https://github.com/softx0/jestintroduction

Beginning in core of Jest knowledge
https://github.com/softx0/jestintroduction

javascript jest

Last synced: about 2 months ago
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Beginning in core of Jest knowledge

• Host: GitHub
• URL: https://github.com/softx0/jestintroduction
• Owner: Softx0
• Created: 2022-02-08T00:44:57.000Z (over 3 years ago)
• Default Branch: master
• Last Pushed: 2022-02-10T01:26:25.000Z (over 3 years ago)
• Last Synced: 2025-02-09T09:15:32.860Z (4 months ago)
• Topics: javascript, jest
• Language: HTML
• Homepage:
• Size: 220 KB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Introduction to Unit test w/ Jest

## Topics

- describe scope

- it scope 

- test scope 

- test.todo for a test that not be defined

- Object Assignments

- Falsy and Truthy values

- Numerics test

- Floating numeric test 

- strings test

- the not matchers for negation

- toMatch to test w/ regExp

- Arrays test

- Handle Exception test

- Create your own matchers for the win

- the methods for control the flow of the tests 

    - beforeAll

    - afterAll

    - beforeEach

    - afterEach

- Promises test ( util for REST Services ) in three differents ways

    - async/await

    - Promises

    - Callbacks

- Use the option from the jest cli 

    - coverageAll

    - watchAll

### Coverage report captures

![AllFiles Coverage](src/assets/images/AllFiles-Coverage.png)

![Calculator Coverage](src/assets/images/calculator-js-coverage.png)

![Calculator not Coverage](src/assets/images/index-js-calculator-js-notCoverage.png)

![Quote Promises Coverage](src/assets/images/quote-js-coverage.png)