41 lines
1.4 KiB
Ruby
41 lines
1.4 KiB
Ruby
|
# frozen_string_literal: true
|
||
|
|
||
|
require 'fast_spec_helper'
|
||
|
require_relative '../../../../rubocop/cop/gitlab/delegate_predicate_methods'
|
||
|
|
||
|
RSpec.describe RuboCop::Cop::Gitlab::DelegatePredicateMethods do
|
||
|
subject(:cop) { described_class.new }
|
||
|
|
||
|
it 'registers offense for single predicate method with allow_nil:true' do
|
||
|
expect_offense(<<~SOURCE)
|
||
|
delegate :is_foo?, :do_foo, to: :bar, allow_nil: true
|
||
|
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Using `delegate` with `allow_nil` on the following predicate methods is discouraged: is_foo?.
|
||
|
SOURCE
|
||
|
end
|
||
|
|
||
|
it 'registers offense for multiple predicate methods with allow_nil:true' do
|
||
|
expect_offense(<<~SOURCE)
|
||
|
delegate :is_foo?, :is_bar?, to: :bar, allow_nil: true
|
||
|
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Using `delegate` with `allow_nil` on the following predicate methods is discouraged: is_foo?, is_bar?.
|
||
|
SOURCE
|
||
|
end
|
||
|
|
||
|
it 'registers no offense for non-predicate method with allow_nil:true' do
|
||
|
expect_no_offenses(<<~SOURCE)
|
||
|
delegate :do_foo, to: :bar, allow_nil: true
|
||
|
SOURCE
|
||
|
end
|
||
|
|
||
|
it 'registers no offense with predicate method with allow_nil:false' do
|
||
|
expect_no_offenses(<<~SOURCE)
|
||
|
delegate :is_foo?, to: :bar, allow_nil: false
|
||
|
SOURCE
|
||
|
end
|
||
|
|
||
|
it 'registers no offense with predicate method without allow_nil' do
|
||
|
expect_no_offenses(<<~SOURCE)
|
||
|
delegate :is_foo?, to: :bar
|
||
|
SOURCE
|
||
|
end
|
||
|
end
|