### Question:
WxMpMemberCardUserInfoResult implements Serializable { public static WxMpMemberCardUserInfoResult fromJson(String json) { return WxMpGsonBuilder.create().fromJson(json, WxMpMemberCardUserInfoResult.class); }  @Override String toString(); static WxMpMemberCardUserInfoResult fromJson(String json);  }### Answer:
@Test public void testFromJson() throws Exception { String json = "{\n" + " \"errcode\": 0,\n" + " \"errmsg\": \"ok\",\n" + " \"openid\": \"obLatjjwDolFj******wNqRXw\",\n" + " \"nickname\": \"*******\",\n" + " \"membership_number\": \"658*****445\",\n" + " \"bonus\": 995,\n" + " \"sex\": \"MALE\",\n" + " \"user_info\": {\n" + " \"common_field_list\": [\n" + " {\n" + " \"name\": \"USER_FORM_INFO_FLAG_MOBILE\",\n" + " \"value\": \"15*****518\"\n" + " },\n" + " {\n" + " \"name\": \"USER_FORM_INFO_FLAG_NAME\",\n" + " \"value\": \"HK\"\n" + " },\n" + " {\n" + " \"name\": \"USER_FORM_INFO_FLAG_EDUCATION_BACKGROUND\",\n" + " \"value\": \"研究生\"\n" + " }\n" + " ],\n" + " \"custom_field_list\": [\n" + " {\n" + " \"name\": \"兴趣\",\n" + " \"value\": \"钢琴\",\n" + " \"value_list\": []\n" + " },\n" + " {\n" + " \"name\": \"喜好\",\n" + " \"value\": \"郭敬明\",\n" + " \"value_list\": []\n" + " },\n" + " {\n" + " \"name\": \"职业\",\n" + " \"value\": \"\",\n" + " \"value_list\": [\n" + " \"赛车手\",\n" + " \"旅行家\"\n" + " ]\n" + " }\n" + " ]\n" + " },\n" + " \"user_card_status\": \"NORMAL\",\n" + " \"has_active\": false\n" + "}"; WxMpMemberCardUserInfoResult userInfoResult = WxMpMemberCardUserInfoResult.fromJson(json); assertNotNull(userInfoResult); assertFalse(userInfoResult.getHasActive()); assertTrue(userInfoResult.getSex().equalsIgnoreCase("MALE")); assertNotNull(userInfoResult.getUserInfo()); assertNotNull(userInfoResult.getUserInfo().getCommonFieldList()); assertNotNull(userInfoResult.getUserInfo().getCustomFieldList()); assertTrue(userInfoResult.getUserInfo().getCommonFieldList().length == 3); assertTrue(userInfoResult.getUserInfo().getCustomFieldList()[2].getValueList()[0].equalsIgnoreCase("赛车手")); System.out.println(userInfoResult); }