<?php
require_once($_SERVER['DOCUMENT_ROOT'] . '/simpletest/autorun.php');
require_once('date_time_helper.php');
/**
* Unit test for DateTime Helper class
*
* @package DateTimeHelper
* @author Morshed Alam <[email protected]>
* @link http://github.com/morshedalam/date_time_helper/
* @website http://morshed-alam.com
*/
class TestOfDateTimeHelper extends UnitTestCase
{
private function printTestInfo($func)
{
print ucfirst(preg_replace('/^test /', '',
strtolower(preg_replace('/(?<!\ )[A-Z]/', ' $0', $func))
)) . "<br />";
}
function testTimeDifferenceShouldBeZero()
{
$this->printTestInfo(__FUNCTION__);
$helper = new DateTimeHelper();
$this->assertEqual($helper->timeDifference(), new DateInterval('PT0S'));
}
function testTimeDiffAsWordsShouldBeNull()
{
$this->printTestInfo(__FUNCTION__);
$helper = new DateTimeHelper();
$this->assertEqual($helper->timeDiffAsWords(), '');
}
function testTimeDiffAsWordsShouldBeLessThanAMinute()
{
$this->printTestInfo(__FUNCTION__);
$helper = new DateTimeHelper();
$this->assertEqual($helper->timeDiffAsWords(date('Y-m-d H:i:s')), 'less than a minute ago');
}
function testTimeDiffAsWordsShouldBeAboutOneHour()
{
$this->printTestInfo(__FUNCTION__);
$helper = new DateTimeHelper();
$this->assertEqual($helper->timeDiffAsWords('2012-02-01 10:00:10', '2012-02-01 11:00:01'), 'about an hour ago');
}
}
?>
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