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|
# frozen_string_literal: true
require 'fast_spec_helper'
require 'rubocop'
require 'rubocop/rspec/support'
require_relative '../../../rubocop/cop/prefer_class_methods_over_module'
RSpec.describe RuboCop::Cop::PreferClassMethodsOverModule, type: :rubocop do
include CopHelper
subject(:cop) { described_class.new }
it 'flags violation when using module ClassMethods' do
expect_offense(<<~RUBY)
module Foo
extend ActiveSupport::Concern
module ClassMethods
^^^^^^^^^^^^^^^^^^^ Do not use module ClassMethods, use class_methods block instead.
def a_class_method
end
end
end
RUBY
end
it "doesn't flag violation when using class_methods" do
expect_no_offenses(<<~RUBY)
module Foo
extend ActiveSupport::Concern
class_methods do
def a_class_method
end
end
end
RUBY
end
it "doesn't flag violation when module is not extending ActiveSupport::Concern" do
expect_no_offenses(<<~RUBY)
module Foo
module ClassMethods
def a_class_method
end
end
end
RUBY
end
it "doesn't flag violation when ClassMethods is used inside a class" do
expect_no_offenses(<<~RUBY)
class Foo
module ClassMethods
def a_class_method
end
end
end
RUBY
end
it "doesn't flag violation when not using either class_methods or ClassMethods" do
expect_no_offenses(<<~RUBY)
module Foo
extend ActiveSupport::Concern
def a_method
end
end
RUBY
end
it 'autocorrects ClassMethods into class_methods' do
source = <<~RUBY
module Foo
extend ActiveSupport::Concern
module ClassMethods
def a_class_method
end
end
end
RUBY
autocorrected = autocorrect_source(source)
expected_source = <<~RUBY
module Foo
extend ActiveSupport::Concern
class_methods do
def a_class_method
end
end
end
RUBY
expect(autocorrected).to eq(expected_source)
end
end
|
