test: Vitest v4 by colinaaa · Pull Request #2158 · lynx-family/lynx-stack

colinaaa · 2026-01-30T08:10:37Z

See: https://vitest.dev/guide/migration

@coderabbitai summary

Checklist

Tests updated (or not required).
Documentation updated (or not required).
Changeset added, and when a BREAKING CHANGE occurs, it needs to be clearly marked (or not required).

changeset-bot · 2026-01-30T08:10:41Z

🦋 Changeset detected

Latest commit: ff6b5dc

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
@lynx-js/testing-environment	Minor

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Click here if you're a maintainer who wants to add another changeset to this PR

coderabbitai · 2026-01-30T08:10:48Z

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codecov · 2026-01-30T08:14:12Z

Codecov Report

✅ All modified and coverable lines are covered by tests.

📢 Thoughts on this report? Let us know!

See: https://vitest.dev/guide/migration.html#simplified-exclude

relativeci · 2026-01-30T08:36:39Z

Web Explorer

#7557 Bundle Size — 383.72KiB (0%).

ff6b5dc(current) vs bf1a177 main#7552(baseline)

Bundle metrics

1 change

	Current #7557	Baseline #7552
Initial JS	`154.88KiB`	`154.88KiB`
Initial CSS	`35.05KiB`	`35.05KiB`
Cache Invalidation	`0%`	`0%`
Chunks	`8`	`8`
Assets	`8`	`8`
Modules	`237`(`-0.42%`)	`238`
Duplicate Modules	`16`	`16`
Duplicate Code	`2.99%`	`2.99%`
Packages	`4`	`4`
Duplicate Packages	`0`	`0`

Bundle size by type no changes

	Current #7557	Baseline #7552
JS	`252.83KiB`	`252.83KiB`
Other	`95.85KiB`	`95.85KiB`
CSS	`35.05KiB`	`35.05KiB`

Bundle analysis report Branch colinaaa:colin/0130/vitest-v4 Project dashboard

^{Generated by RelativeCI Documentation Report issue}

``` × TS2468: Cannot find global value 'Promise'. File: ./src/__tests__/index.test.tsx:10:13 ```

``` TypeCheckError: No overload matches this call. The last overload gave the following error. Type 'Plugin<any>' is not assignable to type 'PluginOption'. Type 'import("/home/runner/_work/lynx-stack/lynx-stack/node_modules/.pnpm/rollup@4.57.0/node_modules/rollup/dist/rollup").Plugin<any>' is not assignable to type 'import("/home/runner/_work/lynx-stack/lynx-stack/node_modules/.pnpm/vite@7.3.1_@types+node@24.6.1_jiti@2.6.1_sass-embedded@1.90.0_sass@1.90.0_terser@5.31.6_yaml@2.8.1/node_modules/vite/dist/node/index", { with { "resolution-mode" "import" } }).Plugin<any>' with 'exactOptionalPropertyTypes true'. Consider adding 'undefined' to the types of the target's properties. Types of property 'resolveId' are incompatible. Type 'ObjectHook<(this PluginContext, source string, importer string | undefined, options { attributes Record<string, string>; custom? CustomPluginOptions; importerAttributes? Record<string, string> | undefined; isEntry boolean; }) => ResolveIdResult | Promise<...>, { ...; }>' is not assignable to type 'ObjectHook<(this PluginContext, source string, importer string | undefined, options { attributes Record<string, string>; custom? CustomPluginOptions; ssr? boolean | undefined; isEntry boolean; }) => ResolveIdResult | Promise<...>, { ...; }>'. Type '{ handler (this PluginContext, source string, importer string | undefined, options { attributes Record<string, string>; custom? CustomPluginOptions; importerAttributes? Record<...> | undefined; isEntry boolean; }) => ResolveIdResult | Promise<...>; order? "pre" | ... 1 more ... | null; } & { ...; }' is not assignable to type 'ObjectHook<(this PluginContext, source string, importer string | undefined, options { attributes Record<string, string>; custom? CustomPluginOptions; ssr? boolean | undefined; isEntry boolean; }) => ResolveIdResult | Promise<...>, { ...; }>'. Type '{ handler (this PluginContext, source string, importer string | undefined, options { attributes Record<string, string>; custom? CustomPluginOptions; importerAttributes? Record<...> | undefined; isEntry boolean; }) => ResolveIdResult | Promise<...>; order? "pre" | ... 1 more ... | null; } & { ...; }' is not assignable to type '{ handler (this PluginContext, source string, importer string | undefined, options { attributes Record<string, string>; custom? CustomPluginOptions; ssr? boolean | undefined; isEntry boolean; }) => ResolveIdResult | Promise<...>; order? "pre" | ... 1 more ... | null; } & { ...; }' with 'exactOptionalPropertyTypes true'. Consider adding 'undefined' to the types of the target's properties. Type '{ handler (this PluginContext, source string, importer string | undefined, options { attributes Record<string, string>; custom? CustomPluginOptions; importerAttributes? Record<...> | undefined; isEntry boolean; }) => ResolveIdResult | Promise<...>; order? "pre" | ... 1 more ... | null; } & { ...; }' is not assignable to type '{ filter? { id? StringFilter<RegExp>; }; }' with 'exactOptionalPropertyTypes true'. Consider adding 'undefined' to the types of the target's properties. The types of 'filter.id' are incompatible between these types. Type 'StringFilter<RegExp> | undefined' is not assignable to type 'StringFilter<RegExp>'. Type 'undefined' is not assignable to type 'StringFilter<RegExp>'. ❯ packages/rspeedy/plugin-config/vitest.config.ts:18:5 ```

