Rename/merge test files.

Library/Homebrew/test/helper/integration_command_test_case.rb

@@ -4,7 +4,7 @@ require "fileutils"
 require "pathname"
 require "formula"
 
-class IntegrationCommandTests < Homebrew::TestCase
+class IntegrationCommandTestCase < Homebrew::TestCase
   def setup
     @cmd_id_index = 0 # Assign unique IDs to invocations of `cmd_output`.
     (HOMEBREW_PREFIX/"bin").mkpath
@@ -120,7 +120,7 @@ class IntegrationCommandTests < Homebrew::TestCase
       content = <<-EOS.undent
         desc "Some test"
         homepage "https://example.com/#{name}"
-        url "file://#{File.expand_path("..", __FILE__)}/tarballs/testball-0.1.tbz"
+        url "file://#{File.expand_path("../..", __FILE__)}/tarballs/testball-0.1.tbz"
         sha256 "#{TESTBALL_SHA256}"
 
         option "with-foo", "Build with foo"
@@ -189,6 +189,6 @@ class IntegrationCommandTests < Homebrew::TestCase
   end
 
   def testball
-    "#{File.expand_path("..", __FILE__)}/testball.rb"
+    "#{File.expand_path("../..", __FILE__)}/testball.rb"
   end
 end

Library/Homebrew/test/test_ENV.rb

@@ -1,5 +1,33 @@
 require "testing_env"
 require "extend/ENV"
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestEnv < IntegrationCommandTestCase
+  def test_env
+    assert_match(/CMAKE_PREFIX_PATH="#{Regexp.escape(HOMEBREW_PREFIX)}[:"]/,
+                 cmd("--env"))
+  end
+
+  def test_env_fish
+    assert_match(/set [-]gx CMAKE_PREFIX_PATH "#{Regexp.quote(HOMEBREW_PREFIX.to_s)}"/,
+                 cmd("--env", "--shell=fish"))
+  end
+
+  def test_env_csh
+    assert_match(/setenv CMAKE_PREFIX_PATH #{Regexp.quote(HOMEBREW_PREFIX.to_s)};/,
+                 cmd("--env", "--shell=tcsh"))
+  end
+
+  def test_env_bash
+    assert_match(/export CMAKE_PREFIX_PATH="#{Regexp.quote(HOMEBREW_PREFIX.to_s)}"/,
+                 cmd("--env", "--shell=bash"))
+  end
+
+  def test_env_plain
+    assert_match(/CMAKE_PREFIX_PATH: #{Regexp.quote(HOMEBREW_PREFIX)}/,
+                 cmd("--env", "--plain"))
+  end
+end
 
 module SharedEnvTests
   def setup

Library/Homebrew/test/test_analytics.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestAnalytics < IntegrationCommandTests
+class IntegrationCommandTestAnalytics < IntegrationCommandTestCase
   def test_analytics
     HOMEBREW_REPOSITORY.cd do
       shutup do

Library/Homebrew/test/test_bottle.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestBottle < IntegrationCommandTests
+class IntegrationCommandTestBottle < IntegrationCommandTestCase
   def test_bottle
     cmd("install", "--build-bottle", testball)
     assert_match "Formula not from core or any taps",

Library/Homebrew/test/test_bundle.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestBundle < IntegrationCommandTests
+class IntegrationCommandTestBundle < IntegrationCommandTestCase
   def test_bundle
     needs_test_cmd_taps
     setup_remote_tap("homebrew/bundle")

Library/Homebrew/test/test_cache.rb

@@ -0,0 +1,8 @@
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestCache < IntegrationCommandTestCase
+  def test_cache
+    assert_equal HOMEBREW_CACHE.to_s,
+                 cmd("--cache")
+  end
+end

Library/Homebrew/test/test_cache_formula.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestCacheFormula < IntegrationCommandTests
+class IntegrationCommandTestCacheFormula < IntegrationCommandTestCase
   def test_cache_formula
     assert_match %r{#{HOMEBREW_CACHE}/testball-},
                  cmd("--cache", testball)

Library/Homebrew/test/test_cask.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestCask < IntegrationCommandTests
+class IntegrationCommandTestCask < IntegrationCommandTestCase
   def test_cask
     needs_test_cmd_taps
     needs_macos

Library/Homebrew/test/test_cat.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestCat < IntegrationCommandTests
+class IntegrationCommandTestCat < IntegrationCommandTestCase
   def test_cat
     formula_file = setup_test_formula "testball"
     assert_equal formula_file.read.chomp, cmd("cat", "testball")

