diff --git a/Lib/test/test_winsound.py b/Lib/test/test_winsound.py index eff7229bd99..de444220c6e 100644 --- a/Lib/test/test_winsound.py +++ b/Lib/test/test_winsound.py @@ -2,15 +2,23 @@ import unittest from test import test_support -import winsound, time +import time import os import subprocess +import ctypes + +winsound = test_support.import_module('winsound') import _winreg def has_sound(sound): """Find out if a particular event is configured with a default sound""" try: + # Ask the mixer API for the number of devices it knows about. + # When there are no devices, PlaySound will fail. + if ctypes.windll.winmm.mixerGetNumDevs() is 0: + return False + key = _winreg.OpenKeyEx(_winreg.HKEY_CURRENT_USER, "AppEvents\Schemes\Apps\.Default\{0}\.Default".format(sound)) value = _winreg.EnumValue(key, 0)[1]