Vue testing best practices

Skill ulpi-io/plugin-marketplace/plugins/hyf0/skills/vue-testing-best-practices

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

Install

npx -y skills add ulpi-io/plugin-marketplace --skill vue-testing-best-practices

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SKILL.md

2.1 KB, 405 tokens by cl100k_base, as published. Nobody here has run it

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

Testing

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

Reference

What ships with it: 11 files

59.9 KB alongside SKILL.md

reference/

async-component-testing.md4.8 KB
teleport-testing-complexity.md4.0 KB
testing-async-await-flushpromises.md5.1 KB
testing-browser-vs-node-runners.md5.5 KB
testing-component-blackbox-approach.md4.6 KB
testing-composables-helper-wrapper.md6.0 KB
testing-e2e-playwright-recommended.md6.4 KB
testing-no-snapshot-only.md6.1 KB
testing-pinia-store-setup.md6.1 KB
testing-suspense-async-components.md6.3 KB
testing-vitest-recommended-for-vue.md4.9 KB

Gives 0 of the 12 instructions most e2e browser skills give in 405 tokens

Counted across 408 of the 410 authors here whose files we hold, read 2026-08-07

Use page object model patternin 34 of 408, across 24 files
Keep tests independentin 24 of 408, across 19 files
Interact using refs from the latest snapshotin 24 of 408, across 12 files
Snapshot to get element refsin 24 of 408, across 14 files
Clean up test data after each testin 20 of 408, across 14 files
Test user behavior not implementationin 19 of 408, across 13 files
Wait for specific network conditionsin 18 of 408, across 8 files
Quarantine flaky tests explicitlyin 18 of 408, across 9 files
Re-snapshot after navigation or DOM changesin 17 of 408, across 10 files
Detect running dev servers before writing test codein 17 of 408, across 7 files
Use web-first assertionsin 17 of 408, across 14 files
Ask the user which server to test if multiple are foundin 15 of 408, across 5 files

Grouped from the skills themselves: near-identical wordings counted once, and counted by distinct author, so one author publishing three of these counts once. Length counted with cl100k_base; the agent that loads this file may tokenize it differently.