Vue 3 Testing with Vitest from Pluralsight

Vue is one of the world’s most popular frameworks for building front-end applications. With Vitest, you can write tests to prevent and detect regression. This course will teach you to use Vitest for a diverse array of tests.

Vue is a popular and expressive framework used to build front-end applications. But how can you ensure that your applications are robust, error-free, and easy to maintain? In this course, Vue 3 Testing with Vitest, you’ll learn to test Vue 3 applications using Vitest. First, you’ll explore an overview of installing and configuring Vitest. Next, you’ll discover fundamental Vitest skills: snapshot testing, in-source testing, and viewing test results in an organized manner. Finally, you’ll learn advanced Vitest techniques - multithreading with Tinypool, mocking with Tinyspy, and benchmarking with Tinybench. When you’re finished with this course, you’ll have the skills and knowledge of testing Vue 3 applications with Vitest needed to cover any Vue application with practical and professional tests, ensuring it works correctly and delivers the results you need.

What's inside

Syllabus

Course Overview

Introduction to Testing with Vitest

Vitest Setup and Configuration

Snapshot Testing with Vitest

In-source Testing with Vitest

Vitest UI

Mocking Vitest Tests with TinySpy

Multi-thread Testing with Vitest and Tinypool

Benchmarking Vitest Tests with Tinybench

Test Coverage with Vitest and c8

Summary

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Covers unit tests, which are a standard practice for front-end development

Taught by Daniel Stern, who is recognized for their work in web development

Develops skills for writing diverse array of tests, which are core for ensuring code quality

Requires test-driven development (TDD) approach, which may be new to some learners

Assumes learners have familiarity with Vue.js and Vitest, which may limit beginner learners

Lacks accessibility features and does not provide transcripts for videos, which may hinder learners with disabilities

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Vue 3 Testing with Vitest with these activities:

Review JavaScript testing fundamentals

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Strengthen the foundation for Vue testing by refreshing JavaScript testing fundamentals, ensuring a solid understanding of testing concepts.

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Read articles or watch videos on JavaScript testing fundamentals.
Review basic testing concepts such as unit testing, integration testing, and end-to-end testing.
Practice writing JavaScript unit tests using a testing framework like Jest.

Join a study group or online forum dedicated to Vitest

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Participating in a study group or online forum will provide you with opportunities to ask questions, share knowledge, and collaborate with other Vitest learners.

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Find a study group or online forum dedicated to Vitest
Join the group or forum
Participate in discussions and ask questions

Follow a Vitest tutorial series

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Supplement course learning by following a Vitest tutorial series to reinforce understanding and gain practical experience.

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Search for a reputable Vitest tutorial series.
Follow the tutorials step-by-step.
Take notes and highlight important concepts.
Complete the exercises and assignments.
Discuss the tutorials with classmates or online forums.

11 other activities

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Attend online or in-person meetups or conferences on Vitest

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Networking events are a great way to connect with other Vitest users and learn about best practices and new developments.

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Find online or in-person meetups or conferences related to Vitest
Attend the event
Network with other attendees

Review asynchronous Javascript and async/await usage

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Review asynchronous Javascript and async/await usage to better prepare for course topics on testing asynchronous code.

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Read the MDN web docs on asynchronous Javascript and async/await.
Find an online tutorial on asynchronous Javascript and async/await.
Complete the exercises in the tutorial.

Participate in a study group on Vue testing

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Engage with peers to enhance understanding and knowledge by collaborating on Vue testing challenges and solutions.

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Find a study group or create one with classmates.
Establish regular meeting times.
Prepare topics for discussion.
Take turns presenting and discussing topics.
Collaborate on practice exercises and projects.

Write snapshot tests

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Writing snapshot tests will give you practical experience with a fundamental Vitest skill and deepen your understanding of how it works.

Browse courses on Snapshot Testing

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Set up a Vue 3 project
Install Vitest
Write a simple Vue component
Create a snapshot test for the component

Practice writing unit tests for Vue components

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Reinforce understanding of unit testing by writing tests for Vue components, a key skill for testing Vue applications.

