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143 lines
4.2 KiB
C++
143 lines
4.2 KiB
C++
/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
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// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
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#ident "$Id$"
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/*======
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This file is part of PerconaFT.
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Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
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PerconaFT is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2,
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as published by the Free Software Foundation.
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PerconaFT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
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----------------------------------------
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PerconaFT is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License, version 3,
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as published by the Free Software Foundation.
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PerconaFT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
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======= */
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#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
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#include "logger/logcursor.h"
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#include "test.h"
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const int N = 2;
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int
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test_main (int argc, const char *argv[]) {
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default_parse_args(argc, argv);
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int r;
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toku_os_recursive_delete(TOKU_TEST_FILENAME);
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r = toku_os_mkdir(TOKU_TEST_FILENAME, S_IRWXU); assert(r==0);
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TOKULOGGER logger;
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LSN lsn = ZERO_LSN;
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int helloseq = 0;
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// create N empty log files
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for (int i=0; i<N; i++) {
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r = toku_logger_create(&logger);
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assert(r == 0);
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r = toku_logger_open(TOKU_TEST_FILENAME, logger);
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assert(r == 0);
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r = toku_logger_close(&logger);
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assert(r == 0);
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}
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// create N log files with a hello message
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for (int i=0; i<N; i++) {
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r = toku_logger_create(&logger);
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assert(r == 0);
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r = toku_logger_open(TOKU_TEST_FILENAME, logger);
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assert(r == 0);
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char str[32];
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sprintf(str, "hello%d", helloseq++);
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BYTESTRING bs0 = { .len = (uint32_t) strlen(str), .data = str };
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toku_log_comment(logger, &lsn, 0, 0, bs0);
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r = toku_logger_close(&logger);
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assert(r == 0);
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}
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// create N empty log files
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for (int i=0; i<N; i++) {
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r = toku_logger_create(&logger);
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assert(r == 0);
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r = toku_logger_open(TOKU_TEST_FILENAME, logger);
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assert(r == 0);
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r = toku_logger_close(&logger);
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assert(r == 0);
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}
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// verify the log forwards
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TOKULOGCURSOR lc = NULL;
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struct log_entry *le;
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r = toku_logcursor_create(&lc, TOKU_TEST_FILENAME);
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assert(r == 0 && lc != NULL);
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helloseq = 0;
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for (int i=0; i<N; i++) {
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r = toku_logcursor_next(lc, &le);
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assert(r == 0 && le->cmd == LT_comment);
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char expect[32];
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sprintf(expect, "hello%d", helloseq++);
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assert(le->u.comment.comment.len == strlen(expect) && memcmp(le->u.comment.comment.data, expect, le->u.comment.comment.len) == 0);
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}
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r = toku_logcursor_next(lc, &le);
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assert(r != 0);
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r = toku_logcursor_destroy(&lc);
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assert(r == 0 && lc == NULL);
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// verify the log backwards
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r = toku_logcursor_create(&lc, TOKU_TEST_FILENAME);
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assert(r == 0 && lc != NULL);
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helloseq = N;
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for (int i=0; i<N; i++) {
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r = toku_logcursor_prev(lc, &le);
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assert(r == 0 && le->cmd == LT_comment);
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char expect[32];
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sprintf(expect, "hello%d", --helloseq);
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assert(le->u.comment.comment.len == strlen(expect) && memcmp(le->u.comment.comment.data, expect, le->u.comment.comment.len) == 0);
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}
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r = toku_logcursor_prev(lc, &le);
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assert(r != 0);
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r = toku_logcursor_destroy(&lc);
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assert(r == 0 && lc == NULL);
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toku_os_recursive_delete(TOKU_TEST_FILENAME);
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return 0;
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}
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