From 2723204c59432563a403f623c958794fab3aeae9 Mon Sep 17 00:00:00 2001
From: Dmitry Shibanov <shibanov-1997@inbox.ru>
Date: Thu, 22 Dec 2022 00:05:42 +0100
Subject: [PATCH] restructure tests

---
 __tests__/canary-installer.test.ts            | 531 ++++++++++++++
 __tests__/installer.unit.test.ts              | 362 ----------
 __tests__/main.test.ts                        | 295 ++++++++
 __tests__/nightly-installer.test.ts           | 517 ++++++++++++++
 ...ler.test.ts => official-installer.test.ts} | 651 +-----------------
 __tests__/rc-installer.test.ts                | 402 +++++++++++
 dist/setup/index.js                           | 107 ++-
 src/distibutions/base-distribution.ts         |  20 +-
 src/distibutions/installer-factory.ts         |   6 +-
 src/distibutions/nightly/nightly_builds.ts    |   1 +
 .../official_builds/official_builds.ts        |  32 +-
 src/distibutions/v8-canary/canary_builds.ts   |   2 +-
 src/main.ts                                   |  71 +-
 src/util.ts                                   |  63 ++
 14 files changed, 1956 insertions(+), 1104 deletions(-)
 create mode 100644 __tests__/canary-installer.test.ts
 delete mode 100644 __tests__/installer.unit.test.ts
 create mode 100644 __tests__/main.test.ts
 create mode 100644 __tests__/nightly-installer.test.ts
 rename __tests__/{installer.test.ts => official-installer.test.ts} (53%)
 create mode 100644 __tests__/rc-installer.test.ts
 create mode 100644 src/util.ts

