/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
#ident "$Id$"
/*
COPYING CONDITIONS NOTICE:

  This program is free software; you can redistribute it and/or modify
  it under the terms of version 2 of the GNU General Public License as
  published by the Free Software Foundation, and provided that the
  following conditions are met:

      * Redistributions of source code must retain this COPYING
        CONDITIONS NOTICE, the COPYRIGHT NOTICE (below), the
        DISCLAIMER (below), the UNIVERSITY PATENT NOTICE (below), the
        PATENT MARKING NOTICE (below), and the PATENT RIGHTS
        GRANT (below).

      * Redistributions in binary form must reproduce this COPYING
        CONDITIONS NOTICE, the COPYRIGHT NOTICE (below), the
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        GRANT (below) in the documentation and/or other materials
        provided with the distribution.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  02110-1301, USA.

COPYRIGHT NOTICE:

  TokuDB, Tokutek Fractal Tree Indexing Library.
  Copyright (C) 2007-2013 Tokutek, Inc.

DISCLAIMER:

  This program is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  General Public License for more details.

UNIVERSITY PATENT NOTICE:

  The technology is licensed by the Massachusetts Institute of
  Technology, Rutgers State University of New Jersey, and the Research
  Foundation of State University of New York at Stony Brook under
  United States of America Serial No. 11/760379 and to the patents
  and/or patent applications resulting from it.

PATENT MARKING NOTICE:

  This software is covered by US Patent No. 8,185,551.

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  "THIS IMPLEMENTATION" means the copyrightable works distributed by
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  licensable by Tokutek, both currently or in the future; and that in
  the absence of this license would be infringed by THIS
  IMPLEMENTATION or by using or running THIS IMPLEMENTATION.

  "PATENT CHALLENGE" shall mean a challenge to the validity,
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*/

#ident "Copyright (c) 2007-2013 Tokutek Inc.  All rights reserved."
#ident "The technology is licensed by the Massachusetts Institute of Technology, Rutgers State University of New Jersey, and the Research Foundation of State University of New York at Stony Brook under United States of America Serial No. 11/760379 and to the patents and/or patent applications resulting from it."
// test txn commit after db close

#include "test.h"
#include <sys/stat.h>

DB_ENV *null_env = NULL;
DB *null_db = NULL;
DB_TXN *null_txn = NULL;
DBC *null_cursor = NULL;
int constant = 0;

static void root_fifo_verify(DB_ENV *env, int n) {
    if (verbose) printf("%s:%d %d\n", __FUNCTION__, __LINE__, n);
    int r;

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

    DB *db = null_db;
    r = db_create(&db, env, 0); assert(r == 0); assert(db != NULL);
    r = db->open(db, txn, "test.db", 0, DB_BTREE, DB_CREATE, S_IRWXU+S_IRWXG+S_IRWXO); 
    assert(r == 0);

    DBC *cursor = null_cursor;
    r = db->cursor(db, txn, &cursor, 0); assert(r == 0);
    int i;
    for (i = 0; ; i++) {
        DBT key, val;
        memset(&key, 0, sizeof key); memset(&val, 0, sizeof val);
        r = cursor->c_get(cursor, &key, &val, DB_NEXT);
        if (r != 0) break;
        int k;
        assert(key.size == sizeof k);
        memcpy(&k, key.data, key.size);
        assert((int)toku_ntohl(k) == i);
    }
    if (constant)
        assert(i==1);
    else 
        assert(i == n);

    r = cursor->c_close(cursor); assert(r == 0); cursor = null_cursor;
    
    r = txn->commit(txn, 0); assert(r == 0); txn = null_txn;

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

static void root_fifo_1(int n, int create_outside) {
    if (verbose) printf("%s:%d %d\n", __FUNCTION__, __LINE__, n);
    int r;

    // create the env
    toku_os_recursive_delete(TOKU_TEST_FILENAME);
    toku_os_mkdir(TOKU_TEST_FILENAME, S_IRWXU+S_IRWXG+S_IRWXO);

    DB_ENV *env = null_env;
    r = db_env_create(&env, 0); assert(r == 0); assert(env != NULL);
    r = env->open(env, 
                  TOKU_TEST_FILENAME, 
                  DB_INIT_MPOOL+DB_INIT_LOG+DB_INIT_LOCK+DB_INIT_TXN+DB_PRIVATE+DB_CREATE, 
                  S_IRWXU+S_IRWXG+S_IRWXO); 
    assert(r == 0);

    if (create_outside) {
        DB_TXN *txn_open = null_txn;
        r = env->txn_begin(env, null_txn, &txn_open, 0); assert(r == 0); assert(txn_open != NULL);
        DB *db_open = null_db;
        r = db_create(&db_open, env, 0); assert(r == 0); assert(db_open != NULL);
        r = db_open->open(db_open, txn_open, "test.db", 0, DB_BTREE, DB_CREATE|DB_EXCL, S_IRWXU+S_IRWXG+S_IRWXO); 
        assert(r == 0);
        r = db_open->close(db_open, 0); assert(r == 0); db_open = null_db;
        r = txn_open->commit(txn_open, 0); assert(r == 0); txn_open = null_txn;
    }
    DB_TXN *txn = null_txn;
    r = env->txn_begin(env, null_txn, &txn, 0); assert(r == 0); assert(txn != NULL);

    int i;
    for (i=0; i<n; i++) {
        if (verbose>1) {
            printf("%s-%s:%d   %d\n", __FILE__, __FUNCTION__, __LINE__, i);
        }
        DB *db = null_db;
        r = db_create(&db, env, 0); assert(r == 0); assert(db != NULL);

        r = db->open(db, txn, "test.db", 0, DB_BTREE, DB_CREATE, S_IRWXU+S_IRWXG+S_IRWXO); 
        assert(r == 0);

        DBT key, val;
        int k = toku_htonl(i);
        int v = i;
        if (constant) {
            k = v = 0;
        }
        r = db->put(db, txn, dbt_init(&key, &k, sizeof k), dbt_init(&val, &v, sizeof v), 0);
        assert(r == 0);

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

    r = txn->commit(txn, 0); assert(r == 0); txn = null_txn;

    // verify the db
    root_fifo_verify(env, n);

    // cleanup
    r = env->close(env, 0); assert(r == 0); env = null_env;
}

int test_main(int argc, char *const argv[]) {
    int i;
    int n = -1;

    // parse_args(argc, argv);
    for (i = 1; i < argc; i++) {
        if (strcmp(argv[i], "-v") == 0) {
            verbose++;
            continue;
        }
        if (strcmp(argv[i], "-n") == 0) {
            if (i+1 < argc)
                n = atoi(argv[++i]);
            continue;
        }
        if (strcmp(argv[i], "-q") == 0) {
            verbose--;
            if (verbose<0) verbose = 0;
            continue;
        }
        if (strcmp(argv[i], "-c") == 0) {
            constant = 1;
            continue;
        }
    }
              
    if (n >= 0) {
        root_fifo_1(n, 0);
        root_fifo_1(n, 1);
    }
    else 
        for (i=0; i<100; i++) {
            root_fifo_1(i, 0);
            root_fifo_1(i, 1);
        }
    return 0;
}