Library/Homebrew/test/test_cellar.rb

@@ -0,0 +1,8 @@
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestCellar < IntegrationCommandTestCase
+  def test_cellar
+    assert_equal HOMEBREW_CELLAR.to_s,
+                 cmd("--cellar")
+  end
+end

Library/Homebrew/test/test_cellar_formula.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestCellarFormula < IntegrationCommandTests
+class IntegrationCommandTestCellarFormula < IntegrationCommandTestCase
   def test_cellar_formula
     assert_match "#{HOMEBREW_CELLAR}/testball",
                  cmd("--cellar", testball)

Library/Homebrew/test/test_cleanup.rb

@@ -3,6 +3,14 @@ require "testball"
 require "cleanup"
 require "fileutils"
 require "pathname"
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestCleanup < IntegrationCommandTestCase
+  def test_cleanup
+    (HOMEBREW_CACHE/"test").write "test"
+    assert_match "#{HOMEBREW_CACHE}/test", cmd("cleanup", "--prune=all")
+  end
+end
 
 class CleanupTests < Homebrew::TestCase
   def setup

Library/Homebrew/test/test_command.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestCommand < IntegrationCommandTests
+class IntegrationCommandTestCommand < IntegrationCommandTestCase
   def test_command
     assert_equal "#{HOMEBREW_LIBRARY_PATH}/cmd/info.rb",
                  cmd("command", "info")

Library/Homebrew/test/test_commands.rb

@@ -2,6 +2,14 @@ require "testing_env"
 require "cmd/command"
 require "cmd/commands"
 require "fileutils"
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestCommands < IntegrationCommandTestCase
+  def test_commands
+    assert_match "Built-in commands",
+                 cmd("commands")
+  end
+end
 
 class CommandsTests < Homebrew::TestCase
   def setup

Library/Homebrew/test/test_config.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestConfig < IntegrationCommandTests
+class IntegrationCommandTestConfig < IntegrationCommandTestCase
   def test_config
     assert_match "HOMEBREW_VERSION: #{HOMEBREW_VERSION}",
                  cmd("config")

Library/Homebrew/test/test_create.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestCreate < IntegrationCommandTests
+class IntegrationCommandTestCreate < IntegrationCommandTestCase
   def test_create
     url = "file://#{File.expand_path("..", __FILE__)}/tarballs/testball-0.1.tbz"
     cmd("create", url, "HOMEBREW_EDITOR" => "/bin/cat")

Library/Homebrew/test/test_custom_command.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestCustomCommand < IntegrationCommandTests
+class IntegrationCommandTestCustomCommand < IntegrationCommandTestCase
   def test_custom_command
     mktmpdir do |path|
       cmd = "int-test-#{rand}"

Library/Homebrew/test/test_deps.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestDeps < IntegrationCommandTests
+class IntegrationCommandTestDeps < IntegrationCommandTestCase
   def test_deps
     setup_test_formula "foo"
     setup_test_formula "bar"

Library/Homebrew/test/test_desc.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestDesc < IntegrationCommandTests
+class IntegrationCommandTestDesc < IntegrationCommandTestCase
   def test_desc
     setup_test_formula "testball"
 

Library/Homebrew/test/test_doctor.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestDoctor < IntegrationCommandTests
+class IntegrationCommandTestDoctor < IntegrationCommandTestCase
   def test_doctor
     assert_match "This is an integration test",
                  cmd_fail("doctor", "check_integration_test")

Library/Homebrew/test/test_edit.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestEdit < IntegrationCommandTests
+class IntegrationCommandTestEdit < IntegrationCommandTestCase
   def test_edit
     (HOMEBREW_REPOSITORY/".git").mkpath
     setup_test_formula "testball"

Library/Homebrew/test/test_fetch.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestFetch < IntegrationCommandTests
+class IntegrationCommandTestFetch < IntegrationCommandTestCase
   def test_fetch
     setup_test_formula "testball"
 

Library/Homebrew/test/test_help.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestHelp < IntegrationCommandTests
+class IntegrationCommandTestHelp < IntegrationCommandTestCase
   def test_help
     assert_match "Example usage:\n",
                  cmd_fail # Generic help (empty argument list).

