public void check_tree_gen()
    {
        float          expected_error = 5;
        TreeGeneration checker        = new TreeGeneration();

        if (checker.counter > 5)
        {
            Debug.Log("Max value error");
        }
    }
    public void Testing_layer()
    {
        TreeGeneration treegen = new TreeGeneration();

        TerrainType[,] ter = new TerrainType[11, 11];

        if (treegen.terrain_type == "water")
        {
            Debug.Log("trees generated on water layer");
        }
    }
    public void Testing_maxvalue()
    {
        TreeGeneration treegen = new TreeGeneration();

        float max       = treegen.check_maxvalue;
        float treevalue = treegen.check_this_tree;

        if (max > treevalue)
        {
            Debug.Log("Tree generation max value bug");
            treegen.counter = treegen.counter + 1;
        }
    }