devtool_edge_t *edges = NULL;
size_t nedges = 0;
assert_after((edges = devtool_get_all_edges(mesh[1], edges, &nedges), nedges == 3), 15);
devtool_edge_t *edges = NULL;
size_t nedges = 0;
assert_after((edges = devtool_get_all_edges(mesh[1], edges, &nedges), nedges == 3), 15);