vitest run hangs until timeout with UnoCSS Astro integration

[TheJiahao]

UnoCSS version

0.60.2

Describe the bug

vitest run hangs until timeout when:

• UnoCSS version is >=0.48.0, version 0.47.6 does not have the issue
• UnoCSS Astro integration is loaded
• vitest.config.ts uses getViteConfig from astro
• and src/components/ contains anything

Reproduction

Minimal example in https://stackblitz.com/edit/stackblitz-starters-jz6f1i.

1. Run pnpm install
2. Run pnpm vitest run

System Info

pnpm, Astro 4.8.6 with UnoCSS integration, Vitest 1.6.0

Validations

• Read the Contributing Guidelines.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• Check that this is a concrete bug. For Q&A open a GitHub Discussion or join our Discord Chat Server.
• The provided reproduction is a minimal reproducible example of the bug.

Logs from Vitest hanging process reporter

There are 15 handle(s) keeping the process running

# Microtask
node:internal/async_hooks:41                                                                                                                     
node:internal/async_hooks:41                                                                                                                     
node:internal/process/task_queues:189                                                                                                            
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/run-parallel@1.2.0/node_modules/run-parallel/index.js:24                             - if (isSync) queueMicrotask(end)
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/run-parallel@1.2.0/node_modules/run-parallel/index.js:31                             - done(err)
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/run-parallel@1.2.0/node_modules/run-parallel/index.js:46                             - task(function (err, result) { each(i, err, result) })
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/@nodelib+fs.scandir@2.1.5/node_modules/@nodelib/fs.scandir/out/providers/async.js:46 - done(null, entry);
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/run-parallel@1.2.0/node_modules/run-parallel/index.js:46                             - task(function (err, result) { each(i, err, result) })

# Microtask
node:internal/async_hooks:41                                                                                                      
node:internal/async_hooks:41                                                                                                      
node:internal/process/task_queues:189                                                                                             
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1434 - });
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1441 - 
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1456 - */
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1569 - const tasks = names.map((name) => {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1456 - */

# Microtask
node:internal/async_hooks:41                                                                                                      
node:internal/async_hooks:41                                                                                                      
node:internal/process/task_queues:189                                                                                             
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1434 - });
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1441 - 
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1456 - */
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1569 - const tasks = names.map((name) => {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1456 - */

# Microtask
node:internal/async_hooks:41                                                                                                      
node:internal/async_hooks:41                                                                                                      
node:internal/process/task_queues:189                                                                                             
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1434 - });
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1441 - 
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1456 - */
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1569 - const tasks = names.map((name) => {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1456 - */

# Microtask
node:internal/async_hooks:41                                                                                                      
node:internal/async_hooks:41                                                                                                      
node:internal/process/task_queues:189                                                                                             
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1434 - });
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1441 - 
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1456 - */
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1569 - const tasks = names.map((name) => {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:1456 - */

# Tinypool
node:internal/async_hooks:41                                                                                                      
node:internal/async_hooks:41                                                                                                      
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:64             - this.asyncResource.emitDestroy();
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:85             - import { fileURLToPath as fileURLToPath3, URL } from "url";
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:979            - ret.push(workerInfo.worker);
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:8215 - ctx.state.addProcessTimeoutCause(`Failed to terminate worker while running ${files.join(", ")}.
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:8868 - if (pool in factories) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:8893 - customReporterModule = await runner.executeId(path);

# Tinypool.Task
node:internal/async_hooks:41                                                                                                      
node:internal/async_hooks:41                                                                                                      
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:400            - this.name = name;
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:847            - const totalCapacity = this.options.maxQueue + this.pendingCapacity();
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:988            - const pool = __privateGet(this, _pool);
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:8235 - };
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/vitest@1.6.0/node_modules/vitest/dist/vendor/cli-api.E07AF1Yq.js:8278 - for (const files2 of Object.values(filesByOptions)) {

# Timeout
node:internal/async_hooks:41                                                                                           
node:internal/async_hooks:41                                                                                           
node:internal/timers:241                                                                                               
node:internal/timers:241                                                                                               
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:568 - return this;
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:804 - if (filename == null) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:853 - }

# Timeout
node:internal/async_hooks:41                                                                                           
node:internal/async_hooks:41                                                                                           
node:internal/timers:241                                                                                               
node:internal/timers:241                                                                                               
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:568 - return this;
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:804 - if (filename == null) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:945 - constructor(options = {}) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:998 - return performance.now() - __privateGet(this, _pool).start;

# Timeout
node:internal/async_hooks:41                                                                                           
node:internal/async_hooks:41                                                                                           
node:internal/timers:241                                                                                               
node:internal/timers:241                                                                                               
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:568 - return this;
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:804 - if (filename == null) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:945 - constructor(options = {}) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:998 - return performance.now() - __privateGet(this, _pool).start;

# Timeout
node:internal/async_hooks:41                                                                                           
node:internal/async_hooks:41                                                                                           
node:internal/timers:241                                                                                               
node:internal/timers:241                                                                                               
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:568 - return this;
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:804 - if (filename == null) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:945 - constructor(options = {}) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:998 - return performance.now() - __privateGet(this, _pool).start;

# Timeout
node:internal/async_hooks:41                                                                                           
node:internal/async_hooks:41                                                                                           
node:internal/timers:241                                                                                               
node:internal/timers:241                                                                                               
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:568 - return this;
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:804 - if (filename == null) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:945 - constructor(options = {}) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:998 - return performance.now() - __privateGet(this, _pool).start;

# Timeout
node:internal/async_hooks:41                                                                                           
node:internal/async_hooks:41                                                                                           
node:internal/timers:241                                                                                               
node:internal/timers:241                                                                                               
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:568 - return this;
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:804 - if (filename == null) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:945 - constructor(options = {}) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:998 - return performance.now() - __privateGet(this, _pool).start;

# Timeout
node:internal/async_hooks:41                                                                                           
node:internal/async_hooks:41                                                                                           
node:internal/timers:241                                                                                               
node:internal/timers:241                                                                                               
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:568 - return this;
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:804 - if (filename == null) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:945 - constructor(options = {}) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:998 - return performance.now() - __privateGet(this, _pool).start;

# Timeout
node:internal/async_hooks:41                                                                                           
node:internal/async_hooks:41                                                                                           
node:internal/timers:241                                                                                               
node:internal/timers:241                                                                                               
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:568 - return this;
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:804 - if (filename == null) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:945 - constructor(options = {}) {
/home/projects/stackblitz-starters-jz6f1i/node_modules/.pnpm/tinypool@0.8.4/node_modules/tinypool/dist/esm/index.js:998 - return performance.now() - __privateGet(this, _pool).start;
close timed out after 10000ms
Tests closed successfully but something prevents Vite server from exiting
You can try to identify the cause by enabling "hanging-process" reporter. See https://vitest.dev/config/#reporters