summaryrefslogtreecommitdiffstats
path: root/Lib/test/test_ossaudiodev.py
diff options
context:
space:
mode:
authorGreg Ward <gward@python.net>2002-12-10 16:24:21 (GMT)
committerGreg Ward <gward@python.net>2002-12-10 16:24:21 (GMT)
commit36dacfa49c8385efa59a1f57c3476dfc6e1e15b5 (patch)
tree8e914041c9b18588c71525b7864bfecd87f83b1f /Lib/test/test_ossaudiodev.py
parent731a986dfa321252e0c91d5dbf49670bd151382c (diff)
downloadcpython-36dacfa49c8385efa59a1f57c3476dfc6e1e15b5.zip
cpython-36dacfa49c8385efa59a1f57c3476dfc6e1e15b5.tar.gz
cpython-36dacfa49c8385efa59a1f57c3476dfc6e1e15b5.tar.bz2
Initial revision is rev 1.8 of test_linuxaudiodev.py, with
the obvious s/linuxaudiodev/ossaudiodev/ change made.
Diffstat (limited to 'Lib/test/test_ossaudiodev.py')
-rw-r--r--Lib/test/test_ossaudiodev.py89
1 files changed, 89 insertions, 0 deletions
diff --git a/Lib/test/test_ossaudiodev.py b/Lib/test/test_ossaudiodev.py
new file mode 100644
index 0000000..1aa0f92
--- /dev/null
+++ b/Lib/test/test_ossaudiodev.py
@@ -0,0 +1,89 @@
+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
+
+SND_FORMAT_MULAW_8 = 1
+
+def play_sound_file(path):
+ fp = open(path, 'r')
+ 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
+
+ try:
+ a = ossaudiodev.open('w')
+ except ossaudiodev.error, msg:
+ if msg[0] in (errno.EACCES, errno.ENODEV, errno.EBUSY):
+ raise TestSkipped, msg
+ raise TestFailed, msg
+
+ # convert the data to 16-bit signed
+ data = audioop.ulaw2lin(data, 2)
+
+ # set the data format
+ if sys.byteorder == 'little':
+ fmt = ossaudiodev.AFMT_S16_LE
+ else:
+ fmt = ossaudiodev.AFMT_S16_BE
+
+ # at least check that these methods can be invoked
+ a.bufsize()
+ a.obufcount()
+ a.obuffree()
+ a.getptr()
+ a.fileno()
+
+ # set parameters based on .au file headers
+ a.setparameters(rate, 16, nchannels, fmt)
+ a.write(data)
+ a.flush()
+ a.close()
+
+def test_errors():
+ a = ossaudiodev.open("w")
+ size = 8
+ fmt = ossaudiodev.AFMT_U8
+ rate = 8000
+ nchannels = 1
+ try:
+ a.setparameters(-1, size, nchannels, fmt)
+ except ValueError, msg:
+ print msg
+ try:
+ a.setparameters(rate, -2, nchannels, fmt)
+ except ValueError, msg:
+ print msg
+ try:
+ a.setparameters(rate, size, 3, fmt)
+ except ValueError, msg:
+ print msg
+ try:
+ a.setparameters(rate, size, nchannels, 177)
+ except ValueError, msg:
+ print msg
+ try:
+ a.setparameters(rate, size, nchannels, ossaudiodev.AFMT_U16_LE)
+ except ValueError, msg:
+ print msg
+ try:
+ a.setparameters(rate, 16, nchannels, fmt)
+ except ValueError, msg:
+ print msg
+
+def test():
+ play_sound_file(findfile('audiotest.au'))
+ test_errors()
+
+test()