red, new test not passed,need to modify the implementation.
implement the getOneGuessResult to pass the test.
green, new test passed.
green, first guess complete, output the current guess result.
first~fifth guess is not success, the fixth guess output the first five result and the fixth result.
seven guess test failed.
modify the implementation to pass the seven times guess.
green, first guess success passed the test.
red, new test failed, first guess success but allow second guess.
add condition to judge is or not success.
green, sixth guess success, don't allow seventh guess.
green, success get four random 0~9 int.
red, all number aren't different, have same numbers.
green, generate four different random 0~9 numbers.
integration of all functions test.