public function testPostFormWithFiles()
{
$guzzle = $this->getGuzzle();
$client = new Client();
$client->setClient($guzzle);
$files = array('test' => __DIR__ . '/fixtures.txt');
$params = array('foo' => 'bar');
$client->request('POST', 'http://www.example.com/', $params, $files);
$request = end($this->history)['request'];
$stream = $request->getBody();
$boundary = $stream->getBoundary();
$this->assertEquals("--{$boundary}\r\nContent-Disposition: form-data; name=\"foo\"\r\nContent-Length: 3\r\n" . "\r\nbar\r\n" . "--{$boundary}\r\nContent-Disposition: form-data; name=\"test\"; filename=\"fixtures.txt\"\r\nContent-Length: 4\r\n" . "Content-Type: text/plain\r\n\r\nfoo\n\r\n--{$boundary}--\r\n", $stream->getContents());
}