Introduction to Po mode "suggestions collection"

Hello everyone , I meet you again , I'm your friend, Quan Jun .

PO Model introduction

1. What is? PO Pattern

PO The model is :Page Object Model Abbreviation   Page object model 
 effect ： Is to separate the test page from the test script , That is, encapsulate the page into a class , For the test script to call ;
 Layering mechanism , Let different layers do different types of things , Make the code structure clear , Increase reusability .
PO The design pattern is Selenium One of the best design patterns in automated testing , It is mainly reflected in the encapsulation of interface interaction details 

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2. Don't use PO There are several situations in the design ：

• Poor reusability , Poor scalability , Poor readability , Bad maintenance ,UI Projects with frequent interfaces are troublesome to maintain .

3.PO The advantages and disadvantages of the model

 advantage ：
 Improve the readability of the code 
 Reduced code duplication 
 Improve code maintainability , Especially for UI Projects with frequent interfaces 

 shortcoming ：
 The project structure is complicated , Because it is modularized according to the process 

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