gistfile1.txt

  def test_sized_queue_assign_max
    q = SizedQueue.new(2)
    assert_equal(2, q.max)
    q.max = 1
    assert_equal(1, q.max)
    assert_raise(ArgumentError) { q.max = 0 }
    assert_equal(1, q.max)
    assert_raise(ArgumentError) { q.max = -1 }
    assert_equal(1, q.max)

    before = q.max
    q.max.times { q << 1 }
    t1 = Thread.new { q << 1 }
    sleep 0.01 until t1.stop?
    q.max = q.max + 1
    assert_equal before + 1, q.max
  ensure
    t1.join if t1
  end