public void Iteration_ValidValues_ValidResult()
{
var matrix = new SymmetricMatix <int>(3, source);
int i = 0;
foreach (var item in matrix)
{
Assert.That(item, Is.EqualTo(matrixItems[i++]));
}
}
public void Iteration_ChengingMatrix_InvalidOperationException()
{
var matrix = new SymmetricMatix <int>(3, source);
Assert.Throws <InvalidOperationException>(() =>
{
foreach (var item in matrix)
{
matrix[0, 0] = 1;
}
});
}
public void Indexer_ValidValues_ValidResult()
{
var matrix = new SymmetricMatix <int>(3, source);
int k = 0;
for (int i = 0; i < 3; i++)
{
for (int j = 0; j < 3; j++)
{
Assert.That(matrix[i, j], Is.EqualTo(matrixItems[k++]));
}
}
}
public void SymmetricMatrixInsert_ValidIntFormat_ValidResult()
{
int[,] arr = new int[, ] {
{ 0, 1, 2 },
{ 1, 3, 4 },
{ 2, 4, 5 }
};
SymmetricMatix <int> sm = new SymmetricMatix <int>(3, arr);
sm.InsertElement(0, 2, 6);
Assert.AreEqual(arr[0, 2], 6);
Assert.AreEqual(arr[2, 0], 6);
}
public void AdditionOperator_SymmetricAndSquareMatrices_ValidResult()
{
var matrix1 = new SymmetricMatix <int>(3, source);
var matrix2 = new SquareMatrix <int>(3, matrixItems);
var result = matrix1 + matrix2;
var expectedResult = new int[] { 2, 4, 8, 4, 6, 10, 8, 10, 12 };
int i = 0;
foreach (var item in result)
{
Assert.That(item, Is.EqualTo(expectedResult[i++]));
}
Assert.That(result.GetType(), Is.EqualTo(typeof(SquareMatrix <int>)));
}
public void MatrixSummator_ValidIntFormat_ValidResult()
{
int[,] arr = new int[, ] {
{ 0, 1, 2 },
{ 1, 3, 4 },
{ 2, 4, 5 }
};
int[,] arr2 = new int[, ] {
{ 0, 0, 0 },
{ 0, 3, 0 },
{ 0, 0, 5 }
};
SymmetricMatix <int> sm = new SymmetricMatix <int>(3, arr);
DiagonalMatrix <int> dm = new DiagonalMatrix <int>(3, arr2);
var t = MatrixSummator.SumTwoMatrix(dm, sm);
Assert.AreEqual(t[1, 1], 6);
Assert.AreEqual(t[1, 2], 4);
}
