<?php

namespace Omnipay\MultiSafepay\Message;

use Mockery as m;
use Omnipay\Tests\TestCase;
use ReflectionMethod;

class XmlAbstractRequestTest extends TestCase
{
    /**
     * @var AbstractRequest
     */
    private $request;

    protected function setUp()
    {
        $this->request = m::mock('\Omnipay\MultiSafepay\Message\AbstractRequest')->makePartial();
    }

    /**
     * @covers \Omnipay\MultiSafepay\Message\AbstractRequest::getHeaders()
     */
    public function testUserAgentHeaderMustNotBeSet()
    {
        $method = new ReflectionMethod('\Omnipay\MultiSafepay\Message\AbstractRequest', 'getHeaders');
        $method->setAccessible(true);

        $headers = $method->invoke($this->request);
        $this->assertArrayHasKey(
            'User-Agent',
            $headers,
            'Omitting User-Agent header not allowed because then Guzzle will set it and cause 403 Forbidden on the gateway'
        );
        $this->assertEquals('Omnipay', $headers['User-Agent'], 'User-Agent header set');
    }
}