1
0
Fork 0
bind9/tests/isc/job_test.c
Daniel Baumann f66ff7eae6
Adding upstream version 1:9.20.9.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-21 13:32:37 +02:00

136 lines
3.1 KiB
C

/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* SPDX-License-Identifier: MPL-2.0
*
* 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 https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
#include <inttypes.h>
#include <sched.h> /* IWYU pragma: keep */
#include <setjmp.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#define UNIT_TESTING
#include <cmocka.h>
#include <isc/atomic.h>
#include <isc/job.h>
#include <isc/loop.h>
#include <isc/os.h>
#include <isc/result.h>
#include <isc/util.h>
#include <tests/isc.h>
static atomic_uint scheduled;
static atomic_uint executed;
#define MAX_EXECUTED 1000000
struct test_arg {
isc_job_t job;
union {
int n;
void *ptr;
} arg;
};
static void
shutdown_cb(void *arg) {
struct test_arg *ta = arg;
isc_mem_put(mctx, ta, sizeof(*ta));
isc_loopmgr_shutdown(loopmgr);
}
static void
job_cb(void *arg) {
struct test_arg *ta = arg;
unsigned int n = atomic_fetch_add(&executed, 1);
if (n <= MAX_EXECUTED) {
atomic_fetch_add(&scheduled, 1);
isc_job_run(isc_loop(), &ta->job, job_cb, ta);
} else {
isc_job_run(isc_loop(), &ta->job, shutdown_cb, ta);
}
}
static void
job_run_cb(void *arg) {
struct test_arg *ta = arg;
atomic_fetch_add(&scheduled, 1);
if (arg == NULL) {
ta = isc_mem_get(mctx, sizeof(*ta));
*ta = (struct test_arg){ .job = ISC_JOB_INITIALIZER };
}
isc_job_run(isc_loop(), &ta->job, job_cb, ta);
}
ISC_RUN_TEST_IMPL(isc_job_run) {
atomic_init(&scheduled, 0);
atomic_init(&executed, 0);
isc_loopmgr_setup(loopmgr, job_run_cb, NULL);
isc_loopmgr_run(loopmgr);
assert_int_equal(atomic_load(&scheduled), atomic_load(&executed));
}
static char string[32] = "";
struct test_arg n1 = { .job = ISC_JOB_INITIALIZER, .arg.n = 1 };
struct test_arg n2 = { .job = ISC_JOB_INITIALIZER, .arg.n = 2 };
struct test_arg n3 = { .job = ISC_JOB_INITIALIZER, .arg.n = 3 };
struct test_arg n4 = { .job = ISC_JOB_INITIALIZER, .arg.n = 4 };
struct test_arg n5 = { .job = ISC_JOB_INITIALIZER, .arg.n = 5 };
static void
append(void *arg) {
struct test_arg *ta = arg;
char value[32];
sprintf(value, "%d", ta->arg.n);
strlcat(string, value, 10);
}
static void
job_multiple(void *arg) {
UNUSED(arg);
/* These will be processed in normal order */
isc_job_run(mainloop, &n1.job, append, &n1);
isc_job_run(mainloop, &n2.job, append, &n2);
isc_job_run(mainloop, &n3.job, append, &n3);
isc_job_run(mainloop, &n4.job, append, &n4);
isc_job_run(mainloop, &n5.job, append, &n5);
isc_loopmgr_shutdown(loopmgr);
}
ISC_RUN_TEST_IMPL(isc_job_multiple) {
string[0] = '\0';
isc_loop_setup(isc_loop_main(loopmgr), job_multiple, loopmgr);
isc_loopmgr_run(loopmgr);
assert_string_equal(string, "12345");
}
ISC_TEST_LIST_START
ISC_TEST_ENTRY_CUSTOM(isc_job_run, setup_loopmgr, teardown_loopmgr)
ISC_TEST_ENTRY_CUSTOM(isc_job_multiple, setup_loopmgr, teardown_loopmgr)
ISC_TEST_LIST_END
ISC_TEST_MAIN