Library/Homebrew/test/test_home.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestHome < IntegrationCommandTests
+class IntegrationCommandTestHome < IntegrationCommandTestCase
   def test_home
     setup_test_formula "testball"
 

Library/Homebrew/test/test_info.rb

@@ -1,6 +1,16 @@
 require "testing_env"
 require "cmd/info"
 require "formula"
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestInfo < IntegrationCommandTestCase
+  def test_info
+    setup_test_formula "testball"
+
+    assert_match "testball: stable 0.1",
+                 cmd("info", "testball")
+  end
+end
 
 class InfoCommandTests < Homebrew::TestCase
   def test_github_remote_path

Library/Homebrew/test/test_install.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestInstall < IntegrationCommandTests
+class IntegrationCommandTestInstall < IntegrationCommandTestCase
   def test_install
     setup_test_formula "testball1"
     assert_match "Specify `--HEAD`", cmd_fail("install", "testball1", "--head")

Library/Homebrew/test/test_integration_cmds_cache.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestCache < IntegrationCommandTests
-  def test_cache
-    assert_equal HOMEBREW_CACHE.to_s,
-                 cmd("--cache")
-  end
-end

Library/Homebrew/test/test_integration_cmds_cellar.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestCellar < IntegrationCommandTests
-  def test_cellar
-    assert_equal HOMEBREW_CELLAR.to_s,
-                 cmd("--cellar")
-  end
-end

Library/Homebrew/test/test_integration_cmds_cleanup.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestCleanup < IntegrationCommandTests
-  def test_cleanup
-    (HOMEBREW_CACHE/"test").write "test"
-    assert_match "#{HOMEBREW_CACHE}/test", cmd("cleanup", "--prune=all")
-  end
-end

Library/Homebrew/test/test_integration_cmds_commands.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestCommands < IntegrationCommandTests
-  def test_commands
-    assert_match "Built-in commands",
-                 cmd("commands")
-  end
-end

Library/Homebrew/test/test_integration_cmds_env.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestEnv < IntegrationCommandTests
-  def test_env
-    assert_match(/CMAKE_PREFIX_PATH="#{Regexp.escape(HOMEBREW_PREFIX)}[:"]/,
-                 cmd("--env"))
-  end
-end

Library/Homebrew/test/test_integration_cmds_env_bash.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestEnvBash < IntegrationCommandTests
-  def test_env_bash
-    assert_match(/export CMAKE_PREFIX_PATH="#{Regexp.quote(HOMEBREW_PREFIX.to_s)}"/,
-                 cmd("--env", "--shell=bash"))
-  end
-end

Library/Homebrew/test/test_integration_cmds_env_csh.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestEnvCsh < IntegrationCommandTests
-  def test_env_csh
-    assert_match(/setenv CMAKE_PREFIX_PATH #{Regexp.quote(HOMEBREW_PREFIX.to_s)};/,
-                 cmd("--env", "--shell=tcsh"))
-  end
-end

Library/Homebrew/test/test_integration_cmds_env_fish.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestEnvFish < IntegrationCommandTests
-  def test_env_fish
-    assert_match(/set [-]gx CMAKE_PREFIX_PATH "#{Regexp.quote(HOMEBREW_PREFIX.to_s)}"/,
-                 cmd("--env", "--shell=fish"))
-  end
-end

Library/Homebrew/test/test_integration_cmds_env_plain.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestEnvPlain < IntegrationCommandTests
-  def test_env_plain
-    assert_match(/CMAKE_PREFIX_PATH: #{Regexp.quote(HOMEBREW_PREFIX)}/,
-                 cmd("--env", "--plain"))
-  end
-end

Library/Homebrew/test/test_integration_cmds_info.rb

@@ -1,10 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestInfo < IntegrationCommandTests
-  def test_info
-    setup_test_formula "testball"
-
-    assert_match "testball: stable 0.1",
-                 cmd("info", "testball")
-  end
-end

Library/Homebrew/test/test_integration_cmds_options.rb

@@ -1,12 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestOptions < IntegrationCommandTests
-  def test_options
-    setup_test_formula "testball", <<-EOS.undent
-      depends_on "bar" => :recommended
-    EOS
-
-    assert_equal "--with-foo\n\tBuild with foo\n--without-bar\n\tBuild without bar support",
-      cmd_output("options", "testball").chomp
-  end
-end

Library/Homebrew/test/test_integration_cmds_prefix.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestPrefix < IntegrationCommandTests
-  def test_prefix
-    assert_equal HOMEBREW_PREFIX.to_s,
-                 cmd("--prefix")
-  end
-end

