void uncoupleTest() {
ups_key_t key = {};
ups_record_t rec = {};
RecnoType recno;
ups_cursor_t *cursor, *c2;
key.flags = UPS_KEY_USER_ALLOC;
key.data = &recno;
key.size = sizeof(recno);
REQUIRE(0 == ups_cursor_create(&cursor, db, 0, 0));
REQUIRE(0 == ups_cursor_create(&c2, db, 0, 0));
for (int i = 0; i < 5; i++) {
REQUIRE(0 == ups_cursor_insert(cursor, &key, &rec, 0));
REQUIRE(recno == (RecnoType)i + 1);
}
Page *page = btree_index()->root_page(context.get());
REQUIRE(page != 0);
context->changeset.clear(); // unlock pages
BtreeCursor::uncouple_all_cursors(context.get(), page, 0);
for (int i = 0; i < 5; i++) {
REQUIRE(0 == ups_cursor_move(c2, &key, &rec, UPS_CURSOR_NEXT));
REQUIRE(recno == (RecnoType)i + 1);
}
}
/** Moves the Cursor, and retrieves the key/record of the new position. */
void move(key *k, record *r, uint32_t flags = 0) {
ups_status_t st = ups_cursor_move(m_cursor, k ? k->get_handle() : 0,
r ? r->get_handle() : 0, flags);
if (st)
throw error(st);
}
