### Question:
WxMaUserServiceImpl implements WxMaUserService { @Override public WxMaJscode2SessionResult getSessionInfo(String jsCode) throws WxErrorException { return service.jsCode2SessionInfo(jsCode); } WxMaUserServiceImpl(WxMaService service); @Override WxMaJscode2SessionResult getSessionInfo(String jsCode); @Override WxMaUserInfo getUserInfo(String sessionKey, String encryptedData, String ivStr); @Override void setUserStorage(Map<String, String> kvMap, String sessionKey, String openid); @Override WxMaPhoneNumberInfo getPhoneNoInfo(String sessionKey, String encryptedData, String ivStr); @Override boolean checkUserInfo(String sessionKey, String rawData, String signature);  }### Answer:
@Test public void testGetSessionKey() throws Exception { assertNotNull(this.wxService.getUserService().getSessionInfo("aaa")); }
@Test public void testGetSessionInfo() { }