mirror of
https://github.com/Homebrew/brew.git
synced 2025-07-14 16:09:03 +08:00
95 lines
4.0 KiB
Ruby
95 lines
4.0 KiB
Ruby
|
# frozen_string_literal: true
|
||
|
|
|
||
|
|
require "rubocops/present"
|
||
|
|
|
||
|
|
describe RuboCop::Cop::Homebrew::Present do
|
||
|
|
subject(:cop) { described_class.new }
|
||
|
|
|
||
|
|
shared_examples "offense" do |source, correction, message|
|
||
|
|
it "registers an offense and corrects" do
|
||
|
|
expect_offense(<<~RUBY, source: source, message: message)
|
||
|
|
#{source}
|
||
|
|
^{source} #{message}
|
||
|
|
RUBY
|
||
|
|
|
||
|
|
expect_correction(<<~RUBY)
|
||
|
|
#{correction}
|
||
|
|
RUBY
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
it "accepts checking nil?" do
|
||
|
|
expect_no_offenses("foo.nil?")
|
||
|
|
end
|
||
|
|
|
||
|
|
it "accepts checking empty?" do
|
||
|
|
expect_no_offenses("foo.empty?")
|
||
|
|
end
|
||
|
|
|
||
|
|
it "accepts checking nil? || empty? on different objects" do
|
||
|
|
expect_no_offenses("foo.nil? || bar.empty?")
|
||
|
|
end
|
||
|
|
|
||
|
|
it "accepts checking existence && not empty? on different objects" do
|
||
|
|
expect_no_offenses("foo && !bar.empty?")
|
||
|
|
end
|
||
|
|
|
||
|
|
it_behaves_like "offense", "foo && !foo.empty?",
|
||
|
|
"foo.present?",
|
||
|
|
"Homebrew/Present: Use `foo.present?` instead of `foo && !foo.empty?`."
|
||
|
|
it_behaves_like "offense", "!foo.nil? && !foo.empty?",
|
||
|
|
"foo.present?",
|
||
|
|
"Homebrew/Present: Use `foo.present?` instead of `!foo.nil? && !foo.empty?`."
|
||
|
|
it_behaves_like "offense", "!nil? && !empty?", "present?",
|
||
|
|
"Homebrew/Present: Use `present?` instead of `!nil? && !empty?`."
|
||
|
|
it_behaves_like "offense", "foo != nil && !foo.empty?",
|
||
|
|
"foo.present?",
|
||
|
|
"Homebrew/Present: Use `foo.present?` instead of `foo != nil && !foo.empty?`."
|
||
|
|
it_behaves_like "offense", "!!foo && !foo.empty?",
|
||
|
|
"foo.present?",
|
||
|
|
"Homebrew/Present: Use `foo.present?` instead of `!!foo && !foo.empty?`."
|
||
|
|
|
||
|
|
context "when checking all variable types" do
|
||
|
|
it_behaves_like "offense", "!foo.nil? && !foo.empty?",
|
||
|
|
"foo.present?",
|
||
|
|
"Homebrew/Present: Use `foo.present?` instead of " \
|
||
|
|
"`!foo.nil? && !foo.empty?`."
|
||
|
|
it_behaves_like "offense", "!foo.bar.nil? && !foo.bar.empty?",
|
||
|
|
"foo.bar.present?",
|
||
|
|
"Homebrew/Present: Use `foo.bar.present?` instead of " \
|
||
|
|
"`!foo.bar.nil? && !foo.bar.empty?`."
|
||
|
|
it_behaves_like "offense", "!FOO.nil? && !FOO.empty?",
|
||
|
|
"FOO.present?",
|
||
|
|
"Homebrew/Present: Use `FOO.present?` instead of " \
|
||
|
|
"`!FOO.nil? && !FOO.empty?`."
|
||
|
|
it_behaves_like "offense", "!Foo.nil? && !Foo.empty?",
|
||
|
|
"Foo.present?",
|
||
|
|
"Homebrew/Present: Use `Foo.present?` instead of " \
|
||
|
|
"`!Foo.nil? && !Foo.empty?`."
|
||
|
|
it_behaves_like "offense", "!@foo.nil? && !@foo.empty?",
|
||
|
|
"@foo.present?",
|
||
|
|
"Homebrew/Present: Use `@foo.present?` instead of " \
|
||
|
|
"`!@foo.nil? && !@foo.empty?`."
|
||
|
|
it_behaves_like "offense", "!$foo.nil? && !$foo.empty?",
|
||
|
|
"$foo.present?",
|
||
|
|
"Homebrew/Present: Use `$foo.present?` instead of " \
|
||
|
|
"`!$foo.nil? && !$foo.empty?`."
|
||
|
|
it_behaves_like "offense", "!@@foo.nil? && !@@foo.empty?",
|
||
|
|
"@@foo.present?",
|
||
|
|
"Homebrew/Present: Use `@@foo.present?` instead of " \
|
||
|
|
"`!@@foo.nil? && !@@foo.empty?`."
|
||
|
|
it_behaves_like "offense", "!foo[bar].nil? && !foo[bar].empty?",
|
||
|
|
"foo[bar].present?",
|
||
|
|
"Homebrew/Present: Use `foo[bar].present?` instead of " \
|
||
|
|
"`!foo[bar].nil? && !foo[bar].empty?`."
|
||
|
|
it_behaves_like "offense", "!Foo::Bar.nil? && !Foo::Bar.empty?",
|
||
|
|
"Foo::Bar.present?",
|
||
|
|
"Homebrew/Present: Use `Foo::Bar.present?` instead of " \
|
||
|
|
"`!Foo::Bar.nil? && !Foo::Bar.empty?`."
|
||
|
|
it_behaves_like "offense", "!foo(bar).nil? && !foo(bar).empty?",
|
||
|
|
"foo(bar).present?",
|
||
|
|
"Homebrew/Present: Use `foo(bar).present?` instead of " \
|
||
|
|
"`!foo(bar).nil? && !foo(bar).empty?`."
|
||
|
|
end
|
||
|
|
end
|