build

.github/workflows/defaultLabels.yml

@@ -13,7 +13,7 @@ jobs:
 
       # Steps represent a sequence of tasks that will be executed as part of the job
       steps:
-         - uses: actions/stale@b5d41d4e1d5dceea10e7104786b73624c18a190f #v10.2.0
+         - uses: actions/stale@5bef64f19d7facfb25b37b414482c7164d639639 #v9.1.0
            name: Setting issue as idle
            with:
               repo-token: ${{ secrets.GITHUB_TOKEN }}
@@ -24,7 +24,7 @@ jobs:
               operations-per-run: 100
               exempt-issue-labels: 'backlog'
 
-         - uses: actions/stale@b5d41d4e1d5dceea10e7104786b73624c18a190f #v10.2.0
+         - uses: actions/stale@5bef64f19d7facfb25b37b414482c7164d639639 #v9.1.0
            name: Setting PR as idle
            with:
               repo-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/integration-tests.yml

@@ -13,6 +13,7 @@ jobs:
                - ubuntu-latest
                - ubuntu-24.04-arm
                - macos-latest # arm
+               - macos-13 # x64
          fail-fast: false
       runs-on: ${{ matrix.os }}
       env:
@@ -22,7 +23,7 @@ jobs:
          PR_BASE_REF: ${{ github.event.pull_request.base.ref }}
       steps:
          - name: Check out repository
-           uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+           uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
          - name: npm install and build
            id: action-npm-build
            run: |
@@ -79,7 +80,12 @@ jobs:
            env:
               GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
            run: |
-              HELM_LATEST=$(curl -s https://get.helm.sh/helm-latest-version)
+              HELM_LATEST=$(gh release list \
+                --repo helm/helm \
+                --exclude-drafts \
+                --exclude-pre-releases \
+                --json name,isLatest \
+                --jq '.[] | select(.isLatest)|.name' | awk '{print $2}')
 
               if [[ $(helm version) != *$HELM_LATEST* ]]; then
                 echo "HELM VERSION INCORRECT: HELM VERSION DOES NOT CONTAIN $HELM_LATEST"

.github/workflows/prettify-code.yml

@@ -10,7 +10,7 @@ jobs:
       runs-on: ubuntu-latest
       steps:
          - name: Checkout Repository
-           uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+           uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
          - name: Enforce Prettier
            run: npx prettier --check .

.github/workflows/unit-tests.yml

@@ -19,10 +19,11 @@ jobs:
                - windows-latest
                - windows-11-arm
                - macos-latest # arm
+               - macos-13 # x64
          fail-fast: false
       runs-on: ${{ matrix.os }}
       steps:
-         - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+         - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
          - name: Run L0 tests.
            run: |

