switch from Jest to Vitest

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

.github/workflows/test.yml

@@ -48,7 +48,7 @@ jobs:
       -
         name: Check coverage
         run: |
-          if [ -f ./coverage/clover.xml ] && [ ! -f ./coverage/allSkipped.txt ]; then
+          if [ -f ./coverage/clover.xml ]; then
             echo "RUN_CODECOV=true" >> $GITHUB_ENV
           else
             echo "RUN_CODECOV=false" >> $GITHUB_ENV
@@ -206,7 +206,7 @@ jobs:
             if (testName) {
               args.push(`--testNamePattern=^${testName} `);
             }
-            args.push(`--runTestsByPath`, `__tests__/${{ matrix.test }}`, `--coverageDirectory=./coverage`);
+            args.push(`__tests__/${{ matrix.test }}`, `--coverage.reportsDirectory=./coverage`);
             await exec.exec('yarn', args);
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -218,7 +218,7 @@ jobs:
       -
         name: Check coverage
         run: |
-          if [ -f ./coverage/clover.xml ] && [ ! -f ./coverage/allSkipped.txt ]; then
+          if [ -f ./coverage/clover.xml ]; then
             echo "RUN_CODECOV=true" >> $GITHUB_ENV
           else
             echo "RUN_CODECOV=false" >> $GITHUB_ENV

__mocks__/@actions/github.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {jest} from '@jest/globals';
+import {vi} from 'vitest';
 
 export const context = {
   repo: {
@@ -221,4 +221,4 @@ export const context = {
   }
 };
 
-export const getOctokit = jest.fn();
+export const getOctokit = vi.fn();

__tests__/.helpers/os.ts

@@ -14,17 +14,17 @@
  * limitations under the License.
  */
 
-import {jest} from '@jest/globals';
+import {vi} from 'vitest';
 import os from 'os';
 
 export const mockPlatform = (platform: NodeJS.Platform) => {
-  return jest.spyOn(os, 'platform').mockImplementation(() => platform);
+  return vi.spyOn(os, 'platform').mockImplementation(() => platform);
 };
 
 export const mockArch = (arch: string) => {
-  return jest.spyOn(os, 'arch').mockImplementation(() => arch);
+  return vi.spyOn(os, 'arch').mockImplementation(() => arch);
 };
 
 export const mockHomedir = (dir: string) => {
-  return jest.spyOn(os, 'homedir').mockImplementation(() => dir);
+  return vi.spyOn(os, 'homedir').mockImplementation(() => dir);
 };

__tests__/.setup/list-itg-tests.mjs

@@ -0,0 +1,38 @@
+/**
+ * Copyright 2026 actions-toolkit authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import fs from 'node:fs';
+import path from 'node:path';
+
+const testsRoot = path.resolve('__tests__');
+const results = [];
+
+const walk = dir => {
+  for (const entry of fs.readdirSync(dir, {withFileTypes: true})) {
+    const fullPath = path.join(dir, entry.name);
+    if (entry.isDirectory()) {
+      walk(fullPath);
+      continue;
+    }
+    if (entry.isFile() && entry.name.endsWith('.test.itg.ts')) {
+      results.push(fullPath.replaceAll(path.sep, '/'));
+    }
+  }
+};
+
+walk(testsRoot);
+results.sort((a, b) => a.localeCompare(b));
+process.stdout.write(`${results.join('\n')}\n`);

__tests__/.setup/setup.itg.ts

@@ -1,5 +1,5 @@
 /**
- * Copyright 2024 actions-toolkit authors
+ * Copyright 2026 actions-toolkit authors
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,15 +14,6 @@
  * limitations under the License.
  */
 
-/* eslint-disable @typescript-eslint/no-require-imports */
+import {vi} from 'vitest';
-const fs = require('fs');
 
-module.exports = results => {
+vi.mock('@actions/github');
-  const allSkipped = results.testResults.every(result => result.skipped);
-  if (allSkipped) {
-    console.log('All tests were skipped!');
-    fs.mkdirSync('./coverage', {recursive: true});
-    fs.closeSync(fs.openSync('./coverage/allSkipped.txt', 'w'));
-  }
-  return results;
-};

__tests__/.setup/setup.unit.ts

@@ -0,0 +1,36 @@
+/**
+ * Copyright 2026 actions-toolkit authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import fs from 'node:fs';
+import os from 'node:os';
+import path from 'node:path';
+import {vi} from 'vitest';
+
+const envTmpDir = process.env.DOCKER_ACTIONS_TOOLKIT_TMPDIR;
+const tmpDir = envTmpDir || fs.mkdtempSync(path.join(os.tmpdir(), 'docker-actions-toolkit-'));
+
+vi.mock('@actions/github');
+
+process.env = Object.assign({}, process.env, {
+  DOCKER_ACTIONS_TOOLKIT_TMPDIR: tmpDir,
+  TEMP: tmpDir,
+  GITHUB_REPOSITORY: 'docker/actions-toolkit',
+  GITHUB_RUN_ATTEMPT: '2',
+  GITHUB_RUN_ID: '2188748038',
+  GITHUB_RUN_NUMBER: '15',
+  RUNNER_TEMP: path.join(tmpDir, 'runner-temp'),
+  RUNNER_TOOL_CACHE: path.join(tmpDir, 'runner-tool-cache')
+});

__tests__/buildkit/buildkit.test.ts

@@ -14,14 +14,14 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, jest, test} from '@jest/globals';
+import {describe, expect, it, vi, test} from 'vitest';
 
 import {BuildKit} from '../../src/buildkit/buildkit';
 import {Builder} from '../../src/buildx/builder';
 
 import {BuilderInfo} from '../../src/types/buildx/builder';
 
-jest.spyOn(Builder.prototype, 'inspect').mockImplementation(async (): Promise<BuilderInfo> => {
+vi.spyOn(Builder.prototype, 'inspect').mockImplementation(async (): Promise<BuilderInfo> => {
   return {
     name: 'builder2',
     driver: 'docker-container',

__tests__/buildkit/config.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, jest, test, afterEach} from '@jest/globals';
+import {describe, expect, vi, test, afterEach} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
@@ -25,14 +25,14 @@ import {Context} from '../../src/context';
 
 const fixturesDir = path.join(__dirname, '..', '.fixtures');
 const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildkit-config-'));
-const tmpName = path.join(tmpDir, '.tmpname-jest');
+const tmpName = path.join(tmpDir, '.tmpname-vi');
 
-jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpDir').mockImplementation((): string => {
   fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
-jest.spyOn(Context, 'tmpName').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpName').mockImplementation((): string => {
   return tmpName;
 });
 
@@ -66,7 +66,7 @@ describe('resolve', () => {
       const configValue = fs.readFileSync(tmpName, 'utf-8');
       expect(configValue).toEqual(exValue);
     } catch (e) {
-      // eslint-disable-next-line jest/no-conditional-expect
+      // eslint-disable-next-line vitest/no-conditional-expect
       expect(e.message).toEqual(error?.message);
     }
   });

__tests__/buildkit/git.test.ts

@@ -14,14 +14,14 @@
  * limitations under the License.
  */
 
-import {beforeEach, describe, expect, jest, test} from '@jest/globals';
+import {beforeEach, describe, expect, vi, test} from 'vitest';
 
 import {Git} from '../../src/buildkit/git';
 
 import {GitRef, GitURL} from '../../src/types/buildkit/git';
 
 beforeEach(() => {
-  jest.restoreAllMocks();
+  vi.restoreAllMocks();
 });
 
 describe('parseURL', () => {
@@ -195,7 +195,7 @@ describe('parseURL', () => {
       if (!expectedErr) {
         console.log(err);
       }
-      // eslint-disable-next-line jest/no-conditional-expect
+      // eslint-disable-next-line vitest/no-conditional-expect
       expect(expectedErr).toBeTruthy();
     }
   });
@@ -337,7 +337,7 @@ describe('parseRef', () => {
       if (expected) {
         console.log(err);
       }
-      // eslint-disable-next-line jest/no-conditional-expect
+      // eslint-disable-next-line vitest/no-conditional-expect
       expect(expected).toBeUndefined();
     }
   });

__tests__/buildx/bake.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, test} from '@jest/globals';
+import {describe, expect, test} from 'vitest';
 import * as fs from 'fs';
 import * as path from 'path';
 

__tests__/buildx/bake.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {afterEach, describe, expect, it, jest, test} from '@jest/globals';
+import {afterEach, describe, expect, it, vi, test} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
@@ -29,15 +29,15 @@ import {BuildMetadata} from '../../src/types/buildx/build';
 
 const fixturesDir = path.join(__dirname, '..', '.fixtures');
 const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildx-bake-'));
-const tmpName = path.join(tmpDir, '.tmpname-jest');
+const tmpName = path.join(tmpDir, '.tmpname-vi');
 const metadata = JSON.parse(fs.readFileSync(path.join(fixturesDir, 'metadata-bake.json'), 'utf-8'));
 
-jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpDir').mockImplementation((): string => {
   fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
-jest.spyOn(Context, 'tmpName').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpName').mockImplementation((): string => {
   return tmpName;
 });
 

__tests__/buildx/build.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {afterEach, beforeEach, describe, expect, it, jest, test} from '@jest/globals';
+import {afterEach, beforeEach, describe, expect, it, vi, test} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
@@ -25,15 +25,15 @@ import {Build} from '../../src/buildx/build';
 
 const fixturesDir = path.join(__dirname, '..', '.fixtures');
 const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildx-build-'));
-const tmpName = path.join(tmpDir, '.tmpname-jest');
+const tmpName = path.join(tmpDir, '.tmpname-vi');
 const metadata = JSON.parse(fs.readFileSync(path.join(fixturesDir, 'metadata-build.json'), 'utf-8'));
 
-jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpDir').mockImplementation((): string => {
   fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
-jest.spyOn(Context, 'tmpName').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpName').mockImplementation((): string => {
   return tmpName;
 });
 
@@ -191,7 +191,7 @@ describe('resolveSecret', () => {
       expect(secret).toEqual(`id=${exKey},src=${tmpName}`);
       expect(fs.readFileSync(tmpName, 'utf-8')).toEqual(exValue);
     } catch (e) {
-      // eslint-disable-next-line jest/no-conditional-expect
+      // eslint-disable-next-line vitest/no-conditional-expect
       expect(e.message).toEqual(error?.message);
     }
   });
@@ -206,7 +206,7 @@ describe('resolveSecret', () => {
       const secret = Build.resolveSecretEnv(kvp);
       expect(secret).toEqual(`id=${exKey},env=${exValue}`);
     } catch (e) {
-      // eslint-disable-next-line jest/no-conditional-expect
+      // eslint-disable-next-line vitest/no-conditional-expect
       expect(e.message).toEqual(error?.message);
     }
   });

__tests__/buildx/builder.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, jest, test} from '@jest/globals';
+import {describe, expect, it, vi, test} from 'vitest';
 import * as fs from 'fs';
 import * as path from 'path';
 
@@ -25,7 +25,7 @@ import {BuilderInfo} from '../../src/types/buildx/builder';
 
 const fixturesDir = path.join(__dirname, '..', '.fixtures');
 
-jest.spyOn(Builder.prototype, 'inspect').mockImplementation(async (): Promise<BuilderInfo> => {
+vi.spyOn(Builder.prototype, 'inspect').mockImplementation(async (): Promise<BuilderInfo> => {
   return {
     name: 'builder2',
     driver: 'docker-container',
@@ -46,7 +46,7 @@ jest.spyOn(Builder.prototype, 'inspect').mockImplementation(async (): Promise<Bu
 
 describe('exists', () => {
   it('valid', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     const builder = new Builder();
     await builder.exists('foo');
     expect(execSpy).toHaveBeenCalledWith(`docker`, ['buildx', 'inspect', 'foo'], {

__tests__/buildx/buildx.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it} from '@jest/globals';
+import {describe, expect, it} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/buildx/buildx.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, jest, test, beforeEach, afterEach} from '@jest/globals';
+import {describe, expect, it, vi, test, beforeEach, afterEach} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
@@ -29,14 +29,14 @@ import {Cert, LocalState} from '../../src/types/buildx/buildx';
 
 const fixturesDir = path.join(__dirname, '..', '.fixtures');
 const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'buildx-buildx-'));
-const tmpName = path.join(tmpDir, '.tmpname-jest');
+const tmpName = path.join(tmpDir, '.tmpname-vi');
 
-jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpDir').mockImplementation((): string => {
   fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
-jest.spyOn(Context, 'tmpName').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpName').mockImplementation((): string => {
   return tmpName;
 });
 
