public function testGeneratorElementMediaTypeOverwrite()
{
$generator = $this->getGenerator();
$generator->startDocument('test');
$generator->startObjectElement('element', 'User');
$generator->endObjectElement('element');
$this->assertSame('{"element":{"_media-type":"application\\/vnd.ez.api.User+json"}}', $generator->endDocument('test'));
}