.gitignore

@@ -11,8 +11,6 @@ pids
 *.seed
 *.pid.lock
 
-# Directory for instrumented libs generated by jscoverage/JSCover
-lib-cov
 
 # Coverage directory used by tools like istanbul
 coverage
@@ -64,4 +62,3 @@ node_modules
 coverage
 
 # Transpiled JS
-lib/

CHANGELOG.md

@@ -1,31 +1,5 @@
 # Change Log
 
-## [5.0.0] - 2026-03-23
-
-### Changed
-
-- #259 [Update Node.js runtime from node20 to node24](https://github.com/Azure/setup-helm/pull/259)
-- #263 [Bump undici](https://github.com/Azure/setup-helm/pull/263)
-- #257 [Bump undici and @actions/http-client](https://github.com/Azure/setup-helm/pull/257)
-- #256 [Bump minimatch](https://github.com/Azure/setup-helm/pull/256)
-- #248 [Bump the actions group with 2 updates](https://github.com/Azure/setup-helm/pull/248)
-- #247 [Bump the actions group with 3 updates](https://github.com/Azure/setup-helm/pull/247)
-- #246 [Bump @types/node from 25.0.2 to 25.0.3 in the actions group](https://github.com/Azure/setup-helm/pull/246)
-- #245 [Bump the actions group with 3 updates](https://github.com/Azure/setup-helm/pull/245)
-- #243 [Bump the actions group with 2 updates](https://github.com/Azure/setup-helm/pull/243)
-- #240 [Bump prettier from 3.6.2 to 3.7.3 in the actions group](https://github.com/Azure/setup-helm/pull/240)
-- #229 [Bump the actions group across 1 directory with 3 updates](https://github.com/Azure/setup-helm/pull/229)
-- #231 [Bump js-yaml from 3.14.1 to 3.14.2](https://github.com/Azure/setup-helm/pull/231)
-- #234 [Bump glob from 10.4.5 to 10.5.0](https://github.com/Azure/setup-helm/pull/234)
-- #225 [Fix build error](https://github.com/Azure/setup-helm/pull/225)
-- #222 [Bump @types/node from 24.7.2 to 24.8.1 in the actions group](https://github.com/Azure/setup-helm/pull/222)
-- #220 [Bump the actions group across 1 directory with 4 updates](https://github.com/Azure/setup-helm/pull/220)
-- #216 [Bump the actions group across 1 directory with 4 updates](https://github.com/Azure/setup-helm/pull/216)
-- #213 [Bump the actions group with 2 updates](https://github.com/Azure/setup-helm/pull/213)
-- #211 [Bump undici](https://github.com/Azure/setup-helm/pull/211)
-- #212 [Bump jest from 30.0.5 to 30.1.2 in the actions group](https://github.com/Azure/setup-helm/pull/212)
-- #210 [Bump @types/node from 24.2.1 to 24.3.0 in the actions group](https://github.com/Azure/setup-helm/pull/210)
-
 ## [4.3.1] - 2025-08-12
 
