/**
* Extracts a sorted range of TimePoint
*
* @param array $tags
* @return array
*/
protected function getRange($tags)
{
$range = $this->timeLine->find($tags, TimePoint::TARGET_SERVER);
TimePoint::sort($range);
return $range;
}
/**
* Computes the duration between two TimePoint
* @param TimePoint $start
* @param TimePoint $end
* @return float
* @throws InconsistentRangeException
*/
protected function getRangeDuration($start, $end)
{
// the two TimePoint must have the same target to be consistent
if ($start->getTarget() != $end->getTarget()) {
throw new InconsistentRangeException('A time range must be defined by two TimePoint with the same target');
}
// the two TimePoint must be correctly ordered
$rangeDuration = $end->getTimestamp() - $start->getTimestamp();
if ($rangeDuration < 0) {
throw new InconsistentRangeException('A START TimePoint cannot take place after the END!');
}
return $rangeDuration;
}
/**
* Test TimePoint::sort() method
* @dataProvider testSortProvider
*/
public function testSort(array $range, array $expectedResult)
{
$this->assertEquals($expectedResult, TimePoint::sort($range));
}