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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2013. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*/
#ifndef __WIN32__
#include <sys/types.h>
#include <unistd.h>
#include <errno.h>
#endif
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include "testcase_driver.h"
#include "allocator_test.h"
#define FATAL_ASSERT(A) \
((void) ((A) \
? 1 \
: (fatal_assert_failed(#A, \
(char *) __FILE__, \
__LINE__), \
0)))
static void
fatal_assert_failed(char* expr, char* file, int line)
{
fflush(stdout);
fprintf(stderr, "%s:%d: Assertion failed: %s\n",
file, line, expr);
fflush(stderr);
abort();
}
#define TEST_NO_THREADS 10
#define TEST_NO_CARRIERS_PER_THREAD 100000
#define TEST_CARRIERS_OFFSET 5
static Allctr_t *alloc = NULL;
static void stop_allocator(void)
{
if (alloc) {
STOP_ALC(alloc);
alloc = NULL;
}
}
void *thread_func(void *arg);
char *
testcase_name(void)
{
return "cpool";
}
void
testcase_cleanup(TestCaseState_t *tcs)
{
stop_allocator();
}
void *
thread_func(void *arg)
{
Carrier_t *crr = (Carrier_t *) arg;
int i;
for (i = 0; i < (TEST_NO_CARRIERS_PER_THREAD+TEST_CARRIERS_OFFSET); i++) {
int d;
if (i < TEST_NO_CARRIERS_PER_THREAD) {
(void) CPOOL_INSERT(alloc, crr[i]);
if ((i & 0x7) == 0)
FATAL_ASSERT(CPOOL_IS_IN_POOL(alloc, crr[i]));
}
d = i-TEST_CARRIERS_OFFSET;
if (d >= 0) {
(void) CPOOL_DELETE(alloc, crr[d]);
if ((d & 0x7) == 0)
FATAL_ASSERT(!CPOOL_IS_IN_POOL(alloc, crr[d]));
}
}
for (i = 0; i < TEST_NO_CARRIERS_PER_THREAD; i++)
FATAL_ASSERT(!CPOOL_IS_IN_POOL(alloc, crr[i]));
return NULL;
}
static struct {
erts_thread tid;
Carrier_t *crr[TEST_NO_CARRIERS_PER_THREAD];
} threads[TEST_NO_THREADS] = {{0}};
void
testcase_run(TestCaseState_t *tcs)
{
int no_threads, t, c;
char *block, *p;
Ulong zcrr_sz;
if (!IS_SMP_ENABLED)
testcase_skipped(tcs, "No SMP support");
alloc = START_ALC("Zero carrier allocator", 1, NULL);
zcrr_sz = ZERO_CRR_SIZE;
block = p = ALLOC(alloc, zcrr_sz*TEST_NO_THREADS*TEST_NO_CARRIERS_PER_THREAD);
ASSERT(tcs, block != NULL);
for (t = 0; t < TEST_NO_THREADS; t++) {
for (c = 0; c < TEST_NO_CARRIERS_PER_THREAD; c++) {
Carrier_t *crr = (Carrier_t *) p;
p += zcrr_sz;
(void) ZERO_CRR_INIT(alloc, crr);
threads[t].crr[c] = crr;
}
}
no_threads = 0;
for (t = 0; t < TEST_NO_THREADS; t++) {
threads[t].tid = THR_CREATE(thread_func, (void *) threads[t].crr);
if (threads[t].tid) {
testcase_printf(tcs, "Successfully created thread %d\n", t);
no_threads++;
}
else {
testcase_printf(tcs, "Failed to create thread %d\n", t);
break;
}
}
for (t = 0; t < no_threads; t++)
THR_JOIN(threads[t].tid);
FATAL_ASSERT(CPOOL_IS_EMPTY(alloc));
FREE(alloc, block);
ASSERT(tcs, no_threads == TEST_NO_THREADS);
}
ERL_NIF_INIT(cpool, testcase_nif_funcs, testcase_nif_init,
NULL, NULL, NULL);
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