/gio/tests/gdbus-non-socket.c
C | 302 lines | 196 code | 49 blank | 57 comment | 2 complexity | e63842298b3bbf11fd8ca1f20c755ac7 MD5 | raw file
Possible License(s): LGPL-2.1, AGPL-3.0
- /* GLib testing framework examples and tests
- *
- * Copyright (C) 2008-2010 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/>.
- *
- * Author: David Zeuthen <davidz@redhat.com>
- */
- #include <gio/gio.h>
- #include <unistd.h>
- #include <string.h>
- #include <stdlib.h>
- #ifdef G_OS_UNIX
- #include <gio/gunixinputstream.h>
- #include <gio/gunixoutputstream.h>
- #include <gio/gunixconnection.h>
- #endif
- #include "gdbus-tests.h"
- static GMainLoop *loop = NULL;
- /* ---------------------------------------------------------------------------------------------------- */
- #ifdef G_OS_UNIX
- #include "test-pipe-unix.h"
- #include "test-io-stream.h"
- /* ---------------------------------------------------------------------------------------------------- */
- static const GDBusArgInfo pokee_method_poke_out_arg0 = {
- -1, /* ref_count */
- "result",
- "s",
- NULL /* annotations */
- };
- static const GDBusArgInfo *pokee_method_poke_out_args[2] = {
- &pokee_method_poke_out_arg0,
- NULL,
- };
- static const GDBusArgInfo pokee_method_poke_in_arg0 = {
- -1, /* ref_count */
- "value",
- "s",
- NULL /* annotations */
- };
- static const GDBusArgInfo *pokee_method_poke_in_args[2] = {
- &pokee_method_poke_in_arg0,
- NULL,
- };
- static const GDBusMethodInfo pokee_method_poke = {
- -1, /* ref_count */
- "Poke",
- (GDBusArgInfo**) pokee_method_poke_in_args,
- (GDBusArgInfo**) pokee_method_poke_out_args,
- NULL /* annotations */
- };
- static const GDBusMethodInfo *pokee_methods[2] = {
- &pokee_method_poke,
- NULL
- };
- static const GDBusInterfaceInfo pokee_object_info = {
- -1, /* ref_count */
- "org.gtk.GDBus.Pokee",
- (GDBusMethodInfo**) pokee_methods,
- NULL, /* signals */
- NULL, /* properties */
- NULL /* annotations */
- };
- static void
- pokee_method_call (GDBusConnection *connection,
- const gchar *sender,
- const gchar *object_path,
- const gchar *interface_name,
- const gchar *method_name,
- GVariant *parameters,
- GDBusMethodInvocation *invocation,
- gpointer user_data)
- {
- const gchar *str;
- gchar *ret;
- g_assert_cmpstr (method_name, ==, "Poke");
- g_variant_get (parameters, "(&s)", &str);
- ret = g_strdup_printf ("You poked me with: '%s'", str);
- g_dbus_method_invocation_return_value (invocation, g_variant_new ("(s)", ret));
- g_free (ret);
- }
- static const GDBusInterfaceVTable pokee_vtable = {
- pokee_method_call,
- NULL, /* get_property */
- NULL /* set_property */
- };
- /* Processes:
- *
- * parent
- * \- first child (via fork()) is the pokee
- * \- second child (via g_test_trap_fork()) is the poker
- *
- * The second child only exists to avoid sharing a main context between several
- * second-children if we run a test resembling this one multiple times.
- * See https://bugzilla.gnome.org/show_bug.cgi?id=658999 for why that's bad.