 ### Changed

README.md

@@ -7,7 +7,7 @@ Install a specific version of helm binary on the runner.
 Acceptable values are latest or any semantic version string like v3.5.0 Use this action in workflow to define which version of helm will be used. v2+ of this action only support Helm3.
 
 ```yaml
-- uses: azure/setup-helm@v5.0.0
+- uses: azure/setup-helm@v4.3.0
   with:
      version: '<version>' # default is latest (stable)
   id: install

action.yml

@@ -20,5 +20,5 @@ outputs:
 branding:
    color: 'blue'
 runs:
-   using: 'node24'
+   using: 'node20'
    main: 'lib/index.js'

jest.config.js

@@ -0,0 +1,18 @@
+module.exports = {
+   clearMocks: true,
+   moduleFileExtensions: ['js', 'ts'],
+   testEnvironment: 'node',
+   testMatch: ['**/*.test.ts'],
+   transform: {
+      '^.+\\.ts$': 'ts-jest'
+   },
+   verbose: true,
+   coverageThreshold: {
+      global: {
+         branches: 0,
+         functions: 14,
+         lines: 27,
+         statements: 27
+      }
+   }
+}

package.json

@@ -1,35 +1,35 @@
 {
    "name": "setuphelm",
-   "version": "5.0.0",
+   "version": "4.3.1",
    "private": true,
    "description": "Setup helm",
    "author": "Anumita Shenoy",
    "license": "MIT",
-   "type": "module",
    "dependencies": {
-      "@actions/core": "^3.0.0",
-      "@actions/exec": "^3.0.0",
-      "@actions/io": "^3.0.2",
-      "@actions/tool-cache": "4.0.0",
-      "@octokit/action": "^8.0.4",
-      "semver": "^7.7.4"
+      "@actions/core": "^1.11.1",
+      "@actions/exec": "^1.1.1",
+      "@actions/io": "^1.1.2",
+      "@actions/tool-cache": "2.0.2",
+      "@octokit/action": "^8.0.2",
+      "semver": "^7.7.2"
    },
    "main": "lib/index.js",
    "scripts": {
-      "build": "tsc --noEmit && esbuild src/index.ts --bundle --platform=node --target=node20 --format=esm --outfile=lib/index.js --banner:js=\"import { createRequire } from 'module';const require = createRequire(import.meta.url);\"",
-      "typecheck": "tsc --noEmit",
-      "test": "vitest run",
-      "test-coverage": "vitest run --coverage",
+      "build": "ncc build src/index.ts -o lib",
+      "test": "jest",
+      "test-coverage": "jest --coverage",
       "format": "prettier --write .",
       "format-check": "prettier --check .",
       "prepare": "husky"
    },
    "devDependencies": {
-      "@types/node": "^25.5.2",
-      "esbuild": "^0.28",
+      "@types/jest": "^30.0.0",
+      "@types/node": "^24.2.1",
+      "@vercel/ncc": "^0.38.3",
       "husky": "^9.1.7",
-      "prettier": "^3.8.1",
-      "typescript": "^6.0.2",
-      "vitest": "^4"
+      "jest": "^30.0.5",
+      "prettier": "^3.6.2",
+      "ts-jest": "^29.4.1",
+      "typescript": "^5.9.2"
    }
 }

src/index.ts

@@ -1,4 +1,4 @@
-import {run} from './run.js'
+import {run} from './run'
 import * as core from '@actions/core'
 
 run().catch(core.setFailed)

src/run.test.ts

@@ -1,62 +1,8 @@
-import {vi, describe, test, expect, afterEach} from 'vitest'
-import * as path from 'path'
-
-// Mock os module
-vi.mock('os', async (importOriginal) => {
-   const actual = await importOriginal<typeof import('os')>()
-   return {
-      ...actual,
-      platform: vi.fn(),
-      arch: vi.fn()
-   }
-})
-
-// Mock fs module
-vi.mock('fs', async (importOriginal) => {
-   const actual = await importOriginal<typeof import('fs')>()
-   return {
-      ...actual,
-      readdirSync: vi.fn(),
-      statSync: vi.fn(),
-      chmodSync: vi.fn(),
-      readFileSync: vi.fn()
-   }
-})
-
-// Mock @actions/core
-vi.mock('@actions/core', async (importOriginal) => {
-   const actual = await importOriginal<typeof import('@actions/core')>()
-   return {
-      ...actual,
-      getInput: vi.fn(),
-      info: vi.fn(),
-      debug: vi.fn(),
-      warning: vi.fn(),
-      startGroup: vi.fn(),
-      endGroup: vi.fn(),
-      addPath: vi.fn(),
-      setOutput: vi.fn(),
-      setFailed: vi.fn()
-   }
-})
-
-// Mock @actions/tool-cache
-vi.mock('@actions/tool-cache', async (importOriginal) => {
-   const actual = await importOriginal<typeof import('@actions/tool-cache')>()
-   return {
-      ...actual,
-      find: vi.fn(),
-      downloadTool: vi.fn(),
-      extractZip: vi.fn(),
-      extractTar: vi.fn(),
-      cacheDir: vi.fn()
-   }
-})
-
-import * as run from './run.js'
+import * as run from './run'
 import * as os from 'os'
 import * as toolCache from '@actions/tool-cache'
 import * as fs from 'fs'
+import * as path from 'path'
 import * as core from '@actions/core'
 
 describe('run.ts', () => {
@@ -64,26 +10,26 @@ describe('run.ts', () => {
 
