Phalcon\Tests\Queue\Beanstalk\ExtendedTest::testShouldDoWork PHP Method

    public function testShouldDoWork()
    {
        if (!class_exists('\\duncan3dc\\Helpers\\Fork') && !class_exists('\\duncan3dc\\Forker\\Fork')) {
            $this->markTestSkipped(sprintf('%s uses fork-helper as a dependency. You can install it by running: ' . 'composer require duncan3dc/fork-helper', get_class($this->client)));
        }
        $memory = shmop_open($this->shmKey, 'c', 0644, $this->shmLimit);
        if (false === $memory) {
            $this->markTestSkipped('Cannot create shared memory block');
        } else {
            shmop_close($memory);
        }
        $expected = ['test-tube-1' => '1', 'test-tube-2' => '2'];
        # Check if we are using Fork1.0 (php < 7)
        if (class_exists('duncan3dc\\Helpers\\Fork')) {
            $fork = new \duncan3dc\Helpers\Fork();
        } else {
            $fork = new \duncan3dc\Forker\Fork();
        }
        $fork->call(function () use($expected) {
            foreach ($expected as $tube => $value) {
                $this->client->addWorker($tube, function (Job $job) {
                    // Store string "test-tube-%JOB_BODY%" in a shared memory
                    $memory = shmop_open($this->shmKey, 'c', 0644, $this->shmLimit);
                    $output = trim(shmop_read($memory, 0, $this->shmLimit));
                    $output .= sprintf("\ntest-tube-%s", $job->getBody());
                    shmop_write($memory, $output, 0);
                    shmop_close($memory);
                    throw new \RuntimeException('Forced exception to stop worker');
                });
                $this->assertNotEquals(false, $this->client->putInTube($tube, $value));
            }
            $this->client->doWork();
            exit(0);
        });
        $reflectionFork = new \ReflectionClass($fork);
        $reflectionThreads = $reflectionFork->getProperty('threads');
        $reflectionThreads->setAccessible(true);
        sleep(2);
        $reflectionThreads->setValue($fork, []);
        unset($fork);
        $memory = shmop_open($this->shmKey, 'a', 0, 0);
        $output = shmop_read($memory, 0, $this->shmLimit);
        $this->assertTrue(shmop_delete($memory));
        shmop_close($memory);
        $this->assertNotEmpty($output);
        $actual = explode("\n", trim($output));
        // Compare number of items in expected list with lines in shared memory
        $this->assertEquals(count($expected), count($actual));
        foreach ($actual as $value) {
            $this->assertArrayHasKey($value, $expected);
        }
    }