67 lines
1.6 KiB
Ruby
67 lines
1.6 KiB
Ruby
# frozen_string_literal: true
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require 'fast_spec_helper'
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RSpec.describe Gitlab::ClassAttributes do
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let(:klass) do
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Class.new do
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include Gitlab::ClassAttributes
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class << self
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attr_reader :counter_1, :counter_2
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# get_class_attribute and set_class_attribute are protected,
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# hence those methods are for testing purpose
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def get_attribute(name)
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get_class_attribute(name)
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end
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def set_attribute(name, value)
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set_class_attribute(name, value)
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end
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end
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after_set_class_attribute do
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@counter_1 ||= 0
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@counter_1 += 1
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end
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after_set_class_attribute do
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@counter_2 ||= 0
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@counter_2 += 2
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end
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end
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end
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let(:subclass) { Class.new(klass) }
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it "returns values set on the class" do
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klass.set_attribute(:foo, :bar)
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expect(klass.get_attribute(:foo)).to eq(:bar)
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end
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it "returns values set on a superclass" do
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klass.set_attribute(:foo, :bar)
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expect(subclass.get_attribute(:foo)).to eq(:bar)
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end
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it "returns values from the subclass over attributes from a superclass" do
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klass.set_attribute(:foo, :baz)
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subclass.set_attribute(:foo, :bar)
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expect(klass.get_attribute(:foo)).to eq(:baz)
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expect(subclass.get_attribute(:foo)).to eq(:bar)
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end
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it "triggers after hooks after set class values" do
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expect(klass.counter_1).to be(nil)
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expect(klass.counter_2).to be(nil)
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klass.set_attribute(:foo, :bar)
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klass.set_attribute(:foo, :bar)
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expect(klass.counter_1).to eq(2)
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expect(klass.counter_2).to eq(4)
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end
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end
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