brew/Library/Homebrew/test/rubocops/text/miscellaneous_spec.rb
2022-12-13 11:37:06 +00:00

468 lines
15 KiB
Ruby

# 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 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