Web automated testing - cypress testing framework

1. Introduction to cypress

JavaScript-based front-end testing tool
Enables fast, easy, reliable testing of anything running in the browser
Support review for every step of operation
Covers all test types of the test pyramid model [interface testing, integration testing, unit testing]
The underlying protocol does not use WebDriver > Cypress official website: https://www.cypress.io/

2. Comparison between cypress and selenium

project	Cypress	Selenium
Supported languages	Javascript	Java, Python, Javascript, Ruby, C#等
Support browser	Chrome、Electron	Various major browsers
main user	front-end developer	QA
Test framework used	Mocha	Unlimited
Do you need a browser driver?	no	need
Test speed	quick	Slightly slower
Record test videos and snapshots	support	Supported, but requires writing code
community support	slightly weak	powerful

3. Cypress environment deployment

Install node.js official website address: https://nodejs.org/zh-cn/
Install cypress
- Initialize the project: npm init
- Configure Taobao mirror: npm config set registry http://registry.npm.taobao.org/
- Install cypress: npm install cypress –save-dev
Open cypress
- npx cypress open

4. Basic usage of cypress framework

Basic usage of cypress

describe declares a collection of test cases
beforeEach test case pre-operation, equivalent to setup
it declares a test case
cy.get locates elements and uses css to position them
type input text
click click operation
should assert

describe('搜索功能', ()=>{
    beforeEach(()=>{
        // 打开网页
        cy.visit("https://ceshiren.com/")
    })

    it('输入搜索内容，正确返回搜索结果', () => {
        // 点击输入框
        cy.get('#search-button').click()
        // 输入测试开发
        cy.get('#search-term').type('测试开发')
        // 点击enter键
        cy.get('#search-term').type('{enter}')
        // 断言结果
        cy.get('#ember21').should('contain', '测试');
    })
})

Finally, I would like to thank everyone who has read my article carefully. Looking at the increase in fans and attention, there is always some courtesy. Although it is not a very valuable thing, if you can use it, you can take it directly!

Software Testing Interview Document

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