debian-mirror-gitlab/spec/rubocop/cop/gitlab/strong_memoize_attr_spec.rb
2023-03-17 16:20:25 +05:30

103 lines
2.8 KiB
Ruby

# frozen_string_literal: true
require 'rubocop_spec_helper'
require_relative '../../../../rubocop/cop/gitlab/strong_memoize_attr'
RSpec.describe RuboCop::Cop::Gitlab::StrongMemoizeAttr do
context 'when strong_memoize() is the entire body of a method' do
context 'when the memoization name is the same as the method name' do
it 'registers an offense and autocorrects' do
expect_offense(<<~RUBY)
class Foo
def memoized_method
strong_memoize(:memoized_method) do
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `strong_memoize_attr`, instead of using `strong_memoize` directly.
'This is a memoized method'
end
end
end
RUBY
expect_correction(<<~RUBY)
class Foo
def memoized_method
'This is a memoized method'
end
strong_memoize_attr :memoized_method
end
RUBY
end
end
context 'when the memoization name is different from the method name' do
it 'registers an offense and autocorrects' do
expect_offense(<<~RUBY)
class Foo
def enabled?
strong_memoize(:enabled) do
^^^^^^^^^^^^^^^^^^^^^^^^ Use `strong_memoize_attr`, instead of using `strong_memoize` directly.
true
end
end
end
RUBY
expect_correction(<<~RUBY)
class Foo
def enabled?
true
end
strong_memoize_attr :enabled?
end
RUBY
end
end
end
context 'when strong_memoize() is not the entire body of the method' do
it 'registers an offense and does not autocorrect' do
expect_offense(<<~RUBY)
class Foo
def memoized_method
msg = 'This is a memoized method'
strong_memoize(:memoized_method) do
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `strong_memoize_attr`, instead of using `strong_memoize` directly.
msg
end
end
end
RUBY
expect_no_corrections
end
end
context 'when strong_memoize() is used in a method with parameters' do
it 'does not register an offense' do
expect_no_offenses(<<~RUBY)
class Foo
def memoized_method(param)
strong_memoize(:memoized_method) do
param.to_s
end
end
end
RUBY
end
end
context 'when strong_memoize() is used in a singleton method' do
it 'does not register an offense' do
expect_no_offenses(<<~RUBY)
class Foo
def self.memoized_method
strong_memoize(:memoized_method) do
'this is a memoized method'
end
end
end
RUBY
end
end
end