/* -*- mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */ // vim: expandtab:ts=8:sw=4:softtabstop=4: // Test that isolation works right for subtransactions. // In particular, check to see what happens if a subtransaction has different isolation level from its parent. #include "test.h" const int envflags = DB_INIT_MPOOL|DB_CREATE|DB_THREAD |DB_INIT_LOCK|DB_INIT_LOG|DB_INIT_TXN|DB_PRIVATE; int test_main (int argc, char * const argv[]) { parse_args(argc, argv); int r; r = system("rm -rf " ENVDIR); CKERR(r); toku_os_mkdir(ENVDIR, S_IRWXU+S_IRWXG+S_IRWXO); DB_ENV *env; r = db_env_create(&env, 0); CKERR(r); env->set_errfile(env, stderr); r = env->open(env, ENVDIR, envflags, S_IRWXU+S_IRWXG+S_IRWXO); CKERR(r); DB *db; DB_TXN* txna = NULL; DB_TXN* txnb = NULL; DB_TXN* txnc = NULL; DBC* c; r = env->txn_begin(env, NULL, &txna, 0); CKERR(r); r = db_create(&db, env, 0); CKERR(r); r = db->open(db, txna, "foo.db", NULL, DB_BTREE, DB_CREATE, 0666); CKERR(r); DBT key,val; r = db->put(db, txna, dbt_init(&key, "a", 4), dbt_init(&val, "a", 4), 0); CKERR(r); r = env->txn_begin(env, NULL, &txnb, DB_TXN_SNAPSHOT); CKERR(r); r = env->txn_begin(env, NULL, &txnc, DB_READ_COMMITTED); CKERR(r); r = db->cursor(db, txna, &c, 0); CKERR(r); r = c->c_close(c); CKERR(r); c = NULL; r = txna->commit(txna, 0); CKERR(r); r = db->cursor(db, txnb, &c, 0); assert(r == TOKUDB_MVCC_DICTIONARY_TOO_NEW); r = db->cursor(db, txnc, &c, 0); assert(r == TOKUDB_MVCC_DICTIONARY_TOO_NEW); r = txnb->commit(txnb, 0); CKERR(r); r = txnc->commit(txnc, 0); CKERR(r); r = db->close(db, 0); CKERR(r); r = env->close(env, 0); CKERR(r); return 0; }