<?php
  
  namespace Sabre\VObject;
  
  class FreeBusyGeneratorTest extends \PHPUnit_Framework_TestCase {
  
      function getInput() {
  
          // shows up
  $blob1 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  DTSTART:20110101T120000Z
  DTEND:20110101T130000Z
  END:VEVENT
  END:VCALENDAR
  ICS;
  
      // opaque, shows up
  $blob2 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  TRANSP:OPAQUE
  DTSTART:20110101T130000Z
  DTEND:20110101T140000Z
  END:VEVENT
  END:VCALENDAR
  ICS;
  
      // transparent, hidden
  $blob3 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  TRANSP:TRANSPARENT
  DTSTART:20110101T140000Z
  DTEND:20110101T150000Z
  END:VEVENT
  END:VCALENDAR
  ICS;
  
      // cancelled, hidden
  $blob4 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  STATUS:CANCELLED
  DTSTART:20110101T160000Z
  DTEND:20110101T170000Z
  END:VEVENT
  END:VCALENDAR
  ICS;
  
      // tentative, shows up
  $blob5 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  STATUS:TENTATIVE
  DTSTART:20110101T180000Z
  DTEND:20110101T190000Z
  END:VEVENT
  END:VCALENDAR
  ICS;
  
      // outside of time-range, hidden
  $blob6 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  DTSTART:20110101T090000Z
  DTEND:20110101T100000Z
  END:VEVENT
  END:VCALENDAR
  ICS;
  
      // outside of time-range, hidden
  $blob7 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  DTSTART:20110104T090000Z
  DTEND:20110104T100000Z
  END:VEVENT
  END:VCALENDAR
  ICS;
  
      // using duration, shows up
  $blob8 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  DTSTART:20110101T190000Z
  DURATION:PT1H
  END:VEVENT
  END:VCALENDAR
  ICS;
  
      // Day-long event, shows up
  $blob9 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  DTSTART;TYPE=DATE:20110102
  END:VEVENT
  END:VCALENDAR
  ICS;
  
  // No duration, does not show up
  $blob10 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  DTSTART:20110101T200000Z
  END:VEVENT
  END:VCALENDAR
  ICS;
  
  // encoded as object, shows up
  $blob11 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  DTSTART:20110101T210000Z
  DURATION:PT1H
  END:VEVENT
  END:VCALENDAR
  ICS;
  
  // Freebusy. Some parts show up
  $blob12 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VFREEBUSY
  FREEBUSY:20110103T010000Z/20110103T020000Z
  FREEBUSY;FBTYPE=FREE:20110103T020000Z/20110103T030000Z
  FREEBUSY:20110103T030000Z/20110103T040000Z,20110103T040000Z/20110103T050000Z
  FREEBUSY:20120101T000000Z/20120101T010000Z
  FREEBUSY:20110103T050000Z/PT1H
  END:VFREEBUSY
  END:VCALENDAR
  ICS;
  
  // Yearly recurrence rule, shows up
  $blob13 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  DTSTART:20100101T220000Z
  DTEND:20100101T230000Z
  RRULE:FREQ=YEARLY
  END:VEVENT
  END:VCALENDAR
  ICS;
  
  // Yearly recurrence rule + duration, shows up
  $blob14 = <<<ICS
  BEGIN:VCALENDAR
  BEGIN:VEVENT
  DTSTART:20100101T230000Z
  DURATION:PT1H
  RRULE:FREQ=YEARLY
  END:VEVENT
  END:VCALENDAR
  ICS;
  
  
          return array(
              $blob1,
              $blob2,
              $blob3,
              $blob4,
              $blob5,
              $blob6,
              $blob7,
              $blob8,
              $blob9,
              $blob10,
              Reader::read($blob11),
              $blob12,
              $blob13,
              $blob14,
          );
  
      }
  
      function testGenerator() {
  
          $gen = new FreeBusyGenerator(
              new \DateTime('20110101T110000Z', new \DateTimeZone('UTC')),
              new \DateTime('20110103T110000Z', new \DateTimeZone('UTC')),
              $this->getInput()
          );
  
          $result = $gen->getResult();
  
          $expected = array(
              '20110101T120000Z/20110101T130000Z',
              '20110101T130000Z/20110101T140000Z',
              '20110101T180000Z/20110101T190000Z',
              '20110101T190000Z/20110101T200000Z',
              '20110102T000000Z/20110103T000000Z',
              '20110101T210000Z/20110101T220000Z',
  
              '20110103T010000Z/20110103T020000Z',
              '20110103T030000Z/20110103T040000Z',
              '20110103T040000Z/20110103T050000Z',
              '20110103T050000Z/20110103T060000Z',
  
              '20110101T220000Z/20110101T230000Z',
              '20110101T230000Z/20110102T000000Z',
          );
  
          foreach($result->VFREEBUSY->FREEBUSY as $fb) {
  
              $this->assertContains((string)$fb, $expected);
  
              $k = array_search((string)$fb, $expected);
              unset($expected[$k]);
  
          }
          if (count($expected)>0) {
              $this->fail('There were elements in the expected array that were not found in the output: ' . "
  "  . print_r($expected,true) . "
  " . $result->serialize());
  
          }
  
      }
  
      function testGeneratorBaseObject() {
  
          $obj = new Component('VCALENDAR');
          $obj->METHOD = 'PUBLISH';
  
          $gen = new FreeBusyGenerator();
          $gen->setObjects(array());
          $gen->setBaseObject($obj);
  
          $result = $gen->getResult();
  
          $this->assertEquals('PUBLISH', $result->METHOD->value);
  
      }
  
      /**
       * @expectedException InvalidArgumentException
       */
      function testInvalidArg() {
  
          $gen = new FreeBusyGenerator(
              new \DateTime('2012-01-01'),
              new \DateTime('2012-12-31'),
              new \StdClass()
          );
  
      }
  
  }