Browse courses on Unit Testing

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Create a new Vue project.
Add a simple component to the project.
Write unit tests for the component using Vitest.
Run the tests and verify that they pass.

Build a test suite with Vitest

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Building a test suite will give you hands-on experience with Vitest and help you develop a deeper understanding of its capabilities.

Browse courses on Testing

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Set up a Vue 3 project
Install Vitest
Write tests for different scenarios
Organize tests into a logical structure

Follow tutorials on advanced Vitest techniques

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Following tutorials on advanced Vitest techniques will expose you to new concepts and expand your knowledge on how to use Vitest effectively.

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Search for tutorials on Vitest advanced techniques
Watch or read the tutorials
Try out the techniques in your own projects

Develop a Vue application and write comprehensive tests using Vitest

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Enhance understanding of Vue and Vitest by developing a full-fledged application and testing its functionality thoroughly.

Browse courses on Vue

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Design and implement a Vue application.
Identify the components and features to be tested.
Write comprehensive Vitest tests to cover the application's functionality.
Run the tests and verify that they pass.
Document the testing process and results.

Create a Vue 3 application and test it with Vitest

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Working on a project will allow you to apply your knowledge of Vitest in a real-world scenario and solidify your skills.

Browse courses on Vue 3

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Plan the application's features and functionality
Set up a Vue 3 project
Install Vitest
Write tests for the application's core components
Implement the application's functionality

Create a blog post on testing Vue applications with Vitest

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Enhance understanding and solidify knowledge by creating a blog post that explains how to test Vue applications with Vitest.

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Proofread and edit the blog post.
Identify the main concepts of Vitest.
Write a draft of the blog post.
Find images or create visuals to illustrate the concepts.
Publish the blog post on a personal blog or platform.

Contribute to the Vitest open-source project

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Deepen understanding of Vitest internals and gain practical experience by contributing to the open-source project.

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Find an issue or feature request on the Vitest GitHub repository.
Read the issue or feature request carefully.
Propose a solution or implement the feature.
Create a pull request with your changes.
Review and address feedback from the Vitest maintainers.

Career center

Learners who complete Vue 3 Testing with Vitest will develop knowledge and skills that may be useful to these careers:

Frontend Developer

Frontend Developers are responsible for the design and implementation of the user interface of a website or application. They use their knowledge of HTML, CSS, and JavaScript to create a visually appealing and user-friendly experience. This course can help Frontend Developers build a strong foundation in testing Vue 3 applications using Vitest. This will enable them to write more robust and maintainable code, which can lead to a more successful career.

See salaries and explore the career path for Frontend Developer

Software Engineer

Software Engineers design, develop, test, and maintain software systems. They use their knowledge of programming languages and software engineering principles to create software that meets the needs of users. This course can help Software Engineers build a strong foundation in testing Vue 3 applications using Vitest. This will enable them to write more robust and maintainable code, which can lead to a more successful career.

See salaries and explore the career path for Software Engineer

Web Developer

Web Developers are responsible for the design and development of websites and web applications. They use their knowledge of HTML, CSS, JavaScript, and other web technologies to create websites that meet the needs of users. This course can help Web Developers build a strong foundation in testing Vue 3 applications using Vitest. This will enable them to write more robust and maintainable code, which can lead to a more successful career.

See salaries and explore the career path for Web Developer

Software Tester

Software Testers are responsible for testing software to ensure that it meets the requirements of users. They use their knowledge of testing techniques and tools to identify and resolve defects. This course can help Software Testers build a strong foundation in testing Vue 3 applications using Vitest. This will enable them to write more effective test cases and identify more defects, which can lead to a more successful career.

See salaries and explore the career path for Software Tester

Test Engineer

Test Engineers are responsible for testing software to ensure that it meets the requirements of users. They use their knowledge of testing techniques and tools to identify and resolve defects. This course can help Test Engineers build a strong foundation in testing Vue 3 applications using Vitest. This will enable them to write more effective test cases and identify more defects, which can lead to a more successful career.

