public void FloorTest() { //check Floor(double a) Assert.AreEqual(5, OwnMath.floor(5.3)); Assert.AreEqual(-5, OwnMath.floor(-4.4)); Assert.AreEqual(0, OwnMath.floor(0.25)); Assert.IsInstanceOfType(OwnMath.floor(0.25), typeof(double)); //check FloorInt(double a) Assert.AreEqual(5, OwnMath.floorInt(5.3)); Assert.AreEqual(-5, OwnMath.floorInt(-4.4)); Assert.AreEqual(0, OwnMath.floorInt(0.25)); Assert.IsInstanceOfType(OwnMath.floorInt(0.25), typeof(int)); }