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'''Test cases for qInstallMsgHandler'''
import unittest
import sys
from PySide.QtCore import *
param = []
def handler(msgt, msg):
global param
param = [msgt, msg]
def handleruseless(msgt, msg):
pass
class QInstallMsgHandlerTest(unittest.TestCase):
def tearDown(self):
# Ensure that next test will have a clear environment
qInstallMsgHandler(None)
def testNone(self):
ret = qInstallMsgHandler(None)
self.assertEqual(ret, None)
def testRet(self):
ret = qInstallMsgHandler(None)
self.assertEqual(ret, None)
refcount = sys.getrefcount(handleruseless)
retNone = qInstallMsgHandler(handleruseless)
self.assertEqual(sys.getrefcount(handleruseless), refcount + 1)
rethandler = qInstallMsgHandler(None)
self.assertEqual(rethandler, handleruseless)
del rethandler
self.assertEqual(sys.getrefcount(handleruseless), refcount)
def testHandler(self):
rethandler = qInstallMsgHandler(handler)
qDebug("Test Debug")
self.assertEqual(param[0], QtDebugMsg)
self.assertEqual(param[1], "Test Debug")
qWarning("Test Warning")
self.assertEqual(param[0], QtWarningMsg)
self.assertEqual(param[1], "Test Warning")
qCritical("Test Critical")
self.assertEqual(param[0], QtCriticalMsg)
self.assertEqual(param[1], "Test Critical")
if __name__ == '__main__':
unittest.main()
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