qemu/tests/unit/test-io-channel-command.c
Alex Bennée 5a820d5d07 tests/unit: simpler variable sequence for test-io-channel
This avoids some compilers complaining about a potentially
un-initialised [src|dst]argv. In retrospect using GString was overkill
for what we are constructing.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20221103102329.2581508-1-alex.bennee@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2022-11-05 20:35:45 +01:00

138 lines
4.0 KiB
C

/*
* QEMU I/O channel command test
*
* Copyright (c) 2015 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
*/
#include "qemu/osdep.h"
#include <glib/gstdio.h>
#include "io/channel-command.h"
#include "io-channel-helpers.h"
#include "qapi/error.h"
#include "qemu/module.h"
#define TEST_FIFO "test-io-channel-command.fifo"
static char *socat = NULL;
static void test_io_channel_command_fifo(bool async)
{
g_autofree gchar *tmpdir = g_dir_make_tmp("qemu-test-io-channel.XXXXXX", NULL);
g_autofree gchar *fifo = g_strdup_printf("%s/%s", tmpdir, TEST_FIFO);
g_autofree gchar *srcargs = g_strdup_printf("%s - PIPE:%s,wronly", socat, fifo);
g_autofree gchar *dstargs = g_strdup_printf("%s PIPE:%s,rdonly -", socat, fifo);
g_auto(GStrv) srcargv = g_strsplit(srcargs, " ", -1);
g_auto(GStrv) dstargv = g_strsplit(dstargs, " ", -1);
QIOChannel *src, *dst;
QIOChannelTest *test;
src = QIO_CHANNEL(qio_channel_command_new_spawn((const char **) srcargv,
O_WRONLY,
&error_abort));
/* try to avoid a race to create the socket */
g_usleep(1000);
dst = QIO_CHANNEL(qio_channel_command_new_spawn((const char **) dstargv,
O_RDONLY,
&error_abort));
test = qio_channel_test_new();
qio_channel_test_run_threads(test, async, src, dst);
qio_channel_test_validate(test);
object_unref(OBJECT(src));
object_unref(OBJECT(dst));
g_rmdir(tmpdir);
}
static void test_io_channel_command_fifo_async(void)
{
if (!socat) {
g_test_skip("socat is not found in PATH");
return;
}
test_io_channel_command_fifo(true);
}
static void test_io_channel_command_fifo_sync(void)
{
if (!socat) {
g_test_skip("socat is not found in PATH");
return;
}
test_io_channel_command_fifo(false);
}
static void test_io_channel_command_echo(bool async)
{
QIOChannel *ioc;
QIOChannelTest *test;
const char *socatargv[] = {
socat, "-", "-", NULL,
};
if (!socat) {
g_test_skip("socat is not found in PATH");
return;
}
ioc = QIO_CHANNEL(qio_channel_command_new_spawn(socatargv,
O_RDWR,
&error_abort));
test = qio_channel_test_new();
qio_channel_test_run_threads(test, async, ioc, ioc);
qio_channel_test_validate(test);
object_unref(OBJECT(ioc));
}
static void test_io_channel_command_echo_async(void)
{
test_io_channel_command_echo(true);
}
static void test_io_channel_command_echo_sync(void)
{
test_io_channel_command_echo(false);
}
int main(int argc, char **argv)
{
module_call_init(MODULE_INIT_QOM);
g_test_init(&argc, &argv, NULL);
socat = g_find_program_in_path("socat");
g_test_add_func("/io/channel/command/fifo/sync",
test_io_channel_command_fifo_sync);
g_test_add_func("/io/channel/command/fifo/async",
test_io_channel_command_fifo_async);
g_test_add_func("/io/channel/command/echo/sync",
test_io_channel_command_echo_sync);
g_test_add_func("/io/channel/command/echo/async",
test_io_channel_command_echo_async);
return g_test_run();
}