<?php

App::uses('DatetimeHelper', 'Tools.View/Helper');
App::uses('MyCakeTestCase', 'Tools.TestSuite');
App::uses('View', 'View');

/**
 * Datetime Test Case
 *
 * @package cake.tests
 * @subpackage cake.tests.cases.libs.view.helpers
 */
class DatetimeHelperTest extends MyCakeTestCase {

	public function setUp() {
		$this->Datetime = new DatetimeHelper(new View(null));
	}

	/**
	 * test user age
	 *
	 * 2012-04-10 ms
	 */
	public function testUserAge() {
		$res = $this->Datetime->userAge('2010-01-01');
		$this->assertTrue($res >= 2);
	}


	/**
	 * test cweek
	 *
	 * 2009-03-11 ms
	 */
	public function testLengthOfTime() {

		$this->assertEquals('6 '.__('Minutes').', 40 '.__('Seconds'), $this->Datetime->lengthOfTime(400));

		$res = $this->Datetime->lengthOfTime(400, 'i');
		//pr($res);
		$this->assertEquals('6 '.__('Minutes'), $res);

		$res = $this->Datetime->lengthOfTime(6*DAY);
		//pr($res);
		$this->assertEquals('6 '.__('Days').', 0 '.__('Hours'), $res);

		#TODO: more


	}

	public function testRelLengthOfTime() {
		//echo $this->_header(__FUNCTION__);

		$res = $this->Datetime->relLengthOfTime(date(FORMAT_DB_DATETIME, time()-3600));
		//pr($res);
		$this->assertTrue(!empty($res));

		$res = $this->Datetime->relLengthOfTime(date(FORMAT_DB_DATETIME, time()-4*DAY-5*HOUR), null, array('plural'=>'n'));
		//pr($res);
		//$this->assertEquals($res, 'Vor 4 Tagen, 5 '.__('Hours'));
		$this->assertEquals(__('%s ago', '4 '.__('Days').', '.'5 '.__('Hours')), $res);

		$res = $this->Datetime->relLengthOfTime(date(FORMAT_DB_DATETIME, time()+4*DAY+5*HOUR), null, array('plural'=>'n'));
		//pr($res);
		$this->assertEquals(__('In %s', '4 '.__('Days').', '.'5 '.__('Hours')), $res);

		$res = $this->Datetime->relLengthOfTime(date(FORMAT_DB_DATETIME, time()), null, array('plural'=>'n'));
		//pr($res);
		$this->assertEquals($res, __('justNow'));
	}

	// Cake internal function...
	public function testTimeAgoInWords() {
		//echo $this->_header(__FUNCTION__);

		$res = $this->Datetime->timeAgoInWords(date(FORMAT_DB_DATETIME, time()-4*DAY-5*HOUR));
		//pr($res);
	}


	public function testIsInRange() {
		//echo $this->_header(__FUNCTION__);

		$day = date(FORMAT_DB_DATETIME, time()+10*DAY);

		$this->assertTrue($this->Datetime->isInRange($day, 11*DAY));
		$this->assertTrue($this->Datetime->isInRange($day, 10*DAY));
		$this->assertFalse($this->Datetime->isInRange($day, 9*DAY));

		$day = date(FORMAT_DB_DATETIME, time()-78*DAY);
		$this->assertTrue($this->Datetime->isInRange($day, 79*DAY));
		$this->assertTrue($this->Datetime->isInRange($day, 78*DAY));
		$this->assertFalse($this->Datetime->isInRange($day, 77*DAY));

		#TODO: more


	}


/**
 * test cweek
 *
 * @access public
 * @return void
 * 2009-03-11 ms
 */
	public function testCweek() {

		$year = 2008;
		$month = 12;
		$day = 29;
		$date = mktime(0,0,0, $month, $day, $year);
		$this->assertEquals('01/'.$year, $this->Datetime->cweek($year.'-'.$month.'-'.$day));

		$year = 2009;
		$month = 1;
		$day = 1;
		$date = mktime(0,0,0, $month, $day, $year);
		$this->assertEquals('01/'.$year, $this->Datetime->cweek($year.'-'.$month.'-'.$day));

		$year = 2009;
		$month = 1;
		$day = 9;
		$date = mktime(0,0,0, $month, $day, $year);
		$this->assertEquals('02/'.$year, $this->Datetime->cweek($year.'-'.$month.'-'.$day.' 00:00:00'));

		$year = 2009;
		$month = 12;
		$day = 26;
		$date = mktime(0,0,0, $month, $day, $year);
		$this->assertEquals('52/'.$year, $this->Datetime->cweek($year.'-'.$month.'-'.$day));


