darling-libdispatch/tests/dispatch_timer.c
Ariel Abreu 5bceb4b74b
Import and build tests from apple/swift-corelibs-libdispatch
They were imported from apple/swift-corelibs-libdispatch@34f383d344, so the tests are slightly newer than the actual libdispatch code, but that shouldn't be a problem.
2021-05-22 11:38:55 -04:00

110 lines
2.7 KiB
C

/*
* Copyright (c) 2008-2011 Apple Inc. All rights reserved.
*
* @APPLE_APACHE_LICENSE_HEADER_START@
*
* 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.
*
* @APPLE_APACHE_LICENSE_HEADER_END@
*/
#include <stdlib.h>
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <dispatch/dispatch.h>
#include <bsdtests.h>
#include "dispatch_test.h"
static bool finalized = false;
static void
test_fin(void *cxt)
{
test_ptr("finalizer ran", cxt, cxt);
finalized = true;
test_stop();
}
static void
test_timer(void)
{
dispatch_test_start("Dispatch Source Timer");
const int stop_at = 3;
dispatch_queue_t main_q = dispatch_get_main_queue();
//test_ptr("dispatch_get_main_queue", main_q, dispatch_get_current_queue());
int64_t j;
// create timers in two classes:
// * ones that should trigger before the test ends
// * ones that shouldn't trigger before the test ends
for (j = 1; j <= 5; ++j)
{
dispatch_source_t s = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, dispatch_get_global_queue(0, 0));
test_ptr_notnull("dispatch_source_create", s);
int64_t delta = (int64_t)((uint64_t)j * NSEC_PER_SEC + NSEC_PER_SEC / 10);
dispatch_source_set_timer(s, dispatch_time(DISPATCH_TIME_NOW, delta), DISPATCH_TIME_FOREVER, 0);
dispatch_source_set_event_handler(s, ^{
if (!finalized) {
test_long_less_than("timer number", (long)j, stop_at);
fprintf(stderr, "timer[%lu]\n", (unsigned long)j);
}
dispatch_release(s);
});
dispatch_resume(s);
}
__block int i = 0;
dispatch_source_t s = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, main_q);
test_ptr_notnull("dispatch_source_create", s);
dispatch_source_set_timer(s, dispatch_time(DISPATCH_TIME_NOW, 0), NSEC_PER_SEC, 0);
dispatch_source_set_cancel_handler(s, ^{
test_ptr_notnull("cancel handler run", s);
dispatch_release(s);
});
dispatch_source_set_event_handler(s, ^{
fprintf(stderr, "%d\n", ++i);
if (i >= stop_at) {
test_long("i", i, stop_at);
dispatch_source_set_timer(s, dispatch_time(DISPATCH_TIME_NOW, 0),
DISPATCH_TIME_FOREVER, 0);
dispatch_source_cancel(s);
}
});
dispatch_set_context(s, s);
dispatch_set_finalizer_f(s, test_fin);
dispatch_resume(s);
}
int
main(void)
{
test_timer();
dispatch_main();
return 0;
}