@@ -47,7 +47,7 @@ afterEach(() => {
 describe('configDir', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv,
       BUILDX_CONFIG: '/var/docker/buildx',
@@ -69,7 +69,7 @@ describe('configDir', () => {
 describe('certsDir', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv,
       BUILDX_CONFIG: '/var/docker/buildx'
@@ -86,7 +86,7 @@ describe('certsDir', () => {
 
 describe('isAvailable', () => {
   it('docker cli', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     const buildx = new Buildx({
       standalone: false
     });
@@ -97,7 +97,7 @@ describe('isAvailable', () => {
     });
   });
   it('standalone', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     const buildx = new Buildx({
       standalone: true
     });
@@ -111,7 +111,7 @@ describe('isAvailable', () => {
 
 describe('printVersion', () => {
   it('docker cli', async () => {
-    const execSpy = jest.spyOn(Exec, 'exec');
+    const execSpy = vi.spyOn(Exec, 'exec');
     const buildx = new Buildx({
       standalone: false
     });
@@ -121,7 +121,7 @@ describe('printVersion', () => {
     });
   });
   it('standalone', async () => {
-    const execSpy = jest.spyOn(Exec, 'exec');
+    const execSpy = vi.spyOn(Exec, 'exec');
     const buildx = new Buildx({
       standalone: true
     });
@@ -164,7 +164,7 @@ describe('versionSatisfies', () => {
 describe('resolveCertsDriverOpts', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv,
       BUILDX_CONFIG: path.join(tmpDir, 'resolveCertsDriverOpts', 'buildx')

__tests__/buildx/history.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test} from '@jest/globals';
+import {describe, expect, it, test} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/buildx/imagetools.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it} from '@jest/globals';
+import {describe, expect, it} from 'vitest';
 import * as fs from 'fs';
 import * as path from 'path';
 

__tests__/buildx/install.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, test} from '@jest/globals';
+import {describe, expect, test} from 'vitest';
 import * as fs from 'fs';
 
 import {Install} from '../../src/buildx/install';

__tests__/buildx/install.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test, afterEach} from '@jest/globals';
+import {describe, expect, it, test, afterEach} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/cache.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it} from '@jest/globals';
+import {describe, expect, it} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/compose/compose.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, jest, test, afterEach} from '@jest/globals';
+import {describe, expect, it, vi, test, afterEach} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
@@ -27,14 +27,14 @@ import {Exec} from '../../src/exec';
 import {Compose} from '../../src/compose/compose';
 
 const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'compose-compose-'));
-const tmpName = path.join(tmpDir, '.tmpname-jest');
+const tmpName = path.join(tmpDir, '.tmpname-vi');
 
-jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpDir').mockImplementation((): string => {
   fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
-jest.spyOn(Context, 'tmpName').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpName').mockImplementation((): string => {
   return tmpName;
 });
 
@@ -44,7 +44,7 @@ afterEach(() => {
 
 describe('isAvailable', () => {
   it('docker cli', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     const compose = new Compose({
       standalone: false
     });
@@ -55,7 +55,7 @@ describe('isAvailable', () => {
     });
   });
   it('standalone', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     const compose = new Compose({
       standalone: true
     });
@@ -69,7 +69,7 @@ describe('isAvailable', () => {
 
 describe('printVersion', () => {
   it('docker cli', async () => {
-    const execSpy = jest.spyOn(Exec, 'exec');
+    const execSpy = vi.spyOn(Exec, 'exec');
     const compose = new Compose({
       standalone: false
     });
@@ -79,7 +79,7 @@ describe('printVersion', () => {
     });
   });
   it('standalone', async () => {
-    const execSpy = jest.spyOn(Exec, 'exec');
+    const execSpy = vi.spyOn(Exec, 'exec');
     const compose = new Compose({
       standalone: true
     });

__tests__/compose/install.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, test} from '@jest/globals';
+import {describe, expect, test} from 'vitest';
 import * as fs from 'fs';
 
 import {Install} from '../../src/compose/install';

__tests__/compose/install.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test, afterEach} from '@jest/globals';
+import {describe, expect, it, test, afterEach} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/context.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, jest, it, afterEach, beforeEach, test} from '@jest/globals';
+import {describe, expect, vi, it, afterEach, beforeEach, test} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
@@ -23,14 +23,14 @@ import * as rimraf from 'rimraf';
 import {Context} from '../src/context';
 
 const tmpDir = fs.mkdtempSync(path.join(process.env.TEMP || os.tmpdir(), 'context-'));
-const tmpName = path.join(tmpDir, '.tmpname-jest');
+const tmpName = path.join(tmpDir, '.tmpname-vi');
 
-jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpDir').mockImplementation((): string => {
   fs.mkdirSync(tmpDir, {recursive: true});
   return tmpDir;
 });
 
-jest.spyOn(Context, 'tmpName').mockImplementation((): string => {
+vi.spyOn(Context, 'tmpName').mockImplementation((): string => {
   return tmpName;
 });
 
@@ -47,7 +47,7 @@ describe('gitRef', () => {
 describe('parseGitRef', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv,
       DOCKER_GIT_CONTEXT_PR_HEAD_REF: ''

__tests__/cosign/cosign.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, jest, test} from '@jest/globals';
+import {describe, expect, it, vi, test} from 'vitest';
 import fs from 'fs';
 import path from 'path';
 import * as semver from 'semver';
@@ -26,7 +26,7 @@ const fixturesDir = path.join(__dirname, '..', '.fixtures');
 
 describe('isAvailable', () => {
   it('checks Cosign is available', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     const cosign = new Cosign();
     await cosign.isAvailable();
     expect(execSpy).toHaveBeenCalledWith(`cosign`, [], {
@@ -38,7 +38,7 @@ describe('isAvailable', () => {
 
 describe('printVersion', () => {
   it('prints Cosign version', async () => {
-    const execSpy = jest.spyOn(Exec, 'exec');
+    const execSpy = vi.spyOn(Exec, 'exec');
     const cosign = new Cosign();
     await cosign.printVersion();
     expect(execSpy).toHaveBeenCalledWith(`cosign`, ['version', '--json'], {

__tests__/cosign/install.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test} from '@jest/globals';
+import {describe, expect, it, test} from 'vitest';
 import * as fs from 'fs';
 
 import {Install} from '../../src/cosign/install';