- */
- static void
- test_non_socket (void)
- {
- GIOStream *streams[2];
- GDBusConnection *connection;
- GError *error;
- gchar *guid;
- pid_t first_child;
- GVariant *ret;
- const gchar *str;
- gboolean ok;
- error = NULL;
- ok = test_bidi_pipe (&streams[0], &streams[1], &error);
- g_assert_no_error (error);
- g_assert (ok);
- g_assert (G_IS_IO_STREAM (streams[0]));
- g_assert (G_IS_INPUT_STREAM (g_io_stream_get_input_stream (streams[0])));
- g_assert (G_IS_OUTPUT_STREAM (g_io_stream_get_output_stream (streams[0])));
- g_assert (G_IS_IO_STREAM (streams[1]));
- g_assert (G_IS_INPUT_STREAM (g_io_stream_get_input_stream (streams[1])));
- g_assert (G_IS_OUTPUT_STREAM (g_io_stream_get_output_stream (streams[1])));
- switch ((first_child = fork ()))
- {
- case -1:
- g_assert_not_reached ();
- break;
- case 0:
- /* first child */
- /* we shouldn't do this in the parent, because we shouldn't use a
- * GMainContext both before and after fork
- */
- loop = g_main_loop_new (NULL, FALSE);
- ok = g_io_stream_close (streams[1], NULL, &error);
- g_assert_no_error (error);
- g_assert (ok);
- g_object_unref (streams[1]);
- guid = g_dbus_generate_guid ();
- error = NULL;
- /* We need to delay message processing to avoid the race
- * described in
- *
- * https://bugzilla.gnome.org/show_bug.cgi?id=627188
- *
- * This is because (early) dispatching is done on the IO thread
- * (method_call() isn't called until we're in the right thread
- * though) so in rare cases the parent sends the message before
- * we (the first child) register the object
- */
- connection = g_dbus_connection_new_sync (streams[0],
- guid,
- G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_SERVER |
- G_DBUS_CONNECTION_FLAGS_DELAY_MESSAGE_PROCESSING,
- NULL, /* GDBusAuthObserver */
- NULL,
- &error);
- g_free (guid);
- g_assert_no_error (error);
- g_object_unref (streams[0]);
- /* make sure we exit along with the parent */
- g_dbus_connection_set_exit_on_close (connection, TRUE);
- error = NULL;
- g_dbus_connection_register_object (connection,
- "/pokee",
- (GDBusInterfaceInfo *) &pokee_object_info,
- &pokee_vtable,
- NULL, /* user_data */
- NULL, /* user_data_free_func */
- &error);
- g_assert_no_error (error);
- /* and now start message processing */
- g_dbus_connection_start_message_processing (connection);
- g_main_loop_run (loop);
- g_assert_not_reached ();
- break;
- default:
- /* parent continues below */
- break;
- }
- /* This is #ifdef G_OS_UNIX anyway, so just use g_test_trap_fork() */
- G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
- if (!g_test_trap_fork (0, 0))
- {
- /* parent */
- g_object_unref (streams[0]);
- g_object_unref (streams[1]);
- g_test_trap_assert_passed ();
- g_assert_cmpint (kill (first_child, SIGTERM), ==, 0);
- return;
- }
- G_GNUC_END_IGNORE_DEPRECATIONS;
- /* second child */
- /* we shouldn't do this in the parent, because we shouldn't use a
- * GMainContext both before and after fork
- */
- loop = g_main_loop_new (NULL, FALSE);
- ok = g_io_stream_close (streams[0], NULL, &error);
- g_assert_no_error (error);
- g_assert (ok);
- g_object_unref (streams[0]);
- connection = g_dbus_connection_new_sync (streams[1],
- NULL, /* guid */
- G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_CLIENT,
- NULL, /* GDBusAuthObserver */
- NULL,
- &error);
- g_assert_no_error (error);
- g_object_unref (streams[1]);
- /* poke the first child */
- error = NULL;
- ret = g_dbus_connection_call_sync (connection,
- NULL, /* name */
- "/pokee",
- "org.gtk.GDBus.Pokee",
- "Poke",
- g_variant_new ("(s)", "I am the POKER!"),
- G_VARIANT_TYPE ("(s)"), /* return type */
- G_DBUS_CALL_FLAGS_NONE,
- -1,
- NULL, /* cancellable */
- &error);
- g_assert_no_error (error);
- g_variant_get (ret, "(&s)", &str);
- g_assert_cmpstr (str, ==, "You poked me with: 'I am the POKER!'");
- g_variant_unref (ret);
- g_object_unref (connection);
- g_main_loop_unref (loop);
- exit (0);
- }
- #else /* G_OS_UNIX */
- static void
- test_non_socket (void)
- {
- /* TODO: test this with e.g. GWin32InputStream/GWin32OutputStream */
- }
- #endif
- /* ---------------------------------------------------------------------------------------------------- */
- int
- main (int argc,
- char *argv[])
- {
- gint ret;
- g_test_init (&argc, &argv, NULL);
- g_test_add_func ("/gdbus/non-socket", test_non_socket);
- ret = g_test_run();
- return ret;
- }