Necessary for Test Engineer -- package capturing tool fiddler

fiddler

1. fiddler download , Installation and setup

1. install fiddler

1. install jdk
2. download fiddler https://www.telerik.com/fiddler
3. Installation

2. Use fiddler Grab HTTP Request setup steps

1. tools -> Options -> HTTPS -> Decrypt HTTPS traffic(HTTPS Decrypt ) -> Yes -> yes -> yes -> yes ( certificate ) -> determine -> OK -> restart

2. Configure monitoring port : fiddler -> Tools -> Options -> Connections( Default 8888, It can be modified to the port number you want to monitor )

3. Browser Settings agent (IE):
   IE -> Internet Options -> Connect -> LAN settings -> Proxy settings -> Generally, agent is automatically checked -> start-up fiddler

3. fiddler Window information

1. upper : Request information

1. Raw: Complete information requested ( Request line + Request header + Request body )
2. Headers: Request header information
3. Textview/Syntaxview: Request body information
4. WebForms: Request body form display

2. below : Response information

5. Raw: Complete information of the response ( Response line + Response head + Response body )
6. Headers: Request header information
7. Textview/Syntaxview: Request body information
8. WebForms: Request body form display

3. Icon

1. Left information bar , If the previous icon is an angle bracket , Then for get request ;
2. Left information bar , If the previous icon is a form + arrow , Then for post request ;

4. fiddler Basic operation

1. Delete operation

1. In the upper menu bar × Number -> remove all;
2. The following command line : cls / clear
3. keyboard : delete
4. Shortcut key : ctrl+X

2. Filtering operation : Just grab fiddler Filter the domain name information

Click on the menu bar above filters Options -> Check use Filters -> Show only the following Hosts -> Set the domain name to view ( Such as : 127.0.0.1) -> Actions( Application ) -> Run Filterset now( Immediate effect )

3. Modify the request operation

1. Request before

Rules -> Automic Breakpoint( To set breakpoints ) -> Before request( Request before ) -> In the browser page : Add information -> In the browser page : Submit a request -> Intercept successful -> fiddler in : Double click to modify the information -> Click below Run to Completion function -> Turn off interception : disabled -> Go/Run to completion

2. After responding

Rules -> Automic Breakpoint( To set breakpoints ) -> After Response( After responding ) -> In the browser page : Add information -> In the browser page : Submit a request -> Intercept successful -> fiddler in : Double click to modify the information -> Click below Run to Completion function -> Turn off interception : disabled -> Go/Run to completion

4. Automatic response : Once a request occurs , It will automatically return to fiddler Set the response result

AutoResponder( lightning icon ) -> Select the request you want to set , Drag to the response bar below -> Rule Editior -> Select the desired response ( file ) -> Save -> Check (Enable Rules, Unmuthed requests passthrough, Enable Latency) Make rules effective

5. The interface test

Composer -> Drag the request you want to test to the information bar below -> Execute( perform )

6. Weak network test

Rules -> Performace -> Simulate Modem Speeds( At the default network speed )
Customize the network speed :
Rules -> Customize Rules&… -> Ctrl+F -> 300( The default network speed ) -> if (m_simulateModem…) Field -> above 300( The uplink rate is 300), Below 150( The downlink rate is 150) -> Ctrl+S preservation