### Question:
GitHubTokenResponse extends OAuthAccessTokenResponse { @Override public Long getExpiresIn() { String value = getParam(OAuth.OAUTH_EXPIRES_IN); return value == null? null: Long.valueOf(value); }  @Override String getAccessToken(); @Override String getTokenType(); @Override Long getExpiresIn(); @Override String getRefreshToken(); @Override String getScope(); @Override OAuthToken getOAuthToken();  }### Answer:
@Test public void testGetExpiresIn() throws Exception { }