    // Cleanup mocks after each test to ensure that subsequent tests are not affected by the mocks.
    afterEach(() => {
-      vi.restoreAllMocks()
+      jest.restoreAllMocks()
    })
 
    test('getExecutableExtension() - return .exe when os is Windows', () => {
-      vi.mocked(os.platform).mockReturnValue('win32')
+      jest.spyOn(os, 'platform').mockReturnValue('win32')
 
       expect(run.getExecutableExtension()).toBe('.exe')
       expect(os.platform).toHaveBeenCalled()
    })
 
    test('getExecutableExtension() - return empty string for non-windows OS', () => {
-      vi.mocked(os.platform).mockReturnValue('darwin')
+      jest.spyOn(os, 'platform').mockReturnValue('darwin')
 
       expect(run.getExecutableExtension()).toBe('')
       expect(os.platform).toHaveBeenCalled()
    })
 
    test('getHelmDownloadURL() - return the URL to download helm for Linux amd64', () => {
-      vi.mocked(os.platform).mockReturnValue('linux')
-      vi.mocked(os.arch).mockReturnValue('x64')
+      jest.spyOn(os, 'platform').mockReturnValue('linux')
+      jest.spyOn(os, 'arch').mockReturnValue('x64')
       const expected = 'https://test.tld/helm-v3.8.0-linux-amd64.tar.gz'
 
       expect(run.getHelmDownloadURL(downloadBaseURL, 'v3.8.0')).toBe(expected)
@@ -92,8 +38,8 @@ describe('run.ts', () => {
    })
 
    test('getHelmDownloadURL() - return the URL to download helm for Linux arm64', () => {
-      vi.mocked(os.platform).mockReturnValue('linux')
-      vi.mocked(os.arch).mockReturnValue('arm64')
+      jest.spyOn(os, 'platform').mockReturnValue('linux')
+      jest.spyOn(os, 'arch').mockReturnValue('arm64')
       const expected = 'https://test.tld/helm-v3.8.0-linux-arm64.tar.gz'
 
       expect(run.getHelmDownloadURL(downloadBaseURL, 'v3.8.0')).toBe(expected)
@@ -102,8 +48,8 @@ describe('run.ts', () => {
    })
 
    test('getHelmDownloadURL() - return the URL to download helm for Darwin x64', () => {
-      vi.mocked(os.platform).mockReturnValue('darwin')
-      vi.mocked(os.arch).mockReturnValue('x64')
+      jest.spyOn(os, 'platform').mockReturnValue('darwin')
+      jest.spyOn(os, 'arch').mockReturnValue('x64')
       const expected = 'https://test.tld/helm-v3.8.0-darwin-amd64.tar.gz'
 
       expect(run.getHelmDownloadURL(downloadBaseURL, 'v3.8.0')).toBe(expected)
@@ -112,8 +58,8 @@ describe('run.ts', () => {
    })
 
    test('getHelmDownloadURL() - return the URL to download helm for Darwin arm64', () => {
-      vi.mocked(os.platform).mockReturnValue('darwin')
-      vi.mocked(os.arch).mockReturnValue('arm64')
+      jest.spyOn(os, 'platform').mockReturnValue('darwin')
+      jest.spyOn(os, 'arch').mockReturnValue('arm64')
       const expected = 'https://test.tld/helm-v3.8.0-darwin-arm64.tar.gz'
 
       expect(run.getHelmDownloadURL(downloadBaseURL, 'v3.8.0')).toBe(expected)
@@ -122,8 +68,8 @@ describe('run.ts', () => {
    })
 
    test('getHelmDownloadURL() - return the URL to download helm for Windows x64', () => {
-      vi.mocked(os.platform).mockReturnValue('win32')
-      vi.mocked(os.arch).mockReturnValue('x64')
+      jest.spyOn(os, 'platform').mockReturnValue('win32')
+      jest.spyOn(os, 'arch').mockReturnValue('x64')
 
       const expected = 'https://test.tld/helm-v3.8.0-windows-amd64.zip'
       expect(run.getHelmDownloadURL(downloadBaseURL, 'v3.8.0')).toBe(expected)
@@ -131,8 +77,8 @@ describe('run.ts', () => {
    })
 
    test('getHelmDownloadURL() - return the URL to download helm for Windows arm64', () => {
-      vi.mocked(os.platform).mockReturnValue('win32')
-      vi.mocked(os.arch).mockReturnValue('arm64')
+      jest.spyOn(os, 'platform').mockReturnValue('win32')
+      jest.spyOn(os, 'arch').mockReturnValue('arm64')
 
       const expected = 'https://test.tld/helm-v3.8.0-windows-arm64.zip'
       expect(run.getHelmDownloadURL(downloadBaseURL, 'v3.8.0')).toBe(expected)
@@ -144,16 +90,13 @@ describe('run.ts', () => {
          status: 200,
          text: async () => 'v9.99.999'
       } as Response
-      vi.stubGlobal('fetch', vi.fn().mockReturnValue(res))
+      global.fetch = jest.fn().mockReturnValue(res)
       expect(await run.getLatestHelmVersion()).toBe('v9.99.999')
    })
 
    test('getLatestHelmVersion() - return the stable version of HELM when simulating a network error', async () => {
       const errorMessage: string = 'Network Error'
-      vi.stubGlobal(
-         'fetch',
-         vi.fn().mockRejectedValueOnce(new Error(errorMessage))
-      )
+      global.fetch = jest.fn().mockRejectedValueOnce(new Error(errorMessage))
       expect(await run.getLatestHelmVersion()).toBe(run.stableHelmVersion)