diff --git a/__tests__/canary-installer.test.ts b/__tests__/canary-installer.test.ts
new file mode 100644
index 00000000..9ce645c6
--- /dev/null
+++ b/__tests__/canary-installer.test.ts
@@ -0,0 +1,531 @@
+import * as core from '@actions/core';
+import * as io from '@actions/io';
+import * as tc from '@actions/tool-cache';
+import * as httpm from '@actions/http-client';
+import * as exec from '@actions/exec';
+import * as cache from '@actions/cache';
+import fs from 'fs';
+import cp from 'child_process';
+import osm from 'os';
+import path from 'path';
+import * as main from '../src/main';
+import * as auth from '../src/authutil';
+import {INodeVersion} from '../src/distibutions/base-models';
+
+const nodeTestManifest = require('./data/versions-manifest.json');
+const nodeTestDist = require('./data/node-dist-index.json');
+const nodeTestDistNightly = require('./data/node-nightly-index.json');
+const nodeTestDistRc = require('./data/node-rc-index.json');
+const nodeV8CanaryTestDist = require('./data/v8-canary-dist-index.json');
+
+describe('setup-node', () => {
+  let inputs = {} as any;
+  let os = {} as any;
+
+  let inSpy: jest.SpyInstance;
+  let findSpy: jest.SpyInstance;
+  let findAllVersionsSpy: jest.SpyInstance;
+  let cnSpy: jest.SpyInstance;
+  let logSpy: jest.SpyInstance;
+  let warningSpy: jest.SpyInstance;
+  let getManifestSpy: jest.SpyInstance;
+  let getDistSpy: jest.SpyInstance;
+  let platSpy: jest.SpyInstance;
+  let archSpy: jest.SpyInstance;
+  let dlSpy: jest.SpyInstance;
+  let exSpy: jest.SpyInstance;
+  let cacheSpy: jest.SpyInstance;
+  let dbgSpy: jest.SpyInstance;
+  let whichSpy: jest.SpyInstance;
+  let existsSpy: jest.SpyInstance;
+  let readFileSyncSpy: jest.SpyInstance;
+  let mkdirpSpy: jest.SpyInstance;
+  let execSpy: jest.SpyInstance;
+  let authSpy: jest.SpyInstance;
+  let parseNodeVersionSpy: jest.SpyInstance;
+  let isCacheActionAvailable: jest.SpyInstance;
+  let getExecOutputSpy: jest.SpyInstance;
+  let getJsonSpy: jest.SpyInstance;
+
+  beforeEach(() => {
+    // @actions/core
+    console.log('::stop-commands::stoptoken'); // Disable executing of runner commands when running tests in actions
+    process.env['GITHUB_PATH'] = ''; // Stub out ENV file functionality so we can verify it writes to standard out
+    process.env['GITHUB_OUTPUT'] = ''; // Stub out ENV file functionality so we can verify it writes to standard out
+    inputs = {};
+    inSpy = jest.spyOn(core, 'getInput');
+    inSpy.mockImplementation(name => inputs[name]);
+
+    // node
+    os = {};
+    platSpy = jest.spyOn(osm, 'platform');
+    platSpy.mockImplementation(() => os['platform']);
+    archSpy = jest.spyOn(osm, 'arch');
+    archSpy.mockImplementation(() => os['arch']);
+    execSpy = jest.spyOn(cp, 'execSync');
+
+    // @actions/tool-cache
+    findSpy = jest.spyOn(tc, 'find');
+    findAllVersionsSpy = jest.spyOn(tc, 'findAllVersions');
+    dlSpy = jest.spyOn(tc, 'downloadTool');
+    exSpy = jest.spyOn(tc, 'extractTar');
+    cacheSpy = jest.spyOn(tc, 'cacheDir');
+    getManifestSpy = jest.spyOn(tc, 'getManifestFromRepo');
+
+    // http-client
+    getJsonSpy = jest.spyOn(httpm.HttpClient.prototype, 'getJson');
+
+    // io
+    whichSpy = jest.spyOn(io, 'which');
+    existsSpy = jest.spyOn(fs, 'existsSync');
+    mkdirpSpy = jest.spyOn(io, 'mkdirP');
+
+    // @actions/tool-cache
+    isCacheActionAvailable = jest.spyOn(cache, 'isFeatureAvailable');
+
+    // disable authentication portion for installer tests
+    authSpy = jest.spyOn(auth, 'configAuthentication');
+    authSpy.mockImplementation(() => {});
+
+    // gets
+    getManifestSpy.mockImplementation(
+      () => <tc.IToolRelease[]>nodeTestManifest
+    );
+
+    getJsonSpy.mockImplementation(url => {
+      let res: any;
+      if (url.includes('/rc')) {
+        res = <INodeVersion>nodeTestDistRc;
+      } else if (url.includes('/nightly')) {
+        res = <INodeVersion>nodeTestDistNightly;
+      } else if (url.includes('/v8-canary')) {
+        res = <INodeVersion>nodeV8CanaryTestDist;
+      } else {
+        res = <INodeVersion>nodeTestDist;
+      }
+
+      return {result: res};
+    });
+
+    // writes
+    cnSpy = jest.spyOn(process.stdout, 'write');
+    logSpy = jest.spyOn(core, 'info');
+    dbgSpy = jest.spyOn(core, 'debug');
+    warningSpy = jest.spyOn(core, 'warning');
+    cnSpy.mockImplementation(line => {
+      // uncomment to debug
+      // process.stderr.write('write:' + line + '\n');
+    });
+    logSpy.mockImplementation(line => {
+      // uncomment to debug
+      // process.stderr.write('log:' + line + '\n');
+    });
+    dbgSpy.mockImplementation(msg => {
+      // uncomment to see debug output
+      // process.stderr.write(msg + '\n');
+    });
+    warningSpy.mockImplementation(msg => {
+      // uncomment to debug
+      // process.stderr.write('log:' + msg + '\n');
+    });
+
+    // @actions/exec
+    getExecOutputSpy = jest.spyOn(exec, 'getExecOutput');
+    getExecOutputSpy.mockImplementation(() => 'v16.15.0');
+  });
+
+  afterEach(() => {
+    jest.resetAllMocks();
+    jest.clearAllMocks();
+    //jest.restoreAllMocks();
+  });
+
+  afterAll(async () => {
+    console.log('::stoptoken::'); // Re-enable executing of runner commands when running tests in actions
+    jest.restoreAllMocks();
+  }, 100000);
+
+  //--------------------------------------------------
+  // Found in cache tests
+  //--------------------------------------------------
+
+  it('finds version in cache with stable true', async () => {
+    inputs['node-version'] = '20-v8-canary';
+    os['arch'] = 'x64';
+    inputs.stable = 'true';
+
+    let toolPath = path.normalize(
+      '/cache/node/20.0.0-v8-canary20221103f7e2421e91/x64'
+    );
+    findSpy.mockImplementation(() => toolPath);
+    findAllVersionsSpy.mockImplementation(() => [
+      '20.0.0-v8-canary20221103f7e2421e91',
+      '20.0.0-v8-canary20221030fefe1c0879',
+      '19.0.0-v8-canary202210172ec229fc56',
+      '20.0.0-v8-canary2022102310ff1e5a8d'
+    ]);
+    await main.run();
+
+    expect(findSpy).toHaveBeenCalledWith(
+      'node',
+      '20.0.0-v8-canary20221103f7e2421e91',
+      'x64'
+    );
+    expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+  });
+
+  it('finds version in cache and adds it to the path', async () => {
+    inputs['node-version'] = '20-v8-canary';
+    os['arch'] = 'x64';
+
+    inSpy.mockImplementation(name => inputs[name]);
+
+    let toolPath = path.normalize(
+      '/cache/node/20.0.0-v8-canary20221103f7e2421e91/x64'
+    );
+    findSpy.mockImplementation(() => toolPath);
+    findAllVersionsSpy.mockImplementation(() => [
+      '20.0.0-v8-canary20221103f7e2421e91',
+      '20.0.0-v8-canary20221030fefe1c0879',
+      '19.0.0-v8-canary202210172ec229fc56',
+      '20.0.0-v8-canary2022102310ff1e5a8d'
+    ]);
+    await main.run();
+
+    let expPath = path.join(toolPath, 'bin');
+    expect(cnSpy).toHaveBeenCalledWith(`::add-path::${expPath}${osm.EOL}`);
+  });
+
+  it('handles unhandled find error and reports error', async () => {
+    os.platform = 'linux';
+    let errMsg = 'unhandled error message';
+    inputs['node-version'] = '20.0.0-v8-canary20221103f7e2421e91';
+
+    findSpy.mockImplementation(() => {
+      throw new Error(errMsg);
+    });
+    findAllVersionsSpy.mockImplementation(() => [
+      '20.0.0-v8-canary20221103f7e2421e91',
+      '20.0.0-v8-canary20221030fefe1c0879',
+      '19.0.0-v8-canary202210172ec229fc56',
+      '20.0.0-v8-canary2022102310ff1e5a8d'
+    ]);
+
+    await main.run();
+
+    expect(cnSpy).toHaveBeenCalledWith('::error::' + errMsg + osm.EOL);
+  });
+
+  //--------------------------------------------------
+  // Manifest tests
+  //--------------------------------------------------
+  it('falls back to a version from node dist', async () => {
+    os.platform = 'linux';
+    os.arch = 'x64';
+
+    // a version which is not in the manifest but is in node dist
+    let versionSpec = '11.15.0';
+
+    inputs['node-version'] = versionSpec;
+    inputs['always-auth'] = false;
+    inputs['token'] = 'faketoken';
+
+    // ... but not in the local cache
+    findSpy.mockImplementation(() => '');
+
+    dlSpy.mockImplementation(async () => '/some/temp/path');
+    let toolPath = path.normalize('/cache/node/11.11.0/x64');
+    exSpy.mockImplementation(async () => '/some/other/temp/path');
+    cacheSpy.mockImplementation(async () => toolPath);
+
+    await main.run();
+
+    let expPath = path.join(toolPath, 'bin');
+
+    expect(dlSpy).toHaveBeenCalled();
+    expect(exSpy).toHaveBeenCalled();
+    expect(logSpy).toHaveBeenCalledWith(
+      'Not found in manifest.  Falling back to download directly from Node'
+    );
+    expect(logSpy).toHaveBeenCalledWith(
+      `Attempting to download ${versionSpec}...`
+    );
+    expect(cnSpy).toHaveBeenCalledWith(`::add-path::${expPath}${osm.EOL}`);
+  });
+
+  it('does not find a version that does not exist', async () => {
+    os.platform = 'linux';
+    os.arch = 'x64';
+
+    let versionSpec = '23.0.0-v8-canary20221103f7e2421e91';
+    inputs['node-version'] = versionSpec;
+
+    findSpy.mockImplementation(() => '');
+    findAllVersionsSpy.mockImplementation(() => [
+      '20.0.0-v8-canary20221103f7e2421e91',
+      '20.0.0-v8-canary20221030fefe1c0879',
+      '19.0.0-v8-canary202210172ec229fc56',
+      '20.0.0-v8-canary2022102310ff1e5a8d'
+    ]);
+    await main.run();
+
+    expect(cnSpy).toHaveBeenCalledWith(
+      `::error::Unable to find Node version '${versionSpec}' for platform ${os.platform} and architecture ${os.arch}.${osm.EOL}`
+    );
+  });
+
+  it('reports a failed download', async () => {
+    let errMsg = 'unhandled download message';
+    os.platform = 'linux';
+    os.arch = 'x64';
+
+    // a version which is in the manifest
+    let versionSpec = '19.0.0-v8-canary';
+
+    inputs['node-version'] = versionSpec;
+    inputs['always-auth'] = false;
+    inputs['token'] = 'faketoken';
+
+    findSpy.mockImplementation(() => '');
+    findAllVersionsSpy.mockImplementation(() => [
+      '20.0.0-v8-canary20221103f7e2421e91',
+      '20.0.0-v8-canary20221030fefe1c0879',
+      '20.0.0-v8-canary2022102310ff1e5a8d'
+    ]);
+    dlSpy.mockImplementation(() => {
+      throw new Error(errMsg);
+    });
+    await main.run();
+
+    expect(cnSpy).toHaveBeenCalledWith(`::error::${errMsg}${osm.EOL}`);
+  });
+
+  it('acquires specified architecture of node', async () => {
+    for (const {arch, version, osSpec} of [
+      {
+        arch: 'x86',
+        version: '20.0.0-v8-canary20221022e83bcb6c41',
+        osSpec: 'win32'
+      },
+      {
+        arch: 'x86',
+        version: '20.0.0-v8-canary20221103f7e2421e91',
+        osSpec: 'win32'
+      }
+    ]) {
+      os.platform = osSpec;
+      os.arch = arch;
+      const fileExtension = os.platform === 'win32' ? '7z' : 'tar.gz';
+      const platform = {
+        linux: 'linux',
+        darwin: 'darwin',
+        win32: 'win'
+      }[os.platform];
+
+      inputs['node-version'] = version;
+      inputs['architecture'] = arch;
+      inputs['always-auth'] = false;
+      inputs['token'] = 'faketoken';
+
+      let expectedUrl = `https://nodejs.org/download/v8-canary/v${version}/node-v${version}-${platform}-${arch}.${fileExtension}`;
+
+      // ... but not in the local cache
+      findSpy.mockImplementation(() => '');
+      findAllVersionsSpy.mockImplementation(() => []);
+
+      dlSpy.mockImplementation(async () => '/some/temp/path');
+      let toolPath = path.normalize(`/cache/node/${version}/${arch}`);
+      exSpy.mockImplementation(async () => '/some/other/temp/path');
+      cacheSpy.mockImplementation(async () => toolPath);
+
+      await main.run();
+      expect(dlSpy).toHaveBeenCalled();
+      expect(logSpy).toHaveBeenCalledWith(
+        `Acquiring ${version} - ${arch} from ${expectedUrl}`
+      );
+    }
+  }, 100000);
+
+  describe('nightly versions', () => {
+    it.each([
+      [
+        '20.0.0-v8-canary',
+        '20.0.0-v8-canary20221103f7e2421e91',
+        'https://nodejs.org/download/v8-canary/v20.0.0-v8-canary20221103f7e2421e91/node-v20.0.0-v8-canary20221103f7e2421e91-linux-x64.tar.gz'
+      ],
+      [
+        '20-v8-canary',
+        '20.0.0-v8-canary20221103f7e2421e91',
+        'https://nodejs.org/download/v8-canary/v20.0.0-v8-canary20221103f7e2421e91/node-v20.0.0-v8-canary20221103f7e2421e91-linux-x64.tar.gz'
+      ],
+      [
+        '19.0.0-v8-canary',
+        '19.0.0-v8-canary202210187d6960f23f',
+        'https://nodejs.org/download/v8-canary/v19.0.0-v8-canary202210187d6960f23f/node-v19.0.0-v8-canary202210187d6960f23f-linux-x64.tar.gz'
+      ],
+      [
+        '19-v8-canary',
+        '19.0.0-v8-canary202210187d6960f23f',
+        'https://nodejs.org/download/v8-canary/v19.0.0-v8-canary202210187d6960f23f/node-v19.0.0-v8-canary202210187d6960f23f-linux-x64.tar.gz'
+      ],
+      [
+        '19.0.0-v8-canary202210187d6960f23f',
+        '19.0.0-v8-canary202210187d6960f23f',
+        'https://nodejs.org/download/v8-canary/v19.0.0-v8-canary202210187d6960f23f/node-v19.0.0-v8-canary202210187d6960f23f-linux-x64.tar.gz'
+      ]
+    ])(
+      'finds the versions in the index.json and installs it',
+      async (input, expectedVersion, expectedUrl) => {
+        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
+
+        findSpy.mockImplementation(() => '');
+        findAllVersionsSpy.mockImplementation(() => []);
+        dlSpy.mockImplementation(async () => '/some/temp/path');
+        exSpy.mockImplementation(async () => '/some/other/temp/path');
+        cacheSpy.mockImplementation(async () => toolPath);
+
+        inputs['node-version'] = input;
+        os['arch'] = 'x64';
+        os['platform'] = 'linux';
+        // act
+        await main.run();
+
+        // assert
+        expect(logSpy).toHaveBeenCalledWith(
+          `Acquiring ${expectedVersion} - ${os.arch} from ${expectedUrl}`
+        );
+        expect(logSpy).toHaveBeenCalledWith('Extracting ...');
+        expect(logSpy).toHaveBeenCalledWith('Adding to the cache ...');
+        expect(cnSpy).toHaveBeenCalledWith(
+          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
+        );
+      }
+    );
+
+    it.each([
+      [
+        '20.0.0-v8-canary20221103f7e2421e91',
+        '20.0.0-v8-canary20221103f7e2421e91'
+      ],
+      ['20.0.0-v8-canary', '20.0.0-v8-canary20221103f7e2421e91'],
+      ['20-v8-canary', '20.0.0-v8-canary20221103f7e2421e91']
+    ])(
+      'finds the %s version in the hostedToolcache',
+      async (input, expectedVersion) => {
+        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
+        findSpy.mockReturnValue(toolPath);
+        findAllVersionsSpy.mockReturnValue([
+          '20.0.0-v8-canary20221103f7e2421e91',
+          '20.0.0-v8-canary20221030fefe1c0879',
+          '19.0.0-v8-canary202210172ec229fc56',
+          '20.0.0-v8-canary2022102310ff1e5a8d'
+        ]);
+
+        inputs['node-version'] = input;
+        os['arch'] = 'x64';
+        os['platform'] = 'linux';
+
+        // act
+        await main.run();
+
+        // assert
+        expect(findAllVersionsSpy).toHaveBeenCalled();
+        expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+        expect(cnSpy).toHaveBeenCalledWith(
+          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
+        );
+      }
+    );
+
+    it.each([
+      [
+        '20.0.0-v8-canary',
+        '20.0.0-v8-canary20221103f7e2421e91',
+        '20.0.0-v8-canary20221030fefe1c0879',
+        'https://nodejs.org/download/v8-canary/v20.0.0-v8-canary20221103f7e2421e91/node-v20.0.0-v8-canary20221103f7e2421e91-linux-x64.tar.gz'
+      ],
+      [
+        '20-v8-canary',
+        '20.0.0-v8-canary20221103f7e2421e91',
+        '20.0.0-v8-canary20221030fefe1c0879',
+        'https://nodejs.org/download/v8-canary/v20.0.0-v8-canary20221103f7e2421e91/node-v20.0.0-v8-canary20221103f7e2421e91-linux-x64.tar.gz'
+      ],
+      [
+        '19.0.0-v8-canary',
+        '19.0.0-v8-canary202210187d6960f23f',
+        '19.0.0-v8-canary202210172ec229fc56',
+        'https://nodejs.org/download/v8-canary/v19.0.0-v8-canary202210187d6960f23f/node-v19.0.0-v8-canary202210187d6960f23f-linux-x64.tar.gz'
+      ],
+      [
+        '19-v8-canary',
+        '19.0.0-v8-canary202210187d6960f23f',
+        '19.0.0-v8-canary202210172ec229fc56',
+        'https://nodejs.org/download/v8-canary/v19.0.0-v8-canary202210187d6960f23f/node-v19.0.0-v8-canary202210187d6960f23f-linux-x64.tar.gz'
+      ]
+    ])(
+      'get %s version from dist if check-latest is true',
+      async (input, expectedVersion, foundVersion, expectedUrl) => {
+        const foundToolPath = path.normalize(`/cache/node/${foundVersion}/x64`);
+        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
+
+        inputs['node-version'] = input;
+        inputs['check-latest'] = 'true';
+        os['arch'] = 'x64';
+        os['platform'] = 'linux';
+
+        findSpy.mockReturnValue(foundToolPath);
+        findAllVersionsSpy.mockReturnValue([
+          '20.0.0-v8-canary20221030fefe1c0879',
+          '19.0.0-v8-canary202210172ec229fc56',
+          '20.0.0-v8-canary2022102310ff1e5a8d'
+        ]);
+        dlSpy.mockImplementation(async () => '/some/temp/path');
+        exSpy.mockImplementation(async () => '/some/other/temp/path');
+        cacheSpy.mockImplementation(async () => toolPath);
+
+        // act
+        await main.run();
+
+        // assert
+        expect(findAllVersionsSpy).toHaveBeenCalled();
+        expect(logSpy).toHaveBeenCalledWith(
+          `Acquiring ${expectedVersion} - ${os.arch} from ${expectedUrl}`
+        );
+        expect(logSpy).toHaveBeenCalledWith('Extracting ...');
+        expect(logSpy).toHaveBeenCalledWith('Adding to the cache ...');
+        expect(cnSpy).toHaveBeenCalledWith(
+          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
+        );
+      }
+    );
+  });
+
+  describe('setup-node v8 canary tests', () => {
+    it('v8 canary setup node flow with cached', async () => {
+      let versionSpec = 'v20-v8-canary';
+
+      inputs['node-version'] = versionSpec;
+      inputs['always-auth'] = false;
+      inputs['token'] = 'faketoken';
+
+      os.platform = 'linux';
+      os.arch = 'x64';
+
+      const versionExpected = 'v20.0.0-v8-canary20221103f7e2421e91';
+      findAllVersionsSpy.mockImplementation(() => [versionExpected]);
+
+      const toolPath = path.normalize(`/cache/node/${versionExpected}/x64`);
+      findSpy.mockImplementation(version => toolPath);
+
+      await main.run();
+
+      expect(cnSpy).toHaveBeenCalledWith(
+        `::add-path::${toolPath}${path.sep}bin${osm.EOL}`
+      );
+
+      expect(dlSpy).not.toHaveBeenCalled();
+      expect(exSpy).not.toHaveBeenCalled();
+      expect(cacheSpy).not.toHaveBeenCalled();
+    });
+  });
+});
diff --git a/__tests__/installer.unit.test.ts b/__tests__/installer.unit.test.ts
deleted file mode 100644
index 11d4b1bb..00000000
--- a/__tests__/installer.unit.test.ts
+++ /dev/null
@@ -1,362 +0,0 @@
-import semver from 'semver';
-import {
-  canaryExactVersionMatcherFactory,
-  canaryRangeVersionMatcherFactory,
-  distributionOf,
-  Distributions,
-  evaluateVersions,
-  getNodejsDistUrl,
-  nightlyExactVersionMatcherFactory,
-  nightlyRangeVersionMatcherFactory,
-  semverVersionMatcherFactory,
-  splitVersionSpec,
-  versionMatcherFactory
-} from '../src/installer';
-
-describe('setup-node unit tests', () => {
-  describe('splitVersionSpec', () => {
-    it('splitVersionSpec correctly splits version spec without dashes', () => {
-      const [raw, prerelease] = splitVersionSpec('1.1.1');
-      expect(raw).toBe('1.1.1');
-      expect(prerelease).toBeUndefined();
-    });
-    it('splitVersionSpec correctly splits version spec with one dash', () => {
-      const [raw, prerelease] = splitVersionSpec('1.1.1-nightly12345678');
-      expect(raw).toBe('1.1.1');
-      expect(prerelease).toBe('nightly12345678');
-    });
-    it('splitVersionSpec correctly splits version spec with 2 dashes', () => {
-      const [raw, prerelease] = splitVersionSpec('1.1.1-v8-canary12345678');
-      expect(raw).toBe('1.1.1');
-      expect(prerelease).toBe('v8-canary12345678');
-    });
-  });
-
-  describe('distributionOf', () => {
-    it('1.1.1-v8-canary should be CANARY', () => {
-      expect(distributionOf('1.1.1-v8-canary')).toBe(Distributions.CANARY);
-    });
-    it('1.1.1-v8-canary20221103f7e2421e91 should be CANARY', () => {
-      expect(distributionOf('1.1.1-v8-canary20221103f7e2421e91')).toBe(
-        Distributions.CANARY
-      );
-    });
-    it('1.1.1-nightly should be NIGHTLY', () => {
-      expect(distributionOf('1.1.1-nightly')).toBe(Distributions.NIGHTLY);
-    });
-    it('1.1.1-nightly20221103f7e2421e91 should be NIGHTLY', () => {
-      expect(distributionOf('1.1.1-nightly20221103f7e2421e91')).toBe(
-        Distributions.NIGHTLY
-      );
-    });
-    it('1.1.1-rc.0 should be RC', () => {
-      expect(distributionOf('1.1.1-rc.0')).toBe(Distributions.RC);
-    });
-  });
-
-  describe('versionMatcherFactory', () => {
-    it('1.1.1 should be handled by semverVersionMatcherFactory', () => {
-      expect(versionMatcherFactory('1.1.1').factory).toBe(
-        semverVersionMatcherFactory
-      );
-    });
-    it('v1.1.1 should be handled by semverVersionMatcherFactory', () => {
-      expect(versionMatcherFactory('v1.1.1').factory).toBe(
-        semverVersionMatcherFactory
