public void LevelShouldBeInOriginalStateIfLurdFailed()
{
const string input = @"#####
#---#
#---#
#@--#
#####";
var level = new LevelCreator().Create(input);
var lurded = new Lurd("lurd").TryOn(level);
Assert.IsFalse(lurded);
Assert.AreEqual(input, level.ToString());
lurded = new Lurd("rrdd").TryOn(level);
Assert.IsFalse(lurded);
Assert.AreEqual(input, level.ToString());
}
public void BasicTest()
{
const string input = @"#####
#---#
#---#
#@--#
#####";
const string output = @"#####
#---#
#@--#
#---#
#####";
var level = new LevelCreator().Create(input);
var lurded = new Lurd("rruulld").TryOn(level);
Assert.IsTrue(lurded);
Assert.AreEqual(output, level.ToString());
}
public void LurdTest()
{
const string input = @"
#####
#---#
#---#
#@--#
#####";
foreach (var lurd in Lurd.All(8))
{
var level = new LevelCreator().Create(input);
var lurded = lurd.TryOn(level);
if (lurded)
{
Assert.AreEqual(lurd.ToString(), level.GetLurd());
}
}
}
public void LurdFTest()
{
//mx == 0
Assert.AreEqual('l', Lurd.F(0, 0, 0));
Assert.AreEqual('u', Lurd.F(0, 1, 0));
Assert.AreEqual('r', Lurd.F(0, 2, 0));
Assert.AreEqual('d', Lurd.F(0, 3, 0));
//mx == 1
Assert.AreEqual('l', Lurd.F(0, 0, 1));
Assert.AreEqual('l', Lurd.F(0, 1, 1));
Assert.AreEqual('l', Lurd.F(0, 2, 1));
Assert.AreEqual('l', Lurd.F(0, 3, 1));
Assert.AreEqual('l', Lurd.F(1, 0, 1));
Assert.AreEqual('u', Lurd.F(1, 1, 1));
Assert.AreEqual('r', Lurd.F(1, 2, 1));
Assert.AreEqual('d', Lurd.F(1, 3, 1));
//mx == 2
Assert.AreEqual('l', Lurd.F(0, 0, 2));
Assert.AreEqual('l', Lurd.F(0, 1, 2));
Assert.AreEqual('l', Lurd.F(0, 2, 2));
Assert.AreEqual('l', Lurd.F(0, 3, 2));
Assert.AreEqual('l', Lurd.F(1, 0, 2));
Assert.AreEqual('l', Lurd.F(1, 1, 2));
Assert.AreEqual('l', Lurd.F(1, 2, 2));
Assert.AreEqual('l', Lurd.F(1, 3, 2));
Assert.AreEqual('l', Lurd.F(2, 0, 2));
Assert.AreEqual('u', Lurd.F(2, 1, 2));
Assert.AreEqual('r', Lurd.F(2, 2, 2));
Assert.AreEqual('d', Lurd.F(2, 3, 2));
Assert.AreEqual(4, Lurd.All(1).Select(lurd => lurd.ToString()).Distinct().Count());
Assert.AreEqual(16, Lurd.All(2).Select(lurd => lurd.ToString()).Distinct().Count());
Assert.AreEqual(64, Lurd.All(3).Select(lurd => lurd.ToString()).Distinct().Count());
}
