def test_scheduler_clear_queue(self):
scheduler = Scheduler()
task1 = TestTask1()
scheduler.add_task_to_queue(task1)
scheduler.clear_queue()
self.assertListEqual(scheduler.get_queue(), list())
def test_process_two_tasks(self):
scheduler = Scheduler()
task1 = TestTask1()
task2 = TestTask2()
scheduler.clear_queue()
task1.clear_preceding_tasks()
task2.clear_preceding_tasks()
task2.add_preceding_task(task1)
scheduler.add_task_to_queue(task1)
scheduler.add_task_to_queue(task2)
scheduler.run_tasks()
self.assertIn(task1, scheduler._result_map)
self.assertIn(task2, scheduler._result_map)
self.assertGreater(scheduler._result_map[task2], scheduler._result_map[task1])