    })
 
@@ -162,27 +105,28 @@ describe('run.ts', () => {
    })
 
    test('walkSync() - return path to the all files matching fileToFind in dir', () => {
-      vi.mocked(fs.readdirSync).mockImplementation((file, _?) => {
+      jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => {
          if (file == 'mainFolder')
             return [
-               'file1' as unknown as fs.Dirent<NonSharedBuffer>,
-               'file2' as unknown as fs.Dirent<NonSharedBuffer>,
-               'folder1' as unknown as fs.Dirent<NonSharedBuffer>,
-               'folder2' as unknown as fs.Dirent<NonSharedBuffer>
+               'file1' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'file2' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'folder1' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'folder2' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>
             ]
          if (file == path.join('mainFolder', 'folder1'))
             return [
-               'file11' as unknown as fs.Dirent<NonSharedBuffer>,
-               'file12' as unknown as fs.Dirent<NonSharedBuffer>
+               'file11' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'file12' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>
             ]
          if (file == path.join('mainFolder', 'folder2'))
             return [
-               'file21' as unknown as fs.Dirent<NonSharedBuffer>,
-               'file22' as unknown as fs.Dirent<NonSharedBuffer>
+               'file21' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'file22' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>
             ]
          return []
       })
-      vi.mocked(fs.statSync).mockImplementation((file) => {
+      jest.spyOn(core, 'debug').mockImplementation()
+      jest.spyOn(fs, 'statSync').mockImplementation((file) => {
          const isDirectory =
             (file as string).toLowerCase().indexOf('file') == -1 ? true : false
          return {isDirectory: () => isDirectory} as fs.Stats
@@ -196,27 +140,28 @@ describe('run.ts', () => {
    })
 
    test('walkSync() - return empty array if no file with name fileToFind exists', () => {
-      vi.mocked(fs.readdirSync).mockImplementation((file, _?) => {
+      jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => {
          if (file == 'mainFolder')
             return [
-               'file1' as unknown as fs.Dirent<NonSharedBuffer>,
-               'file2' as unknown as fs.Dirent<NonSharedBuffer>,
-               'folder1' as unknown as fs.Dirent<NonSharedBuffer>,
-               'folder2' as unknown as fs.Dirent<NonSharedBuffer>
+               'file1' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'file2' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'folder1' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'folder2' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>
             ]
          if (file == path.join('mainFolder', 'folder1'))
             return [
-               'file11' as unknown as fs.Dirent<NonSharedBuffer>,
-               'file12' as unknown as fs.Dirent<NonSharedBuffer>
+               'file11' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'file12' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>
             ]
          if (file == path.join('mainFolder', 'folder2'))
             return [
-               'file21' as unknown as fs.Dirent<NonSharedBuffer>,
-               'file22' as unknown as fs.Dirent<NonSharedBuffer>
+               'file21' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>,
+               'file22' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>
             ]
          return []
       })
-      vi.mocked(fs.statSync).mockImplementation((file) => {
+      jest.spyOn(core, 'debug').mockImplementation()
+      jest.spyOn(fs, 'statSync').mockImplementation((file) => {
          const isDirectory =
             (file as string).toLowerCase().indexOf('file') == -1 ? true : false
          return {isDirectory: () => isDirectory} as fs.Stats
@@ -228,18 +173,18 @@ describe('run.ts', () => {
    })
 
    test('findHelm() - change access permissions and find the helm in given directory', () => {
-      vi.mocked(fs.chmodSync).mockImplementation(() => {})
-      vi.mocked(fs.readdirSync).mockImplementation((file, _?) => {
+      jest.spyOn(fs, 'chmodSync').mockImplementation(() => {})
+      jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => {
          if (file == 'mainFolder')
-            return ['helm.exe' as unknown as fs.Dirent<NonSharedBuffer>]
