public void ExamplePart01()
{
var input = @"7,4,9,5,11,17,23,2,0,14,21,24,10,16,13,6,15,25,12,22,18,20,8,19,3,26,1
22 13 17 11 0
8 2 23 4 24
21 9 14 16 7
6 10 3 18 5
1 12 20 15 19
3 15 0 2 22
9 18 13 17 5
19 8 7 25 23
20 11 10 24 4
14 21 16 12 6
14 21 17 24 4
10 16 15 9 19
18 8 23 26 20
22 11 13 6 5
2 0 12 3 7";
var lines = input.Split("\n");
var caller = new BingoCaller(lines);
var x = caller.Play();
x.Item2.Score(x.Item1).Should().Be(4512);
}
public void BingoCallerReturnsCorrectString(int number, string expected)
{
var sut = new BingoCaller(new FakeRandom(number));
var actual = sut.GetNumber();
Assert.AreEqual(expected, actual);
}
public void Day04Part02()
{
var lines = System.IO.File.ReadAllLines("data/day04.txt");
var caller = new BingoCaller(lines);
var x = caller.Play();
x.Item2.Score(x.Item1).Should().Be(8468);
}
public void RandomNumberGeneratorReturnsEmptyStringWhenAllNumbersAreCalled()
{
var sut = new BingoCaller(new Random());
for (var i = 1; i <= 75; i++)
{
sut.GetNumber();
}
Assert.AreEqual("", sut.GetNumber());
}
public void RandomNumberGeneratorReturnsAllNumbersOnlyOnce()
{
var list = new List <string>();
var sut = new BingoCaller(new Random());
for (var i = 1; i <= 75; i++)
{
list.Add(sut.GetNumber());
}
Assert.AreEqual(list.Count, list.Distinct().Count());
}
public void EachNumberIsBetween1And75()
{
var caller = new BingoCaller(new Random());
for (var i = 1; i <= 75; i++)
{
var number = caller.GetNumber();
var n = Convert.ToInt32(number.Substring(1));
Assert.LessOrEqual(1, n);
Assert.GreaterOrEqual(75, n);
}
}
