def test_simple(self):
scheduler = CommandScheduler()
scheduler.set_before("task2", "task1")
scheduler.set_after("task2", "task3")
scheduler.set_after("task2", "task4")
scheduler.set_before("task4", "task3")
tasks = scheduler.order("task4")
self.assertEqual(tasks, ["task1", "task2", "task3"])
def test_simple(self):
scheduler = CommandScheduler()
scheduler.set_before("task2", "task1")
scheduler.set_after("task2", "task3")
scheduler.set_after("task2", "task4")
scheduler.set_before("task4", "task3")
tasks = scheduler.order("task4")
self.assertEqual(tasks, ["task1", "task2", "task3"])
def test_cycle(self):
scheduler = CommandScheduler()
scheduler.set_before("task2", "task1")
scheduler.set_before("task1", "task2")
self.assertRaises(ValueError, lambda: scheduler.order("task1"))
def test_cycle(self):
scheduler = CommandScheduler()
scheduler.set_before("task2", "task1")
scheduler.set_before("task1", "task2")
self.assertRaises(ValueError, lambda: scheduler.order("task1"))
