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/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
/*! \file */
#include <config.h>
#include <atf-c.h>
#include <unistd.h>
#include <isc/symtab.h>
#include <isc/print.h>
#include "isctest.h"
static void
undefine(char *key, unsigned int type, isc_symvalue_t value, void *arg) {
UNUSED(arg);
ATF_REQUIRE_EQ(type, 1);
isc_mem_free(mctx, key);
isc_mem_free(mctx, value.as_pointer);
}
/*
* Individual unit tests
*/
ATF_TC(symtab_grow);
ATF_TC_HEAD(symtab_grow, tc) {
atf_tc_set_md_var(tc, "descr", "symbol table growth");
}
ATF_TC_BODY(symtab_grow, tc) {
isc_result_t result;
isc_symtab_t *st = NULL;
isc_symvalue_t value;
isc_symexists_t policy = isc_symexists_reject;
int i;
UNUSED(tc);
result = isc_test_begin(NULL, true, 0);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
result = isc_symtab_create(mctx, 3, undefine, NULL, false, &st);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
ATF_REQUIRE(st != NULL);
/* Nothing should be in the table yet */
/*
* Put 1024 entries in the table (this should necessate
* regrowing the hash table several times
*/
for (i = 0; i < 1024; i++) {
char str[16], *key;
snprintf(str, sizeof(str), "%04x", i);
key = isc_mem_strdup(mctx, str);
ATF_REQUIRE(key != NULL);
value.as_pointer = isc_mem_strdup(mctx, str);
ATF_REQUIRE(value.as_pointer != NULL);
result = isc_symtab_define(st, key, 1, value, policy);
ATF_CHECK_EQ(result, ISC_R_SUCCESS);
if (result != ISC_R_SUCCESS)
undefine(key, 1, value, NULL);
}
/*
* Try to put them in again; this should fail
*/
for (i = 0; i < 1024; i++) {
char str[16], *key;
snprintf(str, sizeof(str), "%04x", i);
key = isc_mem_strdup(mctx, str);
ATF_REQUIRE(key != NULL);
value.as_pointer = isc_mem_strdup(mctx, str);
ATF_REQUIRE(value.as_pointer != NULL);
result = isc_symtab_define(st, key, 1, value, policy);
ATF_CHECK_EQ(result, ISC_R_EXISTS);
undefine(key, 1, value, NULL);
}
/*
* Retrieve them; this should succeed
*/
for (i = 0; i < 1024; i++) {
char str[16];
snprintf(str, sizeof(str), "%04x", i);
result = isc_symtab_lookup(st, str, 0, &value);
ATF_CHECK_EQ(result, ISC_R_SUCCESS);
ATF_CHECK_STREQ(str, (char *)value.as_pointer);
}
/*
* Undefine them
*/
for (i = 0; i < 1024; i++) {
char str[16];
snprintf(str, sizeof(str), "%04x", i);
result = isc_symtab_undefine(st, str, 1);
ATF_CHECK_EQ(result, ISC_R_SUCCESS);
}
/*
* Retrieve them again; this should fail
*/
for (i = 0; i < 1024; i++) {
char str[16];
snprintf(str, sizeof(str), "%04x", i);
result = isc_symtab_lookup(st, str, 0, &value);
ATF_CHECK_EQ(result, ISC_R_NOTFOUND);
}
isc_symtab_destroy(&st);
isc_test_end();
}
/*
* Main
*/
ATF_TP_ADD_TCS(tp) {
ATF_TP_ADD_TC(tp, symtab_grow);
return (atf_no_error());
}
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