diff options
author | cinap_lenrek <cinap_lenrek@localhost> | 2011-05-04 05:41:33 +0000 |
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committer | cinap_lenrek <cinap_lenrek@localhost> | 2011-05-04 05:41:33 +0000 |
commit | b8436b026a90291ba26afa4f7a2700720b03339f (patch) | |
tree | 3098aede87640c80567ecb31022e0404a8b5ec75 /sys/lib/python/test/test_ossaudiodev.py | |
parent | 6c1b42188259a6f1636cd15a9570b18af03e2dbb (diff) |
remove python test cases
Diffstat (limited to 'sys/lib/python/test/test_ossaudiodev.py')
-rw-r--r-- | sys/lib/python/test/test_ossaudiodev.py | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/sys/lib/python/test/test_ossaudiodev.py b/sys/lib/python/test/test_ossaudiodev.py deleted file mode 100644 index 5868ea7f1..000000000 --- a/sys/lib/python/test/test_ossaudiodev.py +++ /dev/null @@ -1,163 +0,0 @@ -from test import test_support -test_support.requires('audio') - -from test.test_support import verbose, findfile, TestFailed, TestSkipped - -import errno -import fcntl -import ossaudiodev -import os -import sys -import select -import sunaudio -import time -import audioop - -# Arggh, AFMT_S16_NE not defined on all platforms -- seems to be a -# fairly recent addition to OSS. -try: - from ossaudiodev import AFMT_S16_NE -except ImportError: - if sys.byteorder == "little": - AFMT_S16_NE = ossaudiodev.AFMT_S16_LE - else: - AFMT_S16_NE = ossaudiodev.AFMT_S16_BE - - -SND_FORMAT_MULAW_8 = 1 - -def read_sound_file(path): - fp = open(path, 'rb') - size, enc, rate, nchannels, extra = sunaudio.gethdr(fp) - data = fp.read() - fp.close() - - if enc != SND_FORMAT_MULAW_8: - print "Expect .au file with 8-bit mu-law samples" - return - - # Convert the data to 16-bit signed. - data = audioop.ulaw2lin(data, 2) - return (data, rate, 16, nchannels) - -# version of assert that still works with -O -def _assert(expr, message=None): - if not expr: - raise AssertionError(message or "assertion failed") - -def play_sound_file(data, rate, ssize, nchannels): - try: - dsp = ossaudiodev.open('w') - except IOError, msg: - if msg[0] in (errno.EACCES, errno.ENOENT, errno.ENODEV, errno.EBUSY): - raise TestSkipped, msg - raise TestFailed, msg - - # at least check that these methods can be invoked - dsp.bufsize() - dsp.obufcount() - dsp.obuffree() - dsp.getptr() - dsp.fileno() - - # Make sure the read-only attributes work. - _assert(dsp.closed is False, "dsp.closed is not False") - _assert(dsp.name == "/dev/dsp") - _assert(dsp.mode == 'w', "bad dsp.mode: %r" % dsp.mode) - - # And make sure they're really read-only. - for attr in ('closed', 'name', 'mode'): - try: - setattr(dsp, attr, 42) - raise RuntimeError("dsp.%s not read-only" % attr) - except TypeError: - pass - - # Compute expected running time of sound sample (in seconds). - expected_time = float(len(data)) / (ssize/8) / nchannels / rate - - # set parameters based on .au file headers - dsp.setparameters(AFMT_S16_NE, nchannels, rate) - print ("playing test sound file (expected running time: %.2f sec)" - % expected_time) - t1 = time.time() - dsp.write(data) - dsp.close() - t2 = time.time() - elapsed_time = t2 - t1 - - percent_diff = (abs(elapsed_time - expected_time) / expected_time) * 100 - _assert(percent_diff <= 10.0, \ - ("elapsed time (%.2f sec) > 10%% off of expected time (%.2f sec)" - % (elapsed_time, expected_time))) - -def test_setparameters(dsp): - # Two configurations for testing: - # config1 (8-bit, mono, 8 kHz) should work on even the most - # ancient and crufty sound card, but maybe not on special- - # purpose high-end hardware - # config2 (16-bit, stereo, 44.1kHz) should work on all but the - # most ancient and crufty hardware - config1 = (ossaudiodev.AFMT_U8, 1, 8000) - config2 = (AFMT_S16_NE, 2, 44100) - - for config in [config1, config2]: - (fmt, channels, rate) = config - if (dsp.setfmt(fmt) == fmt and - dsp.channels(channels) == channels and - dsp.speed(rate) == rate): - break - else: - raise RuntimeError("unable to set audio sampling parameters: " - "you must have really weird audio hardware") - - # setparameters() should be able to set this configuration in - # either strict or non-strict mode. - result = dsp.setparameters(fmt, channels, rate, False) - _assert(result == (fmt, channels, rate), - "setparameters%r: returned %r" % (config, result)) - result = dsp.setparameters(fmt, channels, rate, True) - _assert(result == (fmt, channels, rate), - "setparameters%r: returned %r" % (config, result)) - -def test_bad_setparameters(dsp): - - # Now try some configurations that are presumably bogus: eg. 300 - # channels currently exceeds even Hollywood's ambitions, and - # negative sampling rate is utter nonsense. setparameters() should - # accept these in non-strict mode, returning something other than - # was requested, but should barf in strict mode. - fmt = AFMT_S16_NE - rate = 44100 - channels = 2 - for config in [(fmt, 300, rate), # ridiculous nchannels - (fmt, -5, rate), # impossible nchannels - (fmt, channels, -50), # impossible rate - ]: - (fmt, channels, rate) = config - result = dsp.setparameters(fmt, channels, rate, False) - _assert(result != config, - "setparameters: unexpectedly got requested configuration") - - try: - result = dsp.setparameters(fmt, channels, rate, True) - raise AssertionError("setparameters: expected OSSAudioError") - except ossaudiodev.OSSAudioError, err: - print "setparameters: got OSSAudioError as expected" - -def test(): - (data, rate, ssize, nchannels) = read_sound_file(findfile('audiotest.au')) - play_sound_file(data, rate, ssize, nchannels) - - dsp = ossaudiodev.open("w") - try: - test_setparameters(dsp) - - # Disabled because it fails under Linux 2.6 with ALSA's OSS - # emulation layer. - #test_bad_setparameters(dsp) - finally: - dsp.close() - _assert(dsp.closed is True, "dsp.closed is not True") - -test() |