/**
* Returns true if the cache is outdated.
*
* @return bool true, cache is outdated of non exsitant.
*/
public function isOutdated()
{
$this->boot();
$compiled_tracked_files = new TrackedFiles([$this->output_dir]);
$current_tracked_files = new TrackedFiles($this->paths);
if ($current_tracked_files->modifiedAfter($compiled_tracked_files)) {
$this->profiler->set('tracker.reason', 'One of the tracked files has been modified.');
return true;
}
$this->profiler->set('tracker.reason', false);
return false;
}
/**
* What happens when a file is modified after 'compilation'
*/
public function testModifyAfter()
{
$time = time();
$file = tempnam($this->directory_a, 'tracked_files_unittest_a_file1');
touch($file, $time - 100);
$file = tempnam($this->directory_b, 'tracked_files_unittest_b_file1');
touch($file, $time - 50);
$file = tempnam($this->directory_a, 'tracked_files_unittest_a_file2');
touch($file, $time);
$t1 = new TrackedFiles([$this->directory_a]);
$t2 = new TrackedFiles([$this->directory_b]);
self::assertTrue($t1->modifiedAfter($t2));
self::assertFalse($t2->modifiedAfter($t1));
}