/**
* gets the PID number from the PID file and caches it
*
* @param bool $skipCache
* @return int
*/
protected function getPid($skipCache = false)
{
$skipCache = (bool) $skipCache;
if (!$skipCache && !empty($this->pid) && $this->pid instanceof Pid) {
return $this->pid->getPid();
}
$pid = $this->pidFactory->create($this->poolPidFile);
$pidNum = $pid->getPid();
$this->pid = $pid;
return $pidNum;
}
public function testClean()
{
$testFile = "test.pid";
$pidNumber = 12345;
$pid = new Pid($this->getPath($testFile), $pidNumber);
$vfs = vfsStreamWrapper::getRoot();
$this->assertTrue($vfs->hasChild($testFile));
$pid->cleanPid();
$this->assertFalse($vfs->hasChild($testFile));
}