__tests__/cosign/install.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test, afterEach} from '@jest/globals';
+import {describe, expect, it, test, afterEach} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/docker/docker.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test} from '@jest/globals';
+import {describe, expect, it, test} from 'vitest';
 
 import {Docker} from '../../src/docker/docker';
 
@@ -55,7 +55,7 @@ maybe('pull', () => {
         if (err === undefined) {
           throw new Error(`Expected no error, but got: ${e.message}`);
         }
-        // eslint-disable-next-line jest/no-conditional-expect
+        // eslint-disable-next-line vitest/no-conditional-expect
         expect(e.message).toContain(err);
       }
     }, 600000);

__tests__/docker/docker.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {afterEach, beforeEach, describe, expect, it, jest} from '@jest/globals';
+import {afterEach, beforeEach, describe, expect, it, vi} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
@@ -37,7 +37,7 @@ afterEach(function () {
 describe('configDir', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv,
       DOCKER_CONFIG: '/var/docker/config'
@@ -59,7 +59,7 @@ describe('configDir', () => {
 describe('configFile', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     if (!fs.existsSync(tmpDir)) {
       fs.mkdirSync(tmpDir, {recursive: true});
     }
@@ -97,7 +97,7 @@ describe('configFile', () => {
 
 describe('isAvailable', () => {
   it('cli', async () => {
-    const ioWhichSpy = jest.spyOn(io, 'which');
+    const ioWhichSpy = vi.spyOn(io, 'which');
     await Docker.isAvailable();
     expect(ioWhichSpy).toHaveBeenCalledTimes(1);
     expect(ioWhichSpy).toHaveBeenCalledWith('docker', true);
@@ -106,7 +106,7 @@ describe('isAvailable', () => {
 
 describe('exec', () => {
   it('returns docker version', async () => {
-    const execSpy = jest.spyOn(Docker, 'exec');
+    const execSpy = vi.spyOn(Docker, 'exec');
     await Docker.exec(['version'], {
       ignoreReturnCode: true,
       silent: true
@@ -133,7 +133,7 @@ describe('exec', () => {
 
 describe('getExecOutput', () => {
   it('returns docker version', async () => {
-    const execSpy = jest.spyOn(Docker, 'getExecOutput');
+    const execSpy = vi.spyOn(Docker, 'getExecOutput');
     await Docker.getExecOutput(['version'], {
       ignoreReturnCode: true,
       silent: true
@@ -160,7 +160,7 @@ describe('getExecOutput', () => {
 
 describe('context', () => {
   it('call docker context show', async () => {
-    const execSpy = jest.spyOn(Docker, 'getExecOutput');
+    const execSpy = vi.spyOn(Docker, 'getExecOutput');
     await Docker.context().catch(() => {
       // noop
     });
@@ -182,7 +182,7 @@ describe('context', () => {
 
 describe('contextInspect', () => {
   it('call docker context inspect', async () => {
-    const execSpy = jest.spyOn(Docker, 'getExecOutput');
+    const execSpy = vi.spyOn(Docker, 'getExecOutput');
     await Docker.contextInspect('foo').catch(() => {
       // noop
     });
@@ -204,7 +204,7 @@ describe('contextInspect', () => {
 
 describe('printVersion', () => {
   it('call docker version', async () => {
-    const execSpy = jest.spyOn(Docker, 'exec');
+    const execSpy = vi.spyOn(Docker, 'exec');
     await Docker.printVersion().catch(() => {
       // noop
     });
@@ -220,7 +220,7 @@ describe('printVersion', () => {
 
 describe('printInfo', () => {
   it('call docker info', async () => {
-    const execSpy = jest.spyOn(Docker, 'exec');
+    const execSpy = vi.spyOn(Docker, 'exec');
     await Docker.printInfo().catch(() => {
       // noop
     });

__tests__/docker/install.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {beforeAll, describe, test, expect} from '@jest/globals';
+import {beforeAll, describe, test, expect} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/docker/install.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, jest, test, beforeEach, afterEach, it} from '@jest/globals';
+import {describe, expect, vi, test, beforeEach, afterEach, it} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
@@ -103,7 +103,7 @@ describe('getRelease', () => {
 describe('limaImage', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv,
       LIMA_IMAGES: `x86_64:https://cloud-images.ubuntu.com/releases/23.10/release-20231011/ubuntu-23.10-server-cloudimg-amd64.img@sha256:f6529be56da3429a56e4f5ef202bf4958201bc63f8541e478caa6e8eb712e635

__tests__/dockerhub.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, jest, it} from '@jest/globals';
+import {describe, expect, vi, it} from 'vitest';
 import * as fs from 'fs';
 import * as path from 'path';
 
@@ -27,11 +27,11 @@ import repoAllTagsFixture from './.fixtures/dockerhub-repoalltags.json';
 
 describe('getRepository', () => {
   it('returns repo info', async () => {
-    jest.spyOn(DockerHub.prototype, 'getRepository').mockImplementation((): Promise<RepositoryResponse> => {
+    vi.spyOn(DockerHub.prototype, 'getRepository').mockImplementation((): Promise<RepositoryResponse> => {
       return <Promise<RepositoryResponse>>(repoInfoFixture as unknown);
     });
     // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    jest.spyOn(DockerHub as any, 'login').mockReturnValue('jwt_token');
+    vi.spyOn(DockerHub as any, 'login').mockReturnValue('jwt_token');
     const dockerhub = await DockerHub.build({
       credentials: {
         username: 'foo',
@@ -50,11 +50,11 @@ describe('getRepository', () => {
 
 describe('getRepositoryTags', () => {
   it('return repo tags', async () => {
-    jest.spyOn(DockerHub.prototype, 'getRepositoryTags').mockImplementation((): Promise<RepositoryTagsResponse> => {
+    vi.spyOn(DockerHub.prototype, 'getRepositoryTags').mockImplementation((): Promise<RepositoryTagsResponse> => {
       return <Promise<RepositoryTagsResponse>>(repoTagsFixture as unknown);
     });
     // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    jest.spyOn(DockerHub as any, 'login').mockReturnValue('jwt_token');
+    vi.spyOn(DockerHub as any, 'login').mockReturnValue('jwt_token');
     const dockerhub = await DockerHub.build({
       credentials: {
         username: 'foo',
@@ -74,11 +74,11 @@ describe('getRepositoryTags', () => {
 
 describe('getRepositoryAllTags', () => {
   it('return repo all tags', async () => {
-    jest.spyOn(DockerHub.prototype, 'getRepositoryAllTags').mockImplementation((): Promise<RepositoryTagsResponse> => {
+    vi.spyOn(DockerHub.prototype, 'getRepositoryAllTags').mockImplementation((): Promise<RepositoryTagsResponse> => {
       return <Promise<RepositoryTagsResponse>>(repoAllTagsFixture as unknown);
     });
     // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    jest.spyOn(DockerHub as any, 'login').mockReturnValue('jwt_token');
+    vi.spyOn(DockerHub as any, 'login').mockReturnValue('jwt_token');
     const dockerhub = await DockerHub.build({
       credentials: {
         username: 'foo',