+            return ['helm.exe' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>]
          return []
       })
-      vi.mocked(fs.statSync).mockImplementation((file) => {
+      jest.spyOn(fs, 'statSync').mockImplementation((file) => {
          const isDirectory =
             (file as string).indexOf('folder') == -1 ? false : true
          return {isDirectory: () => isDirectory} as fs.Stats
       })
-      vi.mocked(os.platform).mockReturnValue('win32')
+      jest.spyOn(os, 'platform').mockReturnValue('win32')
 
       expect(run.findHelm('mainFolder')).toBe(
          path.join('mainFolder', 'helm.exe')
@@ -247,15 +192,15 @@ describe('run.ts', () => {
    })
 
    test('findHelm() - throw error if executable not found', () => {
-      vi.mocked(fs.chmodSync).mockImplementation(() => {})
-      vi.mocked(fs.readdirSync).mockImplementation((file, _?) => {
+      jest.spyOn(fs, 'chmodSync').mockImplementation(() => {})
+      jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => {
          if (file == 'mainFolder') return []
          return []
       })
-      vi.mocked(fs.statSync).mockImplementation((file) => {
+      jest.spyOn(fs, 'statSync').mockImplementation((file) => {
          return {isDirectory: () => true} as fs.Stats
       })
-      vi.mocked(os.platform).mockReturnValue('win32')
+      jest.spyOn(os, 'platform').mockReturnValue('win32')
 
       expect(() => run.findHelm('mainFolder')).toThrow(
          'Helm executable not found in path mainFolder'
@@ -263,19 +208,21 @@ describe('run.ts', () => {
    })
 
    test('downloadHelm() - download helm and return path to it', async () => {
-      vi.mocked(toolCache.find).mockReturnValue('')
-      vi.mocked(toolCache.downloadTool).mockResolvedValue('pathToTool')
+      jest.spyOn(toolCache, 'find').mockReturnValue('')
+      jest.spyOn(toolCache, 'downloadTool').mockResolvedValue('pathToTool')
       const response = JSON.stringify([{tag_name: 'v4.0.0'}])
-      vi.mocked(fs.readFileSync).mockReturnValue(response)
-      vi.mocked(os.platform).mockReturnValue('win32')
-      vi.mocked(os.arch).mockReturnValue('x64')
-      vi.mocked(fs.chmodSync).mockImplementation(() => {})
-      vi.mocked(toolCache.extractZip).mockResolvedValue('extractedPath')
-      vi.mocked(toolCache.cacheDir).mockResolvedValue('pathToCachedDir')
-      vi.mocked(fs.readdirSync).mockImplementation((file, _?) => [
-         'helm.exe' as unknown as fs.Dirent<NonSharedBuffer>
-      ])
-      vi.mocked(fs.statSync).mockImplementation((file) => {
+      jest.spyOn(fs, 'readFileSync').mockReturnValue(response)
+      jest.spyOn(os, 'platform').mockReturnValue('win32')
+      jest.spyOn(os, 'arch').mockReturnValue('x64')
+      jest.spyOn(fs, 'chmodSync').mockImplementation(() => {})
+      jest.spyOn(toolCache, 'extractZip').mockResolvedValue('extractedPath')
+      jest.spyOn(toolCache, 'cacheDir').mockResolvedValue('pathToCachedDir')
+      jest
+         .spyOn(fs, 'readdirSync')
+         .mockImplementation((file, _) => [
+            'helm.exe' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>
+         ])
+      jest.spyOn(fs, 'statSync').mockImplementation((file) => {
          const isDirectory =
             (file as string).indexOf('folder') == -1 ? false : true
          return {isDirectory: () => isDirectory} as fs.Stats
@@ -297,12 +244,12 @@ describe('run.ts', () => {
    })
 
    test('downloadHelm() - throw error if unable to download', async () => {
-      vi.mocked(toolCache.find).mockReturnValue('')
-      vi.mocked(toolCache.downloadTool).mockImplementation(async () => {
+      jest.spyOn(toolCache, 'find').mockReturnValue('')
+      jest.spyOn(toolCache, 'downloadTool').mockImplementation(async () => {
          throw 'Unable to download'
       })
-      vi.mocked(os.platform).mockReturnValue('win32')
-      vi.mocked(os.arch).mockReturnValue('x64')
+      jest.spyOn(os, 'platform').mockReturnValue('win32')
+      jest.spyOn(os, 'arch').mockReturnValue('x64')
 
       const downloadUrl = 'https://test.tld/helm-v3.2.1-windows-amd64.zip'
       await expect(run.downloadHelm(downloadBaseURL, 'v3.2.1')).rejects.toThrow(
@@ -313,17 +260,19 @@ describe('run.ts', () => {
    })
 
    test('downloadHelm() - return path to helm tool with same version from toolCache', async () => {
-      vi.mocked(toolCache.find).mockReturnValue('pathToCachedDir')
-      vi.mocked(toolCache.cacheDir).mockResolvedValue('pathToCachedDir')
-      vi.mocked(toolCache.downloadTool).mockResolvedValue('pathToTool')
-      vi.mocked(toolCache.extractZip).mockResolvedValue('extractedPath')
