def testSetLength(self):
events = events_lib.SimpleEventSequence(pad_event=0,
events=[60],
start_step=9)
events.set_length(5)
self.assertListEqual([60, 0, 0, 0, 0], list(events))
self.assertEqual(9, events.start_step)
self.assertEqual(14, events.end_step)
self.assertListEqual([9, 10, 11, 12, 13], events.steps)
events = events_lib.SimpleEventSequence(pad_event=0,
events=[60],
start_step=9)
events.set_length(5, from_left=True)
self.assertListEqual([0, 0, 0, 0, 60], list(events))
self.assertEqual(5, events.start_step)
self.assertEqual(10, events.end_step)
self.assertListEqual([5, 6, 7, 8, 9], events.steps)
events = events_lib.SimpleEventSequence(pad_event=0,
events=[60, 0, 0, 0])
events.set_length(3)
self.assertListEqual([60, 0, 0], list(events))
self.assertEqual(0, events.start_step)
self.assertEqual(3, events.end_step)
self.assertListEqual([0, 1, 2], events.steps)
events = events_lib.SimpleEventSequence(pad_event=0,
events=[60, 0, 0, 0])
events.set_length(3, from_left=True)
self.assertListEqual([0, 0, 0], list(events))
self.assertEqual(1, events.start_step)
self.assertEqual(4, events.end_step)
self.assertListEqual([1, 2, 3], events.steps)
def testIncreaseResolution(self):
events = events_lib.SimpleEventSequence(pad_event=0,
events=[1, 0, 1, 0],
start_step=5,
steps_per_bar=4,
steps_per_quarter=1)
events.increase_resolution(3, fill_event=None)
self.assertListEqual([1, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0],
list(events))
self.assertEqual(events.start_step, 15)
self.assertEqual(events.steps_per_bar, 12)
self.assertEqual(events.steps_per_quarter, 3)
events = events_lib.SimpleEventSequence(pad_event=0,
events=[1, 0, 1, 0])
events.increase_resolution(2, fill_event=0)
self.assertListEqual([1, 0, 0, 0, 1, 0, 0, 0], list(events))
def testDeepcopy(self):
events = events_lib.SimpleEventSequence(pad_event=0,
events=[0, 1, 2],
start_step=0,
steps_per_quarter=4,
steps_per_bar=8)
events_copy = copy.deepcopy(events)
self.assertEqual(events, events_copy)
events.set_length(2)
self.assertNotEqual(events, events_copy)
def testAppendEvent(self):
events = events_lib.SimpleEventSequence(pad_event=0)
events.append(7)
self.assertListEqual([7], list(events))
self.assertEqual(0, events.start_step)
self.assertEqual(1, events.end_step)
events.append('cheese')
self.assertListEqual([7, 'cheese'], list(events))
self.assertEqual(0, events.start_step)
self.assertEqual(2, events.end_step)