-      );
-    });
-    it('v1.1.1-v8-canary should be handled by canaryRangeVersionMatcherFactory', () => {
-      expect(versionMatcherFactory('v1.1.1-v8-canary').factory).toBe(
-        canaryRangeVersionMatcherFactory
-      );
-    });
-    it('v1.1.1-v8-canary123 should be handled by canaryExactVersionMatcherFactory', () => {
-      expect(versionMatcherFactory('v1.1.1-v8-canary123').factory).toBe(
-        canaryExactVersionMatcherFactory
-      );
-    });
-    it('v1.1.1-nightly should be handled by nightlyRangeVersionMatcherFactory', () => {
-      expect(versionMatcherFactory('v1.1.1-nightly').factory).toBe(
-        nightlyRangeVersionMatcherFactory
-      );
-    });
-    it('v1.1.1-nigthly123 should be handled by nightlyExactVersionMatcherFactory', () => {
-      expect(versionMatcherFactory('v1.1.1-nightly123').factory).toBe(
-        nightlyExactVersionMatcherFactory
-      );
-    });
-    it('v1.1.1-rc should be handled by semverVersionMatcherFactory', () => {
-      expect(versionMatcherFactory('v1.1.1-rc').factory).toBe(
-        semverVersionMatcherFactory
-      );
-    });
-    it('v1.1.1-rc.1 should be handled by semverVersionMatcherFactory', () => {
-      expect(versionMatcherFactory('v1.1.1-rc.1').factory).toBe(
-        semverVersionMatcherFactory
-      );
-    });
-  });
-
-  describe('Version spec matchers', () => {
-    describe('semverVersionMatcher', () => {
-      it('semverVersionMatcher should always work as semver.satisfies does', () => {
-        const rangePlain = '1.1.1';
-        const matcherPlain = semverVersionMatcherFactory(rangePlain);
-        expect(matcherPlain('1.1.1')).toBe(
-          semver.satisfies('1.1.1', rangePlain)
-        );
-        expect(matcherPlain('1.1.2')).toBe(
-          semver.satisfies('1.1.2', rangePlain)
-        );
-
-        const rangeEq = '=1.1.1';
-        const matcherEq = semverVersionMatcherFactory(rangeEq);
-        expect(matcherEq('1.1.1')).toBe(semver.satisfies('1.1.1', rangeEq));
-        expect(matcherEq('1.1.2')).toBe(semver.satisfies('1.1.2', rangeEq));
-
-        // TODO: add for discovered issues if any
-      });
-
-      it("semverVersionMatcher should match release candidate as semver.satisfies does'", () => {
-        const rangePlain = 'v19.0.0-rc.2';
-        const matcherPlain = semverVersionMatcherFactory(rangePlain);
-        expect(matcherPlain('v19.0.0-rc.2')).toBe(
-          semver.satisfies('v19.0.0-rc.2', rangePlain)
-        );
-        expect(matcherPlain('v19.0.1-rc.2')).toBe(
-          semver.satisfies('v19.0.01rc.2', rangePlain)
-        );
-
-        const rangeEq = '=1.1.1';
-        const matcherEq = semverVersionMatcherFactory(rangeEq);
-        expect(matcherPlain('v19.0.0-rc.2')).toBe(
-          semver.satisfies('v19.0.0-rc.2', rangePlain)
-        );
-        expect(matcherPlain('v19.0.1-rc.2')).toBe(
-          semver.satisfies('v19.0.1-rc.2', rangePlain)
-        );
-      });
-    });
-
-    describe('canaryExactVersionMatcher', () => {
-      it('canaryExactVersionMatcher should match v20.0.0-v8-canary20221103f7e2421e91 only v20.0.0-v8-canary20221103f7e2421e91', () => {
-        const version = semver.coerce('v20.0.0')!.version;
-        const matcher = canaryExactVersionMatcherFactory(
-          version,
-          'v8-canary20221103f7e2421e91'
-        );
-        expect(matcher('v20.0.0-v8-canary20221103f7e2421e91')).toBeTruthy();
-        // see  https://github.com/actions/setup-node/blob/00e1b6691b40cce14b5078cb411dd1ec7dab07f7/__tests__/verify-node.sh#L10
-        expect(matcher('v20.0.0-v8-canary202211026bf85d0fb4')).toBeFalsy();
-      });
-    });
-
-    describe('canaryRangeVersionMatcherFactory', () => {
-      it('canaryRangeVersionMatcherFactory should match v20-v8-canary to any v20.x.x', () => {
-        const version = semver.coerce('v20')!.version;
-        const matcher = canaryRangeVersionMatcherFactory(version);
-        expect(matcher('v20.0.0-v8-canary20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.0.1-v8-canary20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.0-v8-canary20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.1-v8-canary20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.0.0-v8-canary202211026bf85d0fb4')).toBeTruthy();
-      });
-
-      it('canaryRangeVersionMatcherFactory should not match v20-v8-canary to v21.x & v19.x', () => {
-        const version = semver.coerce('v20')!.version;
-        const matcher = canaryRangeVersionMatcherFactory(version);
-        expect(matcher('v21.0.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v21.1.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v21.1.1-v8-canary20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.0.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.1.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.1.-v8-canary20221103f7e2421e91')).toBeFalsy();
-      });
-
-      it('canaryRangeVersionMatcherFactory should match v20.1-v8-canary to any v20.1.x patch version and minor above or eq v20.1', () => {
-        const version = semver.coerce('v20.1')!.version;
-        const matcher = canaryRangeVersionMatcherFactory(version);
-        expect(matcher('v20.1.0-v8-canary20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.1-v8-canary20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.0-v8-canary202211026bf85d0fb4')).toBeTruthy();
-        expect(matcher('v20.2.0-v8-canary20221103f7e2421e91')).toBeTruthy();
-      });
-
-      it('canaryRangeVersionMatcherFactory should not match v20.2-v8-canary to v21.x, v19.x, and v20 minor less than v20.2', () => {
-        const version = semver.coerce('v20.2')!.version;
-        const matcher = canaryRangeVersionMatcherFactory(version);
-        expect(matcher('v20.1.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v21.0.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.0.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-      });
-
-      it('canaryRangeVersionMatcherFactory should match v20.1.1-v8-canary to v20.1.x patch versions above or eq v20.1.1', () => {
-        const version = semver.coerce('v20.1.1')!.version;
-        const matcher = canaryRangeVersionMatcherFactory('v20.1.1-v8-canary');
-        expect(matcher('v20.1.1-v8-canary20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.2-v8-canary20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.2.0-v8-canary20221103f7e2421e91')).toBeTruthy();
-      });
-
-      it('canaryRangeVersionMatcherFactory should not match v20.1.1-v8-canary to any other minor versions and patch versions below v20.1.1', () => {
-        const version = semver.coerce('v20.1.1')!.version;
-        const matcher = canaryRangeVersionMatcherFactory(version);
-        expect(matcher('v20.1.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v21.0.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.0.0-v8-canary20221103f7e2421e91')).toBeFalsy();
-      });
-
-      it('canaryRangeVersionMatcherFactory should match v20.1.1-v8-canary to patch versions with any canary timestamp', () => {
-        const version = semver.coerce('v20.1.1')!.version;
-        const matcher = canaryRangeVersionMatcherFactory(version);
-        expect(matcher('v20.1.1-v8-canary20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.1-v8-canary202211026bf85d0fb4')).toBeTruthy();
-      });
-    });
-
-    describe('nightlyRangeVersionMatcherFactory', () => {
-      it('nightlyRangeVersionMatcherFactory should match v20-nightly to any v20.x.x', () => {
-        const version = semver.coerce('v20')!.version;
-        const matcher = nightlyRangeVersionMatcherFactory(version);
-        expect(matcher('v20.0.0-nightly20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.0.1-nightly20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.0-nightly20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.1-nightly20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.0.0-nightly202211026bf85d0fb4')).toBeTruthy();
-      });
-
-      it('nightlyRangeVersionMatcherFactory should not match v20-nightly to v21.x & v19.x', () => {
-        const version = semver.coerce('v20')!.version;
-        const matcher = nightlyRangeVersionMatcherFactory(version);
-        expect(matcher('v21.0.0-nightly20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v21.1.0-nightly20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v21.1.1-nightly20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.0.0-nightly20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.1.0-nightly20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.1.-nightly20221103f7e2421e91')).toBeFalsy();
-      });
-
-      it('nightlyRangeVersionMatcherFactory should match v20.1-nightly to any v20.1.x patch version and minor above or eq v20.1', () => {
-        const version = semver.coerce('v20.1')!.version;
-        const matcher = nightlyRangeVersionMatcherFactory(version);
-        expect(matcher('v20.1.0-nightly20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.1-nightly20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.0-nightly202211026bf85d0fb4')).toBeTruthy();
-        expect(matcher('v20.2.0-nightly20221103f7e2421e91')).toBeTruthy();
-      });
-
-      it('nightlyRangeVersionMatcherFactory should not match v20.2-nightly to v21.x, v19.x, and v20 minor less v20.2', () => {
-        const version = semver.coerce('v20.2')!.version;
-        const matcher = nightlyRangeVersionMatcherFactory(version);
-        expect(matcher('v20.1.0-nightly20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v21.0.0-nightly20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.0.0-nightly20221103f7e2421e91')).toBeFalsy();
-      });
-
-      it('nightlyRangeVersionMatcherFactory should match v20.1.1-nightly to v20.1.x patch versions above or eq v20.1.1', () => {
-        const version = semver.coerce('v20.1.1')!.version;
-        const matcher = nightlyRangeVersionMatcherFactory('v20.1.1-nightly');
-        expect(matcher('v20.1.1-nightly20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.2-nightly20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.2.0-nightly20221103f7e2421e91')).toBeTruthy();
-      });
-
-      it('nightlyRangeVersionMatcherFactory should not match v20.1.1-nightly to any other minor versions and patch versions below v20.1.1', () => {
-        const version = semver.coerce('v20.1.1')!.version;
-        const matcher = nightlyRangeVersionMatcherFactory(version);
-        expect(matcher('v20.1.0-nightly20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v21.0.0-nightly20221103f7e2421e91')).toBeFalsy();
-        expect(matcher('v19.0.0-nightly20221103f7e2421e91')).toBeFalsy();
-      });
-
-      it('nightlyRangeVersionMatcherFactory should match v20.1.1-nightly to patch versions with any timestamp', () => {
-        const version = semver.coerce('v20.1.1')!.version;
-        const matcher = nightlyRangeVersionMatcherFactory(version);
-        expect(matcher('v20.1.1-nightly20221103f7e2421e91')).toBeTruthy();
-        expect(matcher('v20.1.1-nightly202211026bf85d0fb4')).toBeTruthy();
-      });
-    });
-  });
-
-  describe('evaluateVersions', () => {
-    it('evaluateVersions should handle v8-canary version spec without timestamp', () => {
-      const versions = [
-        'v20.0.0-v8-canary20221103f7e2421e91',
-        'v20.0.1-v8-canary20221103f7e2421e91',
-        'v20.1.0-v8-canary20221103f7e2421e91',
-        'v20.1.1-v8-canary20221103f7e2421e91',
-        'v21.1.0-v8-canary20221103f7e2421e91',
-        'v19.1.0-v8-canary20221103f7e2421e91'
-      ];
-      const version = evaluateVersions(versions, 'v20-v8-canary');
-      expect(version).toBe('v20.1.1-v8-canary20221103f7e2421e91');
-    });
-
-    it('evaluateVersions should handle v8-canary version spec with timestamp', () => {
-      const versions = [
-        'v20.0.0-v8-canary20221103f7e2421e91',
-        'v20.0.1-v8-canary20221103f7e2421e91',
-        'v20.0.1-v8-canary20221103f7e2421e92',
-        'v20.0.1-v8-canary20221103f7e2421e93',
-        'v20.0.2-v8-canary20221103f7e2421e91'
-      ];
-      const version = evaluateVersions(
-        versions,
-        'v20.0.1-v8-canary20221103f7e2421e92'
-      );
-      expect(version).toBe('v20.0.1-v8-canary20221103f7e2421e92');
-    });
-  });
-
-  describe('getNodejsDistUrl', () => {
-    it('getNodejsDistUrl should handle v8 canary version spec', async () => {
-      expect(getNodejsDistUrl('1.1.1-v8-canary')).toBe(
-        'https://nodejs.org/download/v8-canary'
-      );
-      expect(getNodejsDistUrl('1.1.1-v8-canary123')).toBe(
-        'https://nodejs.org/download/v8-canary'
-      );
-      expect(getNodejsDistUrl('v1.1.1-v8-canary')).toBe(
-        'https://nodejs.org/download/v8-canary'
-      );
-      expect(getNodejsDistUrl('v1.1.1-v8-canary123')).toBe(
-        'https://nodejs.org/download/v8-canary'
-      );
-    });
-
-    it('getNodejsDistUrl should handle nightly version spec', async () => {
-      expect(getNodejsDistUrl('1.1.1-nightly')).toBe(
-        'https://nodejs.org/download/nightly'
-      );
-      expect(getNodejsDistUrl('v1.1.1-nightly')).toBe(
-        'https://nodejs.org/download/nightly'
-      );
-      expect(getNodejsDistUrl('1.1.1-nightly123')).toBe(
-        'https://nodejs.org/download/nightly'
-      );
-      expect(getNodejsDistUrl('v1.1.1-nightly123')).toBe(
-        'https://nodejs.org/download/nightly'
-      );
-    });
-
-    it('getNodejsDistUrl should handle rc version spec', async () => {
-      expect(getNodejsDistUrl('1.1.1-rc')).toBe(
-        'https://nodejs.org/download/rc'
-      );
-      expect(getNodejsDistUrl('v1.1.1-rc')).toBe(
-        'https://nodejs.org/download/rc'
-      );
-      expect(getNodejsDistUrl('1.1.1-rc.0')).toBe(
-        'https://nodejs.org/download/rc'
-      );
-      expect(getNodejsDistUrl('v1.1.1-rc.0')).toBe(
-        'https://nodejs.org/download/rc'
-      );
-    });
-
-    it('getNodejsDistUrl should handle unspecific version spec', async () => {
-      expect(getNodejsDistUrl('1.1.1')).toBe('https://nodejs.org/dist');
-      expect(getNodejsDistUrl('v1.1.1')).toBe('https://nodejs.org/dist');
-    });
-  });
-});
diff --git a/__tests__/main.test.ts b/__tests__/main.test.ts
new file mode 100644
index 00000000..3a711096
--- /dev/null
+++ b/__tests__/main.test.ts
@@ -0,0 +1,295 @@
+import * as core from '@actions/core';
+import * as exec from '@actions/exec';
+import * as tc from '@actions/tool-cache';
+import * as cache from '@actions/cache';
+
+import fs from 'fs';
+import path from 'path';
+import osm from 'os';
+
+import each from 'jest-each';
+
+import * as main from '../src/main';
+import * as util from '../src/util';
+
+describe('main tests', () => {
+  let inputs = {} as any;
+  let os = {} as any;
+
+  let infoSpy: jest.SpyInstance;
+  let warningSpy: jest.SpyInstance;
+  let inSpy: jest.SpyInstance;
+  let setOutputSpy: jest.SpyInstance;
+  let startGroupSpy: jest.SpyInstance;
+  let endGroupSpy: jest.SpyInstance;
+
+  let existsSpy: jest.SpyInstance;
+
+  let getExecOutputSpy: jest.SpyInstance;
+
+  let parseNodeVersionSpy: jest.SpyInstance;
+  let cnSpy: jest.SpyInstance;
+  let findSpy: jest.SpyInstance;
+  let isCacheActionAvailable: jest.SpyInstance;
+
+  beforeEach(() => {
+    inputs = {};
+
+    // node
+    os = {};
+    console.log('::stop-commands::stoptoken');
+    infoSpy = jest.spyOn(core, 'info');
+    infoSpy.mockImplementation(() => {});
+    setOutputSpy = jest.spyOn(core, 'setOutput');
+    setOutputSpy.mockImplementation(() => {});
+    warningSpy = jest.spyOn(core, 'warning');
+    warningSpy.mockImplementation(() => {});
+    startGroupSpy = jest.spyOn(core, 'startGroup');
+    startGroupSpy.mockImplementation(() => {});
+    endGroupSpy = jest.spyOn(core, 'endGroup');
+    endGroupSpy.mockImplementation(() => {});
+    inSpy = jest.spyOn(core, 'getInput');
+    inSpy.mockImplementation(name => inputs[name]);
+
+    getExecOutputSpy = jest.spyOn(exec, 'getExecOutput');
+
+    findSpy = jest.spyOn(tc, 'find');
+
+    isCacheActionAvailable = jest.spyOn(cache, 'isFeatureAvailable');
+
+    existsSpy = jest.spyOn(fs, 'existsSync');
+
+    cnSpy = jest.spyOn(process.stdout, 'write');
+    cnSpy.mockImplementation(line => {
+      // uncomment to debug
+      // process.stderr.write('write:' + line + '\n');
+    });
+  });
+
+  afterEach(() => {
+    jest.resetAllMocks();
+    jest.clearAllMocks();
+    //jest.restoreAllMocks();
+  });
+
+  afterAll(async () => {
+    console.log('::stoptoken::');
+    jest.restoreAllMocks();
+  }, 100000);
+
+  describe('parseNodeVersionFile', () => {
+    each`
+      contents                                     | expected
+      ${'12'}                                      | ${'12'}
+      ${'12.3'}                                    | ${'12.3'}
+      ${'12.3.4'}                                  | ${'12.3.4'}
+      ${'v12.3.4'}                                 | ${'12.3.4'}
+      ${'lts/erbium'}                              | ${'lts/erbium'}
+      ${'lts/*'}                                   | ${'lts/*'}
+      ${'nodejs 12.3.4'}                           | ${'12.3.4'}
+      ${'ruby 2.3.4\nnodejs 12.3.4\npython 3.4.5'} | ${'12.3.4'}
+      ${''}                                        | ${''}
+      ${'unknown format'}                          | ${'unknown format'}
+      ${'  14.1.0  '}                              | ${'14.1.0'}
+      ${'{"volta": {"node": ">=14.0.0 <=17.0.0"}}'}| ${'>=14.0.0 <=17.0.0'}
+      ${'{"engines": {"node": "17.0.0"}}'}         | ${'17.0.0'}
+    `.it('parses "$contents"', ({contents, expected}) => {
+      expect(util.parseNodeVersionFile(contents)).toBe(expected);
+    });
+  });
+
+  describe('printEnvDetailsAndSetOutput', () => {
+    it.each([
+      [{node: '12.0.2', npm: '6.3.3', yarn: '1.22.11'}],
+      [{node: '16.0.2', npm: '7.3.3', yarn: '2.22.11'}],
+      [{node: '14.0.1', npm: '8.1.0', yarn: '3.2.1'}],
+      [{node: '17.0.2', npm: '6.3.3', yarn: ''}]
+    ])('Tools versions %p', async obj => {
+      getExecOutputSpy.mockImplementation(async command => {
+        if (Reflect.has(obj, command) && !obj[command]) {
+          return {
+            stdout: '',
+            stderr: `${command} does not exist`,
+            exitCode: 1
+          };
+        }
+
+        return {stdout: obj[command], stderr: '', exitCode: 0};
+      });
+
+      await util.printEnvDetailsAndSetOutput();
+
+      expect(setOutputSpy).toHaveBeenCalledWith('node-version', obj['node']);
+      Object.getOwnPropertyNames(obj).forEach(name => {
+        if (!obj[name]) {
+          expect(infoSpy).toHaveBeenCalledWith(
+            `[warning]${name} does not exist`
+          );
+        }
+        expect(infoSpy).toHaveBeenCalledWith(`${name}: ${obj[name]}`);
+      });
+    });
+  });
+
+  describe('node-version-file flag', () => {
+    beforeEach(() => {
+      parseNodeVersionSpy = jest.spyOn(util, 'parseNodeVersionFile');
+    });
+
+    it('not used if node-version is provided', async () => {
+      // Arrange
+      inputs['node-version'] = '12';
+
+      // Act
+      await main.run();
+
+      // Assert
+      expect(parseNodeVersionSpy).toHaveBeenCalledTimes(0);
+    });
+
+    it('not used if node-version-file not provided', async () => {
+      // Act
+      await main.run();
+
+      // Assert
+      expect(parseNodeVersionSpy).toHaveBeenCalledTimes(0);
+    });
+
+    it('reads node-version-file if provided', async () => {
+      // Arrange
+      const versionSpec = 'v14';
+      const versionFile = '.nvmrc';
+      const expectedVersionSpec = '14';
+      process.env['GITHUB_WORKSPACE'] = path.join(__dirname, 'data');
+      inputs['node-version-file'] = versionFile;
+
+      parseNodeVersionSpy.mockImplementation(() => expectedVersionSpec);
+      existsSpy.mockImplementationOnce(
+        input => input === path.join(__dirname, 'data', versionFile)
+      );
+
+      // Act
+      await main.run();
+
+      // Assert
+      expect(existsSpy).toHaveBeenCalledTimes(1);
+      expect(existsSpy).toHaveReturnedWith(true);
+      expect(parseNodeVersionSpy).toHaveBeenCalledWith(versionSpec);
+      expect(infoSpy).toHaveBeenCalledWith(
+        `Resolved ${versionFile} as ${expectedVersionSpec}`
+      );
+    });
+
+    it('reads package.json as node-version-file if provided', async () => {
+      // Arrange
+      const versionSpec = fs.readFileSync(
+        path.join(__dirname, 'data/package.json'),
+        'utf-8'
+      );
+      const versionFile = 'package.json';
+      const expectedVersionSpec = '14';
+      process.env['GITHUB_WORKSPACE'] = path.join(__dirname, 'data');
+      inputs['node-version-file'] = versionFile;
+
+      parseNodeVersionSpy.mockImplementation(() => expectedVersionSpec);
+      existsSpy.mockImplementationOnce(
+        input => input === path.join(__dirname, 'data', versionFile)
+      );
+      // Act
+      await main.run();
+
+      // Assert
+      expect(existsSpy).toHaveBeenCalledTimes(1);
+      expect(existsSpy).toHaveReturnedWith(true);
+      expect(parseNodeVersionSpy).toHaveBeenCalledWith(versionSpec);
+      expect(infoSpy).toHaveBeenCalledWith(
+        `Resolved ${versionFile} as ${expectedVersionSpec}`
+      );
+    });
+
+    it('both node-version-file and node-version are provided', async () => {
+      inputs['node-version'] = '12';
+      const versionSpec = 'v14';
+      const versionFile = '.nvmrc';
+      const expectedVersionSpec = '14';
+      process.env['GITHUB_WORKSPACE'] = path.join(__dirname, '..');
