$expected = array(18271, 18271, 18271, 18271, 18271.0);
$tiFloor = new SimpleTimeInterval(array('h' => 5, 'm' => 4, 's' => 31), 'floor');
$tiRound = new SimpleTimeInterval(array('h' => 5, 'm' => 4, 's' => 31), 'round');
$tiCeil = new SimpleTimeInterval(array('h' => 5, 'm' => 4, 's' => 31), 'ceil');
$tiRest = new SimpleTimeInterval(array('h' => 5, 'm' => 4, 's' => 31), 'rest');
$tiFloat = new SimpleTimeInterval(array('h' => 5, 'm' => 4, 's' => 31), 'float');
$results = array($tiFloor->toSingle('s'), $tiRound->toSingle('s'), $tiCeil->toSingle('s'), $tiRest->toSingle('s'), $tiFloat->toSingle('s'));
return $results == $expected;
};
$unitTests['Interval toNatural'] = function () {
$expected = array(array('hours' => 5, 'minutes' => 4, 'seconds' => 1), array('days' => 1, 'minutes' => 4, 'seconds' => 31), array('seconds' => 0), array('hours' => 0));
$ti1 = new SimpleTimeInterval(array('h' => 5, 'm' => 4, 's' => 1));
$ti2 = new SimpleTimeInterval(array('h' => 24, 'm' => 4, 's' => 31));
$ti3 = new SimpleTimeInterval(0);
$ti4 = new SimpleTimeInterval(0);
$results = array($ti1->toNatural(), $ti2->toNatural(), $ti3->toNatural(), $ti4->toNatural('long', 'h'));
return $results == $expected;
};
$unitTests['Greatest Exact Unit'] = function () {
$expected = array('s', 'm', 'h', 'd', 'w', 'M', 'y', 'days', 'years', 'years');
$tiS = new SimpleTimeInterval(array('s' => 5));
$tiMin = new SimpleTimeInterval(array('m' => 5));
$tiH = new SimpleTimeInterval(array('h' => 5));
$tiD = new SimpleTimeInterval(array('d' => 5));
$tiW = new SimpleTimeInterval(array('w' => 5));
$tiM = new SimpleTimeInterval(array('M' => 5));
$tiY = new SimpleTimeInterval(array('y' => 5));
$tiCase1 = new SimpleTimeInterval(259200);
$tiCase2 = new SimpleTimeInterval(array('y' => 1));
$tiCase3 = new SimpleTimeInterval(array('y' => 5));
$results = array($tiS->greatestExactUnit('short'), $tiMin->greatestExactUnit('short'), $tiH->greatestExactUnit('short'), $tiD->greatestExactUnit('short'), $tiW->greatestExactUnit('short'), $tiM->greatestExactUnit('short'), $tiY->greatestExactUnit('short'), $tiCase1->greatestExactUnit('long'), $tiCase2->greatestExactUnit('long'), $tiCase3->greatestExactUnit('long'));