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Make tests more robust, use devices or card indices.

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Lars Immisch
2017-02-22 23:55:17 +01:00
parent 85ff47ad43
commit dc51fa75b5
5 changed files with 26 additions and 35 deletions
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2
doc/pyalsaaudio.rst
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@@ -33,7 +33,7 @@ wish (even commercial purposes). There is no warranty whatsoever.
currently fairly complete for PCM devices and Mixer access. MIDI sequencer currently fairly complete for PCM devices and Mixer access. MIDI sequencer
support is low on our priority list, but volunteers are welcome. support is low on our priority list, but volunteers are welcome.
If you find bugs in the wrappers please use the SourceForge bug tracker. If you find bugs in the wrappers please use thegithub issue tracker.
Please don't send bug reports regarding ALSA specifically. There are several Please don't send bug reports regarding ALSA specifically. There are several
bugs in this API, and those should be reported to the ALSA team - not me. bugs in this API, and those should be reported to the ALSA team - not me.

12
playbacktest.py
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@@ -21,17 +21,17 @@ import getopt
import alsaaudio import alsaaudio
def usage(): def usage():
print('usage: playbacktest.py [-c <card>] <file>', file=sys.stderr) print('usage: playbacktest.py [-d <device>] <file>', file=sys.stderr)
sys.exit(2) sys.exit(2)
if __name__ == '__main__': if __name__ == '__main__':
card = 'default' device = 'default'
opts, args = getopt.getopt(sys.argv[1:], 'c:') opts, args = getopt.getopt(sys.argv[1:], 'd:')
for o, a in opts: for o, a in opts:
if o == '-c': if o == '-d':
card = a device = a
if not args: if not args:
usage() usage()
@@ -39,7 +39,7 @@ if __name__ == '__main__':
f = open(args[0], 'rb') f = open(args[0], 'rb')
# Open the device in playback mode. # Open the device in playback mode.
out = alsaaudio.PCM(alsaaudio.PCM_PLAYBACK, card=card) out = alsaaudio.PCM(alsaaudio.PCM_PLAYBACK, device=device)
# Set attributes: Mono, 44100 Hz, 16 bit little endian frames # Set attributes: Mono, 44100 Hz, 16 bit little endian frames
out.setchannels(1) out.setchannels(1)

12
playwav.py
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@@ -40,23 +40,23 @@ def play(device, f):
def usage(): def usage():
print('usage: playwav.py [-c <card>] <file>', file=sys.stderr) print('usage: playwav.py [-d <device>] <file>', file=sys.stderr)
sys.exit(2) sys.exit(2)
if __name__ == '__main__': if __name__ == '__main__':
card = 'default' device = 'default'
opts, args = getopt.getopt(sys.argv[1:], 'c:') opts, args = getopt.getopt(sys.argv[1:], 'd:')
for o, a in opts: for o, a in opts:
if o == '-c': if o == '-d':
card = a device = a
if not args: if not args:
usage() usage()
f = wave.open(args[0], 'rb') f = wave.open(args[0], 'rb')
device = alsaaudio.PCM(card=card) device = alsaaudio.PCM(device=device)
play(device, f) play(device, f)

14
recordtest.py
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@@ -4,7 +4,7 @@
## ##
## This is an example of a simple sound capture script. ## This is an example of a simple sound capture script.
## ##
## The script opens an ALSA pcm forsound capture. Set ## The script opens an ALSA pcm device for sound capture, sets
## various attributes of the capture, and reads in a loop, ## various attributes of the capture, and reads in a loop,
## writing the data to standard out. ## writing the data to standard out.
## ##
@@ -22,17 +22,17 @@ import getopt
import alsaaudio import alsaaudio
def usage(): def usage():
print('usage: recordtest.py [-c <card>] <file>', file=sys.stderr) print('usage: recordtest.py [-d <device>] <file>', file=sys.stderr)
sys.exit(2) sys.exit(2)
if __name__ == '__main__': if __name__ == '__main__':
card = 'default' device = 'default'
opts, args = getopt.getopt(sys.argv[1:], 'c:') opts, args = getopt.getopt(sys.argv[1:], 'd:')
for o, a in opts: for o, a in opts:
if o == '-c': if o == '-d':
card = a device = a
if not args: if not args:
usage() usage()
@@ -42,7 +42,7 @@ if __name__ == '__main__':
# Open the device in nonblocking capture mode. The last argument could # Open the device in nonblocking capture mode. The last argument could
# just as well have been zero for blocking mode. Then we could have # just as well have been zero for blocking mode. Then we could have
# left out the sleep call in the bottom of the loop # left out the sleep call in the bottom of the loop
inp = alsaaudio.PCM(alsaaudio.PCM_CAPTURE, alsaaudio.PCM_NONBLOCK, card) inp = alsaaudio.PCM(alsaaudio.PCM_CAPTURE, alsaaudio.PCM_NONBLOCK, device=device)
# Set attributes: Mono, 44100 Hz, 16 bit little endian samples # Set attributes: Mono, 44100 Hz, 16 bit little endian samples
inp.setchannels(1) inp.setchannels(1)

21
test.py
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@@ -44,16 +44,11 @@ class MixerTest(unittest.TestCase):
def testMixer(self): def testMixer(self):
"""Open the default Mixers and the Mixers on every card""" """Open the default Mixers and the Mixers on every card"""
for d in ['default'] + list(range(len(alsaaudio.cards()))): for c in alsaaudio.card_indexes():
if type(d) == type(0): mixers = alsaaudio.mixers(cardindex=c)
kwargs = { 'cardindex': d }
else:
kwargs = { 'device': d }
mixers = alsaaudio.mixers(**kwargs)
for m in mixers: for m in mixers:
mixer = alsaaudio.Mixer(m, **kwargs) mixer = alsaaudio.Mixer(m, cardindex=c)
mixer.close() mixer.close()
def testMixerAll(self): def testMixerAll(self):
@@ -90,14 +85,10 @@ class PCMTest(unittest.TestCase):
"""Test PCM objects""" """Test PCM objects"""
def testPCM(self): def testPCM(self):
"Open a PCM object on every device" "Open a PCM object on every card"
for pd in alsaaudio.pcms(): for c in alsaaudio.card_indexes():
pcm = alsaaudio.PCM(device=pd) pcm = alsaaudio.PCM(cardindex=c)
pcm.close()
for pd in alsaaudio.pcms(alsaaudio.PCM_CAPTURE):
pcm = alsaaudio.PCM(alsaaudio.PCM_CAPTURE, device=pd)
pcm.close() pcm.close()
def testPCMAll(self): def testPCMAll(self):