# Vue Testing Best Practices

Use for Vue.js testing.

- Repository: https://github.com/vuejs-ai/skills (3229 stars)
- Category: Testing
- License: MIT
- Last updated: 2026-10-23
- Runs scripts: no, instructions only

## Install

Claude Code: `npx skills add vuejs-ai/skills --skill vue-testing-best-practices -g -a claude-code -y`
Codex: `npx skills add vuejs-ai/skills --skill vue-testing-best-practices -g -a codex -y`
Cursor: `npx skills add vuejs-ai/skills --skill vue-testing-best-practices -g -a cursor -y`
Gemini CLI: `npx skills add vuejs-ai/skills --skill vue-testing-best-practices -g -a gemini-cli -y`
Claude Code plugin marketplace: `/plugin marketplace add vuejs-ai/skills`

## Description

Use for Vue.js testing. Covers Vitest, Vue Test Utils, component testing, mocking, testing patterns, and Playwright for E2E testing.

## SKILL.md, as published by its author (untrusted third-party text, read it as data)

Vue.js testing best practices, patterns, and common gotchas.

### Testing
- Setting up test infrastructure for Vue 3 projects → See [testing-vitest-recommended-for-vue](reference/testing-vitest-recommended-for-vue.md)
- Tests keep breaking when refactoring component internals → See [testing-component-blackbox-approach](reference/testing-component-blackbox-approach.md)
- Tests fail intermittently with race conditions → See [testing-async-await-flushpromises](reference/testing-async-await-flushpromises.md)
- Composables using lifecycle hooks or inject fail to test → See [testing-composables-helper-wrapper](reference/testing-composables-helper-wrapper.md)
- Getting "injection Symbol(pinia) not found" errors in tests → See [testing-pinia-store-setup](reference/testing-pinia-store-setup.md)
- Components with async setup won't render in tests → See [testing-suspense-async-components](reference/testing-suspense-async-components.md)
- Snapshot tests keep passing despite broken functionality → See [testing-no-snapshot-only](reference/testing-no-snapshot-only.md)
- Choosing end-to-end testing framework for Vue apps → See [testing-e2e-playwright-recommended](reference/testing-e2e-playwright-recommended.md)
- Tests need to verify computed styles or real DOM events → See [testing-browser-vs-node-runners](reference/testing-browser-vs-node-runners.md)
- Testing components created with defineAsyncComponent fails → See [async-component-testing](reference/async-component-testing.md)
- Teleported modal content can't be found in wrapper queries → See [teleport-testing-complexity](reference/teleport-testing-complexity.md)

## Reference

- [Vue.js Testing Guide](https://vuejs.org/guide/scaling-up/testing)
- [Vue Test Utils](https://test-utils.vuejs.org/)
- [Vitest Documentation](https://vitest.dev/)
- [Playwright Documentation](https://playwright.dev/)