mariadb/ft/tests/ft-test-cursor.cc
Leif Walsh 9f99932a76 refs #6566 fix typo in license text
git-svn-id: file:///svn/toku/tokudb@55577 c7de825b-a66e-492c-adef-691d508d4ae1
2013-04-17 00:01:36 -04:00

967 lines
26 KiB
C++

/* -*- 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
DISCLAIMER (below), the UNIVERSITY PATENT NOTICE (below), the
PATENT MARKING NOTICE (below), and the PATENT RIGHTS
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.
PATENT RIGHTS GRANT:
"THIS IMPLEMENTATION" means the copyrightable works distributed by
Tokutek as part of the Fractal Tree project.
"PATENT CLAIMS" means the claims of patents that are owned or
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,
patentability, enforceability and/or non-infringement of any of the
PATENT CLAIMS or otherwise opposing any of the PATENT CLAIMS.
Tokutek hereby grants to you, for the term and geographical scope of
the PATENT CLAIMS, a non-exclusive, no-charge, royalty-free,
irrevocable (except as stated in this section) patent license to
make, have made, use, offer to sell, sell, import, transfer, and
otherwise run, modify, and propagate the contents of THIS
IMPLEMENTATION, where such license applies only to the PATENT
CLAIMS. This grant does not include claims that would be infringed
only as a consequence of further modifications of THIS
IMPLEMENTATION. If you or your agent or licensee institute or order
or agree to the institution of patent litigation against any entity
(including a cross-claim or counterclaim in a lawsuit) alleging that
THIS IMPLEMENTATION constitutes direct or contributory patent
infringement, or inducement of patent infringement, then any rights
granted to you under this License shall terminate as of the date
such litigation is filed. If you or your agent or exclusive
licensee institute or order or agree to the institution of a PATENT
CHALLENGE, then Tokutek may terminate any rights granted to you
under this License.
*/
#ident "Copyright (c) 2007, 2008 Tokutek Inc. All rights reserved."
#include "test.h"
static const char *fname = TOKU_TEST_FILENAME;
static TOKUTXN const null_txn = 0;
static DB * const null_db = 0;
static int test_cursor_debug = 0;
static int test_ft_cursor_keycompare(DB *desc __attribute__((unused)), const DBT *a, const DBT *b) {
return toku_keycompare(a->data, a->size, b->data, b->size);
}
static void assert_cursor_notfound(FT_HANDLE brt, int position) {
FT_CURSOR cursor=0;
int r;
r = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(r==0);
struct check_pair pair = {0,0,0,0,0};
r = toku_ft_cursor_get(cursor, NULL, lookup_checkf, &pair, position);
assert(r == DB_NOTFOUND);
assert(pair.call_count==0);
toku_ft_cursor_close(cursor);
}
static void assert_cursor_value(FT_HANDLE brt, int position, long long value) {
FT_CURSOR cursor=0;
int r;
r = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(r==0);
if (test_cursor_debug && verbose) printf("key: ");
struct check_pair pair = {len_ignore, 0, sizeof(value), &value, 0};
r = toku_ft_cursor_get(cursor, NULL, lookup_checkf, &pair, position);
assert(r == 0);
assert(pair.call_count==1);
toku_ft_cursor_close(cursor);
}
static void assert_cursor_first_last(FT_HANDLE brt, long long firstv, long long lastv) {
FT_CURSOR cursor=0;
int r;
r = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(r==0);
if (test_cursor_debug && verbose) printf("first key: ");
{
struct check_pair pair = {len_ignore, 0, sizeof(firstv), &firstv, 0};
r = toku_ft_cursor_get(cursor, NULL, lookup_checkf, &pair, DB_FIRST);
assert(r == 0);
assert(pair.call_count==1);
}
if (test_cursor_debug && verbose) printf("last key:");
{
struct check_pair pair = {len_ignore, 0, sizeof(lastv), &lastv, 0};
r = toku_ft_cursor_get(cursor, NULL, lookup_checkf, &pair, DB_LAST);
assert(r == 0);
assert(pair.call_count==1);
}
if (test_cursor_debug && verbose) printf("\n");
toku_ft_cursor_close(cursor);
}
static void test_ft_cursor_first(int n) {
CACHETABLE ct;
FT_HANDLE brt;
int r;
int i;
if (verbose) printf("test_ft_cursor_first:%d\n", n);
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
/* insert a bunch of kv pairs */
for (i=0; i<n; i++) {
char key[8]; long long v;
DBT kbt, vbt;
snprintf(key, sizeof key, "%4.4d", i);
toku_fill_dbt(&kbt, key, strlen(key)+1);
v = i;
toku_fill_dbt(&vbt, &v, sizeof v);
toku_ft_insert(brt, &kbt, &vbt, 0);
}
if (n == 0)
assert_cursor_notfound(brt, DB_FIRST);
else
assert_cursor_value(brt, DB_FIRST, 0);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void test_ft_cursor_last(int n) {
CACHETABLE ct;
FT_HANDLE brt;
int r;
int i;
if (verbose) printf("test_ft_cursor_last:%d\n", n);
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
/* insert keys 0, 1, .. (n-1) */
for (i=0; i<n; i++) {
char key[8]; long long v;
DBT kbt, vbt;
snprintf(key, sizeof key, "%4.4d", i);
toku_fill_dbt(&kbt, key, strlen(key)+1);
v = i;
toku_fill_dbt(&vbt, &v, sizeof v);
toku_ft_insert(brt, &kbt, &vbt, 0);
assert(r==0);
}
if (n == 0)
assert_cursor_notfound(brt, DB_LAST);
else
assert_cursor_value(brt, DB_LAST, n-1);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void test_ft_cursor_first_last(int n) {
CACHETABLE ct;
FT_HANDLE brt;
int r;
int i;
if (verbose) printf("test_ft_cursor_first_last:%d\n", n);
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
/* insert a bunch of kv pairs */
for (i=0; i<n; i++) {
char key[8]; long long v;
DBT kbt, vbt;
snprintf(key, sizeof key, "%4.4d", i);
toku_fill_dbt(&kbt, key, strlen(key)+1);
v = i;
toku_fill_dbt(&vbt, &v, sizeof v);
toku_ft_insert(brt, &kbt, &vbt, 0);
}
if (n == 0) {
assert_cursor_notfound(brt, DB_FIRST);
assert_cursor_notfound(brt, DB_LAST);
} else
assert_cursor_first_last(brt, 0, n-1);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void test_ft_cursor_rfirst(int n) {
CACHETABLE ct;
FT_HANDLE brt;
int r;
int i;
if (verbose) printf("test_ft_cursor_rfirst:%d\n", n);
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
/* insert keys n-1, n-2, ... , 0 */
for (i=n-1; i>=0; i--) {
char key[8]; long long v;
DBT kbt, vbt;
snprintf(key, sizeof key, "%4.4d", i);
toku_fill_dbt(&kbt, key, strlen(key)+1);
v = i;
toku_fill_dbt(&vbt, &v, sizeof v);
toku_ft_insert(brt, &kbt, &vbt, 0);
}
if (n == 0)
assert_cursor_notfound(brt, DB_FIRST);
else
assert_cursor_value(brt, DB_FIRST, 0);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void assert_cursor_walk(FT_HANDLE brt, int n) {
FT_CURSOR cursor=0;
int i;
int r;
r = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(r==0);
if (test_cursor_debug && verbose) printf("key: ");
