mariadb/ft/tests/logcursor-timestamp.cc
2013-04-17 00:01:08 -04:00

104 lines
2.9 KiB
C++

/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
#ident "$Id$"
#ident "Copyright (c) 2007, 2008 Tokutek Inc. All rights reserved."
#include "test.h"
#include "includes.h"
static uint64_t now(void) {
struct timeval tv;
int r = gettimeofday(&tv, NULL);
assert(r == 0);
return tv.tv_sec * 1000000ULL + tv.tv_usec;
}
#define dname __SRCFILE__ ".dir"
#define rmrf "rm -rf " dname "/"
// log a couple of timestamp entries and verify the log by walking
// a cursor through the log entries
int
test_main (int argc, const char *argv[]) {
default_parse_args(argc, argv);
int r;
r = system(rmrf);
CKERR(r);
r = toku_os_mkdir(dname, S_IRWXU); assert(r==0);
TOKULOGGER logger;
LSN lsn = ZERO_LSN;
// log a couple of timestamp log entries
r = toku_logger_create(&logger);
assert(r == 0);
r = toku_logger_open(dname, logger);
assert(r == 0);
BYTESTRING bs0 = { .len = 5, .data = (char *) "hello" };
toku_log_comment(logger, &lsn, 0, now(), bs0);
sleep(11);
BYTESTRING bs1 = { .len = 5, .data = (char *) "world" };
toku_log_comment(logger, &lsn, 0, now(), bs1);
r = toku_logger_close(&logger);
assert(r == 0);
// verify the log forwards
TOKULOGCURSOR lc = NULL;
struct log_entry *le;
r = toku_logcursor_create(&lc, dname);
assert(r == 0 && lc != NULL);
r = toku_logcursor_next(lc, &le);
assert(r == 0 && le->cmd == LT_comment);
assert(le->u.comment.comment.len == 5 && memcmp(le->u.comment.comment.data, "hello", 5) == 0);
uint64_t t = le->u.comment.timestamp;
r = toku_logcursor_next(lc, &le);
assert(r == 0 && le->cmd == LT_comment);
assert(le->u.comment.comment.len == 5 && memcmp(le->u.comment.comment.data, "world", 5) == 0);
if (verbose)
printf("%" PRIu64 "\n", le->u.comment.timestamp - t);
assert(le->u.comment.timestamp - t >= 10*1000000);
r = toku_logcursor_next(lc, &le);
assert(r != 0);
r = toku_logcursor_destroy(&lc);
assert(r == 0 && lc == NULL);
// verify the log backwards
r = toku_logcursor_create(&lc, dname);
assert(r == 0 && lc != NULL);
r = toku_logcursor_prev(lc, &le);
assert(r == 0 && le->cmd == LT_comment);
assert(le->u.comment.comment.len == 5 && memcmp(le->u.comment.comment.data, "world", 5) == 0);
t = le->u.comment.timestamp;
r = toku_logcursor_prev(lc, &le);
assert(r == 0 && le->cmd == LT_comment);
assert(le->u.comment.comment.len == 5 && memcmp(le->u.comment.comment.data, "hello", 5) == 0);
if (verbose)
printf("%" PRIu64 "\n", t - le->u.comment.timestamp);
assert(t - le->u.comment.timestamp >= 10*1000000);
r = toku_logcursor_prev(lc, &le);
assert(r != 0);
r = toku_logcursor_destroy(&lc);
assert(r == 0 && lc == NULL);
r = system(rmrf);
CKERR(r);
return 0;
}