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# frozen_string_literal: true
require 'spec_helper'
describe Gitlab::CrossProjectAccess do
let(:super_class) { Class.new }
let(:descendant_class) { Class.new(super_class) }
let(:current_instance) { described_class.new }
before do
allow(described_class).to receive(:instance).and_return(current_instance)
end
describe '#add_check' do
it 'keeps track of the properties to check' do
expect do
described_class.add_check(super_class,
actions: { index: true },
positive_condition: -> { true },
negative_condition: -> { false })
end.to change { described_class.checks.size }.by(1)
end
it 'builds the check correctly' do
check_collection = described_class.add_check(super_class,
actions: { index: true },
positive_condition: -> { 'positive' },
negative_condition: -> { 'negative' })
check = check_collection.checks.first
expect(check.actions).to eq(index: true)
expect(check.positive_condition.call).to eq('positive')
expect(check.negative_condition.call).to eq('negative')
end
it 'merges the checks of a parent class into existing checks of a subclass' do
subclass_collection = described_class.add_check(descendant_class)
expect(subclass_collection).to receive(:add_collection).and_call_original
described_class.add_check(super_class)
end
it 'merges the existing checks of a superclass into the checks of a subclass' do
super_collection = described_class.add_check(super_class)
descendant_collection = described_class.add_check(descendant_class)
expect(descendant_collection.checks).to include(*super_collection.checks)
end
end
describe '#find_check' do
it 'returns a check when it was defined for a superclass' do
expected_check = described_class.add_check(super_class,
actions: { index: true },
positive_condition: -> { 'positive' },
negative_condition: -> { 'negative' })
expect(described_class.find_check(descendant_class.new))
.to eq(expected_check)
end
it 'caches the result for a subclass' do
described_class.add_check(super_class,
actions: { index: true },
positive_condition: -> { 'positive' },
negative_condition: -> { 'negative' })
expect(described_class.instance).to receive(:closest_parent).once.and_call_original
2.times { described_class.find_check(descendant_class.new) }
end
it 'returns the checks for the closest class if there are more checks available' do
described_class.add_check(super_class,
actions: { index: true })
expected_check = described_class.add_check(descendant_class,
actions: { index: true, show: false })
check = described_class.find_check(descendant_class.new)
expect(check).to eq(expected_check)
end
end
end
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