[Python-checkins] r61242 - python/trunk/Lib/test/test_winsound.py
neal.norwitz
python-checkins at python.org
Wed Mar 5 06:14:18 CET 2008
Author: neal.norwitz
Date: Wed Mar 5 06:14:18 2008
New Revision: 61242
Modified:
python/trunk/Lib/test/test_winsound.py
Log:
Get this test to pass even when there is no sound card in the system.
Patch from Trent Nelson. (I can't test this.)
Modified: python/trunk/Lib/test/test_winsound.py
==============================================================================
--- python/trunk/Lib/test/test_winsound.py (original)
+++ python/trunk/Lib/test/test_winsound.py Wed Mar 5 06:14:18 2008
@@ -8,6 +8,13 @@
class BeepTest(unittest.TestCase):
+ # As with PlaySoundTest, incorporate the _have_soundcard() check
+ # into our test methods. If there's no audio device present,
+ # winsound.Beep returns 0 and GetLastError() returns 127, which
+ # is: ERROR_PROC_NOT_FOUND ("The specified procedure could not
+ # be found"). (FWIW, virtual/Hyper-V systems fall under this
+ # scenario as they have no sound devices whatsoever (not even
+ # a legacy Beep device).)
def test_errors(self):
self.assertRaises(TypeError, winsound.Beep)
@@ -15,12 +22,17 @@
self.assertRaises(ValueError, winsound.Beep, 32768, 75)
def test_extremes(self):
- winsound.Beep(37, 75)
- winsound.Beep(32767, 75)
+ if _have_soundcard():
+ winsound.Beep(37, 75)
+ winsound.Beep(32767, 75)
+ else:
+ self.assertRaises(RuntimeError, winsound.Beep, 37, 75)
+ self.assertRaises(RuntimeError, winsound.Beep, 32767, 75)
def test_increasingfrequency(self):
- for i in xrange(100, 2000, 100):
- winsound.Beep(i, 75)
+ if _have_soundcard():
+ for i in xrange(100, 2000, 100):
+ winsound.Beep(i, 75)
class MessageBeepTest(unittest.TestCase):
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