public void Test_1s() { Assert.True(YatzyGame.Ones(1, 2, 3, 4, 5) == 1); Assert.Equal(2, YatzyGame.Ones(1, 2, 1, 4, 5)); Assert.Equal(0, YatzyGame.Ones(6, 2, 2, 4, 5)); Assert.Equal(4, YatzyGame.Ones(1, 2, 1, 1, 1)); }