Uecode\Bundle\QPushBundle\Provider\FileProvider::delete PHP Method

    public function delete($id)
    {
        $success = false;
        if (isset($this->filePointerList[$id])) {
            $fileName = $id;
            $path = substr(hash('md5', (string) $fileName), 0, 3);
            $fs = new Filesystem();
            $fs->remove($this->queuePath . DIRECTORY_SEPARATOR . $path . DIRECTORY_SEPARATOR . $fileName . '.json');
            fclose($this->filePointerList[$id]);
            unset($this->filePointerList[$id]);
            $success = true;
        }
        if (rand(1, 10) === 5) {
            $this->cleanUp();
        }
        return $success;
    }

 public function testDelete()
 {
     $this->provider->create();
     $path = substr(hash('md5', '123'), 0, 3);
     mkdir($this->basePath . DIRECTORY_SEPARATOR . $this->queueHash . DIRECTORY_SEPARATOR . $path);
     touch($this->basePath . DIRECTORY_SEPARATOR . $this->queueHash . DIRECTORY_SEPARATOR . $path . DIRECTORY_SEPARATOR . '123.json');
     $messages = $this->provider->receive();
     $this->assertNotEmpty($messages);
     $this->assertTrue($this->provider->delete(123));
 }