public function constructorRemovesExpiredLockFiles()
{
$this->mockLockFlagFile->lastModified(time() - (LockManager::LOCKFILE_MAXIMUM_AGE + 1));
$this->assertFileExists($this->mockLockFile->url());
$this->assertFileExists($this->mockLockFlagFile->url());
$this->lockManager->__construct();
$this->assertFileNotExists($this->mockLockFile->url());
$this->assertFileNotExists($this->mockLockFlagFile->url());
}