public void Simple()
{
var matrixA = new Matrix(2, 2);
matrixA[0, 0] = 0;
matrixA[0, 1] = 1;
matrixA[1, 0] = 2;
matrixA[1, 1] = 0;
var matrixB = new Matrix(2, 2);
matrixB[0, 0] = 1;
matrixB[0, 1] = 0;
matrixB[1, 0] = 0;
matrixB[1, 1] = -1;
var decomposition = new LUDecomposition(matrixA);
var solveMatrix = decomposition.Solve(matrixB);
Assert.AreEqual(solveMatrix.Rows, 2);
Assert.AreEqual(solveMatrix.Columns, 2);
Assert.AreEqual(solveMatrix[0, 0], 0);
Assert.AreEqual(solveMatrix[0, 1], -0.5);
Assert.AreEqual(solveMatrix[1, 0], 1);
Assert.AreEqual(solveMatrix[1, 1], 0);
}
public void ExceptionDifferentRowCounts()
{
var matrixA = new Matrix(2, 2);
matrixA[0, 0] = 0;
matrixA[0, 1] = 1;
matrixA[1, 0] = 2;
matrixA[1, 1] = 0;
var matrixB = new Matrix(3, 2);
matrixB[0, 0] = 1;
matrixB[0, 1] = 0;
matrixB[1, 0] = 0;
matrixB[1, 1] = -1;
matrixB[2, 0] = 1;
matrixB[2, 1] = 3;
var decomposition = new LUDecomposition(matrixA);
var solveMatrix = decomposition.Solve(matrixB);
}