public void ShouldNotAllowIfXIsOutOfCanvas()
{
string[,] canvas = new string[5, 5];
BucketFill bucket = new BucketFill(6, 3);
Assert.IsFalse(bucket.IsValid(canvas));
}
public void ShouldNotAllowIfYIsOutOfCanvas()
{
var canvas = new string[5, 5];
BucketFill bucket = new BucketFill(1, 10);
Assert.IsFalse(bucket.IsValid(canvas));
}
public void ShouldDrawABucket()
{
var canvas = new string[5, 5];
BucketFill bucket = new BucketFill(1, 1);
Assert.IsTrue(bucket.IsValid(canvas));
var drawnCanvas = bucket.DrawToCanvas(canvas);
Assert.IsNotNull(drawnCanvas);
Assert.AreEqual("o", drawnCanvas.GetValue(1, 1));
Assert.AreEqual("o", drawnCanvas.GetValue(1, 2));
Assert.AreEqual("o", drawnCanvas.GetValue(1, 3));
Assert.AreEqual("o", drawnCanvas.GetValue(1, 4));
Assert.AreEqual("o", drawnCanvas.GetValue(2, 1));
Assert.AreEqual("o", drawnCanvas.GetValue(2, 2));
Assert.AreEqual("o", drawnCanvas.GetValue(2, 3));
Assert.AreEqual("o", drawnCanvas.GetValue(2, 4));
Assert.AreEqual("o", drawnCanvas.GetValue(3, 1));
Assert.AreEqual("o", drawnCanvas.GetValue(3, 2));
Assert.AreEqual("o", drawnCanvas.GetValue(3, 3));
Assert.AreEqual("o", drawnCanvas.GetValue(3, 4));
Assert.AreEqual("o", drawnCanvas.GetValue(4, 1));
Assert.AreEqual("o", drawnCanvas.GetValue(4, 2));
Assert.AreEqual("o", drawnCanvas.GetValue(4, 3));
Assert.AreEqual("o", drawnCanvas.GetValue(4, 4));
}