Add test for MessageBeep()
diff --git a/Lib/test/test_winsound.py b/Lib/test/test_winsound.py
index 3635281..be0b471 100644
--- a/Lib/test/test_winsound.py
+++ b/Lib/test/test_winsound.py
@@ -1,6 +1,18 @@
 # Ridiculously simple test of the winsound module for Windows.
 
-import winsound
+import winsound, time
 for i in range(100, 2000, 100):
     winsound.Beep(i, 75)
 print "Hopefully you heard some sounds increasing in frequency!"
+winsound.MessageBeep()
+time.sleep(0.5)
+winsound.MessageBeep(winsound.MB_OK)
+time.sleep(0.5)
+winsound.MessageBeep(winsound.MB_ICONASTERISK)
+time.sleep(0.5)
+winsound.MessageBeep(winsound.MB_ICONEXCLAMATION)
+time.sleep(0.5)
+winsound.MessageBeep(winsound.MB_ICONHAND)
+time.sleep(0.5)
+winsound.MessageBeep(winsound.MB_ICONQUESTION)
+time.sleep(0.5)