def testShouldNormalizeNumberWithDotSeparator(self):
result = normalize("678.839.6663")
self.assertEqual("6788396663", result)
def testShouldNormalizeNumberWithAreaCodeInParens(self):
result = normalize("(678) 839-6663")
self.assertEqual("6788396663", result)
def testShouldNotNormalizeNone(self):
self.assertFalse(normalize(None))
def testShouldNormalizeNumberWithBackslashSeparator(self):
result = normalize("678/839/6663")
self.assertEqual("6788396663", result)