Nfield.Services.Implementation.NfieldSurveyRelocationsService.QueryAsync C# (CSharp) 메소드

        public Task<IQueryable<SurveyRelocation>> QueryAsync(string surveyId)
        {
            CheckSurveyId(surveyId);

            return Client.GetAsync(RelocationsApi(surveyId).AbsoluteUri)
                         .ContinueWith(
                             responseMessageTask => responseMessageTask.Result.Content.ReadAsStringAsync().Result)
                         .ContinueWith(
                             stringTask =>
                             JsonConvert.DeserializeObject<List<SurveyRelocation>>(stringTask.Result).AsQueryable())
                         .FlattenExceptions();
        }

 public void TestQueryAsync_SurveyIdIsEmpty_Throws()
 {
     var target = new NfieldSurveyRelocationsService();
     Assert.Throws<ArgumentException>(() => UnwrapAggregateException(target.QueryAsync("")));
 }