf Dir["src/snapshot.pyc"]
+                    ^^^^^^^^^^^^^^^^^^ Dir(["src/snapshot.pyc"]) is unnecessary; just use "src/snapshot.pyc"
+        end
+      RUBY
+    end
+
+    it "reports an offense when executing a system command for which there is a Ruby FileUtils equivalent" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          system "mkdir", "foo"
+                 ^^^^^^^ Use the `mkdir` Ruby method instead of `system "mkdir", "foo"`
+        end
+      RUBY
+    end
+
+    it "reports an offense when top-level functions are defined outside of a class body" do
+      expect_offense(<<~RUBY)
+        def test
+        ^^^^^^^^ Define method test in the class body, not at the top-level
+           nil
+        end
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+        end
+      RUBY
+    end
+
+    it 'reports an offense when `man+"man8"` is used' do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            man1.install man+"man8" => "faad.1"
+                             ^^^^^^ "man+"man8"" should be "man8"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when a hard-coded `gcc` is referenced" do
+      expect_offense(<<~'RUBY')
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            system "/usr/bin/gcc", "foo"
+                   ^^^^^^^^^^^^^^ Use "#{ENV.cc}" instead of hard-coding "gcc"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when a hard-coded `g++` is referenced" do
+      expect_offense(<<~'RUBY')
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            system "/usr/bin/g++", "-o", "foo", "foo.cc"
+                   ^^^^^^^^^^^^^^ Use "#{ENV.cxx}" instead of hard-coding "g++"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when a hard-coded `llvm-g++` is set as COMPILER_PATH" do
+      expect_offense(<<~'RUBY')
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            ENV["COMPILER_PATH"] = "/usr/bin/llvm-g++"
+                                   ^^^^^^^^^^^^^^^^^^^ Use "#{ENV.cxx}" instead of hard-coding "llvm-g++"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when a hard-coded `gcc` is set as COMPILER_PATH" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            ENV["COMPILER_PATH"] = "/usr/bin/gcc"
+                                   ^^^^^^^^^^^^^^ Use \"\#{ENV.cc}\" instead of hard-coding \"gcc\"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when the formula path shortcut `man` could be used" do
+      expect_offense(<<~'RUBY')
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            mv "#{share}/man", share
+                        ^^^^ "#{share}/man" should be "#{man}"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when the formula path shortcut `libexec` could be used" do
+      expect_offense(<<~'RUBY')
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            mv "#{prefix}/libexec", share
+                         ^^^^^^^^ "#{prefix}/libexec" should be "#{libexec}"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when the formula path shortcut `info` could be used" do
+      expect_offense(<<~'RUBY')
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            system "./configure", "--INFODIR=#{prefix}/share/info"
+                                                      ^^^^^^^^^^^ "#{prefix}/share/info" should be "#{info}"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when the formula path shortcut `man8` could be used" do
+      expect_offense(<<~'RUBY')
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            system "./configure", "--MANDIR=#{prefix}/share/man/man8"
+                                                     ^^^^^^^^^^^^^^^ "#{prefix}/share/man/man8" should be "#{man8}"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when unvendored lua modules are used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          depends_on "lpeg" => :lua51
+                               ^^^^^^ lua modules should be vendored rather than use deprecated `depends_on \"lpeg\" => :lua51`
+        end
+      RUBY
+    end
+
+    it "reports an offense when `export` is used to set environment variables" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          system "export", "var=value"
+                 ^^^^^^^^ Use ENV instead of invoking 'export' to modify the environment
+        end
+      RUBY
+    end
+
+    it "reports an offense when dependencies with invalid options are used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          depends_on "foo" => "with-bar"
+                              ^^^^^^^^^^ Dependency foo should not use option with-bar
+        end
+      RUBY
+    end
+
+    it "reports an offense when dependencies with invalid options are used in an array" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          depends_on "httpd" => [:build, :test]
+          depends_on "foo" => [:optional, "with-bar"]
+                                          ^^^^^^^^^^ Dependency foo should not use option with-bar
+          depends_on "icu4c" => [:optional, "c++11"]
+                                            ^^^^^^^ Dependency icu4c should not use option c++11
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.head?` could be used instead of checking `version`" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          if version == "HEAD"
+             ^^^^^^^^^^^^^^^^^ Use 'build.head?' instead of inspecting 'version'
+            foo()
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `ARGV.include? (--HEAD)` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          test do
+            head = ARGV.include? "--HEAD"
+                   ^^^^ Use build instead of ARGV to check options
+                   ^^^^^^^^^^^^^^^^^^^^^^ Use "if build.head?" instead
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `needs :openmp` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          needs :openmp
+          ^^^^^^^^^^^^^ 'needs :openmp' should be replaced with 'depends_on \"gcc\"'
+        end
+      RUBY
+    end
+
+    it "reports an offense when `MACOS_VERSION` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          test do
+            version = MACOS_VERSION
+                      ^^^^^^^^^^^^^ Use MacOS.version instead of MACOS_VERSION
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.with?` is used for a conditional dependency" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          depends_on "foo" if build.with? "foo"
+          ^^^^^^^^^^^^^^^^ Replace depends_on "foo" if build.with? "foo" with depends_on "foo" => :optional
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.without?` is used for a negated conditional dependency" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          depends_on :foo unless build.without? "foo"
+          ^^^^^^^^^^^^^^^ Replace depends_on :foo unless build.without? "foo" with depends_on :foo => :recommended
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.include?` is used for a negated conditional dependency" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          depends_on :foo unless build.include? "without-foo"
+          ^^^^^^^^^^^^^^^ Replace depends_on :foo unless build.include? "without-foo" with depends_on :foo => :recommended
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/mpi_check_spec.rb