for (i=0; ; i++) {
long long v = i;
struct check_pair pair = {len_ignore, 0, sizeof(v), &v, 0};
r = toku_ft_cursor_get(cursor, NULL, lookup_checkf, &pair, DB_NEXT);
if (r != 0) {
assert(pair.call_count==0);
break;
}
assert(pair.call_count==1);
}
if (test_cursor_debug && verbose) printf("\n");
assert(i == n);
toku_ft_cursor_close(cursor);
}
static void test_ft_cursor_walk(int n) {
CACHETABLE ct;
FT_HANDLE brt;
int r;
int i;
if (verbose) printf("test_ft_cursor_walk:%d\n", n);
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
/* insert a bunch of kv pairs */
for (i=0; i<n; i++) {
char key[8]; long long v;
DBT kbt, vbt;
snprintf(key, sizeof key, "%4.4d", i);
toku_fill_dbt(&kbt, key, strlen(key)+1);
v = i;
toku_fill_dbt(&vbt, &v, sizeof v);
toku_ft_insert(brt, &kbt, &vbt, 0);
}
/* walk the tree */
assert_cursor_walk(brt, n);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void assert_cursor_rwalk(FT_HANDLE brt, int n) {
FT_CURSOR cursor=0;
int i;
int r;
r = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(r==0);
if (test_cursor_debug && verbose) printf("key: ");
for (i=n-1; ; i--) {
long long v = i;
struct check_pair pair = {len_ignore, 0, sizeof v, &v, 0};
r = toku_ft_cursor_get(cursor, NULL, lookup_checkf, &pair, DB_PREV);
if (r != 0) {
assert(pair.call_count==0);
break;
}
assert(pair.call_count==1);
}
if (test_cursor_debug && verbose) printf("\n");
assert(i == -1);
toku_ft_cursor_close(cursor);
}
static void test_ft_cursor_rwalk(int n) {
CACHETABLE ct;
FT_HANDLE brt;
int r;
int i;
if (verbose) printf("test_ft_cursor_rwalk:%d\n", n);
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
/* insert a bunch of kv pairs */
for (i=0; i<n; i++) {
int k; long long v;
DBT kbt, vbt;
k = toku_htonl(i);
toku_fill_dbt(&kbt, &k, sizeof k);
v = i;
toku_fill_dbt(&vbt, &v, sizeof v);
toku_ft_insert(brt, &kbt, &vbt, 0);
}
/* walk the tree */
assert_cursor_rwalk(brt, n);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static int
ascending_key_string_checkf (ITEMLEN keylen, bytevec key, ITEMLEN UU(vallen), bytevec UU(val), void *v, bool lock_only)
// the keys are strings. Verify that they keylen matches the key, that the keys are ascending. Use (char**)v to hold a
// malloc'd previous string.
{
if (lock_only) return 0;
if (key!=NULL) {
assert(keylen == 1+strlen((char*)key));
char **CAST_FROM_VOIDP(prevkeyp, v);
char *prevkey = *prevkeyp;
if (prevkey!=0) {
assert(strcmp(prevkey, (char*)key)<0);
toku_free(prevkey);
}
*prevkeyp = toku_strdup((char*) key);
}
return 0;
}
// The keys are strings (null terminated)
static void assert_cursor_walk_inorder(FT_HANDLE brt, int n) {
FT_CURSOR cursor=0;
int i;
int r;
char *prevkey = 0;
r = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(r==0);
if (test_cursor_debug && verbose) printf("key: ");
for (i=0; ; i++) {
r = toku_ft_cursor_get(cursor, NULL, ascending_key_string_checkf, &prevkey, DB_NEXT);
if (r != 0) {
break;
}
assert(prevkey!=0);
}
if (prevkey) toku_free(prevkey);
if (test_cursor_debug && verbose) printf("\n");
assert(i == n);
toku_ft_cursor_close(cursor);
}
static void test_ft_cursor_rand(int n) {
CACHETABLE ct;
FT_HANDLE brt;
int r;
int i;
if (verbose) printf("test_ft_cursor_rand:%d\n", n);
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
/* insert a bunch of kv pairs */
