fix(ci): align non-Linux Vitest unhandled-error handling across unit suites

integrations/external-context-mem0/vitest.config.ts

@@ -9,5 +9,7 @@ import { defineConfig } from 'vitest/config';
 export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });

integrations/external-context/vitest.config.ts

@@ -9,5 +9,7 @@ import { defineConfig } from 'vitest/config';
 export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });

packages/acp-bridge/vitest.config.ts

@@ -39,6 +39,8 @@ export default defineConfig({
       : undefined,
     reporters: ['default'],
     silent: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
     coverage: {
       enabled: false,
       provider: 'v8',

packages/audio-capture/vitest.config.ts

@@ -10,5 +10,7 @@ export default defineConfig({
   test: {
     environment: 'node',
     include: ['src/**/*.test.ts'],
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });

packages/channels/base/vitest.config.ts

@@ -4,5 +4,7 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });

packages/channels/dingtalk/vitest.config.ts

@@ -5,6 +5,8 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
   resolve: {
     alias: {

packages/channels/dws/vitest.config.ts

@@ -5,6 +5,8 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
   resolve: {
     alias: {

packages/channels/feishu/vitest.config.ts

@@ -5,6 +5,8 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
   resolve: {
     alias: {

packages/channels/github/vitest.config.ts

@@ -4,5 +4,7 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });

packages/channels/gitlab/vitest.config.ts

@@ -4,5 +4,7 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });

packages/channels/qqbot/vitest.config.ts

@@ -5,6 +5,8 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
     server: {
       deps: {
         inline: ['@qwen-code/channel-base'],

packages/channels/telegram/vitest.config.ts

@@ -4,5 +4,7 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });

packages/channels/wecom/vitest.config.ts

@@ -5,6 +5,8 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
   resolve: {
     alias: {

packages/channels/weixin/vitest.config.ts

@@ -5,6 +5,8 @@ export default defineConfig({
   test: {
     include: ['src/**/*.test.ts'],
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
   resolve: {
     alias: {

packages/chrome-extension/vitest.config.ts

@@ -11,5 +11,7 @@ export default defineConfig({
     include: ['src/**/*.test.ts', 'scripts/**/*.test.js'],
     environment: 'jsdom',
     globals: true,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });

packages/cli/vitest.config.ts

@@ -180,13 +180,7 @@ export default defineConfig({
       __dirname,
       '../../scripts/vitest-global-setup.js',
     ),
-    // The worker->main `onTaskUpdate` RPC runs on a 60s budget; under the
-    // resource pressure of the Windows/macOS runners a stall longer than that
-    // surfaces as an unhandled error and exits an all-green run red
-    // (observed deterministic for this suite on the Windows lane). Test
-    // failures still fail the run; only unhandled errors stop being fatal,
-    // and only off Linux — the ubuntu lane and Linux local runs keep the
-    // unhandled-error signal.
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
     dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
     coverage: {
       // CI consumes coverage only from the ubuntu lane (the upload and the

packages/core/vitest.config.ts

@@ -40,13 +40,7 @@ export default defineConfig({
     outputFile: {
       junit: 'junit.xml',
     },
-    // The worker->main `onTaskUpdate` RPC runs on a 60s budget; under the
-    // resource pressure of the Windows/macOS runners a stall longer than that
-    // surfaces as an unhandled error and exits an all-green run red (same
-    // failure class the cli and scripts suites hit on these lanes). Test
-    // failures still fail the run; only unhandled errors stop being fatal,
-    // and only off Linux — the ubuntu lane and Linux local runs keep the
-    // unhandled-error signal.
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
     dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
     coverage: {
       // CI consumes coverage only from the ubuntu lane (the upload and the

packages/node-repl/vitest.config.ts

@@ -13,5 +13,7 @@ export default defineConfig({
     // Kernel integration tests spawn real Node child processes.
     testTimeout: 60_000,
     hookTimeout: 60_000,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });

packages/sdk-typescript/vitest.config.ts

@@ -38,6 +38,8 @@ export default defineConfig({
     },
     testTimeout: testTimeoutMs,
     hookTimeout: 10000,
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
   resolve: {
     alias: {

packages/vscode-ide-companion/vitest.config.ts

@@ -14,6 +14,8 @@ export default defineConfig({
     globals: true,
     environment: 'node',
     include: ['src/**/*.test.ts', 'src/**/*.test.tsx', 'scripts/**/*.test.js'],
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
     coverage: {
       provider: 'v8',
       reporter: ['text', 'json', 'html', 'clover'],

packages/web-shell/vitest.config.ts

@@ -19,6 +19,8 @@ export default defineConfig({
     outputFile: {
       junit: '../junit.xml',
     },
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
     coverage: {
       provider: 'v8',
       reportsDirectory: '../coverage',

packages/webui/vite.config.ts

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-import { defineConfig } from 'vite';
+import { defineConfig } from 'vitest/config';
 import react from '@vitejs/plugin-react';
 import dts from 'vite-plugin-dts';
 import { resolve } from 'path';
@@ -72,4 +72,8 @@ export default defineConfig(({ command }) => ({
     minify: false,
     cssCodeSplit: false,
   },
+  test: {
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
+    dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
+  },
 }));

