public void GivenAMatrix_WhenTheArrayRepresentationIsRetrieved_ItShouldReturnTheFlattenedMatrix()
{
double[,] matrix = new double[4, 4];
matrix[0, 0] = 0;
matrix[0, 1] = 1;
matrix[0, 2] = 2;
matrix[0, 3] = 3;
matrix[1, 0] = 4;
matrix[1, 1] = 5;
matrix[1, 2] = 6;
matrix[1, 3] = 7;
matrix[2, 0] = 8;
matrix[2, 1] = 9;
matrix[2, 2] = 10;
matrix[2, 3] = 11;
matrix[3, 0] = 12;
matrix[3, 1] = 13;
matrix[3, 2] = 14;
matrix[3, 3] = 15;
double[] arrayRepresentation = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
TwoDimensionalMapper mapper = new TwoDimensionalMapper();
double[] result = mapper.GetArrayRepresentation(matrix);
Assert.IsTrue(Enumerable.SequenceEqual(result, arrayRepresentation));
}
public void GivenAnArray_WhenTheTwoDomensionalRepresentationIsRetrieved_ItShouldReturnTheTwoDimensioalArrayCorrectlyMapped()
{
double[,] matrix = new double[4, 4];
matrix[0, 0] = 0;
matrix[0, 1] = 1;
matrix[0, 2] = 2;
matrix[0, 3] = 3;
matrix[1, 0] = 4;
matrix[1, 1] = 5;
matrix[1, 2] = 6;
matrix[1, 3] = 7;
matrix[2, 0] = 8;
matrix[2, 1] = 9;
matrix[2, 2] = 10;
matrix[2, 3] = 11;
matrix[3, 0] = 12;
matrix[3, 1] = 13;
matrix[3, 2] = 14;
matrix[3, 3] = 15;
double[] arrayRepresentation = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
TwoDimensionalMapper mapper = new TwoDimensionalMapper();
double[,] result = mapper.GetTwoDimensionalRepresentation(arrayRepresentation, 4);
int totalMatches = 0;
for (int h = 0; h < 4; h++)
{
for (int w = 0; w < 4; w++)
{
if (result[h, w] == matrix[h, w])
{
totalMatches++;
}
}
}
Assert.AreEqual(16, totalMatches);
}