for (i=0; i<n; i++) {
char key[8]; long long v;
DBT kbt, vbt;
for (;;) {
v = ((long long) random() << 32) + random();
snprintf(key, sizeof key, "%lld", v);
toku_fill_dbt(&kbt, key, strlen(key)+1);
v = i;
toku_fill_dbt(&vbt, &v, sizeof v);
struct check_pair pair = {kbt.size, key, len_ignore, 0, 0};
r = toku_ft_lookup(brt, &kbt, lookup_checkf, &pair);
if (r == 0) {
assert(pair.call_count==1);
if (verbose) printf("dup");
continue;
}
assert(pair.call_count==0);
toku_ft_insert(brt, &kbt, &vbt, 0);
break;
}
}
/* walk the tree */
assert_cursor_walk_inorder(brt, n);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void test_ft_cursor_split(int n) {
CACHETABLE ct;
FT_HANDLE brt;
FT_CURSOR cursor=0;
int r;
int keyseqnum;
int i;
if (verbose) printf("test_ft_cursor_split:%d\n", n);
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
/* insert a bunch of kv pairs */
for (keyseqnum=0; keyseqnum < n/2; keyseqnum++) {
DBT kbt, vbt;
char key[8]; long long v;
snprintf(key, sizeof key, "%4.4d", keyseqnum);
toku_fill_dbt(&kbt, key, strlen(key)+1);
v = keyseqnum;
toku_fill_dbt(&vbt, &v, sizeof v);
toku_ft_insert(brt, &kbt, &vbt, 0);
}
r = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(r==0);
if (test_cursor_debug && verbose) printf("key: ");
for (i=0; i<n/2; i++) {
struct check_pair pair = {len_ignore, 0, len_ignore, 0, 0};
r = toku_ft_cursor_get(cursor, NULL, lookup_checkf, &pair, DB_NEXT);
assert(r==0);
assert(pair.call_count==1);
}
if (test_cursor_debug && verbose) printf("\n");
for (; keyseqnum<n; keyseqnum++) {
DBT kbt,vbt;
char key[8]; long long v;
snprintf(key, sizeof key, "%4.4d", keyseqnum);
toku_fill_dbt(&kbt, key, strlen(key)+1);
v = keyseqnum;
toku_fill_dbt(&vbt, &v, sizeof v);
toku_ft_insert(brt, &kbt, &vbt, 0);
}
if (test_cursor_debug && verbose) printf("key: ");
// Just loop through the cursor
for (;;) {
struct check_pair pair = {len_ignore, 0, len_ignore, 0, 0};
r = toku_ft_cursor_get(cursor, NULL, lookup_checkf, &pair, DB_NEXT);
if (r != 0) {
assert(pair.call_count==0);
break;
}
assert(pair.call_count==1);
}
if (test_cursor_debug && verbose) printf("\n");
toku_ft_cursor_close(cursor);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void test_multiple_ft_cursors(int n) {
if (verbose) printf("test_multiple_ft_cursors:%d\n", n);
int r;
CACHETABLE ct;
FT_HANDLE brt;
FT_CURSOR cursors[n];
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
int i;
for (i=0; i<n; i++) {
r = toku_ft_cursor(brt, &cursors[i], NULL, false, false);
assert(r == 0);
}
for (i=0; i<n; i++) {
toku_ft_cursor_close(cursors[i]);
}
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static int log16(int n) {
int r = 0;
int b = 1;
while (b < n) {
b *= 16;
r += 1;
}
return r;
}
static void test_multiple_ft_cursor_walk(int n) {
if (verbose) printf("test_multiple_ft_cursor_walk:%d\n", n);
int r;
CACHETABLE ct;
FT_HANDLE brt;
const int cursor_gap = 1000;
const int ncursors = n/cursor_gap;
FT_CURSOR cursors[ncursors];
unlink(fname);
int nodesize = 1<<12;
int h = log16(n);
int cachesize = 2 * h * ncursors * nodesize;
toku_cachetable_create(&ct, cachesize, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
int c;
/* create the cursors */
for (c=0; c<ncursors; c++) {
r = toku_ft_cursor(brt, &cursors[c], NULL, false, false);
