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/*-
* Public Domain 2014-present MongoDB, Inc.
* Public Domain 2008-2014 WiredTiger, Inc.
*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "test_util.h"
/*
* JIRA ticket reference: WT-3874 Test case description: Set up a collator that only uses the first
* byte of a record for comparison; all other bytes are considered padding. With that collator for a
* table, insert an item, then remove that item (with different padding). Failure mode: An assertion
* is fired when we get back the key as stored in the record, if we compare it to the given key
* without taking into account the collator.
*/
#define KEY_SIZE 20
/*
* my_compare --
* TODO: Add a comment describing this function.
*/
static int
my_compare(
WT_COLLATOR *collator, WT_SESSION *session, const WT_ITEM *v1, const WT_ITEM *v2, int *cmp)
{
(void)collator;
(void)session;
if (v1->size < 1 || v2->size < 1)
return (EINVAL);
*cmp = strncmp((const char *)v1->data, (const char *)v2->data, 1);
return (0);
}
static WT_COLLATOR my_coll = {my_compare, NULL, NULL};
/*
* main --
* TODO: Add a comment describing this function.
*/
int
main(int argc, char *argv[])
{
TEST_OPTS *opts, _opts;
WT_CONNECTION *conn;
WT_CURSOR *cursor;
WT_ITEM key;
WT_SESSION *session;
char buf[KEY_SIZE];
opts = &_opts;
memset(opts, 0, sizeof(*opts));
srand(123);
testutil_check(testutil_parse_opts(argc, argv, opts));
testutil_make_work_dir(opts->home);
testutil_check(wiredtiger_open(opts->home, NULL, "create,log=(enabled)", &opts->conn));
conn = opts->conn;
testutil_check(conn->add_collator(conn, "my_coll", &my_coll, NULL));
testutil_check(conn->open_session(opts->conn, NULL, NULL, &session));
testutil_check(
session->create(session, "table:main", "key_format=u,value_format=u,collator=my_coll"));
testutil_check(session->open_cursor(session, "table:main", NULL, NULL, &cursor));
memset(buf, 'X', sizeof(buf));
buf[0] = 'a';
key.data = buf;
key.size = sizeof(buf);
cursor->set_key(cursor, &key);
cursor->set_value(cursor, &key);
testutil_check(cursor->insert(cursor));
testutil_check(session->checkpoint(session, NULL));
/* Use a different padding. */
memset(buf, 'Y', sizeof(buf));
buf[0] = 'a';
cursor->set_key(cursor, &key);
testutil_check(cursor->remove(cursor));
testutil_check(session->close(session, NULL));
testutil_cleanup(opts);
return (EXIT_SUCCESS);
}
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