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first commit of bin/tests/mem_test.c t_api conversion
This commit is contained in:
William King
212
bin/tests/mem/t_mem.c
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212
bin/tests/mem/t_mem.c
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/*
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* Copyright (C) 1999 Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
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* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
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* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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#include <config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <isc/assertions.h>
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#include <isc/error.h>
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#include <isc/mem.h>
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#include <isc/result.h>
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#include <tests/t_api.h>
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static void t1(void);
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/*
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* adapted from the original mempool_test.c program
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*/
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isc_mem_t *mctx;
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#define MP1_FREEMAX 10
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#define MP1_FILLCNT 10
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#define MP1_MAXALLOC 30
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#define MP2_FREEMAX 25
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#define MP2_FILLCNT 25
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static int
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memtest() {
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int nfails;
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void *items1[50];
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void *items2[50];
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void *tmp;
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isc_mempool_t *mp1, *mp2;
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isc_result_t isc_result;
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unsigned int i, j;
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int rval;
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nfails = 0;
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mctx = NULL;
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isc_result = isc_mem_create(0, 0, &mctx);
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if (isc_result != ISC_R_SUCCESS) {
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t_info("isc_mem_create failed %s\n", isc_result_totext(isc_result));
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++nfails;
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return(nfails);
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}
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mp1 = NULL;
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isc_result = isc_mempool_create(mctx, 24, &mp1);
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if (isc_result != ISC_R_SUCCESS) {
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t_info("isc_mempool_create failed %s\n", isc_result_totext(isc_result));
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++nfails;
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return(nfails);
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}
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mp2 = NULL;
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isc_result = isc_mempool_create(mctx, 31, &mp2);
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if (isc_result != ISC_R_SUCCESS) {
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t_info("isc_mempool_create failed %s\n", isc_result_totext(isc_result));
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++nfails;
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return(nfails);
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}
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if (T_debug)
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isc_mem_stats(mctx, stderr);
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t_info("setting freemax to %d\n", MP1_FREEMAX);
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isc_mempool_setfreemax(mp1, MP1_FREEMAX);
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t_info("setting fillcount to %d\n", MP1_FILLCNT);
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isc_mempool_setfillcount(mp1, MP1_FILLCNT);
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t_info("setting maxalloc to %d\n", MP1_MAXALLOC);
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isc_mempool_setmaxalloc(mp1, MP1_MAXALLOC);
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/*
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* Allocate MP1_MAXALLOC items from the pool. This is our max.
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*/
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for (i = 0 ; i < MP1_MAXALLOC ; i++) {
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items1[i] = isc_mempool_get(mp1);
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if (items1[i] == NULL) {
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t_info("isc_mempool_get unexpectedly failed\n");
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++nfails;
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}
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}
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/*
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* Try to allocate one more. This should fail.
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*/
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tmp = isc_mempool_get(mp1);
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if (tmp != NULL) {
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t_info("isc_mempool_get unexpectedly succeeded\n");
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++nfails;
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}
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/*
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* Free the first 11 items. Verify that there are 10 free items on
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* the free list (which is our max).
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*/
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for (i = 0 ; i < 11 ; i++) {
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isc_mempool_put(mp1, items1[i]);
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items1[i] = NULL;
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}
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rval = isc_mempool_getfreecount(mp1);
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if (rval != 10) {
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t_info("isc_mempool_getfreecount returned %d, expected %d\n",
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rval, MP1_FREEMAX);
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++nfails;
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}
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rval = isc_mempool_getallocated(mp1);
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if (rval != 19) {
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t_info("isc_mempool_getallocated returned %d, expected %d\n",
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rval, MP1_MAXALLOC - 11);
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++nfails;
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}
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if (T_debug)
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isc_mem_stats(mctx, stderr);
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/*
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* Now, beat up on mp2 for a while. Allocate 50 items, then free
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* them, then allocate 50 more, etc.
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*/
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t_info("setting freemax to %d\n", MP2_FREEMAX);
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isc_mempool_setfreemax(mp2, 25);
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t_info("setting fillcount to %d\n", MP2_FILLCNT);
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isc_mempool_setfillcount(mp2, 25);
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t_info("exercising the memory pool\n");
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for (j = 0 ; j < 500000 ; j++) {
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for (i = 0 ; i < 50 ; i++) {
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items2[i] = isc_mempool_get(mp2);
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if (items2[i] == NULL) {
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t_info("items2[%d] is unexpectedly null\n", i);
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++nfails;
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}
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}
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for (i = 0 ; i < 50 ; i++) {
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isc_mempool_put(mp2, items2[i]);
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items2[i] = NULL;
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}
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if (j % 50000 == 0)
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t_info("...\n");
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}
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/*
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* Free all the other items and blow away this pool.
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*/
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for (i = 11 ; i < MP1_MAXALLOC ; i++) {
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isc_mempool_put(mp1, items1[i]);
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items1[i] = NULL;
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}
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isc_mempool_destroy(&mp1);
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if (T_debug)
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isc_mem_stats(mctx, stderr);
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isc_mempool_destroy(&mp2);
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if (T_debug)
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isc_mem_stats(mctx, stderr);
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isc_mem_destroy(&mctx);
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return(0);
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}
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static char *a1 =
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"the memory module supports the creation of memory contexts "
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"and the management of memory pools.";
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static void
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t1() {
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int rval;
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int result;
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t_assert("mem", 1, T_REQUIRED, a1);
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rval = memtest();
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if (rval == 0)
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result = T_PASS;
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else
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result = T_FAIL;
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t_result(result);
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}
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testspec_t T_testlist[] = {
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{ t1, "basic memory subsystem" },
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{ NULL, NULL }
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};
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