public void Test4()
        {
            var grid = new BinaryGrid <string>();

            grid.Set(new IntVector(10, 10, 0), "a");

            Assert.AreEqual("a", grid.Get(new IntVector(10, 10, 0)));
        }
        public void Test7()
        {
            var grid = new BinaryGrid <string>();

            var result = grid.Set(new IntVector(-10, -10, 0), "a");

            Assert.AreEqual(new IntVector(-12, -12, 0), result.OffsetShift);
            Assert.AreEqual("a", grid.Get(new IntVector(-10, -10, 0)));
        }