<?php namespace Sabre\VObject; use DateTime; use DateTimeZone; class RecurrenceIteratorInfiniteLoopProblemTest extends \PHPUnit_Framework_TestCase { /** * This bug came from a Fruux customer. This would result in a never-ending * request. */ function testFastForwardTooFar() { $ev = Component::create('VEVENT'); $ev->DTSTART = '20090420T180000Z'; $ev->RRULE = 'FREQ=WEEKLY;BYDAY=MO;UNTIL=20090704T205959Z;INTERVAL=1'; $this->assertFalse($ev->isInTimeRange(new DateTime('2012-01-01 12:00:00'),new DateTime('3000-01-01 00:00:00'))); } /** * Different bug, also likely an infinite loop. */ function testYearlyByMonthLoop() { $ev = Component::create('VEVENT'); $ev->UID = 'uuid'; $ev->DTSTART = '20120101T154500'; $ev->DTSTART['TZID'] = 'Europe/Berlin'; $ev->RRULE = 'FREQ=YEARLY;INTERVAL=1;UNTIL=20120203T225959Z;BYMONTH=2;BYSETPOS=1;BYDAY=SU,MO,TU,WE,TH,FR,SA'; $ev->DTEND = '20120101T164500'; $ev->DTEND['TZID'] = 'Europe/Berlin'; // This recurrence rule by itself is a yearly rule that should happen // every february. // // The BYDAY part expands this to every day of the month, but the // BYSETPOS limits this to only the 1st day of the month. Very crazy // way to specify this, and could have certainly been a lot easier. $cal = Component::create('VCALENDAR'); $cal->add($ev); $it = new RecurrenceIterator($cal,'uuid'); $it->fastForward(new DateTime('2012-01-29 23:00:00', new DateTimeZone('UTC'))); $collect = array(); while($it->valid()) { $collect[] = $it->getDTSTART(); if ($it->getDTSTART() > new DateTime('2013-02-05 22:59:59', new DateTimeZone('UTC'))) { break; } $it->next(); } $this->assertEquals( array(new DateTime('2012-02-01 15:45:00', new DateTimeZone('Europe/Berlin'))), $collect ); } }