assert(r == 0);
}
/* insert keys 0, 1, 2, ... n-1 */
int i;
for (i=0; i<n; i++) {
{
int k = toku_htonl(i);
int v = i;
DBT key, val;
toku_fill_dbt(&key, &k, sizeof k);
toku_fill_dbt(&val, &v, sizeof v);
toku_ft_insert(brt, &key, &val, 0);
}
/* point cursor i / cursor_gap to the current last key i */
if ((i % cursor_gap) == 0) {
c = i / cursor_gap;
struct check_pair pair = {len_ignore, 0, len_ignore, 0, 0};
r = toku_ft_cursor_get(cursors[c], NULL, lookup_checkf, &pair, DB_LAST);
assert(r == 0);
assert(pair.call_count==1);
}
}
/* walk the cursors by cursor_gap */
for (i=0; i<cursor_gap; i++) {
for (c=0; c<ncursors; c++) {
int vv = c*cursor_gap + i + 1;
struct check_pair pair = {len_ignore, 0, sizeof vv, &vv, 0};
r = toku_ft_cursor_get(cursors[c], NULL, lookup_checkf, &pair, DB_NEXT);
if (r == DB_NOTFOUND) {
/* we already consumed 1 previously */
assert(pair.call_count==0);
assert(i == cursor_gap-1);
} else {
assert(r == 0);
assert(pair.call_count==1);
}
}
}
for (i=0; i<ncursors; i++) {
toku_ft_cursor_close(cursors[i]);
}
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void test_ft_cursor_set(int n, int cursor_op) {
if (verbose) printf("test_ft_cursor_set:%d %d\n", n, cursor_op);
int r;
CACHETABLE ct;
FT_HANDLE brt;
FT_CURSOR cursor=0;
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
int i;
/* insert keys 0, 10, 20 .. 10*(n-1) */
for (i=0; i<n; i++) {
int k = toku_htonl(10*i);
int v = 10*i;
DBT key,val;
toku_fill_dbt(&key, &k, sizeof k);
toku_fill_dbt(&val, &v, sizeof v);
toku_ft_insert(brt, &key, &val, 0);
}
r = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(r==0);
/* set cursor to random keys in set { 0, 10, 20, .. 10*(n-1) } */
for (i=0; i<n; i++) {
int vv;
int v = 10*(random() % n);
int k = toku_htonl(v);
DBT key;
toku_fill_dbt(&key, &k, sizeof k);
struct check_pair pair = {sizeof k, 0, sizeof vv, &v, 0};
if (cursor_op == DB_SET) pair.key = &k; // if it is a set operation, make sure that the result we get is the right one.
r = toku_ft_cursor_get(cursor, &key, lookup_checkf, &pair, cursor_op);
assert(r == 0);
assert(pair.call_count==1);
}
/* try to set cursor to keys not in the tree, all should fail */
for (i=0; i<10*n; i++) {
if (i % 10 == 0)
continue;
int k = toku_htonl(i);
DBT key;
toku_fill_dbt(&key, &k, sizeof k);
struct check_pair pair = {0, 0, 0, 0, 0};
r = toku_ft_cursor_get(cursor, &key, lookup_checkf, &pair, DB_SET);
CKERR2(r,DB_NOTFOUND);
assert(pair.call_count==0);
assert(key.data == &k); // make sure that no side effect happened on key
assert((unsigned int)k==toku_htonl(i));
}
toku_ft_cursor_close(cursor);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void test_ft_cursor_set_range(int n) {
if (verbose) printf("test_ft_cursor_set_range:%d\n", n);
int r;
CACHETABLE ct;
FT_HANDLE brt;
FT_CURSOR cursor=0;
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
r = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(r==0);
int i;
/* insert keys 0, 10, 20 .. 10*(n-1) */
int max_key = 10*(n-1);
for (i=0; i<n; i++) {
int k = toku_htonl(10*i);
int v = 10*i;
DBT key, val;
toku_fill_dbt(&key, &k, sizeof k);
toku_fill_dbt(&val, &v, sizeof v);
toku_ft_insert(brt, &key, &val, 0);
}
r = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(r==0);
