public function testCreateRoleDraft($roleHref)
{
$xml = <<<XML
<?xml version="1.0" encoding="UTF-8"?>
<RoleInput>
<identifier>testCreateRoleDraft</identifier>
<mainLanguageCode>eng-GB</mainLanguageCode>
<names>
<value languageCode="eng-GB">testCreateRoleDraft</value>
</names>
<descriptions>
<value languageCode="eng-GB">testCreateRoleDraft description</value>
</descriptions>
</RoleInput>
XML;
$request = $this->createHttpRequest('POST', $roleHref, 'RoleInput+xml', 'RoleDraft+json');
$request->setContent($xml);
$response = $this->sendHttpRequest($request);
self::assertHttpResponseCodeEquals($response, 201);
self::assertHttpResponseHasHeader($response, 'Location');
$href = $response->getHeader('Location');
$this->addCreatedElement($href);
return $href . '/draft';
}