Function count_by_label

tests/test_incremental.c:188–194

}

static int count_by_label(const char *label) {
    char *resp =
        call_tool("search_graph", "{\"project\":\"%s\",\"label\":\"%s\"}", g_project, label);
    int total = count_in_response(resp, "total");
    free(resp);
    return total;
}

/* ── Setup / Teardown ─────────────────────────────────────────────── */