public void GetByString() { //Arrange var tfh = new TestFileHelper(); var stringCol = tfh.ConvertXmlToString(tfh.GetXmlFiles()); var result = new Reader(); var fQR = new IbFlexReader.Contracts.FlexQueryResponse(); //Act foreach (var file in stringCol) { fQR = result.GetByString(file); //Assert Assert.NotNull(fQR); } }