Library/Homebrew/test/test_integration_cmds_tap.rb

@@ -1,30 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestTap < IntegrationCommandTests
-  def test_tap
-    path = Tap::TAP_DIRECTORY/"homebrew/homebrew-foo"
-    path.mkpath
-    path.cd do
-      shutup do
-        system "git", "init"
-        system "git", "remote", "add", "origin", "https://github.com/Homebrew/homebrew-foo"
-        FileUtils.touch "readme"
-        system "git", "add", "--all"
-        system "git", "commit", "-m", "init"
-      end
-    end
-
-    assert_match "homebrew/foo", cmd("tap")
-    assert_match "homebrew/versions", cmd("tap", "--list-official")
-    assert_match "2 taps", cmd("tap-info")
-    assert_match "https://github.com/Homebrew/homebrew-foo", cmd("tap-info", "homebrew/foo")
-    assert_match "https://github.com/Homebrew/homebrew-foo", cmd("tap-info", "--json=v1", "--installed")
-    assert_match "Pinned homebrew/foo", cmd("tap-pin", "homebrew/foo")
-    assert_match "homebrew/foo", cmd("tap", "--list-pinned")
-    assert_match "Unpinned homebrew/foo", cmd("tap-unpin", "homebrew/foo")
-    assert_match "Tapped", cmd("tap", "homebrew/bar", path/".git")
-    assert_match "Untapped", cmd("untap", "homebrew/bar")
-    assert_equal "", cmd("tap", "homebrew/bar", path/".git", "-q", "--full")
-    assert_match "Untapped", cmd("untap", "homebrew/bar")
-  end
-end

Library/Homebrew/test/test_integration_cmds_version.rb

@@ -1,8 +0,0 @@
-require "integration_cmds_tests"
-
-class IntegrationCommandTestVersion < IntegrationCommandTests
-  def test_version
-    assert_match HOMEBREW_VERSION.to_s,
-                 cmd("--version")
-  end
-end

Library/Homebrew/test/test_irb.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestIrb < IntegrationCommandTests
+class IntegrationCommandTestIrb < IntegrationCommandTestCase
   def test_irb
     assert_match "'v8'.f # => instance of the v8 formula",
       cmd("irb", "--examples")

Library/Homebrew/test/test_leaves.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestLeaves < IntegrationCommandTests
+class IntegrationCommandTestLeaves < IntegrationCommandTestCase
   def test_leaves
     setup_test_formula "foo"
     setup_test_formula "bar"

Library/Homebrew/test/test_link.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestLink < IntegrationCommandTests
+class IntegrationCommandTestLink < IntegrationCommandTestCase
   def test_link
     assert_match "This command requires a keg argument", cmd_fail("link")
 

Library/Homebrew/test/test_linkapps.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestLinkapps < IntegrationCommandTests
+class IntegrationCommandTestLinkapps < IntegrationCommandTestCase
   def test_linkapps
     home_dir = Pathname.new(mktmpdir)
     (home_dir/"Applications").mkpath

Library/Homebrew/test/test_list.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestList < IntegrationCommandTests
+class IntegrationCommandTestList < IntegrationCommandTestCase
   def test_list
     formulae = %w[bar foo qux]
     formulae.each do |f|

Library/Homebrew/test/test_log.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestLog < IntegrationCommandTests
+class IntegrationCommandTestLog < IntegrationCommandTestCase
   def test_log
     FileUtils.cd HOMEBREW_REPOSITORY do
       shutup do

Library/Homebrew/test/test_log_formula.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestLogFormula < IntegrationCommandTests
+class IntegrationCommandTestLogFormula < IntegrationCommandTestCase
   def test_log_formula
     core_tap = CoreTap.new
     setup_test_formula "testball"

Library/Homebrew/test/test_migrate.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestMigrate < IntegrationCommandTests
+class IntegrationCommandTestMigrate < IntegrationCommandTestCase
   def test_migrate
     setup_test_formula "testball1"
     setup_test_formula "testball2"

Library/Homebrew/test/test_missing.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestMissing < IntegrationCommandTests
+class IntegrationCommandTestMissing < IntegrationCommandTestCase
   def test_missing
     setup_test_formula "foo"
     setup_test_formula "bar"

