public void SetUpdatesMatrixEntry(int i, int j, double newValue)
{
Double[,] dblArray = new Double[,] {
{0, 0, 0},
{0, 0, 0},
{0, 0, 0},
};
var symmMatrix = new SymmetricMatrix<Double>(Guid.NewGuid(), dblArray);
symmMatrix.SetEdge(i, j, newValue);
Assert.Equal(newValue, symmMatrix[i, j]);
}
public void IsBinaryReturnsTrueAndFalseForInt32Matrix()
{
Int32[,] dblArray = new Int32[,] {
{0, 0, 1, 0},
{1, 1, 0, 0},
{0, 0, 0, 0},
{1, 0, 0, 1}
};
var symmMatrix = new SymmetricMatrix<Int32>(Guid.NewGuid(), dblArray);
Assert.True(symmMatrix.IsBinary);
symmMatrix.SetEdge(2, 2, 3);
Assert.False(symmMatrix.IsBinary);
}
public void SetEdgeThrowsExceptionIfIndexIsOutOfRange()
{
Int32[,] dblArray = new Int32[,] {
{1, 2, 3},
{2, 1, 2},
{3, 2, 1}
};
var symmMatrix = new SymmetricMatrix<Int32>(Guid.NewGuid(), dblArray);
Assert.Throws<IndexOutOfRangeException>(()
=> symmMatrix.SetEdge(4, 0, 3));
Assert.Throws<IndexOutOfRangeException>(()
=> symmMatrix.SetEdge(1, -1, -10));
}
public void IsBinaryReturnsTrueAndFalseForDoubleMatrix()
{
Double[,] dblArray = new Double[,] {
{0, 0, 1, 0},
{1, 1, 0, 0},
{0, 0, 0, 0},
{1, 0, 0, 1}
};
var symmMatrix = new SymmetricMatrix<Double>(Guid.NewGuid(), dblArray);
Assert.True(symmMatrix.IsBinary);
symmMatrix.SetEdge(2, 2, 1.444);
Assert.False(symmMatrix.IsBinary);
}