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tdepim/karm/test/locking.cpp

152 lines
3.7 KiB

#include <assert.h>
#include <tqstring.h>
#include <tqfile.h>
#include <tqdir.h>
#include <tdecmdlineargs.h>
#include <tdeapplication.h>
#include <resourcecalendar.h>
#include <resourcelocal.h>
#include <calendarresources.h>
#include "lockerthread.h"
const TQString icalfilename = "karmtest.ics";
// If one thread has the file is locked, the other cannot get the lock.
short test1()
{
short rval = 0;
KCal::CalendarResources *calendars = 0;
KCal::ResourceCalendar *calendar = 0;
KCal::CalendarResources::Ticket *lock = 0;
calendars = new KCal::CalendarResources( TQString::fromLatin1( "UTC" ) );
calendar = new KCal::ResourceLocal( icalfilename );
lock = calendars->requestSaveTicket( calendar );
if ( !lock )
{
kdDebug( 5970 ) << "test1(): failed to lock " << icalfilename << endl;
rval = 1;
}
if ( !rval )
{
LockerThread thread( icalfilename );
thread.run();
if ( thread.gotlock() )
{
kdDebug( 5970 ) << "test1(): second thread was able to lock " << icalfilename << endl;
rval = 1;
}
}
// This frees the lock memory.
calendars->releaseSaveTicket( lock );
delete calendar;
delete calendars;
return rval;
}
// First thread opens but doesn't lock, second should get lock.
short test2()
{
short rval = 0;
KCal::CalendarResources *calendars = 0;
KCal::ResourceCalendar *calendar = 0;
KCal::CalendarResources::Ticket *lock = 0;
calendars = new KCal::CalendarResources( TQString::fromLatin1( "UTC" ) );
calendar = new KCal::ResourceLocal( icalfilename );
LockerThread thread( icalfilename );
thread.run();
if ( !thread.gotlock() )
{
kdDebug(5970) << "test2(): second thread was not able to lock " << icalfilename << endl;
rval = 1;
}
delete calendar;
delete calendars;
return rval;
}
// First thread locks, then unlocks--second should get lock.
short test3()
{
short rval = 0;
KCal::CalendarResources *calendars = 0;
KCal::ResourceCalendar *calendar = 0;
KCal::CalendarResources::Ticket *lock = 0;
calendars = new KCal::CalendarResources( TQString::fromLatin1( "UTC" ) );
calendar = new KCal::ResourceLocal( icalfilename );
// lock then unlock
lock = calendars->requestSaveTicket( calendar );
if ( !lock )
{
kdDebug( 5970 ) << "test1(): failed to lock " << icalfilename << endl;
rval = 1;
}
calendars->releaseSaveTicket( lock );
// second thread should get lock
if ( !rval )
{
LockerThread thread( icalfilename );
thread.run();
if ( !thread.gotlock() )
{
kdDebug( 5970 ) << "test1(): second thread was not able to lock " << icalfilename << endl;
rval = 1;
}
}
delete calendar;
delete calendars;
return rval;
}
// TODO:
// If one thread changes the file, the other is notified.
// What happens if we lock one incident and try to change another?
int main( int argc, char *argv[] )
{
short rval = 0;
// Use another directory than the real one, just to keep things clean
// TDEHOME needs to be writable though, for a tdesycoca database
// FIXME: Delete this directory when done with test.
setenv( "TDEHOME", TQFile::encodeName( TQDir::homeDirPath() + "/.tde-testresource" ), true );
// Copied from Till's test in libkcal. Not sure what this is for.
setenv( "TDE_FORK_SLAVES", "yes", true ); // simpler, for the final cleanup
// Copied from Till's test in libkcal. Not sure what this is for.
TDEApplication::disableAutoDcopRegistration();
TDECmdLineArgs::init(argc,argv,"testresourcelocking", 0, 0, 0, 0);
TDEApplication app( false, false );
// basic libkcal locking stuff
if ( !rval ) rval = test1();
if ( !rval ) rval = test2();
if ( !rval ) rval = test3();
return rval;
}