@@ -0,0 +1,29 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::MpiCheck do
+  subject(:cop) { described_class.new }
+
+  context "when auditing MPI dependencies" do
+    it "reports and corrects an offense when using depends_on \"mpich\" in homebrew/core" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          depends_on "mpich"
+          ^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should use 'depends_on "open-mpi"' instead of 'depends_on "mpich"'.
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          depends_on "open-mpi"
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/option_declarations_spec.rb

@@ -0,0 +1,159 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::OptionDeclarations do
+  subject(:cop) { described_class.new }
+
+  context "when auditing options" do
+    it "reports an offense when `build.without?` is used in homebrew/core" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            build.without? "bar"
+            ^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should not use `build.without?`.
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.with?` is used in homebrew/core" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def install
+            build.with? "bar"
+            ^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should not use `build.with?`.
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.without?` is used for a conditional dependency" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          depends_on "bar" if build.without?("baz")
+                              ^^^^^^^^^^^^^^^^^^^^^ Use `:optional` or `:recommended` instead of `if build.without?("baz")`
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.without?` is used for a conditional dependency" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          depends_on "bar" if build.with?("baz")
+                              ^^^^^^^^^^^^^^^^^^ Use `:optional` or `:recommended` instead of `if build.with?("baz")`
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.without?` is used with `unless`" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def post_install
+            return unless build.without? "bar"
+                          ^^^^^^^^^^^^^^^^^^^^ Use if build.with? "bar" instead of unless build.without? "bar"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.with?` is used with `unless`" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def post_install
+            return unless build.with? "bar"
+                          ^^^^^^^^^^^^^^^^^ Use if build.without? "bar" instead of unless build.with? "bar"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.with?` is negated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def post_install
+            return if !build.with? "bar"
+                      ^^^^^^^^^^^^^^^^^^ Don't negate 'build.with?': use 'build.without?'
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.without?` is negated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def post_install
+            return if !build.without? "bar"
+                      ^^^^^^^^^^^^^^^^^^^^^ Don't negate 'build.without?': use 'build.with?'
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when a `build.without?` conditional is unnecessary" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def post_install
+            return if build.without? "--without-bar"
+                                     ^^^^^^^^^^^^^^^ Don't duplicate 'without': Use `build.without? \"bar\"` to check for \"--without-bar\"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when a `build.with?` conditional is unnecessary" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def post_install
+            return if build.with? "--with-bar"
+                                  ^^^^^^^^^^^^ Don't duplicate 'with': Use `build.with? \"bar\"` to check for \"--with-bar\"
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `build.include?` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+          def post_install
+            return if build.include? "foo"
+                      ^^^^^^^^^^^^^^^^^^^^ `build.include?` is deprecated
+          end
+        end
+      RUBY
+    end
+
+    it "reports an offense when `def option` is used" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url 'https://brew.sh/foo-1.0.tgz'
+
+          def options
+          ^^^^^^^^^^^ Use new-style option definitions
+            [["--bar", "desc"]]
+          end
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/python_versions_spec.rb

@@ -0,0 +1,184 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::PythonVersions do
+  subject(:cop) { described_class.new }
+
+  context "when auditing Python versions" do
+    it "reports no offenses for Python with no dependency" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          def install
+            puts "python@3.8"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses for unversioned Python references" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.9"
+
+          def install
+            puts "python"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses for Python with no version" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.9"
+
+          def install
+            puts "python3"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when a Python reference matches its dependency" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.9"
+
+          def install
+            puts "python@3.9"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when a Python reference matches its dependency without `@`" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.9"
+
+          def install
+            puts "python3.9"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when a Python reference matches its two-digit dependency" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.10"
+
+          def install
+            puts "python@3.10"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when a Python reference matches its two-digit dependency without `@`" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.10"
+
+          def install
+            puts "python3.10"
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects Python references with mismatched versions" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.9"
+
+          def install
+            puts "python@3.8"
+                 ^^^^^^^^^^^^ References to `python@3.8` should match the specified python dependency (`python@3.9`)
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.9"
+
+          def install
+            puts "python@3.9"
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects Python references with mismatched versions without `@`" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.9"
+
+          def install
+            puts "python3.8"
+                 ^^^^^^^^^^^ References to `python3.8` should match the specified python dependency (`python3.9`)
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.9"
+
+          def install
+            puts "python3.9"
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects Python references with mismatched two-digit versions" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.11"
+
+          def install
+            puts "python@3.10"
+                 ^^^^^^^^^^^^^ References to `python@3.10` should match the specified python dependency (`python@3.11`)
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.11"
+
+          def install
+            puts "python@3.11"
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects Python references with mismatched two-digit versions without `@`" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.11"
+
+          def install
+            puts "python3.10"
+                 ^^^^^^^^^^^^ References to `python3.10` should match the specified python dependency (`python3.11`)
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          depends_on "python@3.11"
+
+          def install
+            puts "python3.11"
+          end
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/safe_popen_commands_spec.rb

@@ -0,0 +1,59 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::SafePopenCommands do
+  subject(:cop) { described_class.new }
+
+  context "when auditing popen commands" do
+    it "reports and corrects `Utils.popen_read` usage" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_read "foo"
+            ^^^^^^^^^^^^^^^^^^^^^^ Use `Utils.safe_popen_read` instead of `Utils.popen_read`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_read "foo"
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects `Utils.popen_write` usage" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_write "foo"
+            ^^^^^^^^^^^^^^^^^^^^^^^ Use `Utils.safe_popen_write` instead of `Utils.popen_write`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_write "foo"
+          end
+        end
+      RUBY
+    end
+
+    it "does not report an offense when `Utils.popen_read` is used in a test block" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          def install; end
+          test do
+            Utils.popen_read "foo"
+          end
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/shell_commands_spec.rb

@@ -0,0 +1,212 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAuditStrict::ShellCommands do
+  subject(:cop) { described_class.new }
+
+  context "when auditing shell commands" do
+    it "reports and corrects an offense when `system` arguments should be separated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            system "foo bar"
+                   ^^^^^^^^^ Separate `system` commands into `\"foo\", \"bar\"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            system "foo", "bar"
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense when `system` arguments with string interpolation should be separated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            system "\#{bin}/foo bar"
+                   ^^^^^^^^^^^^^^^^ Separate `system` commands into `\"\#{bin}/foo\", \"bar\"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            system "\#{bin}/foo", "bar"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when `system` with metacharacter arguments are called" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          def install
+            system "foo bar > baz"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when trailing arguments to `system` are unseparated" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          def install
+            system "foo", "bar baz"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when `Utils.popen` arguments are unseparated" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen("foo bar")
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense when `Utils.popen_read` arguments are unseparated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_read("foo bar")
+                             ^^^^^^^^^ Separate `Utils.popen_read` commands into `\"foo\", \"bar\"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_read("foo", "bar")
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense when `Utils.safe_popen_read` arguments are unseparated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_read("foo bar")
+                                  ^^^^^^^^^ Separate `Utils.safe_popen_read` commands into `\"foo\", \"bar\"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_read("foo", "bar")
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense when `Utils.popen_write` arguments are unseparated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_write("foo bar")
+                              ^^^^^^^^^ Separate `Utils.popen_write` commands into `\"foo\", \"bar\"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_write("foo", "bar")
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense when `Utils.safe_popen_write` arguments are unseparated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_write("foo bar")
+                                   ^^^^^^^^^ Separate `Utils.safe_popen_write` commands into `\"foo\", \"bar\"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_write("foo", "bar")
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense when `Utils.popen_read` arguments with interpolation are unseparated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_read("\#{bin}/foo bar")
+                             ^^^^^^^^^^^^^^^^ Separate `Utils.popen_read` commands into `\"\#{bin}/foo\", \"bar\"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_read("\#{bin}/foo", "bar")
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when `Utils.popen_read` arguments with metacharacters are unseparated" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_read("foo bar > baz")
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses when trailing arguments to `Utils.popen_read` are unseparated" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_read("foo", "bar baz")
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects an offense when `Utils.popen_read` arguments are unseparated after a shell variable" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_read({ "SHELL" => "bash"}, "foo bar")
+                                                   ^^^^^^^^^ Separate `Utils.popen_read` commands into `\"foo\", \"bar\"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen_read({ "SHELL" => "bash"}, "foo", "bar")
+          end
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/shell_variables_spec.rb