/* pick random keys v in 0 <= v < 10*n, the cursor should point
to the smallest key in the tree that is >= v */
for (i=0; i<n; i++) {
int v = random() % (10*n);
int k = toku_htonl(v);
DBT key;
toku_fill_dbt(&key, &k, sizeof k);
int vv = ((v+9)/10)*10;
struct check_pair pair = {sizeof k, 0, sizeof vv, &vv, 0};
r = toku_ft_cursor_get(cursor, &key, lookup_checkf, &pair, DB_SET_RANGE);
if (v > max_key) {
/* there is no smallest key if v > the max key */
assert(r == DB_NOTFOUND);
assert(pair.call_count==0);
} else {
assert(r == 0);
assert(pair.call_count==1);
}
}
toku_ft_cursor_close(cursor);
r = toku_close_ft_handle_nolsn(brt, 0);
assert(r==0);
toku_cachetable_close(&ct);
}
static void test_ft_cursor_delete(int n) {
if (verbose) printf("test_ft_cursor_delete:%d\n", n);
int error;
CACHETABLE ct;
FT_HANDLE brt;
FT_CURSOR cursor=0;
unlink(fname);
toku_cachetable_create(&ct, 0, ZERO_LSN, NULL_LOGGER);
error = toku_open_ft_handle(fname, 1, &brt, 1<<12, 1<<9, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, test_ft_cursor_keycompare);
assert(error == 0);
error = toku_ft_cursor(brt, &cursor, NULL, false, false);
assert(error == 0);
DBT key, val;
int k, v;
int i;
/* insert keys 0, 1, 2, .. (n-1) */
for (i=0; i<n; i++) {
k = toku_htonl(i);
v = i;
toku_fill_dbt(&key, &k, sizeof k);
toku_fill_dbt(&val, &v, sizeof v);
toku_ft_insert(brt, &key, &val, 0);
}
/* walk the tree and delete under the cursor */
for (;;) {
struct check_pair pair = {len_ignore, 0, len_ignore, 0, 0};
error = toku_ft_cursor_get(cursor, &key, lookup_checkf, &pair, DB_NEXT);
if (error == DB_NOTFOUND) {
assert(pair.call_count==0);
break;
}
assert(error == 0);
assert(pair.call_count==1);
error = toku_ft_cursor_delete(cursor, 0, null_txn);
assert(error == 0);
}
error = toku_ft_cursor_delete(cursor, 0, null_txn);
assert(error != 0);
toku_ft_cursor_close(cursor);
error = toku_close_ft_handle_nolsn(brt, 0);
assert(error == 0);
toku_cachetable_close(&ct);
}
static int test_ft_cursor_inc = 1000;
static int test_ft_cursor_limit = 10000;
static void test_ft_cursor(void) {
int n;
test_multiple_ft_cursors(1);
test_multiple_ft_cursors(2);
test_multiple_ft_cursors(3);
for (n=0; n<test_ft_cursor_limit; n += test_ft_cursor_inc) {
test_ft_cursor_first(n);
}
for (n=0; n<test_ft_cursor_limit; n += test_ft_cursor_inc) {
test_ft_cursor_rfirst(n);
}
for (n=0; n<test_ft_cursor_limit; n += test_ft_cursor_inc) {
test_ft_cursor_walk(n);
}
for (n=0; n<test_ft_cursor_limit; n += test_ft_cursor_inc) {
test_ft_cursor_last(n);
}
for (n=0; n<test_ft_cursor_limit; n += test_ft_cursor_inc) {
test_ft_cursor_first_last(n);
}
for (n=0; n<test_ft_cursor_limit; n += test_ft_cursor_inc) {
test_ft_cursor_split(n);
}
for (n=0; n<test_ft_cursor_limit; n += test_ft_cursor_inc) {
test_ft_cursor_rand(n);
}
for (n=0; n<test_ft_cursor_limit; n += test_ft_cursor_inc) {
test_ft_cursor_rwalk(n);
}
test_ft_cursor_set(1000, DB_SET);
test_ft_cursor_set(10000, DB_SET);
test_ft_cursor_set(1000, DB_SET_RANGE);
test_ft_cursor_set_range(1000);
test_ft_cursor_set_range(10000);
test_ft_cursor_delete(1000);
test_multiple_ft_cursor_walk(10000);
test_multiple_ft_cursor_walk(100000);
}
int
test_main (int argc , const char *argv[]) {
default_parse_args(argc, argv);
test_ft_cursor();
if (verbose) printf("test ok\n");
return 0;
}