/**
* @runInSeparateProcess
* @preserveGlobalState disabled
*/
public function testPubSub()
{
$process = CM_Process::getInstance();
$process->fork(function () {
$redisClient = CM_Service_Manager::getInstance()->getRedis();
return $redisClient->subscribe('foo', function ($channel, $message) {
if ($message === 'test') {
return null;
}
return [$channel, $message];
});
});
$clientCount = 0;
// use a timeout because there's no easy way to know when the forked process will subscribe to the channel...
for ($loopCount = 0; 0 === $clientCount; $loopCount++) {
$clientCount = $this->_client->publish('foo', 'test');
if ($loopCount > 40) {
$process->killChildren();
$this->fail('Failed to publish on a Redis subpub channel.');
}
usleep(50 * 1000);
}
$this->_client->publish('foo', 'bar');
$resultList = $process->waitForChildren();
$this->assertCount(1, $resultList);
foreach ($resultList as $result) {
$this->assertSame(['foo', 'bar'], $result->getResult());
}
}