__tests__/exec.test.ts

@@ -14,13 +14,13 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, jest} from '@jest/globals';
+import {describe, expect, it, vi} from 'vitest';
 
 import {Exec} from '../src/exec';
 
 describe('exec', () => {
   it('returns docker version', async () => {
-    const execSpy = jest.spyOn(Exec, 'exec');
+    const execSpy = vi.spyOn(Exec, 'exec');
     await Exec.exec('docker', ['version'], {
       ignoreReturnCode: true,
       silent: true
@@ -34,7 +34,7 @@ describe('exec', () => {
 
 describe('getExecOutput', () => {
   it('returns docker version', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     await Exec.getExecOutput('docker', ['version'], {
       ignoreReturnCode: true,
       silent: true

__tests__/git.test.ts

@@ -14,19 +14,19 @@
  * limitations under the License.
  */
 
-import {beforeEach, describe, expect, it, jest} from '@jest/globals';
+import {beforeEach, describe, expect, it, vi} from 'vitest';
 
 import {Git as GitMocked} from '../src/git';
 import {Exec} from '../src/exec';
 import {ExecOutput} from '@actions/exec';
 
 beforeEach(() => {
-  jest.restoreAllMocks();
+  vi.restoreAllMocks();
 });
 
 describe('context', () => {
   it('returns mocked ref and sha', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -54,7 +54,7 @@ describe('context', () => {
 
 describe('isInsideWorkTree', () => {
   it('have been called', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     try {
       await GitMocked.isInsideWorkTree();
     } catch {
@@ -72,8 +72,8 @@ describe('remoteSha', () => {
     expect(await GitMocked.remoteSha('https://github.com/docker/buildx.git', 'refs/pull/648/head')).toEqual('f11797113e5a9b86bd976329c5dbb8a8bfdfadfa');
   });
   it('returns sha using github api', async () => {
-    jest.resetModules();
+    vi.resetModules();
-    jest.unmock('@actions/github');
+    vi.unmock('@actions/github');
     const {Git} = await import('../src/git');
     expect(await Git.remoteSha('https://github.com/docker/buildx.git', 'refs/pull/648/head', process.env.GITHUB_TOKEN)).toEqual('f11797113e5a9b86bd976329c5dbb8a8bfdfadfa');
   });
@@ -81,7 +81,7 @@ describe('remoteSha', () => {
 
 describe('remoteURL', () => {
   it('have been called', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     try {
       await GitMocked.remoteURL();
     } catch {
@@ -96,7 +96,7 @@ describe('remoteURL', () => {
 
 describe('ref', () => {
   it('returns mocked ref', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -120,7 +120,7 @@ describe('ref', () => {
   });
 
   it('returns mocked detached tag ref', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -144,7 +144,7 @@ describe('ref', () => {
   });
 
   it('returns mocked detached tag ref (shallow clone)', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -168,7 +168,7 @@ describe('ref', () => {
   });
 
   it('returns mocked detached pull request merge ref (shallow clone)', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -192,7 +192,7 @@ describe('ref', () => {
   });
 
   it('should throws an error when detached HEAD ref is not supported', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -214,7 +214,7 @@ describe('ref', () => {
   });
 
   it('returns mocked detached branch ref', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -238,7 +238,7 @@ describe('ref', () => {
   });
 
   it('returns mocked detached branch ref checked out by SHA', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -262,7 +262,7 @@ describe('ref', () => {
   });
 
   it('infers ref from local branch when detached HEAD returns only "HEAD"', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -289,7 +289,7 @@ describe('ref', () => {
   });
 
   it('infers ref from local branch when detached HEAD returns only "grafted, HEAD"', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -316,7 +316,7 @@ describe('ref', () => {
   });
 
   it('infers ref from remote branch when no local branch contains HEAD', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -346,7 +346,7 @@ describe('ref', () => {
   });
 
   it('infers ref from tag when no branch contains HEAD', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -379,7 +379,7 @@ describe('ref', () => {
   });
 
   it('throws error when cannot infer ref from detached HEAD', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -410,7 +410,7 @@ describe('ref', () => {
   });
 
   it('handles remote ref without branch pattern when inferring from remote', async () => {
-    jest.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
+    vi.spyOn(Exec, 'getExecOutput').mockImplementation((cmd, args): Promise<ExecOutput> => {
       const fullCmd = `${cmd} ${args?.join(' ')}`;
       let result = '';
       switch (fullCmd) {
@@ -442,7 +442,7 @@ describe('ref', () => {
 
 describe('fullCommit', () => {
   it('have been called', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     try {
       await GitMocked.fullCommit();
     } catch {
@@ -457,7 +457,7 @@ describe('fullCommit', () => {
 
 describe('shortCommit', () => {
   it('have been called', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     try {
       await GitMocked.shortCommit();
     } catch {
@@ -472,7 +472,7 @@ describe('shortCommit', () => {
 
 describe('tag', () => {
   it('have been called', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     try {
       await GitMocked.tag();
     } catch {

