namespace AdventOfCode.Test;

public sealed class Day4Test
{
    [Fact]
    public void Part1()
    {
        const string Input = "MMMSXXMASM\nMSAMXMSMSA\nAMXSXMAAMM\nMSAMASMSMX\nXMASAMXAMM\nXXAMMXXAMA\nSMSMSASXSS\nSAXAMASAAA\nMAMMMXMMMM\nMXMXAXMASX";
        const int Expected = 18;
        var day4 = new Day4();

        var result = day4.Part1(Input);

        Assert.Equal(Expected, result);
    }
    
    [Fact]
    public void Part2()
    {
        const string Input = ".M.S......\n..A..MSMS.\n.M.S.MAA..\n..A.ASMSM.\n.M.S.M....\n..........\nS.S.S.S.S.\n.A.A.A.A..\nM.M.M.M.M.\n..........";
        const int Expected = 9;
        var day4 = new Day4();

        var result = day4.Part2(Input);

        Assert.Equal(Expected, result);
    }
}