public void Contains()
{
IntPoint p = new IntPoint(3, 4);
Assert.IsTrue(p.Contains(new IntPoint(1, 1)));
Assert.IsTrue(p.Contains(new IntPoint(0, 0)));
Assert.IsTrue(p.Contains(new IntPoint(2, 3)));
Assert.IsTrue(p.Contains(new IntPoint(0, 3)));
Assert.IsTrue(p.Contains(new IntPoint(2, 0)));
Assert.IsFalse(p.Contains(new IntPoint(-1, 1)));
Assert.IsFalse(p.Contains(new IntPoint(1, -1)));
Assert.IsFalse(p.Contains(new IntPoint(-2, -3)));
Assert.IsFalse(p.Contains(new IntPoint(1, 4)));
Assert.IsFalse(p.Contains(new IntPoint(3, 1)));
Assert.IsFalse(p.Contains(new IntPoint(1, 7)));
Assert.IsFalse(p.Contains(new IntPoint(5, 1)));
Assert.IsFalse(p.Contains(new IntPoint(8, 9)));
}