__tests__/github/artifact.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it} from '@jest/globals';
+import {describe, expect, it} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/github/github.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, jest, it, beforeEach, afterEach, test} from '@jest/globals';
+import {describe, expect, vi, it, beforeEach, afterEach, test} from 'vitest';
 import * as fs from 'fs';
 import * as path from 'path';
 import * as core from '@actions/core';
@@ -28,7 +28,7 @@ const fixturesDir = path.join(__dirname, '..', '.fixtures');
 
 describe('repoData', () => {
   it('returns GitHub repo data', async () => {
-    jest.spyOn(GitHub.prototype, 'repoData').mockImplementation((): Promise<GitHubRepo> => {
+    vi.spyOn(GitHub.prototype, 'repoData').mockImplementation((): Promise<GitHubRepo> => {
       return <Promise<GitHubRepo>>(repoFixture as unknown);
     });
     const github = new GitHub();
@@ -49,8 +49,8 @@ describe('repoData (api)', () => {
     };
 
     try {
-      jest.resetModules();
+      vi.resetModules();
-      jest.unmock('@actions/github');
+      vi.unmock('@actions/github');
       const {GitHub} = await import('../../src/github/github');
       const github = new GitHub({token: process.env.GITHUB_TOKEN});
       const repo = await github.repoData();
@@ -97,7 +97,7 @@ describe('releases', () => {
 describe('serverURL', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv,
       GITHUB_SERVER_URL: 'https://foo.github.com'
@@ -118,7 +118,7 @@ describe('serverURL', () => {
 describe('apiURL', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv,
       GITHUB_API_URL: 'https://bar.github.com'
@@ -154,7 +154,7 @@ describe('workflowRunURL', () => {
 describe('actionsRuntimeToken', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv
     };
@@ -184,7 +184,7 @@ describe('actionsRuntimeToken', () => {
 describe('printActionsRuntimeTokenACs', () => {
   const originalEnv = process.env;
   beforeEach(() => {
-    jest.resetModules();
+    vi.resetModules();
     process.env = {
       ...originalEnv
     };
@@ -201,7 +201,7 @@ describe('printActionsRuntimeTokenACs', () => {
     await expect(GitHub.printActionsRuntimeTokenACs()).rejects.toThrow(new Error('Cannot parse GitHub Actions Runtime Token: Invalid token specified: missing part #2'));
   });
   it('refs/heads/master', async () => {
-    const infoSpy = jest.spyOn(core, 'info');
+    const infoSpy = vi.spyOn(core, 'info');
     process.env.ACTIONS_RUNTIME_TOKEN = fs.readFileSync(path.join(fixturesDir, 'runtimeToken.txt')).toString().trim();
     await GitHub.printActionsRuntimeTokenACs();
     expect(infoSpy).toHaveBeenCalledTimes(1);

__tests__/github/summary.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test} from '@jest/globals';
+import {describe, expect, it, test} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/oci/oci.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {afterEach, describe, expect, test} from '@jest/globals';
+import {afterEach, describe, expect, test} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/regclient/install.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, test} from '@jest/globals';
+import {describe, expect, test} from 'vitest';
 import * as fs from 'fs';
 
 import {Install} from '../../src/regclient/install';

__tests__/regclient/install.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test, afterEach} from '@jest/globals';
+import {describe, expect, it, test, afterEach} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/regclient/regctl.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, jest, test} from '@jest/globals';
+import {describe, expect, it, vi, test} from 'vitest';
 import * as semver from 'semver';
 
 import {Exec} from '../../src/exec';
@@ -82,7 +82,7 @@ describe('image config', () => {
 
 describe('isAvailable', () => {
   it('checks regctl is available', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     const regctl = new Regctl();
     await regctl.isAvailable();
     expect(execSpy).toHaveBeenCalledWith(`regctl`, [], {
@@ -94,7 +94,7 @@ describe('isAvailable', () => {
 
 describe('printVersion', () => {
   it('prints regctl version', async () => {
-    const execSpy = jest.spyOn(Exec, 'exec');
+    const execSpy = vi.spyOn(Exec, 'exec');
     const regctl = new Regctl();
     await regctl.printVersion();
     expect(execSpy).toHaveBeenCalledWith(`regctl`, ['version'], {

__tests__/sigstore/sigstore-cosign-old.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {beforeAll, describe, expect, jest, it} from '@jest/globals';
+import {beforeAll, describe, expect, vi, it} from 'vitest';
 import * as path from 'path';
 
 import {Buildx} from '../../src/buildx/buildx';
@@ -31,7 +31,7 @@ const runTest = process.env.GITHUB_ACTIONS && process.env.GITHUB_ACTIONS === 'tr
 const maybeIdToken = runTest && process.env.ACTIONS_ID_TOKEN_REQUEST_URL ? describe : describe.skip;
 
 // needs current GitHub repo info
-jest.unmock('@actions/github');
+vi.unmock('@actions/github');
 
 beforeAll(async () => {
   const cosignInstall = new CosignInstall();

__tests__/sigstore/sigstore.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {beforeAll, describe, expect, jest, it, test} from '@jest/globals';
+import {beforeAll, describe, expect, vi, it, test} from 'vitest';
 import fs from 'fs';
 import * as path from 'path';
 
@@ -34,7 +34,7 @@ const maybe = runTest ? describe : describe.skip;
 const maybeIdToken = runTest && process.env.ACTIONS_ID_TOKEN_REQUEST_URL ? describe : describe.skip;
 
 // needs current GitHub repo info
-jest.unmock('@actions/github');
+vi.unmock('@actions/github');
 
 beforeAll(async () => {
   const cosignInstall = new CosignInstall();

__tests__/undock/install.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, test} from '@jest/globals';
+import {describe, expect, test} from 'vitest';
 import * as fs from 'fs';
 
 import {Install} from '../../src/undock/install';

__tests__/undock/install.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test, afterEach} from '@jest/globals';
+import {describe, expect, it, test, afterEach} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 import path from 'path';

__tests__/undock/undock.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it} from '@jest/globals';
+import {describe, expect, it} from 'vitest';
 import fs from 'fs';
 import os from 'os';
 

__tests__/undock/undock.test.ts

@@ -17,7 +17,7 @@
 import fs from 'fs';
 import os from 'os';
 import path from 'path';
-import {describe, expect, it, jest, test} from '@jest/globals';
+import {describe, expect, it, vi, test} from 'vitest';
 import * as semver from 'semver';
 
 import {Exec} from '../../src/exec';
@@ -43,7 +43,7 @@ describe('run', () => {
 
 describe('isAvailable', () => {
   it('checks undock is available', async () => {
-    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    const execSpy = vi.spyOn(Exec, 'getExecOutput');
     const undock = new Undock();
     await undock.isAvailable();
     expect(execSpy).toHaveBeenCalledWith(`undock`, [], {
@@ -55,7 +55,7 @@ describe('isAvailable', () => {
 
 describe('printVersion', () => {
   it('prints undock version', async () => {
-    const execSpy = jest.spyOn(Exec, 'exec');
+    const execSpy = vi.spyOn(Exec, 'exec');
     const undock = new Undock();
     await undock.printVersion();
     expect(execSpy).toHaveBeenCalledWith(`undock`, ['--version'], {

