Exemple #1
0
        public void Simplfy_Items_Null_ThrowsException()
        {
            IEnumerable <ICoordinate> items = default(IEnumerable <ICoordinate>);
            int multiple = 2;

            NthPointFilter.Simplify(items, multiple);
        }
Exemple #2
0
        public void Simplfy_MaximumDistance_Negative_ThrowsException()
        {
            List <ICoordinate> items = new List <ICoordinate>();

            items.Add(new Coordinate(0, 0.008));
            int multiple = -1;

            NthPointFilter.Simplify(items, multiple);
        }
Exemple #3
0
        public void Simplify_Valid_Assert()
        {
            List <ICoordinate> items = new List <ICoordinate>();

            for (int i = 0; i < 30; i++)
            {
                items.Add(new Coordinate(i, i));
            }

            List <ICoordinate> result = new List <ICoordinate>(NthPointFilter.Simplify(items, 4));

            // There are 29 items, the first and the last should be kept.
            // The remainder should all have a Latitude that is a multiple of 4 because that's how I seeded the data.
            Assert.IsTrue(result[0].Latitude.WithinTolerance(0));
            Assert.IsTrue(result[1].Latitude.WithinTolerance(4));
            Assert.IsTrue(result[2].Latitude.WithinTolerance(8));
            Assert.IsTrue(result[3].Latitude.WithinTolerance(12));
            Assert.IsTrue(result[4].Latitude.WithinTolerance(16));
            Assert.IsTrue(result[5].Latitude.WithinTolerance(20));
            Assert.IsTrue(result[6].Latitude.WithinTolerance(24));
            Assert.IsTrue(result[7].Latitude.WithinTolerance(28));
            Assert.IsTrue(result[8].Latitude.WithinTolerance(29));
        }