public function testRequest()
{
$i = 0;
do {
$this->c->subscribe("sayhello{$i}", function ($res) {
$res->reply("Hello, " . $res->getBody() . " !!!");
});
$this->c->request("sayhello{$i}", 'McFly', function ($message) {
$this->assertNotNull($message);
$this->assertEquals($message, 'Hello, McFly !!!');
});
$i++;
} while ($i < 100);
}