@@ -0,0 +1,86 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/lines"
+
+describe RuboCop::Cop::FormulaAudit::ShellVariables do
+  subject(:cop) { described_class.new }
+
+  context "when auditing shell variables" do
+    it "reports and corrects unexpanded shell variables in `Utils.popen`" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen "SHELL=bash foo"
+                        ^^^^^^^^^^^^^^^^ Use `Utils.popen({ "SHELL" => "bash" }, "foo")` instead of `Utils.popen "SHELL=bash foo"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen { "SHELL" => "bash" }, "foo"
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects unexpanded shell variables in `Utils.safe_popen_read`" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_read "SHELL=bash foo"
+                                  ^^^^^^^^^^^^^^^^ Use `Utils.safe_popen_read({ "SHELL" => "bash" }, "foo")` instead of `Utils.safe_popen_read "SHELL=bash foo"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_read { "SHELL" => "bash" }, "foo"
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects unexpanded shell variables in `Utils.safe_popen_write`" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_write "SHELL=bash foo"
+                                   ^^^^^^^^^^^^^^^^ Use `Utils.safe_popen_write({ "SHELL" => "bash" }, "foo")` instead of `Utils.safe_popen_write "SHELL=bash foo"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.safe_popen_write { "SHELL" => "bash" }, "foo"
+          end
+        end
+      RUBY
+    end
+
+    it "reports and corrects unexpanded shell variables while preserving string interpolation" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen "SHELL=bash \#{bin}/foo"
+                        ^^^^^^^^^^^^^^^^^^^^^^^ Use `Utils.popen({ "SHELL" => "bash" }, "\#{bin}/foo")` instead of `Utils.popen "SHELL=bash \#{bin}/foo"`
+          end
+        end
+      RUBY
+
+      expect_correction(<<~RUBY)
+        class Foo < Formula
+          def install
+            Utils.popen { "SHELL" => "bash" }, "\#{bin}/foo"
+          end
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text/strict_spec.rb

@@ -0,0 +1,136 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/text"
+
+describe RuboCop::Cop::FormulaAuditStrict::Text do
+  subject(:cop) { described_class.new }
+
+  context "when auditing formula text in homebrew/core" do
+    it "reports an offense if `env :userpaths` is present" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          url "https://brew.sh/foo-1.0.tgz"
+
+          env :userpaths
+          ^^^^^^^^^^^^^^ `env :userpaths` in homebrew/core formulae is deprecated
+        end
+      RUBY
+    end
+
+    it "reports an offense if `env :std` is present in homebrew/core" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          url "https://brew.sh/foo-1.0.tgz"
+
+          env :std
+          ^^^^^^^^ `env :std` in homebrew/core formulae is deprecated
+        end
+      RUBY
+    end
+
+    it %Q(reports an offense if "\#{share}/<formula name>" is present) do
+      expect_offense(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo < Formula
+          def install
+            ohai "\#{share}/foo"
+                 ^^^^^^^^^^^^^^ Use `\#{pkgshare}` instead of `\#{share}/foo`
+          end
+        end
+      RUBY
+
+      expect_offense(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo < Formula
+          def install
+            ohai "\#{share}/foo/bar"
+                 ^^^^^^^^^^^^^^^^^^ Use `\#{pkgshare}` instead of `\#{share}/foo`
+          end
+        end
+      RUBY
+
+      expect_offense(<<~RUBY, "/homebrew-core/Formula/foolibc++.rb")
+        class Foolibcxx < Formula
+          def install
+            ohai "\#{share}/foolibc++"
+                 ^^^^^^^^^^^^^^^^^^^^ Use `\#{pkgshare}` instead of `\#{share}/foolibc++`
+          end
+        end
+      RUBY
+    end
+
+    it 'reports an offense if `share/"<formula name>"` is present' do
+      expect_offense(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo < Formula
+          def install
+            ohai share/"foo"
+                 ^^^^^^^^^^^ Use `pkgshare` instead of `share/"foo"`
+          end
+        end
+      RUBY
+
+      expect_offense(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo < Formula
+          def install
+            ohai share/"foo/bar"
+                 ^^^^^^^^^^^^^^^ Use `pkgshare` instead of `share/"foo"`
+          end
+        end
+      RUBY
+
+      expect_offense(<<~RUBY, "/homebrew-core/Formula/foolibc++.rb")
+        class Foolibcxx < Formula
+          def install
+            ohai share/"foolibc++"
+                 ^^^^^^^^^^^^^^^^^ Use `pkgshare` instead of `share/"foolibc++"`
+          end
+        end
+      RUBY
+    end
+
+    it %Q(reports no offenses if "\#{share}/<directory name>" doesn't match formula name) do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo < Formula
+          def install
+            ohai "\#{share}/foo-bar"
+          end
+        end
+      RUBY
+    end
+
+    it 'reports no offenses if `share/"<formula name>"` is not present' do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo < Formula
+          def install
+            ohai share/"foo-bar"
+          end
+        end
+      RUBY
+
+      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo < Formula
+          def install
+            ohai share/"bar"
+          end
+        end
+      RUBY
+
+      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo < Formula
+          def install
+            ohai share/"bar/foo"
+          end
+        end
+      RUBY
+    end
+
+    it %Q(reports no offenses if formula name appears afer "\#{share}/<directory name>") do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
+        class Foo < Formula
+          def install
+            ohai "\#{share}/bar/foo"
+          end
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/text_spec.rb

