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110 lines
2.5 KiB
C
110 lines
2.5 KiB
C
/* -*- mode: C; c-basic-offset: 4 -*- */
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#ident "Copyright (c) 2007, 2008 Tokutek Inc. All rights reserved."
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#include "includes.h"
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#include "test.h"
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static const char fname[]= __FILE__ ".brt";
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static TOKUTXN const null_txn = 0;
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static DB * const null_db = 0;
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static int
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save_data (ITEMLEN UU(keylen), bytevec UU(key), ITEMLEN vallen, bytevec val, void *v) {
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assert(key!=NULL);
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void **vp = v;
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*vp = toku_memdup(val, vallen);
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return 0;
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}
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// Verify that different cursors return different data items when a DBT is initialized to all zeros (no flags)
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// Note: The BRT test used to implement DBTs with per-cursor allocated space, but there isn't any such thing any more
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// so this test is a little bit obsolete.
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static void test_multiple_brt_cursor_dbts(int n, DB *db) {
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if (verbose) printf("test_multiple_brt_cursors:%d %p\n", n, db);
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int r;
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CACHETABLE ct;
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BRT brt;
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BRT_CURSOR cursors[n];
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unlink(fname);
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r = toku_brt_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER);
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assert(r==0);
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r = toku_open_brt(fname, 1, &brt, 1<<12, ct, null_txn, toku_builtin_compare_fun, db);
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assert(r==0);
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int i;
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for (i=0; i<n; i++) {
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DBT kbt,vbt;
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char key[10],val[10];
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snprintf(key, sizeof key, "k%04d", i);
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snprintf(val, sizeof val, "v%04d", i);
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r = toku_brt_insert(brt,
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toku_fill_dbt(&kbt, key, 1+strlen(key)),
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toku_fill_dbt(&vbt, val, 1+strlen(val)),
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0);
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assert(r == 0);
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}
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for (i=0; i<n; i++) {
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r = toku_brt_cursor(brt, &cursors[i], NULL, TXNID_NONE, FALSE);
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assert(r == 0);
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}
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void *ptrs[n];
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for (i=0; i<n; i++) {
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DBT kbt, vbt;
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char key[10];
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snprintf(key, sizeof key, "k%04d", i);
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r = toku_brt_cursor_get(cursors[i],
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toku_fill_dbt(&kbt, key, 1+strlen(key)),
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toku_init_dbt(&vbt),
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save_data,
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&ptrs[i],
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DB_SET);
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assert(r == 0);
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}
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for (i=0; i<n; i++) {
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int j;
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for (j=i+1; j<n; j++) {
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assert(strcmp(ptrs[i],ptrs[j])!=0);
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}
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}
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for (i=0; i<n; i++) {
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r = toku_brt_cursor_close(cursors[i]);
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assert(r == 0);
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toku_free(ptrs[i]);
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}
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r = toku_close_brt(brt, 0);
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assert(r==0);
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r = toku_cachetable_close(&ct);
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assert(r==0);
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}
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static void test_brt_cursor(DB *db) {
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test_multiple_brt_cursor_dbts(1, db);
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test_multiple_brt_cursor_dbts(2, db);
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test_multiple_brt_cursor_dbts(3, db);
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}
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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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DB a_db;
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DB *db = &a_db;
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test_brt_cursor(db);
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toku_malloc_cleanup();
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if (verbose) printf("test ok\n");
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return 0;
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}
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