/**
* waits and connects the process of map container
*
* @param Snidel_MapContainer
* @return void
* @throws RuntimeException
*/
private function waitsAndConnectsProcess(Snidel_MapContainer $mapContainer)
{
if ($this->joined) {
return;
}
while ($mapContainer->isProcessing()) {
$status = null;
$childPid = pcntl_waitpid(-1, $status);
if (!pcntl_wifexited($status)) {
$message = 'error in child.';
$this->error($message);
throw new RuntimeException($message);
}
$data = new Snidel_Data($childPid);
try {
$this->results[$childPid] = $data->readAndDelete();
} catch (RuntimeException $e) {
throw $e;
}
unset($this->childPids[array_search($childPid, $this->childPids)]);
if ($nextMap = $mapContainer->nextMap($childPid)) {
try {
$nextMapPid = $this->fork($nextMap->getCallable(), array($this->results[$childPid]), null, $nextMap->getToken());
} catch (RuntimeException $e) {
throw $e;
}
$this->info('started next map ' . $childPid . ' -> ' . $nextMapPid);
$nextMap->countTheForked();
$nextMap->addChildPid($nextMapPid);
}
$mapContainer->countTheCompleted($childPid);
}
$this->joined = true;
}
/**
* @test
*/
public function writeAndRead()
{
$data = new Snidel_Data(getmypid());
$data->write('foo');
$this->assertSame($data->readAndDelete(), 'foo');
}