@@ -274,135 +274,3 @@ describe RuboCop::Cop::FormulaAudit::Text do
     end
   end
 end
-
-describe RuboCop::Cop::FormulaAuditStrict::Text do
-  subject(:cop) { described_class.new }
-
-  context "when auditing formula text in homebrew/core" do
-    it "reports an offense if `env :userpaths` is present" do
-      expect_offense(<<~RUBY)
-        class Foo < Formula
-          url "https://brew.sh/foo-1.0.tgz"
-
-          env :userpaths
-          ^^^^^^^^^^^^^^ `env :userpaths` in homebrew/core formulae is deprecated
-        end
-      RUBY
-    end
-
-    it "reports an offense if `env :std` is present in homebrew/core" do
-      expect_offense(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          url "https://brew.sh/foo-1.0.tgz"
-
-          env :std
-          ^^^^^^^^ `env :std` in homebrew/core formulae is deprecated
-        end
-      RUBY
-    end
-
-    it %Q(reports an offense if "\#{share}/<formula name>" is present) do
-      expect_offense(<<~RUBY, "/homebrew-core/Formula/foo.rb")
-        class Foo < Formula
-          def install
-            ohai "\#{share}/foo"
-                 ^^^^^^^^^^^^^^ Use `\#{pkgshare}` instead of `\#{share}/foo`
-          end
-        end
-      RUBY
-
-      expect_offense(<<~RUBY, "/homebrew-core/Formula/foo.rb")
-        class Foo < Formula
-          def install
-            ohai "\#{share}/foo/bar"
-                 ^^^^^^^^^^^^^^^^^^ Use `\#{pkgshare}` instead of `\#{share}/foo`
-          end
-        end
-      RUBY
-
-      expect_offense(<<~RUBY, "/homebrew-core/Formula/foolibc++.rb")
-        class Foolibcxx < Formula
-          def install
-            ohai "\#{share}/foolibc++"
-                 ^^^^^^^^^^^^^^^^^^^^ Use `\#{pkgshare}` instead of `\#{share}/foolibc++`
-          end
-        end
-      RUBY
-    end
-
-    it 'reports an offense if `share/"<formula name>"` is present' do
-      expect_offense(<<~RUBY, "/homebrew-core/Formula/foo.rb")
-        class Foo < Formula
-          def install
-            ohai share/"foo"
-                 ^^^^^^^^^^^ Use `pkgshare` instead of `share/"foo"`
-          end
-        end
-      RUBY
-
-      expect_offense(<<~RUBY, "/homebrew-core/Formula/foo.rb")
-        class Foo < Formula
-          def install
-            ohai share/"foo/bar"
-                 ^^^^^^^^^^^^^^^ Use `pkgshare` instead of `share/"foo"`
-          end
-        end
-      RUBY
-
-      expect_offense(<<~RUBY, "/homebrew-core/Formula/foolibc++.rb")
-        class Foolibcxx < Formula
-          def install
-            ohai share/"foolibc++"
-                 ^^^^^^^^^^^^^^^^^ Use `pkgshare` instead of `share/"foolibc++"`
-          end
-        end
-      RUBY
-    end
-
-    it %Q(reports no offenses if "\#{share}/<directory name>" doesn't match formula name) do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
-        class Foo < Formula
-          def install
-            ohai "\#{share}/foo-bar"
-          end
-        end
-      RUBY
-    end
-
-    it 'reports no offenses if `share/"<formula name>"` is not present' do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
-        class Foo < Formula
-          def install
-            ohai share/"foo-bar"
-          end
-        end
-      RUBY
-
-      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
-        class Foo < Formula
-          def install
-            ohai share/"bar"
-          end
-        end
-      RUBY
-
-      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
-        class Foo < Formula
-          def install
-            ohai share/"bar/foo"
-          end
-        end
-      RUBY
-    end
-
-    it %Q(reports no offenses if formula name appears afer "\#{share}/<directory name>") do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/Formula/foo.rb")
-        class Foo < Formula
-          def install
-            ohai "\#{share}/bar/foo"
-          end
-        end
-      RUBY
-    end
-  end
-end

