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# Ridiculously simple test of the winsound module for Windows.
import unittest
from test import test_support
import winsound, time
class BeepTest(unittest.TestCase):
def test_errors(self):
self.assertRaises(TypeError, winsound.Beep)
self.assertRaises(ValueError, winsound.Beep, 36, 75)
self.assertRaises(ValueError, winsound.Beep, 32768, 75)
def test_extremes(self):
winsound.Beep(37, 75)
winsound.Beep(32767, 75)
def test_increasingfrequency(self):
for i in xrange(100, 2000, 100):
winsound.Beep(i, 75)
class MessageBeepTest(unittest.TestCase):
def tearDown(self):
time.sleep(0.5)
def test_default(self):
self.assertRaises(TypeError, winsound.MessageBeep, "bad")
self.assertRaises(TypeError, winsound.MessageBeep, 42, 42)
winsound.MessageBeep()
def test_ok(self):
winsound.MessageBeep(winsound.MB_OK)
def test_asterisk(self):
winsound.MessageBeep(winsound.MB_ICONASTERISK)
def test_exclamation(self):
winsound.MessageBeep(winsound.MB_ICONEXCLAMATION)
def test_hand(self):
winsound.MessageBeep(winsound.MB_ICONHAND)
def test_question(self):
winsound.MessageBeep(winsound.MB_ICONQUESTION)
class PlaySoundTest(unittest.TestCase):
def test_errors(self):
self.assertRaises(TypeError, winsound.PlaySound)
self.assertRaises(TypeError, winsound.PlaySound, "bad", "bad")
self.assertRaises(
RuntimeError,
winsound.PlaySound,
"none", winsound.SND_ASYNC | winsound.SND_MEMORY
)
def test_alias_asterisk(self):
winsound.PlaySound('SystemAsterisk', winsound.SND_ALIAS)
def test_alias_exclamation(self):
winsound.PlaySound('SystemExclamation', winsound.SND_ALIAS)
def test_alias_exit(self):
winsound.PlaySound('SystemExit', winsound.SND_ALIAS)
def test_alias_hand(self):
winsound.PlaySound('SystemHand', winsound.SND_ALIAS)
def test_alias_question(self):
winsound.PlaySound('SystemQuestion', winsound.SND_ALIAS)
def test_alias_fallback(self):
# This test can't be expected to work on all systems. The MS
# PlaySound() docs say:
#
# If it cannot find the specified sound, PlaySound uses the
# default system event sound entry instead. If the function
# can find neither the system default entry nor the default
# sound, it makes no sound and returns FALSE.
#
# It's known to return FALSE on some real systems.
# winsound.PlaySound('!"$%&/(#+*', winsound.SND_ALIAS)
return
def test_alias_nofallback(self):
# Note that this is not the same as asserting RuntimeError
# will get raised: you cannot convert this to
# self.assertRaises(...) form. The attempt may or may not
# raise RuntimeError, but it shouldn't raise anything other
# than RuntimeError, and that's all we're trying to test here.
# The MS docs aren't clear about whether the SDK PlaySound()
# with SND_ALIAS and SND_NODEFAULT will return True or False when
# the alias is unknown. On Tim's WinXP box today, it returns
# True (no exception is raised). What we'd really like to test
# is that no sound is played, but that requires first wiring an
# eardrum class into unittest <wink>.
try:
winsound.PlaySound(
'!"$%&/(#+*',
winsound.SND_ALIAS | winsound.SND_NODEFAULT
)
except RuntimeError:
pass
def test_stopasync(self):
winsound.PlaySound(
'SystemQuestion',
winsound.SND_ALIAS | winsound.SND_ASYNC | winsound.SND_LOOP
)
time.sleep(0.5)
try:
winsound.PlaySound(
'SystemQuestion',
winsound.SND_ALIAS | winsound.SND_NOSTOP
)
except RuntimeError:
pass
else: # the first sound might already be finished
pass
winsound.PlaySound(None, winsound.SND_PURGE)
def test_main():
test_support.run_unittest(BeepTest, MessageBeepTest, PlaySoundTest)
if __name__=="__main__":
test_main()
|