colinaaa · 2026-01-30T17:56:28Z

+       const runnerMode = getCodspeedRunnerMode();
+       const config = {
+         test: {
+          execArgv: getV8Flags(), // For Vitest v4


See CodSpeedHQ/codspeed-node#71

codspeed-hq · 2026-01-30T17:56:29Z

CodSpeed Performance Report

Merging this PR will degrade performance by 10.08%

_{Comparing colinaaa:colin/0130/vitest-v4 (ff6b5dc) with main (bf1a177)}

Summary

❌ 2 regressed benchmarks
✅ 61 untouched benchmarks
⏩ 3 skipped benchmarks¹

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Benchmark	`BASE`	`HEAD`	Efficiency
❌	`basic-performance-nest-level-100`	6.9 ms	7.5 ms	-6.99%
❌	`transform 1000 view elements`	42.3 ms	47 ms	-10.08%

3 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

colinaaa · 2026-01-30T18:01:19Z

It looks like all the CI pipelines are passing except 100% coverage for react/*.

I'll adopt the experimentalAstAwareRemapping flag first in Vitest v3 before merging this PR to avoid making to much changes.

github-actions · 2026-04-10T17:48:41Z

This pull request has been automatically marked as stale because it has not had recent activity. If this pull request is still relevant, please leave any comment (for example, "bump").

test: Vitest v4

43ed68f

colinaaa added 6 commits January 30, 2026 16:15

pnpm-lock

0a5500d

pnpm dedupe

e2701c6

test: rspeedy/core

24c0cf9

test: rspeedy/qrcode

c0dc9f1

test: v4 exclude

a02befe

See: https://vitest.dev/guide/migration.html#simplified-exclude

test: fix __dirname

ebb9887

colinaaa added 9 commits January 30, 2026 16:42

test: webpack/externals-loading

0031c40

test: react/runtime

6b62216

test: react/testing-library

19c87da

fix(react/testing-library): add transformMode: 'web'

b495533

chore: changeset

37407d3

fix: add lib ES2015

46726e9

``` × TS2468: Cannot find global value 'Promise'. File: ./src/__tests__/index.test.tsx:10:13 ```

ci: bump codspeed

f572598

test: type

2e4853d

github-advanced-security AI found potential problems Jan 30, 2026

View reviewed changes

Comment thread .github/workflows/workflow-bench.yml Fixed

Comment thread .github/workflows/workflow-bench.yml Fixed

colinaaa added 5 commits January 30, 2026 18:04

fix: lint

6600ea9

ci: bump codspeed

fdaaf2b

fix: type error

89d23cd

Patch @codspeed/vitest-plugin

0b376e3

Merge remote-tracking branch 'upstream/main' into colin/0130/vitest-v4

6fdf07a

colinaaa mentioned this pull request Jan 30, 2026

feat(vitest): support vitest v4 CodSpeedHQ/codspeed-node#71

Merged

colinaaa commented Jan 30, 2026

View reviewed changes

colinaaa added 2 commits February 9, 2026 11:34

Merge remote-tracking branch 'upstream/main' into colin/0130/vitest-v4

924cd3e

chore: bump codspeed vitest

ff6b5dc

github-actions Bot added stale Inactive for 30 days. Will be closed by bots. and removed stale Inactive for 30 days. Will be closed by bots. labels Apr 10, 2026

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test: Vitest v4#2158

test: Vitest v4#2158
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CodSpeed Performance Report

Merging this PR will degrade performance by 10.08%

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