Update vitest to v4 #5791
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Update vitest to v4 #5791
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🦋 Changeset detectedLatest commit: 77e1fd6 The changes in this PR will be included in the next version bump. This PR includes changesets to release 1 package
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Tests are failing even on main branch on my laptop, so I'm checking on CI if there is any failures |
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Hoishin
November 22, 2025 21:03
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Pull request overview
This PR updates Vitest from v3 to v4, modernizing the test infrastructure and aligning with the latest Vitest APIs and configuration patterns.
Key Changes:
- Vitest and all related packages updated from v3.2.4 to v4.0.12
- Configuration migrated from deprecated
vitest.workspace.tstoprojectsoption invitest.config.ts - Package
@vitest/runneradded as new peer dependency for type definitions - Test utilities updated to use Vitest v4's assert API
Reviewed changes
Copilot reviewed 9 out of 10 changed files in this pull request and generated 1 comment.
Show a summary per file
| File | Description |
|---|---|
| vitest.workspace.ts | Removed in favor of inline projects configuration |
| vitest.shared.ts | Simplified by moving most config to main vitest.config.ts |
| vitest.config.ts | New centralized config file with projects array for workspace support |
| pnpm-lock.yaml | Updated all vitest-related dependencies from v3.2.4 to v4.0.12 |
| packages/vitest/src/utils.ts | Updated to use Vitest v4's assert API, removed node:assert dependency |
| packages/vitest/src/index.ts | Added @vitest/runner types import, simplified TestCollectorCallable interface |
| packages/vitest/package.json | Updated peer dependencies to vitest ^4.0.0 and added @vitest/runner ^4.0.0 |
| package.json | Updated root devDependencies for all @vitest/* packages to ^4.0.12 |
| .changeset/tiny-windows-ring.md | Documents the vitest v4 support as a minor change |
Files not reviewed (1)
- pnpm-lock.yaml: Language not supported
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Type
Description
Update and support Vitest v4
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