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v0.8.1
https://github.com/python/cpython
Tip revision: 74f4bd53e03ded8408bcc2de67cf0f5a4ac5b1a1 authored by Barry Warsaw on 23 February 2012, 15:59:38 UTC
Bump some more copyright years (as per PEP 101), since this is the first
Bump some more copyright years (as per PEP 101), since this is the first
Tip revision: 74f4bd5
test_winsound.py
# Ridiculously simple test of the winsound module for Windows.
import functools
import time
import unittest
from test import support
from test.support import import_helper
support.requires('audio')
winsound = import_helper.import_module('winsound')
# Unless we actually have an ear in the room, we have no idea whether a sound
# actually plays, and it's incredibly flaky trying to figure out if a sound
# even *should* play. Instead of guessing, just call the function and assume
# it either passed or raised the RuntimeError we expect in case of failure.
def sound_func(func):
@functools.wraps(func)
def wrapper(*args, **kwargs):
try:
ret = func(*args, **kwargs)
except RuntimeError as e:
if support.verbose:
print(func.__name__, 'failed:', e)
else:
if support.verbose:
print(func.__name__, 'returned')
return ret
return wrapper
safe_Beep = sound_func(winsound.Beep)
safe_MessageBeep = sound_func(winsound.MessageBeep)
safe_PlaySound = sound_func(winsound.PlaySound)
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):
safe_Beep(37, 75)
safe_Beep(32767, 75)
def test_increasingfrequency(self):
for i in range(100, 2000, 100):
safe_Beep(i, 75)
def test_keyword_args(self):
safe_Beep(duration=75, frequency=2000)
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)
safe_MessageBeep()
def test_ok(self):
safe_MessageBeep(winsound.MB_OK)
def test_asterisk(self):
safe_MessageBeep(winsound.MB_ICONASTERISK)
def test_exclamation(self):
safe_MessageBeep(winsound.MB_ICONEXCLAMATION)
def test_hand(self):
safe_MessageBeep(winsound.MB_ICONHAND)
def test_question(self):
safe_MessageBeep(winsound.MB_ICONQUESTION)
def test_keyword_args(self):
safe_MessageBeep(type=winsound.MB_OK)
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
)
self.assertRaises(TypeError, winsound.PlaySound, b"bad", 0)
self.assertRaises(TypeError, winsound.PlaySound, "bad",
winsound.SND_MEMORY)
self.assertRaises(TypeError, winsound.PlaySound, 1, 0)
# embedded null character
self.assertRaises(ValueError, winsound.PlaySound, 'bad\0', 0)
def test_keyword_args(self):
safe_PlaySound(flags=winsound.SND_ALIAS, sound="SystemExit")
def test_snd_memory(self):
with open(support.findfile('pluck-pcm8.wav',
subdir='audiodata'), 'rb') as f:
audio_data = f.read()
safe_PlaySound(audio_data, winsound.SND_MEMORY)
audio_data = bytearray(audio_data)
safe_PlaySound(audio_data, winsound.SND_MEMORY)
def test_snd_filename(self):
fn = support.findfile('pluck-pcm8.wav', subdir='audiodata')
safe_PlaySound(fn, winsound.SND_FILENAME | winsound.SND_NODEFAULT)
def test_aliases(self):
aliases = [
"SystemAsterisk",
"SystemExclamation",
"SystemExit",
"SystemHand",
"SystemQuestion",
]
for alias in aliases:
with self.subTest(alias=alias):
safe_PlaySound(alias, winsound.SND_ALIAS)
def test_alias_fallback(self):
safe_PlaySound('!"$%&/(#+*', winsound.SND_ALIAS)
def test_alias_nofallback(self):
safe_PlaySound('!"$%&/(#+*', winsound.SND_ALIAS | winsound.SND_NODEFAULT)
def test_stopasync(self):
safe_PlaySound(
'SystemQuestion',
winsound.SND_ALIAS | winsound.SND_ASYNC | winsound.SND_LOOP
)
time.sleep(0.5)
safe_PlaySound('SystemQuestion', winsound.SND_ALIAS | winsound.SND_NOSTOP)
# Issue 8367: PlaySound(None, winsound.SND_PURGE)
# does not raise on systems without a sound card.
winsound.PlaySound(None, winsound.SND_PURGE)
if __name__ == "__main__":
unittest.main()