See salaries and explore the career path for Test Engineer

Quality Assurance Engineer

Quality Assurance Engineers are responsible for testing software to ensure that it meets the requirements of users. They use their knowledge of testing techniques and tools to identify and resolve defects. This course can help Quality Assurance Engineers build a strong foundation in testing Vue 3 applications using Vitest. This will enable them to write more effective test cases and identify more defects, which can lead to a more successful career.

See salaries and explore the career path for Quality Assurance Engineer

Web Designer

Web Designers are responsible for the design and development of websites and web applications. They use their knowledge of design principles and web development tools to create websites that are visually appealing and user-friendly. This course can help Web Designers build a strong foundation in testing Vue 3 applications using Vitest. This will enable them to write more effective test cases and identify more design issues, which can lead to a more successful career.

See salaries and explore the career path for Web Designer

User Experience Designer

User Experience Designers are responsible for the design and development of user interfaces. They use their knowledge of user experience principles and design tools to create user interfaces that are easy to use and enjoyable. This course can help User Experience Designers build a strong foundation in testing Vue 3 applications using Vitest. This will enable them to write more effective test cases and identify more usability issues, which can lead to a more successful career.

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Project Manager

Project Managers are responsible for the planning and execution of projects. They use their knowledge of project management principles and tools to ensure that projects are completed on time, within budget, and to the required quality. This course may be useful for Project Managers who want to learn more about testing Vue 3 applications using Vitest. This knowledge can help them to better manage the testing process and ensure that projects are delivered with high quality.

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Product Manager

Product Managers are responsible for the development and launch of new products. They use their knowledge of product development and marketing principles to create products that meet the needs of users. This course may be useful for Product Managers who want to learn more about testing Vue 3 applications using Vitest. This knowledge can help them to make more informed decisions about the development and launch of new products.

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Data Analyst

Data Analysts are responsible for the analysis of data to identify trends and patterns. They use their knowledge of statistics and data analysis tools to extract insights from data. This course may be useful for Data Analysts who want to learn more about testing Vue 3 applications using Vitest. This knowledge can help them to better analyze the performance of Vue 3 applications and identify areas for improvement.

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Business Analyst

Business Analysts are responsible for the analysis of business processes to identify inefficiencies and opportunities for improvement. They use their knowledge of business analysis principles and tools to develop solutions to business problems. This course may be useful for Business Analysts who want to learn more about testing Vue 3 applications using Vitest. This knowledge can help them to better understand the testing process and ensure that Vue 3 applications are aligned with business requirements.

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UX Researcher

UX Researchers are responsible for the research and design of user experiences. They use their knowledge of user experience principles and research methods to design user interfaces that are easy to use and enjoyable. This course may be useful for UX Researchers who want to learn more about testing Vue 3 applications using Vitest. This knowledge can help them to better evaluate the user experience of Vue 3 applications.

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Technical Writer

Technical Writers are responsible for the creation of technical documentation. They use their knowledge of writing and technical principles to create documentation that is clear, concise, and accurate. This course may be useful for Technical Writers who want to learn more about testing Vue 3 applications using Vitest. This knowledge can help them to write more effective documentation for Vue 3 applications.

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IT Consultant

IT Consultants are responsible for the provision of advice and support to organizations on the use of information technology. They use their knowledge of IT principles and practices to help organizations improve their IT systems and processes. This course may be useful for IT Consultants who want to learn more about testing Vue 3 applications using Vitest. This knowledge can help them to better advise organizations on the testing of Vue 3 applications.

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Reading list

We've selected two books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Vue 3 Testing with Vitest.

Building Large Scale Web Apps

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Great resource for anyone looking to learn more about the fundamentals of testing JavaScript applications. It covers topics such as test-driven development, unit testing, and integration testing.

Building large scale web apps

Kindle Edition