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# frozen_string_literal: true
require 'spec_helper'
describe Gitlab::Graphql::Authorize::Instrumentation do
describe '#build_checker' do
let(:current_user) { double(:current_user) }
let(:abilities) { [double(:first_ability), double(:last_ability)] }
let(:checker) do
described_class.new.__send__(:build_checker, current_user, abilities)
end
it 'returns a checker which checks for a single object' do
object = double(:object)
abilities.each do |ability|
spy_ability_check_for(ability, object, passed: true)
end
expect(checker.call(object)).to eq(object)
end
it 'returns a checker which checks for all objects' do
objects = [double(:first), double(:last)]
abilities.each do |ability|
objects.each do |object|
spy_ability_check_for(ability, object, passed: true)
end
end
expect(checker.call(objects)).to eq(objects)
end
context 'when some objects would not pass the check' do
it 'returns nil when it is single object' do
disallowed = double(:object)
spy_ability_check_for(abilities.first, disallowed, passed: false)
expect(checker.call(disallowed)).to be_nil
end
it 'returns only objects which passed when there are more than one' do
allowed = double(:allowed)
disallowed = double(:disallowed)
spy_ability_check_for(abilities.first, disallowed, passed: false)
abilities.each do |ability|
spy_ability_check_for(ability, allowed, passed: true)
end
expect(checker.call([disallowed, allowed]))
.to contain_exactly(allowed)
end
end
def spy_ability_check_for(ability, object, passed: true)
expect(Ability)
.to receive(:allowed?)
.with(current_user, ability, object)
.and_return(passed)
end
end
end
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