public function testSyncSupport() { $calendarId = $this->createTestCalendar(); // fist call without synctoken $changes = $this->backend->getChangesForCalendar($calendarId, '', 1); $syncToken = $changes['syncToken']; // add a change $event = $this->createEvent($calendarId, '20130912T130000Z', '20130912T140000Z'); // look for changes $changes = $this->backend->getChangesForCalendar($calendarId, $syncToken, 1); $this->assertEquals($event, $changes['added'][0]); }