public void FourLineInstruction_IsCorrect()
{
var instructions = new[] { "ULL", "RRDDD", "LURDL", "UUUUD" };
var keypad = new NineButtonSquareKeypadBuilder().Build("5");
var sut = new BathroomCodeFinder();
var code = sut.Code(keypad, () => instructions);
Assert.Equal("1985", code);
}
public void OneKey_IsCorrect()
{
var keypad = new NineButtonSquareKeypadBuilder().Build("1");
keypad.Reset("1");
Assert.Equal("1", keypad.Left().Current());
keypad.Reset("1");
Assert.Equal("1", keypad.Up().Current());
keypad.Reset("1");
Assert.Equal("2", keypad.Right().Current());
keypad.Reset("1");
Assert.Equal("4", keypad.Down().Current());
}