Library/Homebrew/test/rubocops/urls/git_spec.rb

@@ -0,0 +1,119 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/urls"
+
+describe RuboCop::Cop::FormulaAudit::GitUrls do
+  subject(:cop) { described_class.new }
+
+  context "when a git URL is used" do
+    it "reports no offenses with a non-git URL" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://foo.com"
+        end
+      RUBY
+    end
+
+    it "reports no offenses with both a tag and a revision" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+              tag:      "v1.0.0",
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+        end
+      RUBY
+    end
+
+    it "reports no offenses with both a tag, revision and `shallow` before" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+              shallow:  false,
+              tag:      "v1.0.0",
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+        end
+      RUBY
+    end
+
+    it "reports no offenses with both a tag, revision and `shallow` after" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+              tag:      "v1.0.0",
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+              shallow:  false
+        end
+      RUBY
+    end
+
+    it "reports an offense with no `revision`" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should specify a revision for git URLs
+              tag: "v1.0.0"
+        end
+      RUBY
+    end
+
+    it "reports an offense with no `revision` and `shallow`" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should specify a revision for git URLs
+              shallow: false,
+              tag:     "v1.0.0"
+        end
+      RUBY
+    end
+
+    it "reports no offenses with no `tag`" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+        end
+      RUBY
+    end
+
+    it "reports no offenses with no `tag` and `shallow`" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+              shallow:  false
+        end
+      RUBY
+    end
+
+    it "reports no offenses with missing arguments in `head`" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://foo.com"
+          head do
+            url "https://github.com/foo/bar.git"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses for non-core taps" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git"
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/urls/git_strict_spec.rb

@@ -0,0 +1,89 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/urls"
+
+describe RuboCop::Cop::FormulaAuditStrict::GitUrls do
+  subject(:cop) { described_class.new }
+
+  context "when a git URL is used" do
+    it "reports no offenses with both a tag and a revision" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+              tag:      "v1.0.0",
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+        end
+      RUBY
+    end
+
+    it "reports no offenses with both a tag, revision and `shallow` before" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+              shallow:  false,
+              tag:      "v1.0.0",
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+        end
+      RUBY
+    end
+
+    it "reports no offenses with both a tag, revision and `shallow` after" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+              tag:      "v1.0.0",
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+              shallow:  false
+        end
+      RUBY
+    end
+
+    it "reports an offense with no `tag`" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should specify a tag for git URLs
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+        end
+      RUBY
+    end
+
+    it "reports an offense with no `tag` and `shallow`" do
+      expect_offense(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git",
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should specify a tag for git URLs
+              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+              shallow:  false
+        end
+      RUBY
+    end
+
+    it "reports no offenses with missing arguments in `head`" do
+      expect_no_offenses(<<~RUBY, "/homebrew-core/")
+        class Foo < Formula
+          desc "foo"
+          url "https://foo.com"
+          head do
+            url "https://github.com/foo/bar.git"
+          end
+        end
+      RUBY
+    end
+
+    it "reports no offenses for non-core taps" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url "https://github.com/foo/bar.git"
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/urls/pypi_spec.rb

@@ -0,0 +1,39 @@
+# typed: false
+# frozen_string_literal: true
+
+require "rubocops/urls"
+
+describe RuboCop::Cop::FormulaAudit::PyPiUrls do
+  subject(:cop) { described_class.new }
+
+  context "when a pypi URL is used" do
+    it "reports an offense for pypi.python.org urls" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url "https://pypi.python.org/packages/source/foo/foo-0.1.tar.gz"
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use the `Source` url found on PyPI downloads page (`https://pypi.org/project/foo/#files`)
+        end
+      RUBY
+    end
+
+    it "reports an offense for short file.pythonhosted.org urls" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url "https://files.pythonhosted.org/packages/source/f/foo/foo-0.1.tar.gz"
+          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use the `Source` url found on PyPI downloads page (`https://pypi.org/project/foo/#files`)
+        end
+      RUBY
+    end
+
+    it "reports no offenses for long file.pythonhosted.org urls" do
+      expect_no_offenses(<<~RUBY)
+        class Foo < Formula
+          desc "foo"
+          url "https://files.pythonhosted.org/packages/a0/b1/a01b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f/foo-0.1.tar.gz"
+        end
+      RUBY
+    end
+  end
+end