+      inputs['node-version-file'] = versionFile;
+
+      parseNodeVersionSpy.mockImplementation(() => expectedVersionSpec);
+
+      // Act
+      await main.run();
+
+      // Assert
+      expect(existsSpy).toHaveBeenCalledTimes(0);
+      expect(parseNodeVersionSpy).not.toHaveBeenCalled();
+      expect(warningSpy).toHaveBeenCalledWith(
+        'Both node-version and node-version-file inputs are specified, only node-version will be used'
+      );
+    });
+
+    it('should throw an error if node-version-file is not found', async () => {
+      const versionFile = '.nvmrc';
+      const versionFilePath = path.join(__dirname, '..', versionFile);
+      inputs['node-version-file'] = versionFile;
+
+      inSpy.mockImplementation(name => inputs[name]);
+      existsSpy.mockImplementationOnce(
+        input => input === path.join(__dirname, 'data', versionFile)
+      );
+
+      // Act
+      await main.run();
+
+      // Assert
+      expect(existsSpy).toHaveBeenCalled();
+      expect(existsSpy).toHaveReturnedWith(false);
+      expect(parseNodeVersionSpy).not.toHaveBeenCalled();
+      expect(cnSpy).toHaveBeenCalledWith(
+        `::error::The specified node version file at: ${versionFilePath} does not exist${osm.EOL}`
+      );
+    });
+  });
+
+  describe('cache on GHES', () => {
+    it('Should throw an error, because cache is not supported', async () => {
+      inputs['node-version'] = '12';
+      inputs['cache'] = 'npm';
+
+      inSpy.mockImplementation(name => inputs[name]);
+
+      let toolPath = path.normalize('/cache/node/12.16.1/x64');
+      findSpy.mockImplementation(() => toolPath);
+
+      // expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+      process.env['GITHUB_SERVER_URL'] = 'https://www.test.com';
+      isCacheActionAvailable.mockImplementation(() => false);
+
+      await main.run();
+
+      expect(warningSpy).toHaveBeenCalledWith(
+        `Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.`
+      );
+    });
+
+    it('Should throw an internal error', async () => {
+      inputs['node-version'] = '12';
+      inputs['cache'] = 'npm';
+
+      inSpy.mockImplementation(name => inputs[name]);
+
+      let toolPath = path.normalize('/cache/node/12.16.1/x64');
+      findSpy.mockImplementation(() => toolPath);
+
+      // expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+      process.env['GITHUB_SERVER_URL'] = '';
+      isCacheActionAvailable.mockImplementation(() => false);
+
+      await main.run();
+
+      expect(warningSpy).toHaveBeenCalledWith(
+        'The runner was not able to contact the cache service. Caching will be skipped'
+      );
+    });
+  });
+});
diff --git a/__tests__/nightly-installer.test.ts b/__tests__/nightly-installer.test.ts
new file mode 100644
index 00000000..c37b72bd
--- /dev/null
+++ b/__tests__/nightly-installer.test.ts
@@ -0,0 +1,517 @@
+import * as core from '@actions/core';
+import * as io from '@actions/io';
+import * as tc from '@actions/tool-cache';
+import * as httpm from '@actions/http-client';
+import * as exec from '@actions/exec';
+import * as cache from '@actions/cache';
+import fs from 'fs';
+import cp from 'child_process';
+import osm from 'os';
+import path from 'path';
+import * as main from '../src/main';
+import * as auth from '../src/authutil';
+import {INodeVersion} from '../src/distibutions/base-models';
+
+const nodeTestManifest = require('./data/versions-manifest.json');
+const nodeTestDist = require('./data/node-dist-index.json');
+const nodeTestDistNightly = require('./data/node-nightly-index.json');
+const nodeTestDistRc = require('./data/node-rc-index.json');
+const nodeV8CanaryTestDist = require('./data/v8-canary-dist-index.json');
+
+describe('setup-node', () => {
+  let inputs = {} as any;
+  let os = {} as any;
+
+  let inSpy: jest.SpyInstance;
+  let findSpy: jest.SpyInstance;
+  let findAllVersionsSpy: jest.SpyInstance;
+  let cnSpy: jest.SpyInstance;
+  let logSpy: jest.SpyInstance;
+  let warningSpy: jest.SpyInstance;
+  let getManifestSpy: jest.SpyInstance;
+  let getDistSpy: jest.SpyInstance;
+  let platSpy: jest.SpyInstance;
+  let archSpy: jest.SpyInstance;
+  let dlSpy: jest.SpyInstance;
+  let exSpy: jest.SpyInstance;
+  let cacheSpy: jest.SpyInstance;
+  let dbgSpy: jest.SpyInstance;
+  let whichSpy: jest.SpyInstance;
+  let existsSpy: jest.SpyInstance;
+  let mkdirpSpy: jest.SpyInstance;
+  let execSpy: jest.SpyInstance;
+  let authSpy: jest.SpyInstance;
+  let parseNodeVersionSpy: jest.SpyInstance;
+  let isCacheActionAvailable: jest.SpyInstance;
+  let getExecOutputSpy: jest.SpyInstance;
+  let getJsonSpy: jest.SpyInstance;
+
+  beforeEach(() => {
+    // @actions/core
+    console.log('::stop-commands::stoptoken'); // Disable executing of runner commands when running tests in actions
+    process.env['GITHUB_PATH'] = ''; // Stub out ENV file functionality so we can verify it writes to standard out
+    process.env['GITHUB_OUTPUT'] = ''; // Stub out ENV file functionality so we can verify it writes to standard out
+    inputs = {};
+    inSpy = jest.spyOn(core, 'getInput');
+    inSpy.mockImplementation(name => inputs[name]);
+
+    // node
+    os = {};
+    platSpy = jest.spyOn(osm, 'platform');
+    platSpy.mockImplementation(() => os['platform']);
+    archSpy = jest.spyOn(osm, 'arch');
+    archSpy.mockImplementation(() => os['arch']);
+    execSpy = jest.spyOn(cp, 'execSync');
+
+    // @actions/tool-cache
+    findSpy = jest.spyOn(tc, 'find');
+    findAllVersionsSpy = jest.spyOn(tc, 'findAllVersions');
+    dlSpy = jest.spyOn(tc, 'downloadTool');
+    exSpy = jest.spyOn(tc, 'extractTar');
+    cacheSpy = jest.spyOn(tc, 'cacheDir');
+    getManifestSpy = jest.spyOn(tc, 'getManifestFromRepo');
+
+    // http-client
+    getJsonSpy = jest.spyOn(httpm.HttpClient.prototype, 'getJson');
+
+    // io
+    whichSpy = jest.spyOn(io, 'which');
+    existsSpy = jest.spyOn(fs, 'existsSync');
+    mkdirpSpy = jest.spyOn(io, 'mkdirP');
+
+    // @actions/tool-cache
+    isCacheActionAvailable = jest.spyOn(cache, 'isFeatureAvailable');
+
+    // disable authentication portion for installer tests
+    authSpy = jest.spyOn(auth, 'configAuthentication');
+    authSpy.mockImplementation(() => {});
+
+    getJsonSpy.mockImplementation(url => {
+      let res: any;
+      if (url.includes('/rc')) {
+        res = <INodeVersion>nodeTestDistRc;
+      } else if (url.includes('/nightly')) {
+        res = <INodeVersion>nodeTestDistNightly;
+      } else {
+        res = <INodeVersion>nodeTestDist;
+      }
+
+      return {result: res};
+    });
+
+    // writes
+    cnSpy = jest.spyOn(process.stdout, 'write');
+    logSpy = jest.spyOn(core, 'info');
+    dbgSpy = jest.spyOn(core, 'debug');
+    warningSpy = jest.spyOn(core, 'warning');
+    cnSpy.mockImplementation(line => {
+      // uncomment to debug
+      // process.stderr.write('write:' + line + '\n');
+    });
+    logSpy.mockImplementation(line => {
+      // uncomment to debug
+      // process.stderr.write('log:' + line + '\n');
+    });
+    dbgSpy.mockImplementation(msg => {
+      // uncomment to see debug output
+      // process.stderr.write(msg + '\n');
+    });
+    warningSpy.mockImplementation(msg => {
+      // uncomment to debug
+      // process.stderr.write('log:' + msg + '\n');
+    });
+
+    // @actions/exec
+    getExecOutputSpy = jest.spyOn(exec, 'getExecOutput');
+    getExecOutputSpy.mockImplementation(() => 'v16.15.0');
+  });
+
+  afterEach(() => {
+    jest.resetAllMocks();
+    jest.clearAllMocks();
+    //jest.restoreAllMocks();
+  });
+
+  afterAll(async () => {
+    console.log('::stoptoken::'); // Re-enable executing of runner commands when running tests in actions
+    jest.restoreAllMocks();
+  }, 100000);
+
+  //--------------------------------------------------
+  // Found in cache tests
+  //--------------------------------------------------
+
+  it('finds version in cache with stable true', async () => {
+    inputs['node-version'] = '16-nightly';
+    os['arch'] = 'x64';
+    inputs.stable = 'true';
+
+    let toolPath = path.normalize(
+      '/cache/node/16.0.0-nightly20210417bc31dc0e0f/x64'
+    );
+    findSpy.mockImplementation(() => toolPath);
+    findAllVersionsSpy.mockImplementation(() => [
+      '12.0.1',
+      '16.0.0-nightly20210415c3a5e15ebe',
+      '16.0.0-nightly20210417bc31dc0e0f',
+      '16.1.3'
+    ]);
+
+    await main.run();
+
+    expect(findSpy).toHaveBeenCalledWith(
+      'node',
+      '16.0.0-nightly20210417bc31dc0e0f',
+      'x64'
+    );
+    expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+  });
+
+  it('finds version in cache with stable false', async () => {
+    inputs['node-version'] = '16.0.0-nightly20210415c3a5e15ebe';
+    os['arch'] = 'x64';
+    inputs.stable = 'false';
+
+    let toolPath = path.normalize(
+      '/cache/node/16.0.0-nightly20210415c3a5e15ebe/x64'
+    );
+    findSpy.mockImplementation(() => toolPath);
+    findAllVersionsSpy.mockImplementation(() => [
+      '12.0.1',
+      '16.0.0-nightly20210415c3a5e15ebe',
+      '16.0.0-nightly20210417bc31dc0e0f',
+      '16.1.3'
+    ]);
+
+    await main.run();
+
+    expect(findSpy).toHaveBeenCalledWith(
+      'node',
+      '16.0.0-nightly20210415c3a5e15ebe',
+      'x64'
+    );
+    expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+  });
+
+  it('finds version in cache and adds it to the path', async () => {
+    inputs['node-version'] = '16-nightly';
+    os['arch'] = 'x64';
+
+    inSpy.mockImplementation(name => inputs[name]);
+
+    let toolPath = path.normalize(
+      '/cache/node/16.0.0-nightly20210417bc31dc0e0f/x64'
+    );
+    findSpy.mockImplementation(() => toolPath);
+    findAllVersionsSpy.mockImplementation(() => [
+      '12.0.1',
+      '16.0.0-nightly20210415c3a5e15ebe',
+      '16.0.0-nightly20210417bc31dc0e0f',
+      '16.1.3'
+    ]);
+
+    await main.run();
+
+    expect(findSpy).toHaveBeenCalledWith(
+      'node',
+      '16.0.0-nightly20210417bc31dc0e0f',
+      'x64'
+    );
+
+    let expPath = path.join(toolPath, 'bin');
+    expect(cnSpy).toHaveBeenCalledWith(`::add-path::${expPath}${osm.EOL}`);
+  });
+
+  it('handles unhandled find error and reports error', async () => {
+    let errMsg = 'unhandled error message';
+    inputs['node-version'] = '16.0.0-nightly20210417bc31dc0e0f';
+
+    findAllVersionsSpy.mockImplementation(() => [
+      '12.0.1',
+      '16.0.0-nightly20210415c3a5e15ebe',
+      '16.0.0-nightly20210417bc31dc0e0f',
+      '16.1.3'
+    ]);
+
+    findSpy.mockImplementation(() => {
+      throw new Error(errMsg);
+    });
+
+    await main.run();
+
+    expect(cnSpy).toHaveBeenCalledWith('::error::' + errMsg + osm.EOL);
+  });
+
+  it('falls back to a version from node dist', async () => {
+    os.platform = 'linux';
+    os.arch = 'x64';
+
+    // a version which is not in the manifest but is in node dist
+    let versionSpec = '13.13.1-nightly20200415947ddec091';
+
+    inputs['node-version'] = versionSpec;
+    inputs['always-auth'] = false;
+    inputs['token'] = 'faketoken';
+
+    // ... but not in the local cache
+    findSpy.mockImplementation(() => '');
+    findAllVersionsSpy.mockImplementation(() => []);
+
+    dlSpy.mockImplementation(async () => '/some/temp/path');
+    let toolPath = path.normalize(
+      '/cache/node/13.13.1-nightly20200415947ddec091/x64'
+    );
+    exSpy.mockImplementation(async () => '/some/other/temp/path');
+    cacheSpy.mockImplementation(async () => toolPath);
+
+    await main.run();
+
+    let expPath = path.join(toolPath, 'bin');
+
+    expect(dlSpy).toHaveBeenCalled();
+    expect(exSpy).toHaveBeenCalled();
+    expect(cnSpy).toHaveBeenCalledWith(`::add-path::${expPath}${osm.EOL}`);
+  });
+
+  it('does not find a version that does not exist', async () => {
+    os.platform = 'linux';
+    os.arch = 'x64';
+
+    let versionSpec = '10.13.1-nightly20200415947ddec091';
+    inputs['node-version'] = versionSpec;
+
+    findSpy.mockImplementation(() => '');
+    findAllVersionsSpy.mockImplementation(() => []);
+    await main.run();
+
+    expect(cnSpy).toHaveBeenCalledWith(
+      `::error::Unable to find Node version '${versionSpec}' for platform ${os.platform} and architecture ${os.arch}.${osm.EOL}`
+    );
+  });
+
+  it('reports a failed download', async () => {
+    let errMsg = 'unhandled download message';
+    os.platform = 'linux';
+    os.arch = 'x64';
+
+    // a version which is in the manifest
+    let versionSpec = '18.0.0-nightly202204180699150267';
+
+    inputs['node-version'] = versionSpec;
+    inputs['always-auth'] = false;
+    inputs['token'] = 'faketoken';
+
+    findSpy.mockImplementation(() => '');
+    findAllVersionsSpy.mockImplementation(() => []);
+
+    dlSpy.mockImplementation(() => {
+      throw new Error(errMsg);
+    });
+    await main.run();
+
+    expect(cnSpy).toHaveBeenCalledWith(`::error::${errMsg}${osm.EOL}`);
+  });
+
+  it('acquires specified architecture of node', async () => {
+    for (const {arch, version, osSpec} of [
+      {
+        arch: 'x86',
+        version: '18.0.0-nightly202110204cb3e06ed8',
+        osSpec: 'win32'
+      },
+      {
+        arch: 'x86',
+        version: '20.0.0-nightly2022101987cdf7d412',
+        osSpec: 'win32'
+      }
+    ]) {
+      os.platform = osSpec;
+      os.arch = arch;
+      const fileExtension = os.platform === 'win32' ? '7z' : 'tar.gz';
+      const platform = {
+        linux: 'linux',
+        darwin: 'darwin',
+        win32: 'win'
+      }[os.platform];
+
+      inputs['node-version'] = version;
+      inputs['architecture'] = arch;
+      inputs['always-auth'] = false;
+      inputs['token'] = 'faketoken';
+
+      let expectedUrl = `https://nodejs.org/download/nightly/v${version}/node-v${version}-${platform}-${arch}.${fileExtension}`;
+
+      // ... but not in the local cache
+      findSpy.mockImplementation(() => '');
+      findAllVersionsSpy.mockImplementation(() => []);
+
+      dlSpy.mockImplementation(async () => '/some/temp/path');
+      let toolPath = path.normalize(`/cache/node/${version}/${arch}`);
+      exSpy.mockImplementation(async () => '/some/other/temp/path');
+      cacheSpy.mockImplementation(async () => toolPath);
+
+      await main.run();
+      expect(dlSpy).toHaveBeenCalled();
+      expect(logSpy).toHaveBeenCalledWith(
+        `Acquiring ${version} - ${arch} from ${expectedUrl}`
+      );
+    }
+  }, 100000);
+
+  describe('nightly versions', () => {
+    it.each([
+      [
+        '17.5.0-nightly',
+        '17.5.0-nightly20220209e43808936a',
+        'https://nodejs.org/download/nightly/v17.5.0-nightly20220209e43808936a/node-v17.5.0-nightly20220209e43808936a-linux-x64.tar.gz'
+      ],
+      [
+        '17-nightly',
+        '17.5.0-nightly20220209e43808936a',
+        'https://nodejs.org/download/nightly/v17.5.0-nightly20220209e43808936a/node-v17.5.0-nightly20220209e43808936a-linux-x64.tar.gz'
+      ],
+      [
+        '18.0.0-nightly',
+        '18.0.0-nightly20220419bde889bd4e',
+        'https://nodejs.org/download/nightly/v18.0.0-nightly20220419bde889bd4e/node-v18.0.0-nightly20220419bde889bd4e-linux-x64.tar.gz'
+      ],
+      [
+        '18-nightly',
+        '18.0.0-nightly20220419bde889bd4e',
+        'https://nodejs.org/download/nightly/v18.0.0-nightly20220419bde889bd4e/node-v18.0.0-nightly20220419bde889bd4e-linux-x64.tar.gz'
+      ],
+      [
+        '20.0.0-nightly',
+        '20.0.0-nightly2022101987cdf7d412',
+        'https://nodejs.org/download/nightly/v20.0.0-nightly2022101987cdf7d412/node-v20.0.0-nightly2022101987cdf7d412-linux-x64.tar.gz'
+      ]
+    ])(
+      'finds the versions in the index.json and installs it',
+      async (input, expectedVersion, expectedUrl) => {
+        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
+
+        findSpy.mockImplementation(() => '');
+        findAllVersionsSpy.mockImplementation(() => []);
+        dlSpy.mockImplementation(async () => '/some/temp/path');
+        exSpy.mockImplementation(async () => '/some/other/temp/path');
+        cacheSpy.mockImplementation(async () => toolPath);
+
+        inputs['node-version'] = input;
+        os['arch'] = 'x64';
+        os['platform'] = 'linux';
+        // act
+        await main.run();
+
+        // assert
+        expect(logSpy).toHaveBeenCalledWith(
+          `Acquiring ${expectedVersion} - ${os.arch} from ${expectedUrl}`
+        );
+        expect(logSpy).toHaveBeenCalledWith('Extracting ...');
+        expect(logSpy).toHaveBeenCalledWith('Adding to the cache ...');
+        expect(cnSpy).toHaveBeenCalledWith(
+          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
+        );
+      }
+    );
+
+    it.each([
+      ['17.5.0-nightly', '17.5.0-nightly20220209e43808936a'],
+      ['17-nightly', '17.5.0-nightly20220209e43808936a'],
+      ['20.0.0-nightly', '20.0.0-nightly2022101987cdf7d412']
+    ])(
+      'finds the %s version in the hostedToolcache',
+      async (input, expectedVersion) => {
+        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
+        findSpy.mockReturnValue(toolPath);
+        findAllVersionsSpy.mockReturnValue([
+          '17.5.0-nightly20220209e43808936a',
+          '17.5.0-nightly20220209e43808935a',
+          '20.0.0-nightly2022101987cdf7d412',
+          '20.0.0-nightly2022101987cdf7d411'
+        ]);
+
+        inputs['node-version'] = input;
+        os['arch'] = 'x64';
+        os['platform'] = 'linux';
+
+        // act
+        await main.run();
+
+        // assert
+        expect(findAllVersionsSpy).toHaveBeenCalled();
+        expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+        expect(cnSpy).toHaveBeenCalledWith(
+          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
+        );
+      }
+    );
+
+    it.each([
+      [
+        '17.5.0-nightly',
+        '17.5.0-nightly20220209e43808936a',
+        '17.0.0-nightly202110193f11666dc7',
+        'https://nodejs.org/download/nightly/v17.5.0-nightly20220209e43808936a/node-v17.5.0-nightly20220209e43808936a-linux-x64.tar.gz'
+      ],
+      [
+        '17-nightly',
+        '17.5.0-nightly20220209e43808936a',
+        '17.0.0-nightly202110193f11666dc7',
+        'https://nodejs.org/download/nightly/v17.5.0-nightly20220209e43808936a/node-v17.5.0-nightly20220209e43808936a-linux-x64.tar.gz'
+      ],
+      [
+        '18.0.0-nightly',
+        '18.0.0-nightly20220419bde889bd4e',
+        '18.0.0-nightly202204180699150267',
+        'https://nodejs.org/download/nightly/v18.0.0-nightly20220419bde889bd4e/node-v18.0.0-nightly20220419bde889bd4e-linux-x64.tar.gz'
+      ],
+      [
+        '18-nightly',
+        '18.0.0-nightly20220419bde889bd4e',
+        '18.0.0-nightly202204180699150267',
+        'https://nodejs.org/download/nightly/v18.0.0-nightly20220419bde889bd4e/node-v18.0.0-nightly20220419bde889bd4e-linux-x64.tar.gz'
+      ],
+      [
+        '20.0.0-nightly',
+        '20.0.0-nightly2022101987cdf7d412',
+        '20.0.0-nightly2022101987cdf7d411',
+        'https://nodejs.org/download/nightly/v20.0.0-nightly2022101987cdf7d412/node-v20.0.0-nightly2022101987cdf7d412-linux-x64.tar.gz'
+      ]
+    ])(
+      'get %s version from dist if check-latest is true',
+      async (input, expectedVersion, foundVersion, expectedUrl) => {
+        const foundToolPath = path.normalize(`/cache/node/${foundVersion}/x64`);
+        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
+
+        inputs['node-version'] = input;
+        inputs['check-latest'] = 'true';
+        os['arch'] = 'x64';
+        os['platform'] = 'linux';
+
+        findSpy.mockReturnValue(foundToolPath);
+        findAllVersionsSpy.mockReturnValue([
+          '17.0.0-nightly202110193f11666dc7',
+          '18.0.0-nightly202204180699150267',
+          '20.0.0-nightly2022101987cdf7d411'
+        ]);
+        dlSpy.mockImplementation(async () => '/some/temp/path');
+        exSpy.mockImplementation(async () => '/some/other/temp/path');
+        cacheSpy.mockImplementation(async () => toolPath);
+
+        // act
+        await main.run();
+
+        // assert
+        expect(findAllVersionsSpy).toHaveBeenCalled();
+        expect(logSpy).toHaveBeenCalledWith(
+          `Acquiring ${expectedVersion} - ${os.arch} from ${expectedUrl}`
+        );
+        expect(logSpy).toHaveBeenCalledWith('Extracting ...');
+        expect(logSpy).toHaveBeenCalledWith('Adding to the cache ...');
+        expect(cnSpy).toHaveBeenCalledWith(
+          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
+        );
+      }
+    );
+  });
+});
diff --git a/__tests__/installer.test.ts b/__tests__/official-installer.test.ts
similarity index 53%
rename from __tests__/installer.test.ts
rename to __tests__/official-installer.test.ts
index 2f32aad0..5061bdf6 100644
--- a/__tests__/installer.test.ts
+++ b/__tests__/official-installer.test.ts
@@ -3,15 +3,15 @@ import * as io from '@actions/io';
 import * as tc from '@actions/tool-cache';
 import * as httpm from '@actions/http-client';
 import * as exec from '@actions/exec';
-import * as im from '../src/installer';
 import * as cache from '@actions/cache';
 import fs from 'fs';
 import cp from 'child_process';
 import osm from 'os';
 import path from 'path';
-import each from 'jest-each';
 import * as main from '../src/main';
 import * as auth from '../src/authutil';
+import OfficialBuilds from '../src/distibutions/official_builds/official_builds';
+import {INodeVersion} from '../src/distibutions/base-models';
 
