feat(test)!: upgrade to Vitest v5 with migration support - #2551

Draft

fengmk2 wants to merge 72 commits into

fix/remove-oxc-bin-wrappersfrom

rfc/vitest-v5-upgrade

Commits on Sep 21, 2026

docs(rfc): plan Vitest v5 upgrade
fengmk2
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b869918
docs(rfc): refine Vitest v5 migration
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c6e2555
docs(rfc): target final Vitest v5 release
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1229638
feat(test): upgrade to Vitest v5 with migration support
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e2fdcb0
fix(tools): preserve Vitest v5 pins during remote sync
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a7db16d
fix(migrate): preserve Vitest config and assertion semantics
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98791e1
fix(ci): align vendored Vitest dependencies before install
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086de9f
fix(ci): preserve Vitest alignment during branding
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9807048
fix(test): stabilize Vitest v5 CI coverage
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ccb22aa
fix(test): backport Vitest browser define handling
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b1ab5fc
fix(ci): exclude Rolldown from Vitest upgrade validation
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77427e2
ci: remove vendored Vite test gate
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4db74d7
fix(ecosystem): use supported Node runtimes before migration
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d3625a8
refactor(migrate): replace Babel with native Oxc analysis
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100b9b0
fix(migrate): preserve Oxc AST JSON during analysis
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fd91192
fix(deps): preserve Vitest lockfile entry after rebase
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ec477ff
fix(test): scope browser aliases and refresh Vite snapshots
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0a3317c
fix(deps): normalize Vitest transitive lockfile entries
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a5603df
fix(migrate): address Vitest v5 review findings
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fba4a97
fix(test): resolve Vitest v5 CI failures
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fc16bd1
fix(deps): upgrade rustls to patched release
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408de16
docs(test): classify Preview timer bug as pre-existing
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815f6f1
fix(migrate): preserve Vitest inheritance, timeouts, and global scopes
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41bc481
fix(migrate): resolve active Vitest configs and setup scopes
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5992dc7
test: stabilize Vitest v5 CI fixtures
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11117f7
fix(migrate): honor Vitest discovery and setup resolution
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a762a5d
fix: upgrade Vitest to 5.0.1 and remove browser define backport
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3451310
test: stabilize Vitest snapshot CI
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c1eb16f
fix(migrate): detect actual Vitest source usage
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21ee408
fix(migrate): accept current Node runtime aliases
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69c5d58
fix(migrate): refine Vitest v5 migration and diagnostics
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880e190
fix(migrate): upgrade Node pins and remove migration state
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76afc61
feat(migrate): automate Vitest v5 benchmark and API settings
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cac6783
refactor(migrate): simplify Vitest v5 migration helpers
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2dd1201
chore: align workspace catalog ordering with sync-remote
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140212c
fix(migrate): prefer plain benchmark names when safe
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9c1d21a
fix(migrate): preserve benchmark ownership and rollback blockers
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5e8986e
fix(migrate): handle in-source Vitest benchmarks
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1c70cf4
fix(migrate): remove configless Vitest review prompts
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bf1c741
feat(migrate): document Vitest v4 compatibility settings
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48bc338
fix(migrate): report Vitest review findings once
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3da739d
refactor(tools): convert vendored Vitest helper to TypeScript
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ff0552a
fix(migrate): accept supported whole-major Node engine ranges
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ce97e07
ci: run vendored Vitest helper directly with Node
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8db8636
fix(migrate): limit Vitest v5 diagnostics to behavior changes
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612a4c4
fix(ci): run vendored Vitest alignment with tsx
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cde930d
docs: align Vitest v5 RFC with migration behavior
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e5b7dbf
fix(test): preserve browser declaration dependencies and augmentations
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636e65e
fix(test): preserve workspace runner API identity
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26b4305
test(ecosystem): add Codiff coverage
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288ca4e
perf(test): remove runtime Node version check
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cc529e0
perf(test): reduce config startup checks
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a93f579
fix(ci): rebuild Codiff native PTY dependency
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759d94b
fix(ci): patch Vitest 5 ecosystem compatibility
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784b9f8
docs: align Vitest version and provider guidance
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1e1d883
refactor(test): leave WebDriverIO provider community-managed
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fb05ac3
test(ecosystem): cover community WebDriverIO projects
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360796b
fix(migrate): enforce WebDriverIO provider v5 minimum
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a0f59e2
fix(migrate): align WebDriverIO browser dependency
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2f60423
refactor(test)!: migrate and remove legacy test aliases
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b36ec62
docs(migrate): describe automatic WebDriverIO upgrade
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c3c2832
fix(migrate): reuse inherited Vitest ignore rules
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9a0fa85
fix(migrate): resolve Vitest global scopes and reduce review noise
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2cc8c6c
docs(migrate): document Vite+ 1.0 upgrade workflow
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8c2c23f
fix(docs): resolve Workers preview origins
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b000d52
fix(migrate): avoid unnecessary pnpm vite dependencies
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d779370
docs(migrate): review removal of Vitest compatibility settings
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ead243e
fix(ci): preserve npmx Nuxt test plugins
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bae82be
fix(cli): use preview documentation links across CLI surfaces
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483a1cd
refactor(migrate): simplify Vitest v5 migration planning
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08d31ca
fix(migrate): cover Vitest v5 compatibility review gaps
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5214a55
test: refresh Yarn rebuild timing snapshot
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cb0c4d2