TESTING integer (hexadecimal) formatting. Target: unsigned int
pass:
SUCCESS: ff: 255
SUCCESS: beef: 48879
SUCCESS: 123: 291
SUCCESS: 0100: 256
SUCCESS: 100: 256
fail:
FAILURE: 0z: unsigned integer (hexadecimal format)
FAILURE: 123g: unsigned integer (hexadecimal format)
FAILURE: 0100g: unsigned integer (hexadecimal format)
FAILURE: 100.: unsigned integer (hexadecimal format)
