def test_paper_is_valid_play(): assert rps2.is_valid_play('paper') is True
def test_rock_is_valid_play(): assert rps2.is_valid_play('rock') is True
def test_lizard_is_invalid_play(): assert rps2.is_valid_play('lizard') is False
def test_computer_play_is_valid(): for _ in range(5000): play = rps2.generate_computer_play() assert rps2.is_valid_play(play)
def test_scissors_is_valid_play(): assert rps2.is_valid_play('scissors') is True