-      vi.mocked(os.platform).mockReturnValue('win32')
-      vi.mocked(os.arch).mockReturnValue('x64')
-      vi.mocked(fs.chmodSync).mockImplementation(() => {})
-      vi.mocked(fs.readdirSync).mockReturnValue([
-         'helm.exe' as unknown as fs.Dirent<NonSharedBuffer>
-      ])
-      vi.mocked(fs.statSync).mockImplementation((file) => {
+      jest.spyOn(toolCache, 'find').mockReturnValue('pathToCachedDir')
+      jest.spyOn(toolCache, 'cacheDir').mockResolvedValue('pathToCachedDir')
+      jest.spyOn(toolCache, 'downloadTool').mockResolvedValue('pathToTool')
+      jest.spyOn(toolCache, 'extractZip').mockResolvedValue('extractedPath')
+      jest.spyOn(os, 'platform').mockReturnValue('win32')
+      jest.spyOn(os, 'arch').mockReturnValue('x64')
+      jest.spyOn(fs, 'chmodSync').mockImplementation(() => {})
+      jest
+         .spyOn(fs, 'readdirSync')
+         .mockReturnValue([
+            'helm.exe' as unknown as fs.Dirent<Buffer<ArrayBufferLike>>
+         ])
+      jest.spyOn(fs, 'statSync').mockImplementation((file) => {
          const isDirectory =
             (file as string).indexOf('folder') == -1 ? false : true
          return {isDirectory: () => isDirectory} as fs.Stats
@@ -340,16 +289,16 @@ describe('run.ts', () => {
    })
 
    test('downloadHelm() - throw error is helm is not found in path', async () => {
-      vi.mocked(toolCache.find).mockReturnValue('')
-      vi.mocked(toolCache.downloadTool).mockResolvedValue('pathToTool')
-      vi.mocked(toolCache.cacheDir).mockResolvedValue('pathToCachedDir')
-      vi.mocked(toolCache.downloadTool).mockResolvedValue('pathToTool')
-      vi.mocked(toolCache.extractZip).mockResolvedValue('extractedPath')
-      vi.mocked(os.platform).mockReturnValue('win32')
-      vi.mocked(os.arch).mockReturnValue('x64')
-      vi.mocked(fs.chmodSync).mockImplementation(() => {})
-      vi.mocked(fs.readdirSync).mockImplementation((file, _?) => [])
-      vi.mocked(fs.statSync).mockImplementation((file) => {
+      jest.spyOn(toolCache, 'find').mockReturnValue('')
+      jest.spyOn(toolCache, 'downloadTool').mockResolvedValue('pathToTool')
+      jest.spyOn(toolCache, 'cacheDir').mockResolvedValue('pathToCachedDir')
+      jest.spyOn(toolCache, 'downloadTool').mockResolvedValue('pathToTool')
+      jest.spyOn(toolCache, 'extractZip').mockResolvedValue('extractedPath')
+      jest.spyOn(os, 'platform').mockReturnValue('win32')
+      jest.spyOn(os, 'arch').mockReturnValue('x64')
+      jest.spyOn(fs, 'chmodSync').mockImplementation()
+      jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => [])
+      jest.spyOn(fs, 'statSync').mockImplementation((file) => {
          const isDirectory =
             (file as string).indexOf('folder') == -1 ? false : true
          return {isDirectory: () => isDirectory} as fs.Stats

src/run.ts

@@ -131,7 +131,7 @@ export async function downloadHelm(
 
 export function findHelm(rootFolder: string): string {
    fs.chmodSync(rootFolder, '777')
-   let filelist: string[] = []
+   var filelist: string[] = []
    walkSync(rootFolder, filelist, helmToolName + getExecutableExtension())
    if (!filelist || filelist.length == 0) {
       throw new Error(
@@ -142,8 +142,8 @@ export function findHelm(rootFolder: string): string {
    }
 }
 
-export function walkSync(dir, filelist, fileToFind) {
-   const files = fs.readdirSync(dir)
+export var walkSync = function (dir, filelist, fileToFind) {
+   var files = fs.readdirSync(dir)
    filelist = filelist || []
    files.forEach(function (file) {
       if (fs.statSync(path.join(dir, file)).isDirectory()) {

tsconfig.json

@@ -1,14 +1,64 @@
 {
    "compilerOptions": {
-      "target": "ES2020",
-      "module": "NodeNext",
-      "moduleResolution": "NodeNext",
-      "rootDir": "./src",
-      "outDir": "./lib",
-      "noImplicitAny": false,
-      "skipLibCheck": true,
-      "noEmit": true,
-      "types": ["node", "vitest/globals"]
+      /* Basic Options */
+      // "incremental": true,                   /* Enable incremental compilation */
+      "target": "es6" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019' or 'ESNEXT'. */,
+      "module": "commonjs" /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */,
+      // "allowJs": true,                       /* Allow javascript files to be compiled. */
+      // "checkJs": true,                       /* Report errors in .js files. */
+      // "jsx": "preserve",                     /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */
+      // "declaration": true,                   /* Generates corresponding '.d.ts' file. */
