extra connection tests

    do {////////////////////////////////////////////////////////////////
        puts ("Test for connections (EXTRAS)");
        char *trail = "";
        PlayerMessage messages[] = {};
        GameView gv = newGameView (trail, messages);

        do {
            puts ("Checking Cologne rail connections");
            int size, *edges = connectedLocations (gv, &size,
                COLOGNE, PLAYER_LORD_GODALMING, 0, false, true, false);

            bool seen[NUM_MAP_LOCATIONS] = {false};
            for (int i = 0; i < size; i++)
                seen[edges[i]] = true;

            assert (size == 3);
            assert (seen[COLOGNE]);
            assert (seen[BRUSSELS]);
            assert (seen[FRANKFURT]);

            free (edges);
        } while (0);

        do {
            puts ("Checking Ionian Sea rail connections");
            int size, *edges = connectedLocations (gv, &size,
                IONIAN_SEA, PLAYER_LORD_GODALMING, 0,
                false, true, false);

            bool seen[NUM_MAP_LOCATIONS] = {false};
            for (int i = 0; i < size; i++)
                seen[edges[i]] = true;

            assert (size == 1);
            assert (edges[0] == IONIAN_SEA);

            free (edges);
        } while (0);

        do {
            puts ("Checking Madrid sea connections");
            int size, *edges = connectedLocations (gv, &size,
                MADRID, PLAYER_LORD_GODALMING, 0,
                false, false, true);

            assert (size == 1);
            assert (edges[0] == MADRID);

            free (edges);
        } while (0);

        do {
            puts ("Checking Cagliari sea connections");
            int size, *edges = connectedLocations (gv, &size,
                CAGLIARI, PLAYER_LORD_GODALMING, 0,
                false, false, true);

            assert (size == 1);
            assert (edges[0] == CAGLIARI);

            free (edges);
        } while (0);

        puts ("passed");
        disposeGameView (gv);
    } while (0);