def testStartComplex(self):
q = MyQueue()
q.addTask(waitOneSecond)
q.addTask(waitFiveSeconds)
q.addTask(waitOneSecond)
self.assertEqual(3, q.size())
self.assertFalse(q.isRunning())
self.assertEqual(0, q.inFlight())
q.start()
time.sleep(0.5)
self.assertTrue(q.isRunning())
self.assertEqual(1, q.inFlight())
self.assertEqual(2, q.size())
time.sleep(1)
self.assertEqual(1, q.inFlight())
self.assertEqual(1, q.size())
self.assertTrue(q.isRunning())
time.sleep(5)
self.assertEqual(1, q.inFlight())
self.assertEqual(0, q.size())
self.assertTrue(q.isRunning())
time.sleep(1)
self.assertEqual(0, q.inFlight())
self.assertEqual(0, q.size())
self.assertFalse(q.isRunning())
def testConstructor(self):
q = MyQueue()
self.assertEqual(1, q._parallelism)
self.assertRaises(Exception, MyQueue, 0)
self.assertEqual(0, q.size())
self.assertFalse(q.isRunning())
self.assertEqual(0, q.inFlight())
def testStartMultipleUse(self):
q = MyQueue()
q.addTask(waitOneSecond)
q.start()
while q.isRunning():
time.sleep(0.1)
self.assertEqual(0, q.size())
self.assertEqual(0, q.inFlight())
self.assertFalse(q.isRunning())
q.addTask(waitOneSecond)
startTime = datetime.now()
q.start()
# it should take about 1 second to run the second task again
self.sleepCountAssert(startTime, q, 1)
