Matrix.as

struct FTMatrix
{
	private TArray<bool> Storage;

	private int N;
	private int M;

	FTMatrix(int N, int M)
	{
		this.N = N;
		this.M = M;

		Storage.SetNum(N * M);
	}

	bool& opIndex(int i, int j)
	{
		const int Index = (i * N) + j;
		ensure(Storage.IsValidIndex(Index));

		return Storage[Index];
	}

	const bool& opIndex(int i, int j) const
	{
		const int Index = (i * N) + j;
		ensure(Storage.IsValidIndex(Index));

		return Storage[Index];
	}

	int Size() const
	{
		return N * M;
	}
};

void Test_InitializeMatrix(FUnitTest& T)
{
	FTMatrix Matrix(10, 10);
	T.AssertEquals(Matrix.Size(), 100);
}

void Test_IndexMatrix(FUnitTest& T)
{
	FTMatrix Matrix(10, 10);
	T.AssertEquals(Matrix[1, 2], false);

	Matrix[1, 2] = true;
	T.AssertEquals(Matrix[1, 2], true);
}