mongo_c_cursor_more

// Init
mongoc_init();

mongoc_client_t *client = mongoc_client_new("mongodb://localhost:27017");
mongoc_database_t *db = mongoc_client_get_database(client, "test");
mongoc_collection_t *coll = mongoc_database_get_collection(db, "cursor_test");

bson_t *empty = bson_new();

if (!mongoc_collection_remove(coll, MONGOC_REMOVE_NONE, empty, NULL, NULL)) {
  printf("Remove failed!\n");
}

// Insert test document to query later
bson_t *doc = BCON_NEW("_id", BCON_INT32(1), "user", BCON_UTF8("Test"));

if (!mongoc_collection_insert(coll, MONGOC_INSERT_NONE, doc, NULL, NULL)) {
  printf("Insert failed!\n");
}

// Query
mongoc_cursor_t *cursor = mongoc_collection_find(coll, MONGOC_QUERY_NONE, 0, -1, -1, empty, NULL, NULL);

const bson_t *next;
printf("Has More: %d\n", mongoc_cursor_more(cursor));
if (mongoc_cursor_next(cursor, &next)) {
  printf("%s\n", bson_as_json(next, NULL));
}
printf("Has More: %d\n", mongoc_cursor_more(cursor));
if (mongoc_cursor_next(cursor, &next)) {
  printf("%s\n", bson_as_json(next, NULL));
} else {
  printf("Next cursor failed\n");
}
printf("Has More: %d\n", mongoc_cursor_more(cursor));


mongoc_cursor_destroy(cursor);
mongoc_database_destroy(db);
mongoc_collection_destroy(coll);
mongoc_client_destroy(client);