gitlab-org--gitlab-foss/spec/rubocop/cop/usage_data/instrumentation_superclass_spec.rb

64 lines
1.9 KiB
Ruby

# frozen_string_literal: true
require 'fast_spec_helper'
require_relative '../../../../rubocop/cop/usage_data/instrumentation_superclass'
RSpec.describe RuboCop::Cop::UsageData::InstrumentationSuperclass do
let(:allowed_classes) { %i[GenericMetric DatabaseMetric RedisHllMetric] }
let(:msg) { "Instrumentation classes should subclass one of the following: #{allowed_classes.join(', ')}." }
let(:config) do
RuboCop::Config.new('UsageData/InstrumentationSuperclass' => {
'AllowedClasses' => allowed_classes
})
end
subject(:cop) { described_class.new(config) }
context 'with class definition' do
context 'when inheriting from allowed superclass' do
it 'does not register an offense' do
expect_no_offenses('class NewMetric < GenericMetric; end')
end
end
context 'when inheriting from some other superclass' do
it 'registers an offense' do
expect_offense(<<~CODE)
class NewMetric < BaseMetric; end
^^^^^^^^^^ #{msg}
CODE
end
end
context 'when not inheriting' do
it 'does not register an offense' do
expect_no_offenses('class NewMetric; end')
end
end
end
context 'with dynamic class definition' do
context 'when inheriting from allowed superclass' do
it 'does not register an offense' do
expect_no_offenses('NewMetric = Class.new(GenericMetric)')
end
end
context 'when inheriting from some other superclass' do
it 'registers an offense' do
expect_offense(<<~CODE)
NewMetric = Class.new(BaseMetric)
^^^^^^^^^^ #{msg}
CODE
end
end
context 'when not inheriting' do
it 'does not register an offense' do
expect_no_offenses('NewMetric = Class.new')
end
end
end
end