dav/SabreDAV/tests/Sabre/VObject/RecurrenceIteratorInfiniteLoopProblemTest.php

   1 <?php
   2
   3 class Sabre_VObject_RecurrenceIteratorInfiniteLoopProblemTest extends PHPUnit_Framework_TestCase {
   4
   5     /**
   6      * This bug came from a Fruux customer. This would result in a never-ending
   7      * request.
   8      */
   9     function testFastForwardTooFar() {
  10
  11         $ev = Sabre_VObject_Component::create('VEVENT');
  12         $ev->DTSTART = '20090420T180000Z';
  13         $ev->RRULE = 'FREQ=WEEKLY;BYDAY=MO;UNTIL=20090704T205959Z;INTERVAL=1';
  14
  15         $this->assertFalse($ev->isInTimeRange(new DateTime('2012-01-01 12:00:00'),new DateTime('3000-01-01 00:00:00')));
  16
  17     }
  18
  19     /**
  20      * Different bug, also likely an infinite loop.
  21      */
  22     function testYearlyByMonthLoop() {
  23
  24         $ev = Sabre_VObject_Component::create('VEVENT');
  25         $ev->UID = 'uuid';
  26         $ev->DTSTART = '20120101T154500';
  27         $ev->DTSTART['TZID'] = 'Europe/Berlin';
  28         $ev->RRULE = 'FREQ=YEARLY;INTERVAL=1;UNTIL=20120203T225959Z;BYMONTH=2;BYSETPOS=1;BYDAY=SU,MO,TU,WE,TH,FR,SA';
  29         $ev->DTEND = '20120101T164500';
  30         $ev->DTEND['TZID'] = 'Europe/Berlin';
  31
  32         // This recurrence rule by itself is a yearly rule that should happen
  33         // every february.
  34         //
  35         // The BYDAY part expands this to every day of the month, but the
  36         // BYSETPOS limits this to only the 1st day of the month. Very crazy
  37         // way to specify this, and could have certainly been a lot easier.
  38         $cal = Sabre_VObject_Component::create('VCALENDAR');
  39         $cal->add($ev);
  40
  41         $it = new Sabre_VObject_RecurrenceIterator($cal,'uuid');
  42         $it->fastForward(new DateTime('2012-01-29 23:00:00', new DateTimeZone('UTC')));
  43
  44         $collect = array();
  45
  46         while($it->valid()) {
  47             $collect[] = $it->getDTSTART();
  48             if ($it->getDTSTART() > new DateTime('2013-02-05 22:59:59', new DateTimeZone('UTC'))) {
  49                 break;
  50             }
  51             $it->next();
  52
  53         }
  54
  55         $this->assertEquals(
  56             array(new DateTime('2012-02-01 15:45:00', new DateTimeZone('Europe/Berlin'))),
  57             $collect
  58         );
  59
  60     }
  61
  62
  63 }