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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 "timedated-fixture.h"
#include <datetime/timezone-timedated.h>
using unity::indicator::datetime::TimedatedTimezone;
/***
****
***/
#define TIMEZONE_FILE (SANDBOX"/timezone")
class TimezoneFixture: public TimedateFixture
{
private:
typedef TimedateFixture super;
protected:
void SetUp() override
{
super::SetUp();
}
void TearDown() override
{
super::TearDown();
}
public:
/* convenience func to set the timezone file */
void set_file(const std::string& text)
{
g_debug("set_file %s %s", TIMEZONE_FILE, text.c_str());
auto fp = fopen(TIMEZONE_FILE, "w+");
fprintf(fp, "%s\n", text.c_str());
fclose(fp);
sync();
}
};
/**
* Test that timezone-timedated warns, but doesn't crash, if the timezone file doesn't exist
*/
TEST_F(TimezoneFixture, NoFile)
{
remove(TIMEZONE_FILE);
ASSERT_FALSE(g_file_test(TIMEZONE_FILE, G_FILE_TEST_EXISTS));
TimedatedTimezone tz(TIMEZONE_FILE);
testLogCount(G_LOG_LEVEL_WARNING, 1);
}
/**
* Test that timezone-timedated gives a default of UTC if the file doesn't exist
*/
TEST_F(TimezoneFixture, DefaultValueNoFile)
{
const std::string expected_timezone = "Etc/Utc";
remove(TIMEZONE_FILE);
ASSERT_FALSE(g_file_test(TIMEZONE_FILE, G_FILE_TEST_EXISTS));
TimedatedTimezone tz(TIMEZONE_FILE);
ASSERT_EQ(expected_timezone, tz.timezone.get());
}
/**
* Test that timezone-timedated picks up the initial value
*/
TEST_F(TimezoneFixture, InitialValue)
{
const std::string expected_timezone = "America/Chicago";
set_file(expected_timezone);
TimedatedTimezone tz(TIMEZONE_FILE);
}
/**
* Test that changing the tz after we are running works.
*/
TEST_F(TimezoneFixture, ChangedValue)
{
const std::string initial_timezone = "America/Chicago";
const std::string changed_timezone = "America/New_York";
set_file(initial_timezone);
TimedatedTimezone tz(TIMEZONE_FILE);
ASSERT_EQ(initial_timezone, tz.timezone.get());
bool changed = false;
tz.timezone.changed().connect(
[&changed, this](const std::string& s){
g_message("timezone changed to %s", s.c_str());
changed = true;
g_main_loop_quit(loop);
});
g_idle_add([](gpointer gself){
static_cast<TimedateFixture*>(gself)->set_timezone("America/New_York");
return G_SOURCE_REMOVE;
}, this);
g_main_loop_run(loop);
ASSERT_TRUE(changed);
ASSERT_EQ(changed_timezone, tz.timezone.get());
}
/**
* Test that timezone-timedated picks up the initial value
*/
TEST_F(TimezoneFixture, IgnoreComments)
{
const std::string comment = "# Created by cloud-init v. 0.7.5 on Thu, 24 Apr 2014 14:03:29 +0000";
const std::string expected_timezone = "Europe/Berlin";
set_file(comment + "\n" + expected_timezone);
TimedatedTimezone tz(TIMEZONE_FILE);
ASSERT_EQ(expected_timezone, tz.timezone.get());
}
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