preferences-test.h revision e8ebaeb1196c691db1bbc589549ee4c45648d3d0
/** @file
* @brief Unit tests for the Preferences object
*/
/* Authors:
* Krzysztof Kosiński <tweenk.pl@gmail.com>
*
* This file is released into the public domain.
*/
#include <cxxtest/TestSuite.h>
#include "preferences.h"
#include <glibmm/ustring.h>
// test observer
class TestObserver : public Inkscape::Preferences::Observer {
public:
TestObserver(Glib::ustring const &path) :
Inkscape::Preferences::Observer(path),
value(0) {}
virtual void notify(Inkscape::Preferences::Entry const &val)
{
value = val.getInt();
}
int value;
};
class PreferencesTest : public CxxTest::TestSuite {
public:
void setUp() {
prefs = Inkscape::Preferences::get();
}
void tearDown() {
prefs = NULL;
Inkscape::Preferences::unload();
}
void testStartingState()
{
TS_ASSERT(prefs != NULL);
TS_ASSERT_EQUALS(prefs->isWritable(), false);
}
void testOverwrite()
{
prefs->setInt("/test/intvalue", 123);
prefs->setInt("/test/intvalue", 321);
TS_ASSERT_EQUALS(prefs->getInt("/test/intvalue"), 321);
}
void testDefaultReturn()
{
TS_ASSERT_EQUALS(prefs->getInt("/this/path/does/not/exist", 123), 123);
}
void testLimitedReturn()
{
prefs->setInt("/test/intvalue", 1000);
// simple case
TS_ASSERT_EQUALS(prefs->getIntLimited("/test/intvalue", 123, 0, 500), 123);
// the below may seem quirky but this behaviour is intended
TS_ASSERT_EQUALS(prefs->getIntLimited("/test/intvalue", 123, 1001, 5000), 123);
// corner cases
TS_ASSERT_EQUALS(prefs->getIntLimited("/test/intvalue", 123, 0, 1000), 1000);
TS_ASSERT_EQUALS(prefs->getIntLimited("/test/intvalue", 123, 1000, 5000), 1000);
}
void testKeyObserverNotification()
{
Glib::ustring const path = "/some/random/path";
TestObserver obs("/some/random");
obs.value = 1;
prefs->setInt(path, 5);
TS_ASSERT_EQUALS(obs.value, 1); // no notifications sent before adding
prefs->addObserver(obs);
prefs->setInt(path, 10);
TS_ASSERT_EQUALS(obs.value, 10);
prefs->setInt("/some/other/random/path", 10);
TS_ASSERT_EQUALS(obs.value, 10); // value should not change
prefs->removeObserver(obs);
prefs->setInt(path, 15);
TS_ASSERT_EQUALS(obs.value, 10); // no notifications sent after removal
}
void testEntryObserverNotification()
{
Glib::ustring const path = "/some/random/path";
TestObserver obs(path);
obs.value = 1;
prefs->setInt(path, 5);
TS_ASSERT_EQUALS(obs.value, 1); // no notifications sent before adding
prefs->addObserver(obs);
prefs->setInt(path, 10);
TS_ASSERT_EQUALS(obs.value, 10);
// test that filtering works properly
prefs->setInt("/some/random/value", 1234);
TS_ASSERT_EQUALS(obs.value, 10);
prefs->setInt("/some/randomvalue", 1234);
TS_ASSERT_EQUALS(obs.value, 10);
prefs->setInt("/some/random/path2", 1234);
TS_ASSERT_EQUALS(obs.value, 10);
prefs->removeObserver(obs);
prefs->setInt(path, 15);
TS_ASSERT_EQUALS(obs.value, 10); // no notifications sent after removal
}
void testPreferencesEntryMethods()
{
prefs->setInt("/test/prefentry", 100);
Inkscape::Preferences::Entry val = prefs->getEntry("/test/prefentry");
TS_ASSERT(val.isValid());
TS_ASSERT_EQUALS(val.getPath(), "/test/prefentry");
TS_ASSERT_EQUALS(val.getEntryName(), "prefentry");
TS_ASSERT_EQUALS(val.getInt(), 100);
}
private:
Inkscape::Preferences *prefs;
};
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :