<commit_before><commit_msg>addresses #1093 test exposing problem<commit_after>#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/stat.h>
#include <db.h>
#include "test.h"

void test_txn_abort() {

    system("rm -rf " ENVDIR);
    mkdir(ENVDIR, 0777);

    int r;
    int i;
    DB_ENV *env;
    DBT key, val;
    DB_TXN* txn_all = NULL;
    DB_TXN* txn_stmt = NULL;
    DB_TXN* txn_sp = NULL;
    r = db_env_create(&env, 0); assert(r == 0);
    r = env->set_data_dir(env, ENVDIR);
    r = env->set_lg_dir(env, ENVDIR);
    r = env->open(env, 0, DB_INIT_MPOOL + DB_INIT_LOG + DB_INIT_LOCK + DB_INIT_TXN + DB_PRIVATE + DB_CREATE, 0777); 
    if (r != 0) printf("%s:%d:%d:%s\n", __FILE__, __LINE__, r, db_strerror(r));
    assert(r == 0);

    DB_TXN *txn = 0;
    r = env->txn_begin(env, 0, &txn, 0); assert(r == 0);

    DB *db;
    r = db_create(&db, env, 0); assert(r == 0);
    r = db->open(db, txn, "test.db", 0, DB_BTREE, DB_CREATE, 0777); assert(r == 0);
    r = txn->commit(txn, 0); assert(r == 0);


    r = env->txn_begin(env, 0, &txn_all, 0); assert(r == 0);

    r = env->txn_begin(env, txn_all, &txn_stmt, 0); assert(r == 0);
    i = 1;
    r = db->put(db, txn_stmt, dbt_init(&key, &i, sizeof i), dbt_init(&val, &i, sizeof i), 0); 
    if (r != 0) printf("%s:%d:%d:%s\n", __FILE__, __LINE__, r, db_strerror(r));
    assert(r == 0);
    r = txn_stmt->commit(txn_stmt,DB_TXN_NOSYNC); 
    txn_stmt = NULL;
    
    r = env->txn_begin(env, txn_all, &txn_sp, 0); assert(r == 0);
    
    r = env->txn_begin(env, txn_sp, &txn_stmt, 0); assert(r == 0);
    i = 2;
    r = db->put(db, txn_stmt, dbt_init(&key, &i, sizeof i), dbt_init(&val, &i, sizeof i), 0); 
    if (r != 0) printf("%s:%d:%d:%s\n", __FILE__, __LINE__, r, db_strerror(r));
    assert(r == 0);
    r = txn_stmt->commit(txn_stmt,DB_TXN_NOSYNC); 
    txn_stmt = NULL;


    r = txn_all->abort(txn_all);
    if (r != 0) printf("%s:%d:abort:%d\n", __FILE__, __LINE__, r);
    assert (r==0);


    /* walk the db, should be empty */
    r = env->txn_begin(env, 0, &txn, 0); assert(r == 0);
    DBC *cursor;
    r = db->cursor(db, txn, &cursor, 0); assert(r == 0);
    memset(&key, 0, sizeof key);
    memset(&val, 0, sizeof val);
    r = cursor->c_get(cursor, &key, &val, DB_FIRST); 
    if (r == 0) printf("%s:%d:%d:%s\n", __FILE__, __LINE__, r, db_strerror(r));
    assert(r == DB_NOTFOUND);
    r = cursor->c_close(cursor); assert(r == 0);
    r = txn->commit(txn, 0);

    r = db->close(db, 0); assert(r == 0);
    r = env->close(env, 0); assert(r == 0);
}

int main(int argc, char *argv[]) {
    int i;
    for (i = 1; i < argc; i++) {
        char *arg = argv[i];
        if (strcmp(arg, "-v") == 0 || strcmp(arg, "--verbose") == 0) {
            verbose++;
            continue;
        }
    }
    test_txn_abort();
    return 0;
}
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{'dir': 'git-commits-cleaned', 'id': '7039709', 'n_tokens_mistral': 1316, 'n_tokens_neox': 1233, 'n_words': 294}