@Test(expected = OAuthException.class)
    public void createTokenWithOutUid() throws IOException {
        extractor.createToken("ACCESS_TOKEN", null,
            123, null, null, mapper.readTree(responseError), responseError);
    }
Weibo token extra test.
<p>More info at: <a href="http://open.weibo.com/wiki/Oauth2/access_token">Oauth2/access token</a></p>
<p>
pac4j-oauth/src/test/java/org/pac4j/scribe/extractors/WeiboJsonExtractorTest.java