 const nodeTestManifest = require('./data/versions-manifest.json');
 const nodeTestDist = require('./data/node-dist-index.json');
@@ -20,6 +20,7 @@ const nodeTestDistRc = require('./data/node-rc-index.json');
 const nodeV8CanaryTestDist = require('./data/v8-canary-dist-index.json');
 
 describe('setup-node', () => {
+  let build: OfficialBuilds;
   let inputs = {} as any;
   let os = {} as any;
 
@@ -30,7 +31,6 @@ describe('setup-node', () => {
   let logSpy: jest.SpyInstance;
   let warningSpy: jest.SpyInstance;
   let getManifestSpy: jest.SpyInstance;
-  let getDistSpy: jest.SpyInstance;
   let platSpy: jest.SpyInstance;
   let archSpy: jest.SpyInstance;
   let dlSpy: jest.SpyInstance;
@@ -43,7 +43,6 @@ describe('setup-node', () => {
   let mkdirpSpy: jest.SpyInstance;
   let execSpy: jest.SpyInstance;
   let authSpy: jest.SpyInstance;
-  let parseNodeVersionSpy: jest.SpyInstance;
   let isCacheActionAvailable: jest.SpyInstance;
   let getExecOutputSpy: jest.SpyInstance;
   let getJsonSpy: jest.SpyInstance;
@@ -72,8 +71,6 @@ describe('setup-node', () => {
     exSpy = jest.spyOn(tc, 'extractTar');
     cacheSpy = jest.spyOn(tc, 'cacheDir');
     getManifestSpy = jest.spyOn(tc, 'getManifestFromRepo');
-    getDistSpy = jest.spyOn(im, 'getVersionsFromDist');
-    parseNodeVersionSpy = jest.spyOn(im, 'parseNodeVersionFile');
 
