Test WCF Service by using WCFTestClient.exe

WCFTestClient.exe is GUI tool which is developed by Microsoft to test WCF Service without creating any client application. In WCF test Client tool, you simply pass the input parameters for WCF service and you can view the service response.

There are few steps to use the WCFTestClient.exe and call the WCF Service

              1.       Get WCF Service WSDL URL, if Service is already created .

WCF Order Service:

  

WCF WSDL URL:  http://localhost:4580/OrderService.svc?wsdl

WSDL document:

2.       Open Developer Command Prompt for VS 2017 

3.       Type the WCFTestClient and then Enter

4.       GUI Application – WCF Test Client will be opened

5.       Select My Service Projects and  Click on ‘ Add Service’  Option

6.       Add Service Popup window will be opened and type the service endpoint URL as address and click OK

Now Service’s methods and signature will be displayed and click on GetData Method

               

7.       Now pass service input parameter value as 100 and click on Invoke button and you will get “You entered: 100 “as service response.