Introduction, installation, introduction and detailed introduction to postman!

One 、Postman Background introduction

Users are developing or debugging web programs or web pages B/S Pattern program needs some methods to track web page requests , Users can use some network monitoring tools such as the famous Firebug Wait for web debugging tools . Today, I will introduce to you that this web debugging tool can not only debug simple css、html、 Script and other simple web page basic information , It can also send almost all types of HTTP request ！Postman Sending network HTTP The request aspect can be said to be Chrome One of the representative products in plug-in products .

notes ： because 2018 Beginning of the year chrome To stop chrome Application support ,postman The plug-in may not work properly . at present chrome What the app store can use is chrome Extender and topic background .

Two 、Postman Operating environment of

postman For different operating systems ,Postman Mac、Windows X32、Windows X64、Linux System , And support postman Browser extensions 、postman chrome Applications, etc .

Postman Use reference documents ：

1. Official English documents ：

https://learning.postman.com/docs/

2.chrome Plug in  postman Chinese tutorial ：

https://huajiakeji.com/web-development/2017-12/870.html

3、 ... and 、Postman Download and install

1> 、postman Download address ：

https://www.postman.com/downloads/

2>. Postman Official website download address ：

https://www.getpostman.com/apps

3>.Postman install

postman There are several installation methods , As we mentioned above , We are divided into three installation modes ：

1、chrome browser postman Plug in installation

postman Google browser installation plug-in , So the premise is that you have to install Google browser on your computer , After installing the Google browser, you still need to download what you need in the Google online app store Postman plug-in unit , The plug-in can be downloaded as follows ：

Cannot access google App store friends Sure Reference here , Or download the client version

2.Postman Computer client installation

1).macOS install  

Once you download the app , You can drag files to “ Applications ” Folder . double-click Postman open the application .

2).Windows install
Download the installation file
Run setup

3). Linux install
I haven't tried , But I found some references ( Interested friends can experiment by themselves )

ubuntu install postman: 

https://blog.csdn.net/qianmosolo/article/details/79353632

Ubuntu16.04 Installation on Postman Applications :

https://www.bluematador.com/blog/postman-how-to-install-on-ubuntu-1604?utm_source=hootsuite&utm_medium=twitter&utm_campaign=

Four 、Postman The basic function of

5、 ... and 、 Interface request flow

1. GET request
GET request ： Click on Params, Input parameters and value, You can input more than one , It's instantly displayed in URL On link ,
therefore ,GET The request header and request parameters of the request, such as when there is no special declaration in the interface document , Can not fill .

Response example ： There will be a response status code for the request , response time , And the response size

Response body example ： There can be many forms of response , I'm here because the request is Baidu ,so, The response is html , In general , Our custom interface is json Format response body

2. POST request

POST Request a ： Form submission

The request method is set in the example below , request URL, Request parameters , But there is no request header set
In my use , The request header is automatically generated according to the form of request parameters In the request header Content-Type There is an association with the format of the request parameters , such as ：

 

POST Request 2 ：json Submit

The following figure , When we choose JSON(application/json) It will automatically set up for us headers by application/json
No screenshots here For example , Friends can check by themselves

POST Request three ：xml Submit

POST Request 4 ： Binary file submission  

Other request methods are as follows PUT,DELETE General process and GET,POST almost , Here we will not give examples

6、 ... and 、 Manage use cases —Collections

stay POST There is a picture of basic functions, which roughly describes Collections The role of , Here we will elaborate on .

Collections aggregate ： Multiple requests can be put together , And manage it . What kind of interface requests can be placed in the same collection in ？

I'm here to tell you that you can do this ： One project, one Collection, This makes it easy to find and process data in a unified way .

 

 

First step , establish Collections

Click on the belt in the picture above + Icon for , Input Name:”abc”,Description:” Example demo”, Click on Create Button to create a successful Collections. The second step , stay Collections Add a request to

Prepare all the data requested by the interface on the right side , After verification , Click on save Button .

After you save it, you can see it here , You can click here to call again later , It's convenient, fast and convenient

 

collections Fine management , Here we group different requests
Add subfolders

 

This is the result of our fine division , Does it look more organized ？

7、 ... and 、 Authentication Authentication 

1、Basic Auth

It's a basic validation , So it's going to be easier Will directly put the user name 、 The password information is placed in the requested Header in .

2、Digest Auth

than Basic Auth It's a lot more complicated . Generated with the currently filled in value authorization header. So it's generating header Make sure the settings are correct before . If the current header Already exist ,postman Will remove the previous header.

3、OAuth 1.0

postman Of OAuth helper Let you sign up for OAuth

1.0 Authentication based requests .OAuth No need to get access token, You need to go. API Obtained by the provider .OAuth 1.0 Can be in header Or set in query parameters value.

4、OAuth 2.0

postman Support acquisition OAuth 2.0 token To add to requests in .

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Finally, Xiaobian arranges some learning material notes and the above postman A full set of tutorials for using interface testing tools

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