def test_pad_string(self, original, final_length, expected):
# Arrange
# Act
result = pad_string(original, final_length=final_length)
# Assert
self.assertEqual(expected, result)
def test_pad_string(self, original, final_length, expected):
# Arrange
# Act
result = pad_string(original, final_length=final_length)
# Assert
assert result == expected
def test_pad_string(self):
# Arrange
test_string = "1234"
# Act
result = pad_string(test_string, 5)
# Assert
self.assertEqual(" 1234", result)