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/*
* Copyright 2013 Canonical Ltd.
*
* Authors:
* Charles Kerr <charles.kerr@canonical.com>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3, as published
* by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <glib.h>
#include <gio/gio.h>
#include <gtest/gtest.h>
/***
****
***/
class GTestDBusFixture : public ::testing::Test
{
private:
static void
on_bus_opened (GObject * o G_GNUC_UNUSED, GAsyncResult * res, gpointer gself)
{
GTestDBusFixture * self = static_cast<GTestDBusFixture*>(gself);
GError * err = 0;
self->conn = g_bus_get_finish (res, &err);
g_assert_no_error (err);
g_main_loop_quit (self->loop);
}
static void
on_bus_closed (GObject * o G_GNUC_UNUSED, GAsyncResult * res, gpointer gself)
{
GTestDBusFixture * self = static_cast<GTestDBusFixture*>(gself);
GError * err = 0;
g_dbus_connection_close_finish (self->conn, res, &err);
g_assert_no_error (err);
g_main_loop_quit (self->loop);
}
protected:
virtual void SetUp ()
{
conn = 0;
test_dbus = 0;
loop = 0;
g_setenv ("GSETTINGS_SCHEMA_DIR", SCHEMA_DIR, TRUE);
g_setenv ("GSETTINGS_BACKEND", "memory", TRUE);
g_debug ("SCHEMA_DIR is %s", SCHEMA_DIR);
// pull up a test dbus
loop = g_main_loop_new (NULL, FALSE);
test_dbus = g_test_dbus_new (G_TEST_DBUS_NONE);
g_test_dbus_add_service_dir (test_dbus, INDICATOR_SERVICE_DIR);
g_debug ("INDICATOR_SERVICE_DIR is %s", INDICATOR_SERVICE_DIR);
g_test_dbus_up (test_dbus);
const char * address;
address = g_test_dbus_get_bus_address (test_dbus);
g_setenv ("DBUS_SYSTEM_BUS_ADDRESS", address, TRUE);
g_debug ("test_dbus's address is %s", address);
// wait for the GDBusConnection before returning
g_bus_get (G_BUS_TYPE_SYSTEM, NULL, on_bus_opened, this);
g_main_loop_run (loop);
}
virtual void TearDown()
{
// close the bus connection
g_dbus_connection_close (conn, NULL, on_bus_closed, this);
g_main_loop_run (loop);
g_clear_object (&conn);
// tear down the test dbus
g_test_dbus_down (test_dbus);
g_clear_object (&test_dbus);
g_clear_pointer (&loop, g_main_loop_unref);
}
private:
static gboolean
wait_for_signal__timeout(gpointer name)
{
g_error("%s: timed out waiting for signal '%s'", G_STRLOC, (char*)name);
return G_SOURCE_REMOVE;
}
static gboolean
wait_msec__timeout(gpointer loop)
{
g_main_loop_quit(static_cast<GMainLoop*>(loop));
return G_SOURCE_CONTINUE;
}
protected:
/* convenience func to loop while waiting for a GObject's signal */
void wait_for_signal(gpointer o, const gchar * signal, const int timeout_seconds=5)
{
// wait for the signal or for timeout, whichever comes first
const auto handler_id = g_signal_connect_swapped(o, signal,
G_CALLBACK(g_main_loop_quit),
loop);
const auto timeout_id = g_timeout_add_seconds(timeout_seconds,
wait_for_signal__timeout,
loop);
g_main_loop_run(loop);
g_source_remove(timeout_id);
g_signal_handler_disconnect(o, handler_id);
}
/* convenience func to loop for N msec */
void wait_msec(int msec=50)
{
const auto id = g_timeout_add(msec, wait_msec__timeout, loop);
g_main_loop_run(loop);
g_source_remove(id);
}
GMainLoop * loop;
GTestDBus * test_dbus;
GDBusConnection * conn;
};
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