static void fillIndex_assertions()

in src/apps/testapps/testPolygonToCellsExperimental.c [94:151]

• 48 lines of code
• 7 McCabe index (conditional complexity)

static void fillIndex_assertions(H3Index h) {
    if (isTransmeridianCell(h)) {
        // TODO: these do not work correctly
        return;
    }

    int currentRes = H3_EXPORT(getResolution)(h);
    // TODO: Not testing more than one depth because the assertions fail.
    for (int nextRes = currentRes; nextRes <= currentRes + 1; nextRes++) {
        CellBoundary bndry;
        H3_EXPORT(cellToBoundary)(h, &bndry);
        GeoPolygon polygon = {
            .geoloop = {.numVerts = bndry.numVerts, .verts = bndry.verts},
            .numHoles = 0,
            .holes = 0};

        int64_t polygonToCellsSize;
        t_assertSuccess(H3_EXPORT(maxPolygonToCellsSizeExperimental)(
            &polygon, nextRes, 0, &polygonToCellsSize));
        H3Index *polygonToCellsOut =
            calloc(polygonToCellsSize, sizeof(H3Index));
        t_assertSuccess(H3_EXPORT(polygonToCellsExperimental)(
            &polygon, nextRes, CONTAINMENT_CENTER, polygonToCellsSize,
            polygonToCellsOut));

        int64_t polygonToCellsCount =
            countNonNullIndexes(polygonToCellsOut, polygonToCellsSize);

        int64_t childrenSize;
        t_assertSuccess(
            H3_EXPORT(cellToChildrenSize)(h, nextRes, &childrenSize));
        H3Index *children = calloc(childrenSize, sizeof(H3Index));
        t_assertSuccess(H3_EXPORT(cellToChildren)(h, nextRes, children));

        int64_t cellToChildrenCount =
            countNonNullIndexes(children, childrenSize);

        t_assert(polygonToCellsCount == cellToChildrenCount,
                 "PolygonToCells count matches cellToChildren count");

        for (int i = 0; i < childrenSize; i++) {
            bool found = false;
            if (children[i] == H3_NULL) continue;
            for (int j = 0; j < polygonToCellsSize; j++) {
                if (polygonToCellsOut[j] == children[i]) {
                    found = true;
                    break;
                }
            }
            t_assert(
                found,
                "All indexes match between polygonToCells and cellToChildren");
        }

        free(polygonToCellsOut);
        free(children);
    }
}