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/*
* Copyright © 2012 Jonas Ådahl
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#include <stdlib.h>
#include <stdio.h>
#include <stdbool.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <assert.h>
#include "wayland-client.h"
#include "wayland-server.h"
#include "test-runner.h"
#define SOCKET_NAME "wayland-queue-test"
#define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])
#define client_assert(expr) \
do { \
if (!(expr)) { \
fprintf(stderr, "%s:%d: " \
"Assertion `%s' failed.\n", \
__FILE__, __LINE__, #expr); \
exit(EXIT_FAILURE); \
} \
} while (0)
struct display {
struct wl_display *display;
int child_exit_status;
};
static void
registry_handle_global(void *data, struct wl_registry *registry,
uint32_t id, const char *interface, uint32_t version)
{
int *pcounter = data;
(*pcounter)++;
client_assert(*pcounter == 1);
wl_registry_destroy(registry);
}
static const struct wl_registry_listener registry_listener = {
registry_handle_global,
NULL
};
static void
client_alarm_handler(int sig)
{
fprintf(stderr, "Received SIGALRM signal, aborting.\n");
exit(EXIT_FAILURE);
}
static void
client_sigsegv_handler(int sig)
{
fprintf(stderr, "Received SIGSEGV signal, aborting.\n");
exit(EXIT_FAILURE);
}
static int
client_main(int fd)
{
struct wl_display *display;
struct wl_registry *registry;
int counter = 0;
bool cont = false;
signal(SIGSEGV, client_sigsegv_handler);
signal(SIGALRM, client_alarm_handler);
alarm(2);
if (read(fd, &cont, sizeof cont) != 1) {
close(fd);
return EXIT_FAILURE;
}
close(fd);
if (!cont)
return EXIT_FAILURE;
display = wl_display_connect(SOCKET_NAME);
client_assert(display);
registry = wl_display_get_registry(display);
wl_registry_add_listener(registry, ®istry_listener, &counter);
wl_display_roundtrip(display);
client_assert(counter == 1);
wl_display_disconnect(display);
return EXIT_SUCCESS;
}
static void
dummy_bind(struct wl_client *client,
void *data, uint32_t version, uint32_t id)
{
}
static int
sigchld_handler(int signal_number, void *data)
{
struct display *display = data;
int status;
waitpid(-1, &status, 0);
display->child_exit_status = WEXITSTATUS(status);
wl_display_terminate(display->display);
return 0;
}
static void
signal_client(int fd, bool cont)
{
int ret;
ret = write(fd, &cont, sizeof cont);
close(fd);
assert(ret == sizeof cont);
}
TEST(queue)
{
struct display display;
struct wl_event_loop *loop;
struct wl_event_source *signal_source;
const struct wl_interface *dummy_interfaces[] = {
&wl_seat_interface,
&wl_pointer_interface,
&wl_keyboard_interface,
&wl_surface_interface
};
unsigned int i;
pid_t pid;
int fds[2];
int ret;
ret = pipe(fds);
assert(ret == 0);
pid = fork();
if (pid == -1) {
perror("fork");
exit(EXIT_FAILURE);
} else if (pid == 0) {
close(fds[1]);
exit(client_main(fds[0]));
}
close(fds[0]);
display.child_exit_status = EXIT_FAILURE;
display.display = wl_display_create();
if (!display.display) {
signal_client(fds[1], false);
abort();
}
for (i = 0; i < ARRAY_LENGTH(dummy_interfaces); i++)
wl_display_add_global(display.display, dummy_interfaces[i],
NULL, dummy_bind);
ret = wl_display_add_socket(display.display, SOCKET_NAME);
assert(ret == 0);
loop = wl_display_get_event_loop(display.display);
signal_source = wl_event_loop_add_signal(loop, SIGCHLD, sigchld_handler,
&display);
signal_client(fds[1], true);
wl_display_run(display.display);
wl_event_source_remove(signal_source);
wl_display_destroy(display.display);
assert(display.child_exit_status == EXIT_SUCCESS);
}
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