Library/Homebrew/test/rubocops/urls_spec.rb

@@ -240,238 +240,3 @@ describe RuboCop::Cop::FormulaAudit::Urls do
     end
   end
 end
-
-describe RuboCop::Cop::FormulaAudit::PyPiUrls do
-  subject(:cop) { described_class.new }
-
-  context "when a pypi URL is used" do
-    it "reports an offense for pypi.python.org urls" do
-      expect_offense(<<~RUBY)
-        class Foo < Formula
-          desc "foo"
-          url "https://pypi.python.org/packages/source/foo/foo-0.1.tar.gz"
-          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use the `Source` url found on PyPI downloads page (`https://pypi.org/project/foo/#files`)
-        end
-      RUBY
-    end
-
-    it "reports an offense for short file.pythonhosted.org urls" do
-      expect_offense(<<~RUBY)
-        class Foo < Formula
-          desc "foo"
-          url "https://files.pythonhosted.org/packages/source/f/foo/foo-0.1.tar.gz"
-          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use the `Source` url found on PyPI downloads page (`https://pypi.org/project/foo/#files`)
-        end
-      RUBY
-    end
-
-    it "reports no offenses for long file.pythonhosted.org urls" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          desc "foo"
-          url "https://files.pythonhosted.org/packages/a0/b1/a01b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f/foo-0.1.tar.gz"
-        end
-      RUBY
-    end
-  end
-end
-
-describe RuboCop::Cop::FormulaAudit::GitUrls do
-  subject(:cop) { described_class.new }
-
-  context "when a git URL is used" do
-    it "reports no offenses with a non-git URL" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://foo.com"
-        end
-      RUBY
-    end
-
-    it "reports no offenses with both a tag and a revision" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-              tag:      "v1.0.0",
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
-        end
-      RUBY
-    end
-
-    it "reports no offenses with both a tag, revision and `shallow` before" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-              shallow:  false,
-              tag:      "v1.0.0",
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
-        end
-      RUBY
-    end
-
-    it "reports no offenses with both a tag, revision and `shallow` after" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-              tag:      "v1.0.0",
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
-              shallow:  false
-        end
-      RUBY
-    end
-
-    it "reports an offense with no `revision`" do
-      expect_offense(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should specify a revision for git URLs
-              tag: "v1.0.0"
-        end
-      RUBY
-    end
-
-    it "reports an offense with no `revision` and `shallow`" do
-      expect_offense(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should specify a revision for git URLs
-              shallow: false,
-              tag:     "v1.0.0"
-        end
-      RUBY
-    end
-
-    it "reports no offenses with no `tag`" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
-        end
-      RUBY
-    end
-
-    it "reports no offenses with no `tag` and `shallow`" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
-              shallow:  false
-        end
-      RUBY
-    end
-
-    it "reports no offenses with missing arguments in `head`" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://foo.com"
-          head do
-            url "https://github.com/foo/bar.git"
-          end
-        end
-      RUBY
-    end
-
-    it "reports no offenses for non-core taps" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git"
-        end
-      RUBY
-    end
-  end
-end
-
-describe RuboCop::Cop::FormulaAuditStrict::GitUrls do
-  subject(:cop) { described_class.new }
-
-  context "when a git URL is used" do
-    it "reports no offenses with both a tag and a revision" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-              tag:      "v1.0.0",
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
-        end
-      RUBY
-    end
-
-    it "reports no offenses with both a tag, revision and `shallow` before" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-              shallow:  false,
-              tag:      "v1.0.0",
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
-        end
-      RUBY
-    end
-
-    it "reports no offenses with both a tag, revision and `shallow` after" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-              tag:      "v1.0.0",
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
-              shallow:  false
-        end
-      RUBY
-    end
-
-    it "reports an offense with no `tag`" do
-      expect_offense(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should specify a tag for git URLs
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
-        end
-      RUBY
-    end
-
-    it "reports an offense with no `tag` and `shallow`" do
-      expect_offense(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git",
-          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Formulae in homebrew/core should specify a tag for git URLs
-              revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
-              shallow:  false
-        end
-      RUBY
-    end
-
-    it "reports no offenses with missing arguments in `head`" do
-      expect_no_offenses(<<~RUBY, "/homebrew-core/")
-        class Foo < Formula
-          desc "foo"
-          url "https://foo.com"
-          head do
-            url "https://github.com/foo/bar.git"
-          end
-        end
-      RUBY
-    end
-
-    it "reports no offenses for non-core taps" do
-      expect_no_offenses(<<~RUBY)
-        class Foo < Formula
-          desc "foo"
-          url "https://github.com/foo/bar.git"
-        end
-      RUBY
-    end
-  end
-end

Library/Homebrew/test/software_spec/bottle_spec.rb

@@ -0,0 +1,51 @@
+# typed: false
+# frozen_string_literal: true
+
+require "software_spec"
+
+describe BottleSpecification do
+  subject(:bottle_spec) { described_class.new }
+
+  describe "#sha256" do
+    it "works without cellar" do
+      checksums = {
+        snow_leopard_32: "deadbeef" * 8,
+        snow_leopard:    "faceb00c" * 8,
+        lion:            "baadf00d" * 8,
+        mountain_lion:   "8badf00d" * 8,
+      }
+
+      checksums.each_pair do |cat, digest|
+        bottle_spec.sha256(digest => cat)
+        checksum, = bottle_spec.checksum_for(cat)
+        expect(Checksum.new(digest)).to eq(checksum)
+      end
+    end
+
+    it "works with cellar" do
+      checksums = [
+        { cellar: :any_skip_relocation, tag: :snow_leopard_32, digest: "deadbeef" * 8 },
+        { cellar: :any, tag: :snow_leopard, digest: "faceb00c" * 8 },
+        { cellar: "/usr/local/Cellar", tag: :lion, digest: "baadf00d" * 8 },
+        { cellar: Homebrew::DEFAULT_CELLAR, tag: :mountain_lion, digest: "8badf00d" * 8 },
+      ]
+
+      checksums.each do |checksum|
+        bottle_spec.sha256(checksum[:tag] => checksum[:digest], cellar: checksum[:cellar])
+        digest, tag, cellar = bottle_spec.checksum_for(checksum[:tag])
+        expect(Checksum.new(checksum[:digest])).to eq(digest)
+        expect(checksum[:tag]).to eq(tag)
+        checksum[:cellar] ||= Homebrew::DEFAULT_CELLAR
+        expect(checksum[:cellar]).to eq(cellar)
+      end
+    end
+  end
+
+  %w[root_url prefix cellar rebuild].each do |method|
+    specify "##{method}" do
+      object = Object.new
+      bottle_spec.public_send(method, object)
+      expect(bottle_spec.public_send(method)).to eq(object)
+    end
+  end
+end

