Ogone\Tests\OgoneTest::DirectLinkPaymentIsSuccessful PHP Method

    public function DirectLinkPaymentIsSuccessful($alias)
    {
        $passphrase = new Passphrase(PASSPHRASE_SHA_IN);
        $shaComposer = new AllParametersShaComposer($passphrase);
        $directLinkRequest = new DirectLinkPaymentRequest($shaComposer);
        $orderId = uniqid('order_');
        // create a unique order id
        $directLinkRequest->setOrderid($orderId);
        $alias = new Alias($alias);
        $directLinkRequest->setPspid(PSPID);
        $directLinkRequest->setUserId(USERID);
        $directLinkRequest->setPassword(PASSWORD);
        $directLinkRequest->setAlias($alias);
        $directLinkRequest->setAmount(100);
        $directLinkRequest->setCurrency('EUR');
        $directLinkRequest->setEci(new Eci(Eci::ECOMMERCE_RECURRING));
        $directLinkRequest->validate();
        $body = array();
        foreach ($directLinkRequest->toArray() as $key => $value) {
            $body[strtoupper($key)] = $value;
        }
        $body['SHASIGN'] = $directLinkRequest->getShaSign();
        $client = new Client($directLinkRequest->getOgoneUri());
        $request = $client->post(null, null, $body);
        $response = $request->send();
        $directLinkResponse = new DirectLinkPaymentResponse($response->getBody(true));
        $this->assertTrue($directLinkResponse->isSuccessful());
        return $alias;
    }