__tests__/util.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, it, test} from '@jest/globals';
+import {describe, expect, it, test} from 'vitest';
 import * as fs from 'fs';
 import * as path from 'path';
 
@@ -326,10 +326,10 @@ describe('parseBool', () => {
   ].forEach(({input, expected, throwsError}) => {
     test(`parseBool("${input}")`, () => {
       if (throwsError) {
-        // eslint-disable-next-line jest/no-conditional-expect
+        // eslint-disable-next-line vitest/no-conditional-expect
         expect(() => Util.parseBool(input)).toThrow();
       } else {
-        // eslint-disable-next-line jest/no-conditional-expect
+        // eslint-disable-next-line vitest/no-conditional-expect
         expect(Util.parseBool(input)).toBe(expected);
       }
     });

dev.Dockerfile

@@ -96,8 +96,8 @@ RUN --mount=type=bind,target=.,rw \
     --mount=type=bind,from=undock,source=/usr/local/bin/undock,target=/usr/bin/undock \
     --mount=type=bind,from=regctl,source=/regctl,target=/usr/bin/regctl \
     --mount=type=bind,from=cosign,source=/ko-app/cosign,target=/usr/bin/cosign \
-    --mount=type=secret,id=GITHUB_TOKEN \
+    --mount=type=secret,id=GITHUB_TOKEN,env=GITHUB_TOKEN \
-  GITHUB_TOKEN=$(cat /run/secrets/GITHUB_TOKEN) yarn run test:coverage --coverageDirectory=/tmp/coverage
+  yarn run test:coverage --coverage.reportsDirectory=/tmp/coverage
 
 FROM scratch AS test-coverage
 COPY --from=test /tmp/coverage /

eslint.config.cjs

@@ -18,7 +18,6 @@
 const {defineConfig, globalIgnores} = require('eslint/config');
 const {fixupConfigRules, fixupPluginRules} = require('@eslint/compat');
 const typescriptEslint = require('@typescript-eslint/eslint-plugin');
-const jestPlugin = require('eslint-plugin-jest');
 const prettier = require('eslint-plugin-prettier');
 const globals = require('globals');
 const tsParser = require('@typescript-eslint/parser');
@@ -43,22 +42,20 @@ module.exports = defineConfig([
         'plugin:import/errors',
         'plugin:import/typescript',
         'plugin:import/warnings',
-        'plugin:jest/recommended',
+        'plugin:vitest/recommended',
         'plugin:prettier/recommended'
       )
     ),
 
     plugins: {
       '@typescript-eslint': fixupPluginRules(typescriptEslint),
-      jest: fixupPluginRules(jestPlugin),
       prettier: fixupPluginRules(prettier)
     },
 
     languageOptions: {
       globals: {
         ...globals.node,
-        ...globals.mocha,
+        ...globals.mocha
-        ...globals.jest
       },
       parser: tsParser,
       ecmaVersion: 2023,
@@ -78,7 +75,7 @@ module.exports = defineConfig([
           ignore: ['\\.js$', 'csv-parse/sync', '@octokit/openapi-types', '@octokit/core', '@octokit/plugin-rest-endpoint-methods']
         }
       ],
-      'jest/no-disabled-tests': 0
+      'vitest/no-disabled-tests': 0
     }
   }
 ]);

jest.config.cjs

@@ -1,72 +0,0 @@
-/**
- * Copyright 2023 actions-toolkit authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/* eslint-disable @typescript-eslint/no-require-imports */
-const fs = require('fs');
-const os = require('os');
-const path = require('path');
-
-const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-actions-toolkit-'));
-
-process.env = Object.assign({}, process.env, {
-  TEMP: tmpDir,
-  GITHUB_REPOSITORY: 'docker/actions-toolkit',
-  GITHUB_RUN_ATTEMPT: 2,
-  GITHUB_RUN_ID: 2188748038,
-  GITHUB_RUN_NUMBER: 15,
-  RUNNER_TEMP: path.join(tmpDir, 'runner-temp'),
-  RUNNER_TOOL_CACHE: path.join(tmpDir, 'runner-tool-cache')
-});
-
-module.exports = {
-  clearMocks: true,
-  testEnvironment: 'node',
-  moduleFileExtensions: ['js', 'ts'],
-  setupFiles: ['dotenv/config'],
-  testMatch: ['**/*.test.ts'],
-  transform: {
-    '^.+\\.[tj]s$': [
-      'ts-jest',
-      {
-        useESM: true,
-        tsconfig: '<rootDir>/tsconfig.test.json'
-      }
-    ]
-  },
-  // prettier-ignore
-  transformIgnorePatterns: ['/node_modules/(?!(?:@actions/artifact|@actions/cache|@actions/core|@actions/exec|@actions/github|@actions/glob|@actions/http-client|@actions/io|@actions/tool-cache|@octokit|universal-user-agent|before-after-hook)/)'],
-  moduleNameMapper: {
-    '^@actions/artifact$': '<rootDir>/node_modules/@actions/artifact/lib/artifact.js',
-    '^@actions/cache$': '<rootDir>/node_modules/@actions/cache/lib/cache.js',
-    '^@actions/core': '<rootDir>/node_modules/@actions/core/lib/core.js',
-    '^@actions/exec$': '<rootDir>/node_modules/@actions/exec/lib/exec.js',
-    '^@actions/github$': '<rootDir>/node_modules/@actions/github/lib/github.js',
-    '^@actions/github/lib/utils$': '<rootDir>/node_modules/@actions/github/lib/utils.js',
-    '^@actions/glob$': '<rootDir>/node_modules/@actions/glob/lib/glob.js',
-    '^@actions/http-client$': '<rootDir>/node_modules/@actions/http-client/lib/index.js',
-    '^@actions/http-client/lib/auth$': '<rootDir>/node_modules/@actions/http-client/lib/auth.js',
-    '^@actions/http-client/lib/interfaces$': '<rootDir>/node_modules/@actions/http-client/lib/interfaces.js',
-    '^@actions/io$': '<rootDir>/node_modules/@actions/io/lib/io.js',
-    '^@actions/io/lib/io-util$': '<rootDir>/node_modules/@actions/io/lib/io-util.js',
-    '^@actions/tool-cache$': '<rootDir>/node_modules/@actions/tool-cache/lib/tool-cache.js',
-    '^(\\.{1,2}/.*)\\.js$': '$1'
-  },
-  extensionsToTreatAsEsm: ['.ts'],
-  collectCoverageFrom: ['src/**/{!(index.ts),}.ts'],
-  coveragePathIgnorePatterns: ['lib/', 'node_modules/', '__mocks__/', '__tests__/'],
-  testResultsProcessor: '<rootDir>/__tests__/testResultsProcessor.cjs',
-  verbose: true
-};

