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