def test_has_numbers_empty_string(self):
""""Test has_numbers with an empty string"""
input_string = ""
self.assertFalse(has_numbers(input_string))
def test_has_numbers_symbols_only(self):
""""Test has_numbers with a string of symbols only"""
input_string = "44$$2@"
self.assertTrue(has_numbers(input_string))
def test_has_numbers_chars_only(self):
""""Test has_numbers with a string of characters only"""
input_string = "abcdddd"
self.assertFalse(has_numbers(input_string))
def test_has_numbers_chars_and_symbols(self):
""""Test has_numbers with a string of characters and symbols"""
input_string = "fg%@!:-?]"
self.assertFalse(has_numbers(input_string))
def test_has_numbers_number_and_chars(self):
""""Test has_numbers with a string of numbers and characters"""
input_string = "45aaa54bbb"
self.assertTrue(has_numbers(input_string))
def test_has_numbers_number_only(self):
""""Test has_numbers with a string of one number only"""
input_string = "4"
self.assertTrue(has_numbers(input_string))