+      // "declarationMap": true,                /* Generates a sourcemap for each corresponding '.d.ts' file. */
+      // "sourceMap": true,                     /* Generates corresponding '.map' file. */
+      // "outFile": "./",                       /* Concatenate and emit output to single file. */
+      "outDir": "./lib" /* Redirect output structure to the directory. */,
+      "rootDir": "./src" /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */,
+      // "composite": true,                     /* Enable project compilation */
+      // "tsBuildInfoFile": "./",               /* Specify file to store incremental compilation information */
+      // "removeComments": true,                /* Do not emit comments to output. */
+      // "noEmit": true,                        /* Do not emit outputs. */
+      // "importHelpers": true,                 /* Import emit helpers from 'tslib'. */
+      // "downlevelIteration": true,            /* Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. */
+      // "isolatedModules": true,               /* Transpile each file as a separate module (similar to 'ts.transpileModule'). */
+
+      /* Strict Type-Checking Options */
+      //"strict": true,                           /* Enable all strict type-checking options. */
+      "noImplicitAny": false /* Raise error on expressions and declarations with an implied 'any' type. */,
+      // "strictNullChecks": true,              /* Enable strict null checks. */
+      // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+      // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
+      // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
+      // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
+      // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */
+
+      /* Additional Checks */
+      // "noUnusedLocals": true,                /* Report errors on unused locals. */
+      // "noUnusedParameters": true,            /* Report errors on unused parameters. */
+      // "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
+      // "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
+
+      /* Module Resolution Options */
+      // "moduleResolution": "node",            /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */
+      // "baseUrl": "./",                       /* Base directory to resolve non-absolute module names. */
+      // "paths": {},                           /* A series of entries which re-map imports to lookup locations relative to the 'baseUrl'. */
+      // "rootDirs": [],                        /* List of root folders whose combined content represents the structure of the project at runtime. */
+      // "typeRoots": [],                       /* List of folders to include type definitions from. */
+      // "types": [],                           /* Type declaration files to be included in compilation. */
+      // "allowSyntheticDefaultImports": true,  /* Allow default imports from modules with no default export. This does not affect code emit, just typechecking. */
+      // "esModuleInterop": true                   /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
+      // "preserveSymlinks": true,              /* Do not resolve the real path of symlinks. */
+      // "allowUmdGlobalAccess": true,          /* Allow accessing UMD globals from modules. */
+
+      /* Source Map Options */
+      // "sourceRoot": "",                      /* Specify the location where debugger should locate TypeScript files instead of source locations. */
+      // "mapRoot": "",                         /* Specify the location where debugger should locate map files instead of generated locations. */
+      // "inlineSourceMap": true,               /* Emit a single file with source maps instead of having a separate file. */
+      // "inlineSources": true,                 /* Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set. */
+
+      /* Experimental Options */
+      // "experimentalDecorators": true,        /* Enables experimental support for ES7 decorators. */
+      // "emitDecoratorMetadata": true,         /* Enables experimental support for emitting type metadata for decorators. */
+      "skipLibCheck": true
    },
-   "exclude": ["node_modules", "**/*.test.ts", "vitest.config.ts"]
+   "exclude": ["node_modules", "**/*.test.ts"]
 }

vitest.config.ts

@@ -1,10 +0,0 @@
-import {defineConfig} from 'vitest/config'
-
-export default defineConfig({
-   test: {
-      globals: true,
-      environment: 'node',
-      include: ['**/*.test.ts'],
-      clearMocks: true
-   }
-})