     // http-client
     getJsonSpy = jest.spyOn(httpm.HttpClient.prototype, 'getJson');
@@ -95,25 +92,14 @@ describe('setup-node', () => {
       () => <tc.IToolRelease[]>nodeTestManifest
     );
 
-    getDistSpy.mockImplementation(version => {
-      const initialUrl = im.getNodejsDistUrl(version);
-      if (initialUrl.endsWith('/rc')) {
-        return <im.INodeVersion>nodeTestDistRc;
-      } else if (initialUrl.endsWith('/nightly')) {
-        return <im.INodeVersion>nodeTestDistNightly;
-      } else {
-        return <im.INodeVersion>nodeTestDist;
-      }
-    });
-
     getJsonSpy.mockImplementation(url => {
       let res: any;
       if (url.includes('/rc')) {
-        res = <im.INodeVersion>nodeTestDistRc;
+        res = <INodeVersion>nodeTestDistRc;
       } else if (url.includes('/nightly')) {
-        res = <im.INodeVersion>nodeTestDistNightly;
+        res = <INodeVersion>nodeTestDistNightly;
       } else {
-        res = <im.INodeVersion>nodeTestDist;
+        res = <INodeVersion>nodeTestDist;
       }
 
       return {result: res};
@@ -126,11 +112,11 @@ describe('setup-node', () => {
     warningSpy = jest.spyOn(core, 'warning');
     cnSpy.mockImplementation(line => {
       // uncomment to debug
-      // process.stderr.write('write:' + line + '\n');
+      process.stderr.write('write:' + line + '\n');
     });
     logSpy.mockImplementation(line => {
-      // uncomment to debug
-      // process.stderr.write('log:' + line + '\n');
+      //   uncomment to debug
+      process.stderr.write('log:' + line + '\n');
     });
     dbgSpy.mockImplementation(msg => {
       // uncomment to see debug output
@@ -160,23 +146,6 @@ describe('setup-node', () => {
   //--------------------------------------------------
   // Manifest find tests
   //--------------------------------------------------
-  it('can mock manifest versions', async () => {
-    let versions: tc.IToolRelease[] | null = await tc.getManifestFromRepo(
-      'actions',
-      'node-versions',
-      'mocktoken'
-    );
-    expect(versions).toBeDefined();
-    expect(versions?.length).toBe(7);
-  });
-
-  it('can mock dist versions', async () => {
-    const versionSpec = '1.2.3';
-    let versions: im.INodeVersion[] = await im.getVersionsFromDist(versionSpec);
-    expect(versions).toBeDefined();
-    expect(versions?.length).toBe(23);
-  });
-
   it.each([
     ['12.16.2', 'darwin', '12.16.2', 'Erbium'],
     ['12', 'linux', '12.16.2', 'Erbium'],
@@ -316,35 +285,33 @@ describe('setup-node', () => {
 
     // a version which is not in the manifest but is in node dist
     let versionSpec = '11.15.0';
-    let resolvedVersion = versionSpec;
 
     inputs['node-version'] = versionSpec;
     inputs['always-auth'] = false;
     inputs['token'] = 'faketoken';
 
-    let expectedUrl =
-      'https://github.com/actions/node-versions/releases/download/12.16.2-20200507.95/node-12.16.2-linux-x64.tar.gz';
-
     // ... but not in the local cache
     findSpy.mockImplementation(() => '');
 
     dlSpy.mockImplementation(async () => '/some/temp/path');
-    let toolPath = path.normalize('/cache/node/11.11.0/x64');
+    const toolPath = path.normalize('/cache/node/11.15.0/x64');
     exSpy.mockImplementation(async () => '/some/other/temp/path');
     cacheSpy.mockImplementation(async () => toolPath);
 
     await main.run();
 
-    let expPath = path.join(toolPath, 'bin');
+    const expPath = path.join(toolPath, 'bin');
 
-    expect(dlSpy).toHaveBeenCalled();
-    expect(exSpy).toHaveBeenCalled();
-    expect(logSpy).toHaveBeenCalledWith(
-      'Not found in manifest.  Falling back to download directly from Node'
-    );
+    expect(getManifestSpy).toHaveBeenCalled();
     expect(logSpy).toHaveBeenCalledWith(
       `Attempting to download ${versionSpec}...`
     );
+    expect(logSpy).toHaveBeenCalledWith(
+      'Not found in manifest.  Falling back to download directly from Node'
+    );
+    expect(logSpy).toHaveBeenCalledWith('came here undefined');
+    expect(dlSpy).toHaveBeenCalled();
+    expect(exSpy).toHaveBeenCalled();
     expect(cnSpy).toHaveBeenCalledWith(`::add-path::${expPath}${osm.EOL}`);
   });
 
@@ -597,165 +564,6 @@ describe('setup-node', () => {
     });
   });
 