jest.config.itg.cjs

@@ -1,53 +0,0 @@
-/**
- * Copyright 2023 actions-toolkit authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-module.exports = {
-  testEnvironment: 'node',
-  moduleFileExtensions: ['js', 'ts'],
-  setupFiles: ['dotenv/config'],
-  testMatch: ['**/*.test.itg.ts'],
-  testTimeout: 1800000, // 30 minutes
-  transform: {
-    '^.+\\.[tj]s$': [
-      'ts-jest',
-      {
-        useESM: true,
-        tsconfig: '<rootDir>/tsconfig.test.json'
-      }
-    ]
-  },
-  // prettier-ignore
-  transformIgnorePatterns: ['/node_modules/(?!(?:@actions/artifact|@actions/cache|@actions/core|@actions/exec|@actions/github|@actions/glob|@actions/http-client|@actions/io|@actions/tool-cache|@octokit|universal-user-agent|before-after-hook)/)'],
-  moduleNameMapper: {
-    '^@actions/artifact$': '<rootDir>/node_modules/@actions/artifact/lib/artifact.js',
-    '^@actions/cache$': '<rootDir>/node_modules/@actions/cache/lib/cache.js',
-    '^@actions/core': '<rootDir>/node_modules/@actions/core/lib/core.js',
-    '^@actions/exec$': '<rootDir>/node_modules/@actions/exec/lib/exec.js',
-    '^@actions/github$': '<rootDir>/node_modules/@actions/github/lib/github.js',
-    '^@actions/github/lib/utils$': '<rootDir>/node_modules/@actions/github/lib/utils.js',
-    '^@actions/glob$': '<rootDir>/node_modules/@actions/glob/lib/glob.js',
-    '^@actions/http-client$': '<rootDir>/node_modules/@actions/http-client/lib/index.js',
-    '^@actions/http-client/lib/auth$': '<rootDir>/node_modules/@actions/http-client/lib/auth.js',
-    '^@actions/http-client/lib/interfaces$': '<rootDir>/node_modules/@actions/http-client/lib/interfaces.js',
-    '^@actions/io$': '<rootDir>/node_modules/@actions/io/lib/io.js',
-    '^@actions/io/lib/io-util$': '<rootDir>/node_modules/@actions/io/lib/io-util.js',
-    '^@actions/tool-cache$': '<rootDir>/node_modules/@actions/tool-cache/lib/tool-cache.js',
-    '^(\\.{1,2}/.*)\\.js$': '$1'
-  },
-  extensionsToTreatAsEsm: ['.ts'],
-  testResultsProcessor: '<rootDir>/__tests__/testResultsProcessor.cjs',
-  verbose: false
-};

package.json

@@ -11,11 +11,11 @@
     "eslint:fix": "eslint --fix .",
     "prettier": "prettier --check \"./**/*.ts\"",
     "prettier:fix": "prettier --write \"./**/*.ts\"",
-    "test": "jest",
+    "test": "vitest run -c vitest.config.ts",
-    "test:coverage": "jest --coverage",
+    "test:coverage": "vitest run -c vitest.config.ts --coverage",
-    "test:itg": "jest -c jest.config.itg.cjs --runInBand",
+    "test:itg": "vitest run -c vitest.config.itg.ts --maxWorkers=1",
-    "test:itg-list": "jest -c jest.config.itg.cjs --listTests",
+    "test:itg-list": "node ./__tests__/.setup/list-itg-tests.mjs",
-    "test:itg-coverage": "jest -c jest.config.itg.cjs --coverage --runInBand"
+    "test:itg-coverage": "vitest run -c vitest.config.itg.ts --coverage --maxWorkers=1"
   },
   "repository": {
     "type": "git",
@@ -83,17 +83,16 @@
     "@types/tmp": "^0.2.6",
     "@typescript-eslint/eslint-plugin": "^8.50.0",
     "@typescript-eslint/parser": "^8.50.0",
+    "@vitest/coverage-v8": "^3.2.4",
     "dotenv": "^17.2.3",
     "eslint": "^9.39.2",
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-import": "^2.32.0",
-    "eslint-plugin-jest": "^29.5.0",
     "eslint-plugin-prettier": "^5.5.4",
-    "jest": "^30.2.0",
     "prettier": "^3.7.4",
     "rimraf": "^6.1.2",
-    "ts-jest": "^29.4.6",
     "ts-node": "^10.9.2",
-    "typescript": "^5.9.3"
+    "typescript": "^5.9.3",
+    "vitest": "^3.2.4"
   }
 }

vitest.config.itg.ts

@@ -0,0 +1,34 @@
+/**
+ * Copyright 2026 actions-toolkit authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import {defineConfig} from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    clearMocks: true,
+    environment: 'node',
+    setupFiles: ['dotenv/config', './__tests__/.setup/setup.unit.ts'],
+    include: ['**/*.test.itg.ts'],
+    testTimeout: 1800000,
+    coverage: {
+      all: true,
+      provider: 'v8',
+      reporter: ['clover'],
+      include: ['src/**/*.ts'],
+      exclude: ['src/**/index.ts', 'lib/**', 'node_modules/**', '__mocks__/**', '__tests__/**']
+    }
+  }
+});

vitest.config.ts

@@ -0,0 +1,33 @@
+/**
+ * Copyright 2026 actions-toolkit authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import {defineConfig} from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    clearMocks: true,
+    environment: 'node',
+    setupFiles: ['dotenv/config', './__tests__/.setup/setup.unit.ts'],
+    include: ['**/*.test.ts'],
+    coverage: {
+      all: true,
+      provider: 'v8',
+      reporter: ['clover'],
+      include: ['src/**/*.ts'],
+      exclude: ['src/**/index.ts', 'lib/**', 'node_modules/**', '__mocks__/**', '__tests__/**']
+    }
+  }
+});