Max Lübke 9461ebd8f3 test: add new test case for diffusion module
Test case defines a 2D grid with closed boundaries and 1 constant cell
in the middle.

Every other cell is set to 0.

After each iteration the sum of all cells must be greater in comparison
to the previous state of field.
2022-08-16 15:24:08 +02:00
..