Library/Homebrew/test/software_spec/head_spec.rb

@@ -0,0 +1,16 @@
+# typed: false
+# frozen_string_literal: true
+
+require "software_spec"
+
+describe HeadSoftwareSpec do
+  subject(:head_spec) { described_class.new }
+
+  specify "#version" do
+    expect(head_spec.version).to eq(Version.create("HEAD"))
+  end
+
+  specify "#verify_download_integrity" do
+    expect(head_spec.verify_download_integrity(Object.new)).to be nil
+  end
+end

Library/Homebrew/test/software_spec_spec.rb

@@ -173,62 +173,3 @@ describe SoftwareSpec do
     end
   end
 end
-
-describe HeadSoftwareSpec do
-  subject(:head_spec) { described_class.new }
-
-  specify "#version" do
-    expect(head_spec.version).to eq(Version.create("HEAD"))
-  end
-
-  specify "#verify_download_integrity" do
-    expect(head_spec.verify_download_integrity(Object.new)).to be nil
-  end
-end
-
-describe BottleSpecification do
-  subject(:bottle_spec) { described_class.new }
-
-  describe "#sha256" do
-    it "works without cellar" do
-      checksums = {
-        snow_leopard_32: "deadbeef" * 8,
-        snow_leopard:    "faceb00c" * 8,
-        lion:            "baadf00d" * 8,
-        mountain_lion:   "8badf00d" * 8,
-      }
-
-      checksums.each_pair do |cat, digest|
-        bottle_spec.sha256(digest => cat)
-        checksum, = bottle_spec.checksum_for(cat)
-        expect(Checksum.new(digest)).to eq(checksum)
-      end
-    end
-
-    it "works with cellar" do
-      checksums = [
-        { cellar: :any_skip_relocation, tag: :snow_leopard_32, digest: "deadbeef" * 8 },
-        { cellar: :any, tag: :snow_leopard, digest: "faceb00c" * 8 },
-        { cellar: "/usr/local/Cellar", tag: :lion, digest: "baadf00d" * 8 },
-        { cellar: Homebrew::DEFAULT_CELLAR, tag: :mountain_lion, digest: "8badf00d" * 8 },
-      ]
-
-      checksums.each do |checksum|
-        bottle_spec.sha256(checksum[:tag] => checksum[:digest], cellar: checksum[:cellar])
-        digest, tag, cellar = bottle_spec.checksum_for(checksum[:tag])
-        expect(Checksum.new(checksum[:digest])).to eq(digest)
-        expect(checksum[:tag]).to eq(tag)
-        checksum[:cellar] ||= Homebrew::DEFAULT_CELLAR
-        expect(checksum[:cellar]).to eq(cellar)
-      end
-    end
-  end
-
-  %w[root_url prefix cellar rebuild].each do |method|
-    specify "##{method}" do
-      object = Object.new
-      bottle_spec.public_send(method, object)
-      expect(bottle_spec.public_send(method)).to eq(object)
-    end
-  end
-end

Library/Homebrew/test/tap_spec.rb

@@ -452,7 +452,6 @@ describe Tap do
       end
     end
   end
-end
 
   describe CoreTap do
     subject(:core_tap) { described_class.new }
@@ -513,3 +512,4 @@ describe CoreTap do
       expect(core_tap.pypi_formula_mappings).to eq formula_list_file_contents
     end
   end
+end

Library/Homebrew/test/version_spec.rb

@@ -7,7 +7,6 @@ describe Version do
   specify ".formula_optionally_versioned_regex" do
     expect(described_class.formula_optionally_versioned_regex("foo")).to match("foo@1.2")
   end
-end
 
   describe Version::Token do
     specify "#inspect" do
@@ -70,7 +69,6 @@ describe Version::NULL do
     end
   end
 
-describe Version do
   describe "::NULL_TOKEN" do
     subject(:null_version) { described_class::NULL_TOKEN }
 
@@ -853,7 +851,6 @@ describe Version do
         .to be_detected_from("https://github.com/foo/bar.git", tag: "v1.2.3-beta1")
     end
   end
-end
 
   describe Pathname do
     specify "#version" do
@@ -862,3 +859,4 @@ describe Pathname do
       expect(d.version).to eq(Version.create("0.1.9"))
     end
   end
+end