<?php namespace Sabre\VObject\Property\ICalendar; use Sabre\VObject\Component\VCalendar; use Sabre\VObject\Component\VEvent; class DurationTest extends \PHPUnit_Framework_TestCase { function testGetDateInterval() { $vcal = new VCalendar(); $event = $vcal->add('VEVENT', array('DURATION' => array('PT1H'))); $this->assertEquals( new \DateInterval('PT1H'), $event->{'DURATION'}->getDateInterval() ); } }