tests/unit/test-io-channel-command.c

   1 /*
   2  * QEMU I/O channel command test
   3  *
   4  * Copyright (c) 2015 Red Hat, Inc.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 #include "qemu/osdep.h"
  22 #include "io/channel-command.h"
  23 #include "io-channel-helpers.h"
  24 #include "qapi/error.h"
  25 #include "qemu/module.h"
  26
  27 #ifndef WIN32
  28 static void test_io_channel_command_fifo(bool async)
  29 {
  30 #define TEST_FIFO "tests/test-io-channel-command.fifo"
  31     QIOChannel *src, *dst;
  32     QIOChannelTest *test;
  33     const char *srcfifo = "PIPE:" TEST_FIFO ",wronly";
  34     const char *dstfifo = "PIPE:" TEST_FIFO ",rdonly";
  35     const char *srcargv[] = {
  36         "/bin/socat", "-", srcfifo, NULL,
  37     };
  38     const char *dstargv[] = {
  39         "/bin/socat", dstfifo, "-", NULL,
  40     };
  41
  42     unlink(TEST_FIFO);
  43     if (access("/bin/socat", X_OK) < 0) {
  44         return; /* Pretend success if socat is not present */
  45     }
  46     if (mkfifo(TEST_FIFO, 0600) < 0) {
  47         abort();
  48     }
  49     src = QIO_CHANNEL(qio_channel_command_new_spawn(srcargv,
  50                                                     O_WRONLY,
  51                                                     &error_abort));
  52     dst = QIO_CHANNEL(qio_channel_command_new_spawn(dstargv,
  53                                                     O_RDONLY,
  54                                                     &error_abort));
  55
  56     test = qio_channel_test_new();
  57     qio_channel_test_run_threads(test, async, src, dst);
  58     qio_channel_test_validate(test);
  59
  60     object_unref(OBJECT(src));
  61     object_unref(OBJECT(dst));
  62
  63     unlink(TEST_FIFO);
  64 }
  65
  66
  67 static void test_io_channel_command_fifo_async(void)
  68 {
  69     test_io_channel_command_fifo(true);
  70 }
  71
  72 static void test_io_channel_command_fifo_sync(void)
  73 {
  74     test_io_channel_command_fifo(false);
  75 }
  76
  77
  78 static void test_io_channel_command_echo(bool async)
  79 {
  80     QIOChannel *ioc;
  81     QIOChannelTest *test;
  82     const char *socatargv[] = {
  83         "/bin/socat", "-", "-", NULL,
  84     };
  85
  86     if (access("/bin/socat", X_OK) < 0) {
  87         return; /* Pretend success if socat is not present */
  88     }
  89
  90     ioc = QIO_CHANNEL(qio_channel_command_new_spawn(socatargv,
  91                                                     O_RDWR,
  92                                                     &error_abort));
  93     test = qio_channel_test_new();
  94     qio_channel_test_run_threads(test, async, ioc, ioc);
  95     qio_channel_test_validate(test);
  96
  97     object_unref(OBJECT(ioc));
  98 }
  99
 100
 101 static void test_io_channel_command_echo_async(void)
 102 {
 103     test_io_channel_command_echo(true);
 104 }
 105
 106 static void test_io_channel_command_echo_sync(void)
 107 {
 108     test_io_channel_command_echo(false);
 109 }
 110 #endif
 111
 112 int main(int argc, char **argv)
 113 {
 114     module_call_init(MODULE_INIT_QOM);
 115
 116     g_test_init(&argc, &argv, NULL);
 117
 118 #ifndef WIN32
 119     g_test_add_func("/io/channel/command/fifo/sync",
 120                     test_io_channel_command_fifo_sync);
 121     g_test_add_func("/io/channel/command/fifo/async",
 122                     test_io_channel_command_fifo_async);
 123     g_test_add_func("/io/channel/command/echo/sync",
 124                     test_io_channel_command_echo_sync);
 125     g_test_add_func("/io/channel/command/echo/async",
 126                     test_io_channel_command_echo_async);
 127 #endif
 128
 129     return g_test_run();
 130 }