QueryAsync() public method

See INfieldSurveysService.QueryAsync
public QueryAsync ( ) : Task>
return Task>
        public void TestQueryAsync_ServerReturnsQuery_ReturnsListWithSurveys()
        {
            var expectedSurveys = new[]
            { new Survey(SurveyType.Basic) { SurveyId = "TestSurvey" },
              new Survey(SurveyType.Advanced) { SurveyId = "AnotherTestSurvey" }
            };
            var mockedNfieldConnection = new Mock<INfieldConnectionClient>();
            var mockedHttpClient = CreateHttpClientMock(mockedNfieldConnection);
            mockedHttpClient
                .Setup(client => client.GetAsync(ServiceAddress + "surveys/"))
                .Returns(CreateTask(HttpStatusCode.OK, new StringContent(JsonConvert.SerializeObject(expectedSurveys))));

            var target = new NfieldSurveysService();
            target.InitializeNfieldConnection(mockedNfieldConnection.Object);

            var actualSurveys = target.QueryAsync().Result;

            Assert.Equal(expectedSurveys[0].SurveyId, actualSurveys.ToArray()[0].SurveyId);
            Assert.Equal(expectedSurveys[1].SurveyId, actualSurveys.ToArray()[1].SurveyId);
            Assert.Equal(2, actualSurveys.Count());
        }