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#!/usr/bin/env python3
import unittest
from unittest import mock
import math
import threading
from contextlib import contextmanager
import gc
import os.path
import time
import mpv
TESTVID = os.path.join(os.path.dirname(__file__), 'test.webm')
MPV_ERRORS = [ l(ec) for ec, l in mpv.ErrorCode.EXCEPTION_DICT.items() if l ]
class TestProperties(unittest.TestCase):
@contextmanager
def swallow_mpv_errors(self):
try:
yield
except Exception as e:
for ex in MPV_ERRORS:
if e.args[:2] == ex.args:
break
else:
raise
def setUp(self):
self.m = mpv.MPV()
def test_sanity(self):
for name, (ptype, access) in mpv.ALL_PROPERTIES.items():
self.assertTrue('r' in access or 'w' in access)
self.assertRegex(name, '^[-0-9a-z]+$')
self.assertIn(ptype, (int, float, str, mpv.ynbool, mpv.commalist))
def test_completeness(self):
ledir = dir(self.m)
for prop in self.m.property_list:
if prop in ('stream-path', 'demuxer', 'mixer-active'):
continue # Property is deemed useless by man mpv(1)
if prop in ('osd-sym-cc', 'osd-ass-cc', 'working-directory'):
continue # Property is deemed useless by me
if prop in ('clock', 'keepaspect',
'tv-scan', 'tv-channel', 'tv-norm', 'tv-freq',
'ff-vid', 'ff-aid', 'ff-sid',
'colormatrix-gamma'):
continue # Property is undocumented in man mpv(1) and we don't want to risk it
if prop in ('hwdec-active', 'hwdec-detected'):
continue # Property is deprecated
prop = prop.replace('-', '_')
self.assertTrue(prop in ledir, 'Property {} not found'.format(prop))
def test_read(self):
for name, (ptype, access) in mpv.ALL_PROPERTIES.items():
if 'r' in access:
name = name.replace('-', '_')
with self.subTest(property_name=name):
with self.swallow_mpv_errors():
rv = getattr(self.m, name)
if rv is not None: # Technically, any property can return None (even if of type e.g. int)
self.assertEqual(type(rv), type(ptype()))
def test_write(self):
for name, (ptype, access) in mpv.ALL_PROPERTIES.items():
if 'w' in access:
name = name.replace('-', '_')
with self.swallow_mpv_errors():
if ptype == int:
setattr(self.m, name, 0)
setattr(self.m, name, 1)
setattr(self.m, name, -1)
elif ptype == float:
setattr(self.m, name, 0.0)
setattr(self.m, name, 1)
setattr(self.m, name, 1.0)
setattr(self.m, name, -1.0)
setattr(self.m, name, math.nan)
elif ptype == str:
setattr(self.m, name, 'foo')
setattr(self.m, name, '')
setattr(self.m, name, 'bazbazbaz'*1000)
elif ptype == mpv.ynbool:
if 'r' in access:
setattr(self.m, name, 'yes')
self.assertTrue(getattr(self.m, name))
self.assertEqual(getattr(self.m, name), True)
setattr(self.m, name, b'yes')
self.assertTrue(getattr(self.m, name))
setattr(self.m, name, True)
self.assertTrue(getattr(self.m, name))
setattr(self.m, name, 'no')
self.assertFalse(getattr(self.m, name))
self.assertEqual(getattr(self.m, name), False)
setattr(self.m, name, b'no')
self.assertFalse(getattr(self.m, name))
setattr(self.m, name, False)
self.assertFalse(getattr(self.m, name))
else:
setattr(self.m, name, 'yes')
setattr(self.m, name, b'yes')
setattr(self.m, name, True)
def tearDown(self):
del self.m
class ObservePropertyTest(unittest.TestCase):
def test_observe_property(self):
handler = mock.Mock()
m = mpv.MPV()
m.loop = 'inf'
m.observe_property('loop', handler)
m.loop = 'no'
self.assertEqual(m.loop, 'no')
m.loop = 'inf'
self.assertEqual(m.loop, 'inf')
time.sleep(0.02)
m.unobserve_property(handler)
m.loop = 'no'
m.loop = 'inf'
m.terminate() # needed for synchronization of event thread
handler.assert_has_calls([mock.call('loop', 'no'), mock.call('loop', 'inf')])
class TestLifecycle(unittest.TestCase):
def test_create_destroy(self):
thread_names = lambda: [ t.name for t in threading.enumerate() ]
self.assertNotIn('MPVEventHandlerThread', thread_names())
m = mpv.MPV()
self.assertIn('MPVEventHandlerThread', thread_names())
del m
gc.collect()
self.assertNotIn('MPVEventHandlerThread', thread_names())
def test_flags(self):
with self.assertRaises(AttributeError):
mpv.MPV('this-option-does-not-exist')
m = mpv.MPV('no-video', 'cursor-autohide-fs-only', 'fs')
self.assertTrue(m.fullscreen)
self.assertEqual(m.cursor_autohide, '1000')
def test_options(self):
with self.assertRaises(AttributeError):
mpv.MPV(this_option_does_not_exists=23)
m = mpv.MPV(osd_level=0, loop='inf', deinterlace='no')
self.assertEqual(m.osd_level, 0)
self.assertEqual(m.loop, 'inf')
self.assertEqual(m.deinterlace, 'no')
def test_event_callback(self):
handler = mock.Mock()
m = mpv.MPV('no-video')
m.event_callbacks.append(handler)
m.play(TESTVID)
m.wait_for_playback()
del m
handler.assert_has_calls([
mock.call({'reply_userdata': 0, 'error': 0, 'event_id': 6, 'event': None}),
mock.call({'reply_userdata': 0, 'error': 0, 'event_id': 9, 'event': None}),
mock.call({'reply_userdata': 0, 'error': 0, 'event_id': 7, 'event': {'reason': 4}}),
mock.call({'reply_userdata': 0, 'error': 0, 'event_id': 11, 'event': None}),
mock.call({'reply_userdata': 0, 'error': 0, 'event_id': 1, 'event': None})
], any_order=True)
def test_log_handler(self):
handler = mock.Mock()
m = mpv.MPV('no-video', log_handler=handler)
m.play(TESTVID)
m.wait_for_playback()
del m
handler.assert_has_calls([
mock.call('info', 'cplayer', 'Playing: test.webm'),
mock.call('info', 'cplayer', ' Video --vid=1 (*) (vp8)'),
mock.call('fatal', 'cplayer', 'No video or audio streams selected.'),
mock.call('info', 'cplayer', '')])
if __name__ == '__main__':
unittest.main()
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