require File.expand_path('test_helper', __dir__)

$backburner_sum = 0
$backburner_numbers = []

class TestBackburnerJob
  include Backburner::Queue
  queue 'test.jobber'

  def self.perform(value, number)
    $backburner_sum += value
    $backburner_numbers << number
  end
end

class TestWorker < Backburner::Worker; end

describe 'Backburner module' do
  before do
    Backburner.default_queues.clear
    clear_jobs!(Backburner.configuration.primary_queue, 'test-plain', 'parent-plain', 'bar.baz.foo')
  end

  describe 'for work method' do
    it 'invokes worker simple start' do
      Backburner::Workers::Simple.expects(:start).with(%w[foo bar])
      Backburner.work('foo', 'bar')
    end

    it 'invokes other worker if specified in configuration' do
      Backburner.configure { |config| config.default_worker = TestWorker }
      TestWorker.expects(:start).with(%w[foo bar])
      Backburner.work('foo', 'bar')
    end

    it 'invokes other worker if specified in work method as options' do
      TestWorker.expects(:start).with(%w[foo bar])
      Backburner.work('foo', 'bar', worker: TestWorker)
    end

    it 'invokes worker start with no args' do
      Backburner::Workers::Simple.expects(:start).with([])
      Backburner.work
    end
  end # work!

  describe 'for configuration' do
    it 'remembers the tube_namespace' do
      assert_equal 'demo.test', Backburner.configuration.tube_namespace
    end

    it 'remembers the namespace_separator' do
      assert_equal '.', Backburner.configuration.namespace_separator
    end

    it 'disallows a reserved separator' do
      assert_raises RuntimeError do
        Backburner.configuration.namespace_separator = ':'
      end
    end
  end # configuration

  describe 'for default_queues' do
    it 'supports assignment' do
      Backburner.default_queues << 'foo'
      Backburner.default_queues << 'bar'
      assert_same_elements %w[foo bar], Backburner.default_queues
    end
  end

  after do
    Backburner.configure { |config| config.default_worker = Backburner::Workers::Simple }
  end
end # Backburner