Library/Homebrew/test/test_options.rb

@@ -1,5 +1,17 @@
 require "testing_env"
 require "options"
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestOptions < IntegrationCommandTestCase
+  def test_options
+    setup_test_formula "testball", <<-EOS.undent
+      depends_on "bar" => :recommended
+    EOS
+
+    assert_equal "--with-foo\n\tBuild with foo\n--without-bar\n\tBuild without bar support",
+      cmd_output("options", "testball").chomp
+  end
+end
 
 class OptionTests < Homebrew::TestCase
   def setup

Library/Homebrew/test/test_outdated.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestOutdated < IntegrationCommandTests
+class IntegrationCommandTestOutdated < IntegrationCommandTestCase
   def test_outdated
     setup_test_formula "testball"
     (HOMEBREW_CELLAR/"testball/0.0.1/foo").mkpath

Library/Homebrew/test/test_pin_unpin.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestPinUnpin < IntegrationCommandTests
+class IntegrationCommandTestPinUnpin < IntegrationCommandTestCase
   def test_pin_unpin
     setup_test_formula "testball"
     (HOMEBREW_CELLAR/"testball/0.0.1/foo").mkpath

Library/Homebrew/test/test_prefix.rb

@@ -0,0 +1,8 @@
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestPrefix < IntegrationCommandTestCase
+  def test_prefix
+    assert_equal HOMEBREW_PREFIX.to_s,
+                 cmd("--prefix")
+  end
+end

Library/Homebrew/test/test_prefix_formula.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestPrefixFormula < IntegrationCommandTests
+class IntegrationCommandTestPrefixFormula < IntegrationCommandTestCase
   def test_prefix_formula
     assert_match "#{HOMEBREW_CELLAR}/testball",
                  cmd("--prefix", testball)

Library/Homebrew/test/test_prune.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestPrune < IntegrationCommandTests
+class IntegrationCommandTestPrune < IntegrationCommandTestCase
   def test_prune
     share = (HOMEBREW_PREFIX/"share")
 

Library/Homebrew/test/test_pull.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestPull < IntegrationCommandTests
+class IntegrationCommandTestPull < IntegrationCommandTestCase
   def test_pull
     skip "Requires network connection" if ENV["HOMEBREW_NO_GITHUB_API"]
 

Library/Homebrew/test/test_pull_offline.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestPullOffline < IntegrationCommandTests
+class IntegrationCommandTestPullOffline < IntegrationCommandTestCase
   def test_pull_offline
     assert_match "You meant `git pull --rebase`.", cmd_fail("pull", "--rebase")
     assert_match "This command requires at least one argument", cmd_fail("pull")

Library/Homebrew/test/test_readall.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestReadall < IntegrationCommandTests
+class IntegrationCommandTestReadall < IntegrationCommandTestCase
   def test_readall
     formula_file = setup_test_formula "testball"
     alias_file = CoreTap.new.alias_dir/"foobar"

Library/Homebrew/test/test_reinstall.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestReinstall < IntegrationCommandTests
+class IntegrationCommandTestReinstall < IntegrationCommandTestCase
   def test_reinstall
     setup_test_formula "testball"
 

Library/Homebrew/test/test_reinstall_pinned.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestReinstallPinned < IntegrationCommandTests
+class IntegrationCommandTestReinstallPinned < IntegrationCommandTestCase
   def test_reinstall_pinned
     setup_test_formula "testball"
 

Library/Homebrew/test/test_repository.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestRepository < IntegrationCommandTests
+class IntegrationCommandTestRepository < IntegrationCommandTestCase
   def test_repository
     assert_match HOMEBREW_REPOSITORY.to_s,
                  cmd("--repository")

Library/Homebrew/test/test_search.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestSearch < IntegrationCommandTests
+class IntegrationCommandTestSearch < IntegrationCommandTestCase
   def test_search
     setup_test_formula "testball"
     desc_cache = HOMEBREW_CACHE/"desc_cache.json"

Library/Homebrew/test/test_services.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestServices < IntegrationCommandTests
+class IntegrationCommandTestServices < IntegrationCommandTestCase
   def test_services
     needs_test_cmd_taps
     needs_macos

Library/Homebrew/test/test_sh.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestSh < IntegrationCommandTests
+class IntegrationCommandTestSh < IntegrationCommandTestCase
   def test_sh
     assert_match "Your shell has been configured",
                  cmd("sh", "SHELL" => which("true"))

Library/Homebrew/test/test_switch.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestSwitch < IntegrationCommandTests
+class IntegrationCommandTestSwitch < IntegrationCommandTestCase
   def test_switch
     assert_match "Usage: brew switch <name> <version>", cmd_fail("switch")
     assert_match "testball not found", cmd_fail("switch", "testball", "0.1")

