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import os
import unittest
from PySide.phonon import Phonon
from helper import UsesQCoreApplication
sample_file = os.path.join(os.path.dirname(__file__), 'tone.wav')
def checkBackendCapabilities(func):
def function(self, *args, **kw):
if Phonon.BackendCapabilities.isMimeTypeAvailable('audio/x-wav'):
func(self, *args, **kw)
else:
print 'Wav format not supported! Playback test skipped!'
return function
class TestSimplePlaying(UsesQCoreApplication):
def setUp(self):
super(TestSimplePlaying, self).setUp()
self.app.setApplicationName('Dummy')
self.source = Phonon.MediaSource(sample_file)
self.media = Phonon.MediaObject()
self.media.setCurrentSource(self.source)
self.media.finished.connect(self.app.quit)
self.called = False
# prevent locking with:
# request to play a stream, but no valid audio ...
self.output = Phonon.AudioOutput()
self.path = Phonon.createPath(self.media, self.output)
def tearDown(self):
super(TestSimplePlaying, self).tearDown()
del self.path
del self.output
del self.media
del self.source
@checkBackendCapabilities
def testFinishedSignal(self):
# Should pass if finished() is called
self.media.play()
self.app.exec_()
def testMediaSource(self):
self.assertEqual(self.media.currentSource(), self.source)
def testPathCreation(self):
# FIXME Both functions below are not exported by PyQt4
self.assertEqual(self.path.sink(), self.output)
self.assertEqual(self.path.source(), self.media)
def state_cb(self, newState, OldState):
self.called = True
@checkBackendCapabilities
def testStateChanged(self):
self.media.stateChanged['Phonon::State', 'Phonon::State'].connect(self.state_cb)
self.media.play()
self.app.exec_()
self.assert_(self.called)
if __name__ == '__main__':
unittest.main()
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