	}


/**
 * test age
 *
 * @access public
 * @return void
 * 2009-03-11 ms
 */
	public function testAge() {
		list($year, $month, $day) = explode('-',date('Y-m-d'));
		$this->assertEquals('0', $this->Datetime->age($year.'-'.$month.'-'.$day, null));

		list($year, $month, $day) = explode('-',date('Y-m-d',strtotime('-10 years')));
		$this->assertEquals('10', $this->Datetime->age($year.'-'.$month.'-'.$day, null));

		list($year, $month, $day) = explode('-',date('Y-m-d',strtotime('-10 years +1 day')));
		$this->assertEquals('9', $this->Datetime->age($year.'-'.$month.'-'.$day, null));

		list($year, $month, $day) = explode('-',date('Y-m-d',strtotime('-10 years -1 day')));
		$this->assertEquals('10', $this->Datetime->age($year.'-'.$month.'-'.$day, null));

		# jahresübertritt
		list($year, $month, $day) = explode('-','2005-12-01');
		list($yearE, $monthE, $dayE) = explode('-','2008-02-29');
		$this->assertEquals('2', $this->Datetime->age($year.'-'.$month.'-'.$day, $yearE.'-'.$monthE.'-'.$dayE));

		list($year, $month, $day) = explode('-','2002-01-29');
		list($yearE, $monthE, $dayE) = explode('-','2008-12-02');
		$this->assertEquals('6', $this->Datetime->age($year.'-'.$month.'-'.$day, $yearE.'-'.$monthE.'-'.$dayE));

		# schaltjahr
		list($year, $month, $day) = explode('-','2005-02-29');
		list($yearE, $monthE, $dayE) = explode('-','2008-03-01');
		$this->assertEquals('3', $this->Datetime->age($year.'-'.$month.'-'.$day, $yearE.'-'.$monthE.'-'.$dayE));

		list($year, $month, $day) = explode('-','2005-03-01');
		list($yearE, $monthE, $dayE) = explode('-','2008-02-29');
		$this->assertEquals('2', $this->Datetime->age($year.'-'.$month.'-'.$day, $yearE.'-'.$monthE.'-'.$dayE));

		#zukunft
		list($yearE, $monthE, $dayE) = explode('-',date('Y-m-d',strtotime('+10 years -1 day')));
		$this->assertEquals('9', $this->Datetime->age(null, $yearE.'-'.$monthE.'-'.$dayE));

		list($yearE, $monthE, $dayE) = explode('-',date('Y-m-d',strtotime('+10 years +1 day')));
		$this->assertEquals('10', $this->Datetime->age(null, $yearE.'-'.$monthE.'-'.$dayE));
		$birthday = '1985-04-08';

		$relativeDate = '2010-04-07';
		$this->assertEquals('24', $this->Datetime->age($birthday, $relativeDate));

		$relativeDate = '2010-04-08';
		$this->assertEquals('25', $this->Datetime->age($birthday, $relativeDate));

		$relativeDate = '2010-04-09';
		$this->assertEquals('25', $this->Datetime->age($birthday, $relativeDate));

	}

/**
 * test IsInTheFuture
 *
 * @access public
 * @return void
 * 2010-02-18 ms
 */

	public function testIsInTheFuture() {
		$testDate = date(FORMAT_DB_DATE, time()+2*DAY);
		$is = $this->Datetime->isInTheFuture($testDate);
		$this->assertTrue($is);

		$testDate = date(FORMAT_DB_DATETIME, time()-1*MINUTE);
		$is = $this->Datetime->isInTheFuture($testDate);
		$this->assertFalse($is);
	}

/**
 * test IsNotTodayAndInTheFuture
 *
 * @access public
 * @return void
 * 2010-02-18 ms
 */

	public function testIsNotTodayAndInTheFuture() {
		$testDate = date(FORMAT_DB_DATE, time());
		$is = $this->Datetime->isNotTodayAndInTheFuture($testDate);
		$this->assertFalse($is);

		$testDate = date(FORMAT_DB_DATETIME, time()+1*DAY);
		$is = $this->Datetime->isNotTodayAndInTheFuture($testDate);
		$this->assertTrue($is);
	}

/**
 * test IsDayAfterTomorrow
 *
 * @access public
 * @return void
 * 2010-02-18 ms
 */

	public function testIsDayAfterTomorrow() {
		$testDate = date(FORMAT_DB_DATE, time()+2*DAY);
		$is = $this->Datetime->isDayAfterTomorrow($testDate);
		$this->assertTrue($is);

		$testDate = date(FORMAT_DB_DATETIME, time()-1*MINUTE);
		$is = $this->Datetime->isDayAfterTomorrow($testDate);
		$this->assertFalse($is);
	}


/**
 * tearDown method
 *
 * @access public
 * @return void
 */
	public function tearDown() {
		unset($this->Datetime);
	}
}