scripts/tests/unit-vitest-configs.test.ts

@@ -0,0 +1,87 @@
+/**
+ * @license
+ * Copyright 2026 Qwen Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import { describe, expect, it } from 'vitest';
+
+import externalContextConfig from '../../integrations/external-context/vitest.config.js';
+import externalContextMem0Config from '../../integrations/external-context-mem0/vitest.config.js';
+import acpBridgeConfig from '../../packages/acp-bridge/vitest.config.js';
+import audioCaptureConfig from '../../packages/audio-capture/vitest.config.js';
+import channelsBaseConfig from '../../packages/channels/base/vitest.config.js';
+import dingtalkConfig from '../../packages/channels/dingtalk/vitest.config.js';
+import dwsConfig from '../../packages/channels/dws/vitest.config.js';
+import feishuConfig from '../../packages/channels/feishu/vitest.config.js';
+import githubConfig from '../../packages/channels/github/vitest.config.js';
+import gitlabConfig from '../../packages/channels/gitlab/vitest.config.js';
+import qqbotConfig from '../../packages/channels/qqbot/vitest.config.js';
+import telegramConfig from '../../packages/channels/telegram/vitest.config.js';
+import wecomConfig from '../../packages/channels/wecom/vitest.config.js';
+import weixinConfig from '../../packages/channels/weixin/vitest.config.js';
+import chromeExtensionConfig from '../../packages/chrome-extension/vitest.config.js';
+import cliConfig from '../../packages/cli/vitest.config.js';
+import coreConfig from '../../packages/core/vitest.config.js';
+import nodeReplConfig from '../../packages/node-repl/vitest.config.js';
+import sdkTypescriptConfig from '../../packages/sdk-typescript/vitest.config.js';
+import vscodeCompanionConfig from '../../packages/vscode-ide-companion/vitest.config.js';
+import webShellConfig from '../../packages/web-shell/vitest.config.js';
+import webuiConfig from '../../packages/webui/vite.config.js';
+import scriptsTestsConfig from './vitest.config.js';
+
+// Every vitest project that `npm run test:ci` runs on the Windows/macOS
+// platform lanes carries the off-Linux unhandled-error exemption: vitest's
+// worker->main `onTaskUpdate` RPC has a fixed 60s budget, and under runner
+// resource pressure a stall longer than that exits an all-green run red
+// (the nightly failure class behind #10438 and its predecessors). This
+// witness pins the flag in every guarded config so removing it from any
+// one of them fails the scripts suite on every platform.
+type ExemptionConfig = {
+  test?: { dangerouslyIgnoreUnhandledErrors?: boolean };
+};
+
+const configs: Record<string, ExemptionConfig> = {
+  'integrations/external-context': externalContextConfig,
+  'integrations/external-context-mem0': externalContextMem0Config,
+  'packages/acp-bridge': acpBridgeConfig,
+  'packages/audio-capture': audioCaptureConfig,
+  'packages/channels/base': channelsBaseConfig,
+  'packages/channels/dingtalk': dingtalkConfig,
+  'packages/channels/dws': dwsConfig,
+  'packages/channels/feishu': feishuConfig,
+  'packages/channels/github': githubConfig,
+  'packages/channels/gitlab': gitlabConfig,
+  'packages/channels/qqbot': qqbotConfig,
+  'packages/channels/telegram': telegramConfig,
+  'packages/channels/wecom': wecomConfig,
+  'packages/channels/weixin': weixinConfig,
+  'packages/chrome-extension': chromeExtensionConfig,
+  'packages/cli': cliConfig,
+  'packages/core': coreConfig,
+  'packages/node-repl': nodeReplConfig,
+  'packages/sdk-typescript': sdkTypescriptConfig,
+  'packages/vscode-ide-companion': vscodeCompanionConfig,
+  'packages/web-shell': webShellConfig,
+  'scripts/tests': scriptsTestsConfig,
+};
+
+describe('unhandled-error exemption on the platform lanes', () => {
+  for (const [name, config] of Object.entries(configs)) {
+    it(`keeps unhandled errors fatal only on Linux in ${name}`, () => {
+      // toBe, not toBeFalsy: a deleted flag is `undefined` and must fail
+      // this pin on every platform, including Linux where the value is false.
+      expect(config.test?.dangerouslyIgnoreUnhandledErrors).toBe(
+        process.platform !== 'linux',
+      );
+    });
+  }
+
+  it('keeps unhandled errors fatal only on Linux in packages/webui', async () => {
+    // webui's vitest configuration is the function-form vite.config.ts.
+    const config = await webuiConfig({ command: 'serve', mode: 'test' });
+    expect(config.test?.dangerouslyIgnoreUnhandledErrors).toBe(
+      process.platform !== 'linux',
+    );
+  });
+});

scripts/tests/vitest.config.ts

@@ -42,13 +42,7 @@ export default defineConfig({
     // the host cores, which is what every other suite in this repository
     // uses.
     //
-    // The long fake-timer suites here stall a worker's event loop long
-    // enough for vitest's worker->main `onTaskUpdate` RPC to hit its 60s
-    // timeout and surface as an unhandled error — with every test in the
-    // suite green, yet the run exiting 1 (observed deterministic on the
-    // macOS runners). Test failures still fail the run; only unhandled
-    // errors stop being fatal, and only off Linux — the ubuntu lane and
-    // Linux local runs keep the unhandled-error signal.
+    // RPC-timeout exemption; see scripts/tests/unit-vitest-configs.test.ts.
     dangerouslyIgnoreUnhandledErrors: process.platform !== 'linux',
   },
 });