-  describe('node-version-file flag', () => {
-    it('not used if node-version is provided', async () => {
-      // Arrange
-      inputs['node-version'] = '12';
-
-      // Act
-      await main.run();
-
-      // Assert
-      expect(parseNodeVersionSpy).toHaveBeenCalledTimes(0);
-    });
-
-    it('not used if node-version-file not provided', async () => {
-      // Act
-      await main.run();
-
-      // Assert
-      expect(parseNodeVersionSpy).toHaveBeenCalledTimes(0);
-    });
-
-    it('reads node-version-file if provided', async () => {
-      // Arrange
-      const versionSpec = 'v14';
-      const versionFile = '.nvmrc';
-      const expectedVersionSpec = '14';
-      process.env['GITHUB_WORKSPACE'] = path.join(__dirname, 'data');
-      inputs['node-version-file'] = versionFile;
-
-      parseNodeVersionSpy.mockImplementation(() => expectedVersionSpec);
-      existsSpy.mockImplementationOnce(
-        input => input === path.join(__dirname, 'data', versionFile)
-      );
-
-      // Act
-      await main.run();
-
-      // Assert
-      expect(existsSpy).toHaveBeenCalledTimes(1);
-      expect(existsSpy).toHaveReturnedWith(true);
-      expect(parseNodeVersionSpy).toHaveBeenCalledWith(versionSpec);
-      expect(logSpy).toHaveBeenCalledWith(
-        `Resolved ${versionFile} as ${expectedVersionSpec}`
-      );
-    });
-
-    it('reads package.json as node-version-file if provided', async () => {
-      // Arrange
-      const versionSpec = fs.readFileSync(
-        path.join(__dirname, 'data/package.json'),
-        'utf-8'
-      );
-      const versionFile = 'package.json';
-      const expectedVersionSpec = '14';
-      process.env['GITHUB_WORKSPACE'] = path.join(__dirname, 'data');
-      inputs['node-version-file'] = versionFile;
-
-      parseNodeVersionSpy.mockImplementation(() => expectedVersionSpec);
-      existsSpy.mockImplementationOnce(
-        input => input === path.join(__dirname, 'data', versionFile)
-      );
-      // Act
-      await main.run();
-
-      // Assert
-      expect(existsSpy).toHaveBeenCalledTimes(1);
-      expect(existsSpy).toHaveReturnedWith(true);
-      expect(parseNodeVersionSpy).toHaveBeenCalledWith(versionSpec);
-      expect(logSpy).toHaveBeenCalledWith(
-        `Resolved ${versionFile} as ${expectedVersionSpec}`
-      );
-    });
-
-    it('both node-version-file and node-version are provided', async () => {
-      inputs['node-version'] = '12';
-      const versionSpec = 'v14';
-      const versionFile = '.nvmrc';
-      const expectedVersionSpec = '14';
-      process.env['GITHUB_WORKSPACE'] = path.join(__dirname, '..');
-      inputs['node-version-file'] = versionFile;
-
-      parseNodeVersionSpy.mockImplementation(() => expectedVersionSpec);
-
-      // Act
-      await main.run();
-
-      // Assert
-      expect(existsSpy).toHaveBeenCalledTimes(0);
-      expect(parseNodeVersionSpy).not.toHaveBeenCalled();
-      expect(warningSpy).toHaveBeenCalledWith(
-        'Both node-version and node-version-file inputs are specified, only node-version will be used'
-      );
-    });
-
-    it('should throw an error if node-version-file is not found', async () => {
-      const versionFile = '.nvmrc';
-      const versionFilePath = path.join(__dirname, '..', versionFile);
-      inputs['node-version-file'] = versionFile;
-
-      inSpy.mockImplementation(name => inputs[name]);
-      existsSpy.mockImplementationOnce(
-        input => input === path.join(__dirname, 'data', versionFile)
-      );
-
-      // Act
-      await main.run();
-
-      // Assert
-      expect(existsSpy).toHaveBeenCalled();
-      expect(existsSpy).toHaveReturnedWith(false);
-      expect(parseNodeVersionSpy).not.toHaveBeenCalled();
-      expect(cnSpy).toHaveBeenCalledWith(
-        `::error::The specified node version file at: ${versionFilePath} does not exist${osm.EOL}`
-      );
-    });
-  });
-
-  describe('cache on GHES', () => {
-    it('Should throw an error, because cache is not supported', async () => {
-      inputs['node-version'] = '12';
-      inputs['cache'] = 'npm';
-
-      inSpy.mockImplementation(name => inputs[name]);
-
-      let toolPath = path.normalize('/cache/node/12.16.1/x64');
-      findSpy.mockImplementation(() => toolPath);
-
-      // expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
-      process.env['GITHUB_SERVER_URL'] = 'https://www.test.com';
-      isCacheActionAvailable.mockImplementation(() => false);
-
-      await main.run();
-
-      expect(warningSpy).toHaveBeenCalledWith(
-        //  `::error::Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.${osm.EOL}`
-        'Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.'
-      );
-    });
-
-    it('Should throw an internal error', async () => {
-      inputs['node-version'] = '12';
-      inputs['cache'] = 'npm';
-
-      inSpy.mockImplementation(name => inputs[name]);
-
-      let toolPath = path.normalize('/cache/node/12.16.1/x64');
-      findSpy.mockImplementation(() => toolPath);
-
-      // expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
-      process.env['GITHUB_SERVER_URL'] = '';
-      isCacheActionAvailable.mockImplementation(() => false);
-
-      await main.run();
-
-      expect(warningSpy).toHaveBeenCalledWith(
-        'The runner was not able to contact the cache service. Caching will be skipped'
-      );
-    });
-  });
-
   describe('LTS version', () => {
     beforeEach(() => {
       os.platform = 'linux';
@@ -931,287 +739,6 @@ describe('setup-node', () => {
     });
   });
 
-  describe('rc versions', () => {
-    it.each([
-      [
-        '13.10.1-rc.0',
-        '13.10.1-rc.0',
-        'https://nodejs.org/download/rc/v13.10.1-rc.0/node-v13.10.1-rc.0-linux-x64.tar.gz'
-      ],
-      [
-        '14.15.5-rc.1',
-        '14.15.5-rc.1',
-        'https://nodejs.org/download/rc/v14.15.5-rc.1/node-v14.15.5-rc.1-linux-x64.tar.gz'
-      ],
-      [
-        '16.17.0-rc.1',
-        '16.17.0-rc.1',
-        'https://nodejs.org/download/rc/v16.17.0-rc.1/node-v16.17.0-rc.1-linux-x64.tar.gz'
-      ],
-      [
-        '17.0.0-rc.1',
-        '17.0.0-rc.1',
-        'https://nodejs.org/download/rc/v17.0.0-rc.1/node-v17.0.0-rc.1-linux-x64.tar.gz'
-      ],
-      [
-        '19.0.0-rc.2',
-        '19.0.0-rc.2',
-        'https://nodejs.org/download/rc/v19.0.0-rc.2/node-v19.0.0-rc.2-linux-x64.tar.gz'
-      ]
-    ])(
-      'finds the versions in the index.json and installs it',
-      async (input, expectedVersion, expectedUrl) => {
-        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
-
-        findSpy.mockImplementation(() => '');
-        findAllVersionsSpy.mockImplementation(() => []);
-        dlSpy.mockImplementation(async () => '/some/temp/path');
-        exSpy.mockImplementation(async () => '/some/other/temp/path');
-        cacheSpy.mockImplementation(async () => toolPath);
-
-        inputs['node-version'] = input;
-        os['arch'] = 'x64';
-        os['platform'] = 'linux';
-        // act
-        await main.run();
-
-        // assert
-        expect(logSpy).toHaveBeenCalledWith(
-          `Attempting to download ${input}...`
-        );
-
-        expect(logSpy).toHaveBeenCalledWith(
-          `Acquiring ${expectedVersion} - ${os.arch} from ${expectedUrl}`
-        );
-        expect(logSpy).toHaveBeenCalledWith('Extracting ...');
-        expect(logSpy).toHaveBeenCalledWith('Adding to the cache ...');
-        expect(cnSpy).toHaveBeenCalledWith(
-          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
-        );
-      }
-    );
-
-    it.each([
-      ['13.10.1-rc.0', '13.10.1-rc.0'],
-      ['14.15.5-rc.1', '14.15.5-rc.1'],
-      ['16.17.0-rc.1', '16.17.0-rc.1'],
-      ['17.0.0-rc.1', '17.0.0-rc.1']
-    ])(
-      'finds the %s version in the hostedToolcache',
-      async (input, expectedVersion) => {
-        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
-        findSpy.mockImplementation((_, version) =>
-          path.normalize(`/cache/node/${version}/x64`)
-        );
-        findAllVersionsSpy.mockReturnValue([
-          '2.2.2-rc.2',
-          '1.1.1-rc.1',
-          '99.1.1',
-          expectedVersion,
-          '88.1.1',
-          '3.3.3-rc.3'
-        ]);
-
-        inputs['node-version'] = input;
-        os['arch'] = 'x64';
-        os['platform'] = 'linux';
-
-        // act
-        await main.run();
-
-        // assert
-        expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
-        expect(cnSpy).toHaveBeenCalledWith(
-          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
-        );
-      }
-    );
-
-    it('throws an error if version is not found', async () => {
-      const versionSpec = '19.0.0-rc.3';
-
-      findSpy.mockImplementation(() => '');
-      findAllVersionsSpy.mockImplementation(() => []);
-      dlSpy.mockImplementation(async () => '/some/temp/path');
-      exSpy.mockImplementation(async () => '/some/other/temp/path');
-
-      inputs['node-version'] = versionSpec;
-      os['arch'] = 'x64';
-      os['platform'] = 'linux';
-      // act
-      await main.run();
-
-      // assert
-      expect(logSpy).toHaveBeenCalledWith(
-        `Attempting to download ${versionSpec}...`
-      );
-      expect(cnSpy).toHaveBeenCalledWith(
-        `::error::Unable to find Node version '${versionSpec}' for platform ${os.platform} and architecture ${os.arch}.${osm.EOL}`
-      );
-    });
-  });
-
-  describe('nightly versions', () => {
-    it.each([
-      [
-        '17.5.0-nightly',
-        '17.5.0-nightly20220209e43808936a',
-        'https://nodejs.org/download/nightly/v17.5.0-nightly20220209e43808936a/node-v17.5.0-nightly20220209e43808936a-linux-x64.tar.gz'
-      ],
-      [
-        '17-nightly',
-        '17.5.0-nightly20220209e43808936a',
-        'https://nodejs.org/download/nightly/v17.5.0-nightly20220209e43808936a/node-v17.5.0-nightly20220209e43808936a-linux-x64.tar.gz'
-      ],
-      [
-        '18.0.0-nightly',
-        '18.0.0-nightly20220419bde889bd4e',
-        'https://nodejs.org/download/nightly/v18.0.0-nightly20220419bde889bd4e/node-v18.0.0-nightly20220419bde889bd4e-linux-x64.tar.gz'
-      ],
-      [
-        '18-nightly',
-        '18.0.0-nightly20220419bde889bd4e',
-        'https://nodejs.org/download/nightly/v18.0.0-nightly20220419bde889bd4e/node-v18.0.0-nightly20220419bde889bd4e-linux-x64.tar.gz'
-      ],
-      [
-        '20.0.0-nightly',
-        '20.0.0-nightly2022101987cdf7d412',
-        'https://nodejs.org/download/nightly/v20.0.0-nightly2022101987cdf7d412/node-v20.0.0-nightly2022101987cdf7d412-linux-x64.tar.gz'
-      ]
-    ])(
-      'finds the versions in the index.json and installs it',
-      async (input, expectedVersion, expectedUrl) => {
-        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
-
-        findSpy.mockImplementation(() => '');
-        findAllVersionsSpy.mockImplementation(() => []);
-        dlSpy.mockImplementation(async () => '/some/temp/path');
-        exSpy.mockImplementation(async () => '/some/other/temp/path');
-        cacheSpy.mockImplementation(async () => toolPath);
-
-        inputs['node-version'] = input;
-        os['arch'] = 'x64';
-        os['platform'] = 'linux';
-        // act
-        await main.run();
-
-        // assert
-        expect(logSpy).toHaveBeenCalledWith(
-          `Attempting to download ${input}...`
-        );
-
-        expect(logSpy).toHaveBeenCalledWith(
-          `Acquiring ${expectedVersion} - ${os.arch} from ${expectedUrl}`
-        );
-        expect(logSpy).toHaveBeenCalledWith('Extracting ...');
-        expect(logSpy).toHaveBeenCalledWith('Adding to the cache ...');
-        expect(cnSpy).toHaveBeenCalledWith(
-          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
-        );
-      }
-    );
-
-    it.each([
-      ['17.5.0-nightly', '17.5.0-nightly20220209e43808936a'],
-      ['17-nightly', '17.5.0-nightly20220209e43808936a'],
-      ['20.0.0-nightly', '20.0.0-nightly2022101987cdf7d412']
-    ])(
-      'finds the %s version in the hostedToolcache',
-      async (input, expectedVersion) => {
-        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
-        findSpy.mockReturnValue(toolPath);
-        findAllVersionsSpy.mockReturnValue([
-          '17.5.0-nightly20220209e43808936a',
-          '17.5.0-nightly20220209e43808935a',
-          '20.0.0-nightly2022101987cdf7d412',
-          '20.0.0-nightly2022101987cdf7d411'
-        ]);
-
-        inputs['node-version'] = input;
-        os['arch'] = 'x64';
-        os['platform'] = 'linux';
-
-        // act
-        await main.run();
-
-        // assert
-        expect(findAllVersionsSpy).toHaveBeenCalled();
-        expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
-        expect(cnSpy).toHaveBeenCalledWith(
-          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
-        );
-      }
-    );
-
-    it.each([
-      [
-        '17.5.0-nightly',
-        '17.5.0-nightly20220209e43808936a',
-        '17.0.0-nightly202110193f11666dc7',
-        'https://nodejs.org/download/nightly/v17.5.0-nightly20220209e43808936a/node-v17.5.0-nightly20220209e43808936a-linux-x64.tar.gz'
-      ],
-      [
-        '17-nightly',
-        '17.5.0-nightly20220209e43808936a',
-        '17.0.0-nightly202110193f11666dc7',
-        'https://nodejs.org/download/nightly/v17.5.0-nightly20220209e43808936a/node-v17.5.0-nightly20220209e43808936a-linux-x64.tar.gz'
-      ],
-      [
-        '18.0.0-nightly',
-        '18.0.0-nightly20220419bde889bd4e',
-        '18.0.0-nightly202204180699150267',
-        'https://nodejs.org/download/nightly/v18.0.0-nightly20220419bde889bd4e/node-v18.0.0-nightly20220419bde889bd4e-linux-x64.tar.gz'
-      ],
-      [
-        '18-nightly',
-        '18.0.0-nightly20220419bde889bd4e',
-        '18.0.0-nightly202204180699150267',
-        'https://nodejs.org/download/nightly/v18.0.0-nightly20220419bde889bd4e/node-v18.0.0-nightly20220419bde889bd4e-linux-x64.tar.gz'
-      ],
-      [
-        '20.0.0-nightly',
-        '20.0.0-nightly2022101987cdf7d412',
-        '20.0.0-nightly2022101987cdf7d411',
-        'https://nodejs.org/download/nightly/v20.0.0-nightly2022101987cdf7d412/node-v20.0.0-nightly2022101987cdf7d412-linux-x64.tar.gz'
-      ]
-    ])(
-      'get %s version from dist if check-latest is true',
-      async (input, expectedVersion, foundVersion, expectedUrl) => {
-        const foundToolPath = path.normalize(`/cache/node/${foundVersion}/x64`);
-        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
-
-        inputs['node-version'] = input;
-        inputs['check-latest'] = 'true';
-        os['arch'] = 'x64';
-        os['platform'] = 'linux';
-
-        findSpy.mockReturnValue(foundToolPath);
-        findAllVersionsSpy.mockReturnValue([
-          '17.0.0-nightly202110193f11666dc7',
-          '18.0.0-nightly202204180699150267',
-          '20.0.0-nightly2022101987cdf7d411'
-        ]);
-        dlSpy.mockImplementation(async () => '/some/temp/path');
-        exSpy.mockImplementation(async () => '/some/other/temp/path');
-        cacheSpy.mockImplementation(async () => toolPath);
-
-        // act
-        await main.run();
-
-        // assert
-        expect(findAllVersionsSpy).toHaveBeenCalled();
-        expect(logSpy).toHaveBeenCalledWith(
-          `Acquiring ${expectedVersion} - ${os.arch} from ${expectedUrl}`
-        );
-        expect(logSpy).toHaveBeenCalledWith('Extracting ...');
-        expect(logSpy).toHaveBeenCalledWith('Adding to the cache ...');
-        expect(cnSpy).toHaveBeenCalledWith(
-          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
-        );
-      }
-    );
-  });
-
   describe('latest alias syntax', () => {
     it.each(['latest', 'current', 'node'])(
       'download the %s version if alias is provided',
@@ -1252,154 +779,16 @@ describe('setup-node', () => {
         const toolPath = path.normalize(
           `/cache/node/${expectedVersion.version}/x64`
         );
-        findSpy.mockReturnValue(toolPath);
+        findSpy.mockImplementation(() => toolPath);
 
