def test_isGenderValid_emptyString_returnFalse(self):
     self.assertFalse(Validator.is_gender_valid(""))
 def test_isGenderValid_invalidStringOne_returnFalse(self):
     self.assertFalse(Validator.is_gender_valid("jhfsdjhf"))
 def test_isGenderValid_invalidStringTwo_returnFalse(self):
     self.assertFalse(Validator.is_gender_valid("3"))
 def test_isGenderValid_validStringTwo_returnTrue(self):
     self.assertTrue(Validator.is_gender_valid("M"))