public void Rotate2x2MatrixTest()
{
int[,] matrix = new int[2, 2]
{
{ 1, 2 },
{ 3, 4 }
};
ArrayProgram.RotateMatrix(matrix);
CollectionAssert.AreEqual(new int[2, 2] {
{ 3, 1 }, { 4, 2 }
}, matrix);
}
public void Rotate3x3MatrixTest()
{
int[,] matrix = new int[3, 3]
{
{ 1, 2, 3 },
{ 4, 5, 6 },
{ 7, 8, 9 }
};
ArrayProgram.RotateMatrix(matrix);
CollectionAssert.AreEqual(new int[3, 3] {
{ 7, 4, 1 }, { 8, 5, 2 }, { 9, 6, 3 }
}, matrix);
}
public void Rotate4x4MatrixTest()
{
int[,] matrix = new int[4, 4]
{
{ 5, 1, 9, 11 },
{ 2, 4, 8, 10 },
{ 13, 3, 6, 7 },
{ 15, 14, 12, 16 }
};
int[,] result = new int[4, 4]
{
{ 15, 13, 2, 5 },
{ 14, 3, 4, 1 },
{ 12, 6, 8, 9 },
{ 16, 7, 10, 11 }
};
ArrayProgram.RotateMatrix(matrix);
CollectionAssert.AreEqual(result, matrix);
}