@Test
    public void createTokenHasUid() throws IOException {
        var accessToken = extractor.createToken("ACCESS_TOKEN", null,
            123, null, null, mapper.readTree(responseOk), responseOk);
        Assert.assertEquals("ACCESS_TOKEN", accessToken.getAccessToken());
        assertTrue(accessToken instanceof WeiboToken);
        if (accessToken instanceof WeiboToken) {
            Assert.assertEquals("12341234", ((WeiboToken) accessToken).getUid());
        }
    }
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