public static void ReplaceAt_Throws_Index_Out_of_Range_Exception_for_Coordinate_at_Out_of_Range_Index()
{
List <CartesianCoordinate> coordinates = new List <CartesianCoordinate>()
{
new CartesianCoordinate(0, 0),
new CartesianCoordinate(1, 2),
new CartesianCoordinate(3, 4),
new CartesianCoordinate(5, 6)
};
PointBoundary boundary = new PointBoundary(coordinates);
Assert.AreEqual(4, boundary.Count);
CartesianCoordinate newCoordinate = new CartesianCoordinate(7, 8);
Assert.Throws <IndexOutOfRangeException>(() => boundary.ReplaceAt(4, newCoordinate));
}
public static void ReplaceAt_Replaces_Coordinate_at_Specified_Index()
{
List <CartesianCoordinate> coordinates = new List <CartesianCoordinate>()
{
new CartesianCoordinate(0, 0),
new CartesianCoordinate(1, 2),
new CartesianCoordinate(3, 4),
new CartesianCoordinate(5, 6)
};
PointBoundary boundary = new PointBoundary(coordinates);
Assert.AreEqual(4, boundary.Count);
Assert.AreEqual(3, boundary[2].X);
Assert.AreEqual(4, boundary[2].Y);
CartesianCoordinate newCoordinate = new CartesianCoordinate(7, 8);
boundary.ReplaceAt(2, newCoordinate);
Assert.AreEqual(4, boundary.Count);
Assert.AreEqual(newCoordinate.X, boundary[2].X);
Assert.AreEqual(newCoordinate.Y, boundary[2].Y);
}
