mariadb/newbrt/tests/dup-delete-all.c
Yoni Fogel 83eee5663a Addresses #1396
Merge tokudb.1396 back into main

git-svn-id: file:///svn/toku/tokudb@9110 c7de825b-a66e-492c-adef-691d508d4ae1
2013-04-16 23:57:39 -04:00

107 lines
3.1 KiB
C

/* -*- mode: C; c-basic-offset: 4 -*- */
#ident "Copyright (c) 2008 Tokutek Inc. All rights reserved."
/* Insert N duplicates into a BRT.
* Delete them with a single delete.
* Close the BRT.
* Check to see that the BRT is empty.
*/
#include "includes.h"
#include "test.h"
#include <unistd.h>
static TOKUTXN const null_txn = 0;
static DB * const null_db = 0;
static void test_delete_all (void) {
char fname[]= __FILE__ ".brt";
u_int32_t limit =200;
unlink_file_and_bit(fname);
CACHETABLE ct;
int r = toku_brt_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER); assert(r==0);
BRT t;
r = toku_brt_create(&t); assert(r==0);
r = toku_brt_set_flags(t, TOKU_DB_DUP + TOKU_DB_DUPSORT); assert(r == 0);
r = toku_brt_set_nodesize(t, 4096); assert(r == 0);
r = toku_brt_open(t, fname, fname, 0, 1, 1, ct, null_txn, (DB*)0); assert(r==0);
u_int32_t i;
for (i=0; i<limit; i++) {
char key[100];
char val[100];
snprintf(key, 100, "%03u", limit/2);
snprintf(val, 100, "%03u", i);
DBT k,v;
r = toku_brt_insert(t, toku_fill_dbt(&k, key, 1+strlen(key)), toku_fill_dbt(&v,val, 1+strlen(val)), null_txn);
assert(r == 0);
}
//printf("Initial insert done\n"); toku_dump_brt(stdout, t);
// Now reopen the DB to force non-leaf buffering.
r = toku_close_brt(t, 0); assert(r==0);
r = toku_cachetable_close(&ct); assert(r==0);
r = toku_brt_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER); assert(r==0);
r = toku_brt_create(&t); assert(r==0);
r = toku_brt_open(t, fname, fname, 0, 0, 0, ct, null_txn, (DB*)0); assert(r==0);
// Don't do a dump here, because that will warm the cachetable. We want subsequent inserts to be buffered at the root.
// Insert some more stuff
if (1) {
u_int32_t j;
for (j=0; j<1; j++) {
char key[100];
char val[100];
snprintf(key, 100, "%03u", limit/2);
snprintf(val, 100, "%03u", limit+j);
DBT k,v;
r = toku_brt_insert(t, toku_fill_dbt(&k, key, 1+strlen(key)), toku_fill_dbt(&v,val, 1+strlen(val)), null_txn);
assert(r == 0);
}
}
// Don't do a dump here, because that will warm the cachetable.
// Delete everything
{
char key[100];
DBT k;
snprintf(key, 100, "%03u", limit/2);
r = toku_brt_delete(t, toku_fill_dbt(&k, key, 1+strlen(key)), null_txn);
assert(r == 0);
}
//printf("Deleted\n"); toku_dump_brt(stdout, t);
// Now use a cursor to see if it is all empty
{
BRT_CURSOR cursor = 0;
r = toku_brt_cursor(t, &cursor, 0); assert(r==0);
DBT kbt, vbt;
toku_init_dbt(&kbt); kbt.flags = DB_DBT_MALLOC;
toku_init_dbt(&vbt); vbt.flags = DB_DBT_MALLOC;
r = toku_brt_cursor_get(cursor, &kbt, &vbt, DB_FIRST, null_txn);
assert(r == DB_NOTFOUND);
r = toku_brt_cursor_close(cursor);
assert(r==0);
}
//printf("Looked\n"); toku_dump_brt(stdout, t);
r = toku_close_brt(t, 0); assert(r==0);
r = toku_cachetable_close(&ct); assert(r==0);
}
int
test_main (int argc , const char *argv[]) {
default_parse_args(argc, argv);
test_delete_all();
if (verbose) printf("test ok\n");
return 0;
}