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weston/tests/safe-signal-test.c

91 lines
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/*
* Copyright 2021 Collabora, Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "config.h"
#include <unistd.h>
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include "../shared/signal.h"
#include "weston-test-client-helper.h"
struct test_surface_state {
struct wl_signal signal_destroy;
struct wl_listener surface_destroy_listener;
};
static enum test_result_code
fixture_setup(struct weston_test_harness *harness)
{
return weston_test_harness_execute_standalone(harness);
}
DECLARE_FIXTURE_SETUP(fixture_setup);
static void
destroy_test_surface(struct test_surface_state *st)
{
weston_signal_emit_mutable(&st->signal_destroy, st);
}
static void
notify_test_destroy(struct wl_listener *listener, void *data)
{
struct test_surface_state *st = data;
wl_list_remove(&st->surface_destroy_listener.link);
free(st);
}
static struct test_surface_state *
create_surface(void)
{
struct test_surface_state *st = zalloc(sizeof(*st));
wl_signal_init(&st->signal_destroy);
return st;
}
static void
add_destroy_listener(struct test_surface_state *st)
{
st->surface_destroy_listener.notify = notify_test_destroy;
wl_signal_add(&st->signal_destroy,
&st->surface_destroy_listener);
}
TEST(real_usecase_standalone)
{
struct test_surface_state *st, *st_new;
st = create_surface();
add_destroy_listener(st);
st_new = create_surface();
add_destroy_listener(st_new);
destroy_test_surface(st);
}