Library/Homebrew/test/test_tap.rb

@@ -1,4 +1,34 @@
 require "testing_env"
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestTap < IntegrationCommandTestCase
+  def test_tap
+    path = Tap::TAP_DIRECTORY/"homebrew/homebrew-foo"
+    path.mkpath
+    path.cd do
+      shutup do
+        system "git", "init"
+        system "git", "remote", "add", "origin", "https://github.com/Homebrew/homebrew-foo"
+        FileUtils.touch "readme"
+        system "git", "add", "--all"
+        system "git", "commit", "-m", "init"
+      end
+    end
+
+    assert_match "homebrew/foo", cmd("tap")
+    assert_match "homebrew/versions", cmd("tap", "--list-official")
+    assert_match "2 taps", cmd("tap-info")
+    assert_match "https://github.com/Homebrew/homebrew-foo", cmd("tap-info", "homebrew/foo")
+    assert_match "https://github.com/Homebrew/homebrew-foo", cmd("tap-info", "--json=v1", "--installed")
+    assert_match "Pinned homebrew/foo", cmd("tap-pin", "homebrew/foo")
+    assert_match "homebrew/foo", cmd("tap", "--list-pinned")
+    assert_match "Unpinned homebrew/foo", cmd("tap-unpin", "homebrew/foo")
+    assert_match "Tapped", cmd("tap", "homebrew/bar", path/".git")
+    assert_match "Untapped", cmd("untap", "homebrew/bar")
+    assert_equal "", cmd("tap", "homebrew/bar", path/".git", "-q", "--full")
+    assert_match "Untapped", cmd("untap", "homebrew/bar")
+  end
+end
 
 class TapTest < Homebrew::TestCase
   include FileUtils

Library/Homebrew/test/test_tap_readme.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestTapReadme < IntegrationCommandTests
+class IntegrationCommandTestTapReadme < IntegrationCommandTestCase
   def test_tap_readme
     assert_match "brew install homebrew/foo/<formula>",
                  cmd("tap-readme", "foo", "--verbose")

Library/Homebrew/test/test_test_formula.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestTestFormula < IntegrationCommandTests
+class IntegrationCommandTestTestFormula < IntegrationCommandTestCase
   def test_test_formula
     assert_match "This command requires a formula argument", cmd_fail("test")
     assert_match "Testing requires the latest version of testball",

Library/Homebrew/test/test_uninstall.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestUninstall < IntegrationCommandTests
+class IntegrationCommandTestUninstall < IntegrationCommandTestCase
   def test_uninstall
     cmd("install", testball)
     assert_match "Uninstalling testball", cmd("uninstall", "--force", testball)

Library/Homebrew/test/test_unlink.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestUnlink < IntegrationCommandTests
+class IntegrationCommandTestUnlink < IntegrationCommandTestCase
   def test_unlink
     setup_test_formula "testball"
 

Library/Homebrew/test/test_unlinkapps.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestUnlinkapps < IntegrationCommandTests
+class IntegrationCommandTestUnlinkapps < IntegrationCommandTestCase
   def test_unlinkapps
     home_dir = Pathname.new(mktmpdir)
     apps_dir = home_dir/"Applications"

Library/Homebrew/test/test_unpack.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestUnpack < IntegrationCommandTests
+class IntegrationCommandTestUnpack < IntegrationCommandTestCase
   def test_unpack
     setup_test_formula "testball"
 

Library/Homebrew/test/test_upgrade.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestUpgrade < IntegrationCommandTests
+class IntegrationCommandTestUpgrade < IntegrationCommandTestCase
   def test_upgrade
     setup_test_formula "testball"
     (HOMEBREW_CELLAR/"testball/0.0.1/foo").mkpath

Library/Homebrew/test/test_uses.rb

@@ -1,6 +1,6 @@
-require "integration_cmds_tests"
+require "helper/integration_command_test_case"
 
-class IntegrationCommandTestUses < IntegrationCommandTests
+class IntegrationCommandTestUses < IntegrationCommandTestCase
   def test_uses
     setup_test_formula "foo"
     setup_test_formula "bar"

Library/Homebrew/test/test_version.rb

@@ -0,0 +1,8 @@
+require "helper/integration_command_test_case"
+
+class IntegrationCommandTestVersion < IntegrationCommandTestCase
+  def test_version
+    assert_match HOMEBREW_VERSION.to_s,
+                 cmd("--version")
+  end
+end