@Override
    public List<AppAuthData> convert(final String json) {
        return GsonUtils.getInstance().fromList(json, AppAuthData.class);
    }
@Test
    public void testConvert() {
        AppAuthData appAuthData = createFakerAppAuthDataObjects(1).get(0);
        setAppAuthDataProperties(appAuthData);
        List<AppAuthData> sources = Collections.singletonList(appAuthData);
        Gson gson = new Gson();
        String json = gson.toJson(sources);
        List<AppAuthData> appAuthDataResults = authDataHandler.convert(json);
        assertThat(appAuthDataResults.get(0), is(appAuthData));
    }