def test_nothing(self):
     self.assertFalse(Validate.validate_gender(""))
 def test_long(self):
     self.assertFalse(Validate.validate_gender("agogioivsonvoeinoioin44ö9jos"))
 def test_number(self):
     self.assertFalse(Validate.validate_gender("5"))
 def test_upper(self):
     self.assertTrue(Validate.validate_gender("M"))
 def test_lower(self):
     self.assertFalse(Validate.validate_gender("b"))
 def test_(self):
     self.assertTrue(Validate.validate_gender("f"))