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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-fixture.h"
#include "Clock.h"
#include "MockClock.h"
/***
****
***/
using unity::indicator::datetime::Clock;
using unity::indicator::datetime::MockClock;
using unity::indicator::datetime::SkewDetector;
class SkewFixture: public GlibFixture
{
private:
typedef GlibFixture super;
static void
on_bus_opened (GObject * o G_GNUC_UNUSED, GAsyncResult * res, gpointer gself)
{
auto self = static_cast<SkewFixture*>(gself);
GError * err = 0;
self->system_bus = 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)
{
auto self = static_cast<SkewFixture*>(gself);
GError * err = 0;
g_dbus_connection_close_finish (self->system_bus, res, &err);
g_assert_no_error (err);
g_main_loop_quit (self->loop);
}
protected:
std::shared_ptr<Clock> mockClock;
GTestDBus * test_dbus;
GDBusConnection * system_bus;
virtual void SetUp ()
{
super::SetUp ();
// pull up a test dbus
test_dbus = g_test_dbus_new (G_TEST_DBUS_NONE);
g_test_dbus_up (test_dbus);
const char * 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, nullptr, on_bus_opened, this);
g_main_loop_run (loop);
// create a clock
GDateTime * now = g_date_time_new_now_local ();
mockClock.reset (new MockClock (now));
g_date_time_unref (now);
}
virtual void TearDown ()
{
mockClock.reset();
// close the system bus
g_dbus_connection_close (system_bus, nullptr, on_bus_closed, this);
g_main_loop_run (loop);
g_clear_object (&system_bus);
// tear down the test dbus
g_test_dbus_down (test_dbus);
g_clear_object (&test_dbus);
super::TearDown ();
}
public:
void emitPrepareForSleep ()
{
g_dbus_connection_emit_signal (g_bus_get_sync (G_BUS_TYPE_SYSTEM, nullptr, nullptr),
NULL,
"/org/freedesktop/login1", // object path
"org.freedesktop.login1.Manager", // interface
"PrepareForSleep", // signal name
g_variant_new("(b)", FALSE),
NULL);
}
};
/**
* A simple "hello world" style test.
*/
TEST_F (SkewFixture, CanInstantiate)
{
SkewDetector skew (std::dynamic_pointer_cast<Clock>(mockClock));
wait_msec (500); // wait for the bus to set up
}
/**
* Confirm that changing the clock's timezone triggers a skew event
*/
TEST_F (SkewFixture, ChangingTimezonesTriggersEvent)
{
SkewDetector skew (std::dynamic_pointer_cast<Clock>(mockClock));
wait_msec (500); // wait for the bus to set up
bool skewed = false;
skew.skewDetected.connect([&skewed, this](){
skewed = true;
g_main_loop_quit(loop);
return G_SOURCE_REMOVE;
});
g_idle_add([](gpointer gclock){
GDateTime * arbitrary = g_date_time_new_local (2020, 10, 31, 18, 30, 59);
static_cast<MockClock*>(gclock)->setLocaltime (arbitrary);
g_date_time_unref (arbitrary);
return G_SOURCE_REMOVE;
}, mockClock.get());
wait_msec (1000);
EXPECT_TRUE (skewed);
GDateTime * expected = g_date_time_new_local (2020, 10, 31, 18, 30, 59);
GDateTime * actual = mockClock->localtime();
EXPECT_EQ (0, g_date_time_compare (expected, actual));
g_date_time_unref (actual);
g_date_time_unref (expected);
}
/**
* Confirm that a "PrepareForSleep" event wil trigger a skew event
*/
TEST_F (SkewFixture, PrepareForSleep)
{
SkewDetector skew (std::dynamic_pointer_cast<Clock>(mockClock));
wait_msec (500); // wait for the bus to set up
bool skewed = false;
skew.skewDetected.connect([&skewed, this](){
skewed = true;
g_main_loop_quit(loop);
return G_SOURCE_REMOVE;
});
g_idle_add ([](gpointer gself){
static_cast<SkewFixture*>(gself)->emitPrepareForSleep();
return G_SOURCE_REMOVE;
}, this);
wait_msec (1000);
EXPECT_TRUE(skewed);
}
/**
* Confirm that normal time passing doesn't trigger a skew event.
* that idling changing the clock's time triggers a skew event
*/
TEST_F (SkewFixture, IdleDoesNotTriggerEvent)
{
SkewDetector skew (std::dynamic_pointer_cast<Clock>(mockClock));
wait_msec (500); // wait for the bus to set up
bool skewed = false;
skew.skewDetected.connect([&skewed](){
skewed = true;
g_warn_if_reached();
//abort();
return G_SOURCE_REMOVE;
});
const unsigned int intervalSec = 4;
skew.intervalSec.set(intervalSec);
wait_msec (intervalSec * 2.5 * 1000);
EXPECT_FALSE (skewed);
}
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