public void DiagonalMatrix_Change_Element_Expected_IndexAccessException_If_Value_Violates_Requirements_Insertion()
{
int[,] inputArray = { { 4, default(int), default(int) },
{ default(int), 2, default(int) },{ default(int), default(int), 2 } };
var matrix = new DiagonalSquareMatrix <int>(inputArray);
Assert.Throws <IndexAccessException>(() => matrix[1, 2] = 4);
}
public void DiagonalMatrix_Change_Element_Expected_IndexAccessException_If_IndexRow_Less_0()
{
int[,] inputArray = { { 4, default(int), default(int) },
{ default(int), 2, default(int) },{ default(int), default(int), 2 } };
var matrix = new DiagonalSquareMatrix <int>(inputArray);
Assert.Throws <ArgumentOutOfRangeException>(() => matrix[-1, 4] = 5);
}
/// <summary>
/// Add diagonal and simmetric matrix
/// </summary>
/// <typeparam name="T">type elements in matrix</typeparam>
/// <param name="first">first diagonal matrix</param>
/// <param name="second">second simmetric matrix</param>
/// <returns>result square matrix</returns>
private static SimmetricSquareMatrix <T> Add <T>(this DiagonalSquareMatrix <T> first, SimmetricSquareMatrix <T> second)
{
var resutMatrix = new SimmetricSquareMatrix <T>(first.Size);
for (int i = 0; i < first.Size; i++)
{
for (int j = 0; j < first.Size; j++)
{
resutMatrix[i, j] = (dynamic)first[i, j] + second[i, j];
}
}
return(resutMatrix);
}
public void DiagonalMatrix_Create_Instance_Valid_Input_Matrix_()
{
int[,] inputArray = { { 4, default(int), default(int) },
{ default(int), 2, default(int) },{ default(int), default(int), 2 } };
var matrix = new DiagonalSquareMatrix <int>(inputArray);
for (int i = 0; i < matrix.Size; i++)
{
for (int j = 0; j < matrix.Size; j++)
{
Assert.AreEqual(inputArray[i, j], matrix[i, j]);
}
}
}
public void DiagonalMatrix_Create_Instance_Using_Size()
{
var matrix = new DiagonalSquareMatrix <int>(5);
matrix[0, 0] = 5;
Assert.AreEqual(5, matrix[0, 0]);
for (int i = 0; i < matrix.Size; i++)
{
for (int j = 0; j < matrix.Size; j++)
{
if (i != j)
{
Assert.AreEqual(default(int), matrix[i, j]);
}
}
}
}
public void DiagonalSquareMatrix_Add_DiagonalSquareMatrix()
{
int[,] inputMatrixFirst = { { 4, default(int), default(int) },
{ default(int), 2, default(int) },{ default(int), default(int), 2 } };
BaseMatrix <int> firstMatrix = new DiagonalSquareMatrix <int>(inputMatrixFirst);
BaseMatrix <int> secondMatrix = new DiagonalSquareMatrix <int>(inputMatrixFirst);
var resultSumm = firstMatrix.Add(secondMatrix);
int[,] resultMatrix = { { 8, 0, 0 }, { 0, 4, 0 }, { 0, 0, 4 } };
var resultHelper = new DiagonalSquareMatrix <int>(resultMatrix);
var helper = new HelperForSumm <int>();
Assert.IsTrue(helper.IsEqual(resultHelper, resultSumm));
}
static void Main(string[] args)
{
var listener = new MatrixChangeListener();
var squareMatrix = new SquareMatrix <int>(5);
squareMatrix.MatrixChanged += listener.CheckChangeEventHandler;
squareMatrix[1, 1] = 5;
var simmetricSquareMatrix = new SimmetricSquareMatrix <int>(5);
simmetricSquareMatrix.MatrixChanged += listener.CheckChangeEventHandler;
simmetricSquareMatrix[1, 1] = 5;
var diagonalSquareMatrix = new DiagonalSquareMatrix <int>(5);
diagonalSquareMatrix.MatrixChanged += listener.CheckChangeEventHandler;
diagonalSquareMatrix[1, 1] = 5;
}
