VoV 023: Unit Testing Vue components‌ with Edd Yerburgh

Views on Vue

Aug 07, 2018•1 hr 27 min

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Episode description

Panel:

Divya Sasidharan
Chris Fritz
Joe Eames

Special Guests: Edd Yerburgh In this episode, the Views on Vue panel talks to Edd Yerburgh about unit testing Vue components. Edd is a software engineer for BBC in London and he maintains Vue Test Utils, which is a library to help make unit testing Vue components easier. They talk about how you would use Vue Test Utils, examples of components you would test with Vue Test Utils, and good patterns to use when testing. They also touch on snapshot testing, the Vue Jest library, and more! In particular, we dive pretty deep on:

Edd intro
Maintains Vue Test Utils
What is Vue Test Utils?
Library to make unit testing Vue components easier
What is a mounted component?
Would you use Vue Test Utils by yourself?
Jest, Jasmine, and Mocha
Needs to be run in a DOM environment
JS DOM
Examples of components that you would use to test with Vue Test Utils
What are good patterns to use when testing?
Consider what and if you should test?
Difficult to give a definitive answer as to when you should unit test vs you shouldn’t
What you hope when you are writing unit tests
Tests as a form of documentation
Writing unit tests to pay off in the future
What is a Snapshot test?
When would you use a snapshot test?
Leaning on Jest for snapshot tests
Vue Jest library
Testing in Vue
Creating components within your test itself
Testing a mixin
And much, much more!

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