         // Act
         await main.run();
 
         // assert
-        expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
 
         expect(logSpy).toHaveBeenCalledWith('getting latest node version...');
+        expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
       }
     );
   });
-
-  describe('setup-node v8 canary tests', () => {
-    // @actions/http-client
-    let getDistIndexJsonSpy: jest.SpyInstance;
-    let findAllVersionSpy: jest.SpyInstance;
-
-    beforeEach(() => {
-      // @actions/http-client
-      getDistIndexJsonSpy = jest.spyOn(httpm.HttpClient.prototype, 'getJson');
-      getDistIndexJsonSpy.mockImplementation(() => ({
-        result: nodeV8CanaryTestDist
-      }));
-
-      // @actions/tool-cache
-      findAllVersionSpy = jest.spyOn(tc, 'findAllVersions');
-    });
-
-    it('v8 canary setup node flow without cached', async () => {
-      let versionSpec = 'v20-v8-canary';
-
-      inputs['node-version'] = versionSpec;
-      inputs['always-auth'] = false;
-      inputs['token'] = 'faketoken';
-
-      os.platform = 'linux';
-      os.arch = 'x64';
-
-      findAllVersionSpy.mockImplementation(() => []);
-
-      findSpy.mockImplementation(() => '');
-
-      dlSpy.mockImplementation(async () => '/some/temp/path');
-      let toolPath = path.normalize('/cache/node/12.16.2/x64');
-      exSpy.mockImplementation(async () => '/some/other/temp/path');
-      cacheSpy.mockImplementation(async () => toolPath);
-
-      await main.run();
-
-      expect(dbgSpy.mock.calls[0][0]).toBe('evaluating 0 versions');
-      expect(dbgSpy.mock.calls[1][0]).toBe('match not found');
-      expect(logSpy.mock.calls[0][0]).toBe(
-        `Attempting to download ${versionSpec}...`
-      );
-      expect(dbgSpy.mock.calls[2][0]).toBe('No manifest cached');
-      expect(dbgSpy.mock.calls[3][0]).toBe(
-        'Getting manifest from actions/node-versions@main'
-      );
-      expect(dbgSpy.mock.calls[4][0].slice(0, 6)).toBe('check ');
-      expect(dbgSpy.mock.calls[10][0].slice(0, 6)).toBe('check ');
-      expect(logSpy.mock.calls[1][0]).toBe(
-        'Not found in manifest.  Falling back to download directly from Node'
-      );
-      expect(dbgSpy.mock.calls[12][0]).toBe('evaluating 17 versions');
-      expect(dbgSpy.mock.calls[13][0]).toBe(
-        'matched: v20.0.0-v8-canary20221103f7e2421e91'
-      );
-      expect(logSpy.mock.calls[2][0]).toBe(
-        'Acquiring 20.0.0-v8-canary20221103f7e2421e91 - x64 from https://nodejs.org/download/v8-canary/v20.0.0-v8-canary20221103f7e2421e91/node-v20.0.0-v8-canary20221103f7e2421e91-linux-x64.tar.gz'
-      );
-
-      expect(dlSpy).toHaveBeenCalledTimes(1);
-      expect(exSpy).toHaveBeenCalledTimes(1);
-      expect(cacheSpy).toHaveBeenCalledTimes(1);
-    });
-
-    it('v8 canary setup node flow with cached', async () => {
-      let versionSpec = 'v20-v8-canary';
-
-      inputs['node-version'] = versionSpec;
-      inputs['always-auth'] = false;
-      inputs['token'] = 'faketoken';
-
-      os.platform = 'linux';
-      os.arch = 'x64';
-
-      const versionExpected = 'v20.0.0-v8-canary20221103f7e2421e91';
-      findAllVersionSpy.mockImplementation(() => [versionExpected]);
-
-      const toolPath = path.normalize(`/cache/node/${versionExpected}/x64`);
-      findSpy.mockImplementation(version => toolPath);
-
-      await main.run();
-
-      expect(cnSpy).toHaveBeenCalledWith(
-        `::add-path::${toolPath}${path.sep}bin${osm.EOL}`
-      );
-
-      expect(dlSpy).not.toHaveBeenCalled();
-      expect(exSpy).not.toHaveBeenCalled();
-      expect(cacheSpy).not.toHaveBeenCalled();
-    });
-  });
-});
-
-describe('helper methods', () => {
-  it('is not LTS alias', async () => {
-    const versionSpec = 'v99.0.0-v8-canary';
-    const isLtsAlias = im.isLtsAlias(versionSpec);
-    expect(isLtsAlias).toBeFalsy();
-  });
-
-  it('is not isLatestSyntax', async () => {
-    const versionSpec = 'v99.0.0-v8-canary';
-    const isLatestSyntax = im.isLatestSyntax(versionSpec);
-    expect(isLatestSyntax).toBeFalsy();
-  });
-
-  describe('getNodejsDistUrl', () => {
-    it('dist url to be https://nodejs.org/download/v8-canary for input versionSpec', () => {
-      const versionSpec = 'v99.0.0-v8-canary';
-      const url = im.getNodejsDistUrl(versionSpec);
-      expect(url).toBe('https://nodejs.org/download/v8-canary');
-    });
-
-    it('dist url to be https://nodejs.org/download/v8-canary for full versionSpec', () => {
-      const versionSpec = 'v20.0.0-v8-canary20221103f7e2421e91';
-      const url = im.getNodejsDistUrl(versionSpec);
-      expect(url).toBe('https://nodejs.org/download/v8-canary');
-    });
-  });
-
-  describe('parseNodeVersionFile', () => {
-    each`
-      contents                                     | expected
-      ${'12'}                                      | ${'12'}
-      ${'12.3'}                                    | ${'12.3'}
-      ${'12.3.4'}                                  | ${'12.3.4'}
-      ${'v12.3.4'}                                 | ${'12.3.4'}
-      ${'lts/erbium'}                              | ${'lts/erbium'}
-      ${'lts/*'}                                   | ${'lts/*'}
-      ${'nodejs 12.3.4'}                           | ${'12.3.4'}
-      ${'ruby 2.3.4\nnodejs 12.3.4\npython 3.4.5'} | ${'12.3.4'}
-      ${''}                                        | ${''}
-      ${'unknown format'}                          | ${'unknown format'}
-    `.it('parses "$contents"', ({contents, expected}) => {
-      expect(im.parseNodeVersionFile(contents)).toBe(expected);
-    });
-  });
 });
diff --git a/__tests__/rc-installer.test.ts b/__tests__/rc-installer.test.ts
new file mode 100644
index 00000000..d9eae081
--- /dev/null
+++ b/__tests__/rc-installer.test.ts
@@ -0,0 +1,402 @@
+import * as core from '@actions/core';
+import * as io from '@actions/io';
+import * as tc from '@actions/tool-cache';
+import * as httpm from '@actions/http-client';
+import * as exec from '@actions/exec';
+import * as cache from '@actions/cache';
+import fs from 'fs';
+import cp from 'child_process';
+import osm from 'os';
+import path from 'path';
+import * as main from '../src/main';
+import * as auth from '../src/authutil';
+import {INodeVersion} from '../src/distibutions/base-models';
+
+const nodeTestDist = require('./data/node-dist-index.json');
+const nodeTestDistNightly = require('./data/node-nightly-index.json');
+const nodeTestDistRc = require('./data/node-rc-index.json');
+const nodeV8CanaryTestDist = require('./data/v8-canary-dist-index.json');
+
+describe('setup-node', () => {
+  let inputs = {} as any;
+  let os = {} as any;
+
+  let inSpy: jest.SpyInstance;
+  let findSpy: jest.SpyInstance;
+  let findAllVersionsSpy: jest.SpyInstance;
+  let cnSpy: jest.SpyInstance;
+  let logSpy: jest.SpyInstance;
+  let warningSpy: jest.SpyInstance;
+  let platSpy: jest.SpyInstance;
+  let archSpy: jest.SpyInstance;
+  let dlSpy: jest.SpyInstance;
+  let exSpy: jest.SpyInstance;
+  let cacheSpy: jest.SpyInstance;
+  let dbgSpy: jest.SpyInstance;
+  let whichSpy: jest.SpyInstance;
+  let existsSpy: jest.SpyInstance;
+  let mkdirpSpy: jest.SpyInstance;
+  let execSpy: jest.SpyInstance;
+  let authSpy: jest.SpyInstance;
+  let isCacheActionAvailable: jest.SpyInstance;
+  let getExecOutputSpy: jest.SpyInstance;
+  let getJsonSpy: jest.SpyInstance;
+
+  beforeEach(() => {
+    // @actions/core
+    console.log('::stop-commands::stoptoken'); // Disable executing of runner commands when running tests in actions
+    process.env['GITHUB_PATH'] = ''; // Stub out ENV file functionality so we can verify it writes to standard out
+    process.env['GITHUB_OUTPUT'] = ''; // Stub out ENV file functionality so we can verify it writes to standard out
+    inputs = {};
+    inSpy = jest.spyOn(core, 'getInput');
+    inSpy.mockImplementation(name => inputs[name]);
+
+    // node
+    os = {};
+    platSpy = jest.spyOn(osm, 'platform');
+    platSpy.mockImplementation(() => os['platform']);
+    archSpy = jest.spyOn(osm, 'arch');
+    archSpy.mockImplementation(() => os['arch']);
+    execSpy = jest.spyOn(cp, 'execSync');
+
+    // @actions/tool-cache
+    findSpy = jest.spyOn(tc, 'find');
+    findAllVersionsSpy = jest.spyOn(tc, 'findAllVersions');
+    dlSpy = jest.spyOn(tc, 'downloadTool');
+    exSpy = jest.spyOn(tc, 'extractTar');
+    cacheSpy = jest.spyOn(tc, 'cacheDir');
+    // getDistSpy = jest.spyOn(im, 'getVersionsFromDist');
+
+    // http-client
+    getJsonSpy = jest.spyOn(httpm.HttpClient.prototype, 'getJson');
+
+    // io
+    whichSpy = jest.spyOn(io, 'which');
+    existsSpy = jest.spyOn(fs, 'existsSync');
+    mkdirpSpy = jest.spyOn(io, 'mkdirP');
+
+    // @actions/tool-cache
+    isCacheActionAvailable = jest.spyOn(cache, 'isFeatureAvailable');
+    isCacheActionAvailable.mockImplementation(() => false);
+
+    // disable authentication portion for installer tests
+    authSpy = jest.spyOn(auth, 'configAuthentication');
+    authSpy.mockImplementation(() => {});
+
+    getJsonSpy.mockImplementation(url => {
+      let res: any;
+      if (url.includes('/rc')) {
+        res = <INodeVersion>nodeTestDistRc;
+      } else if (url.includes('/nightly')) {
+        res = <INodeVersion>nodeTestDistNightly;
+      } else {
+        res = <INodeVersion>nodeTestDist;
+      }
+
+      return {result: res};
+    });
+
+    // writes
+    cnSpy = jest.spyOn(process.stdout, 'write');
+    logSpy = jest.spyOn(core, 'info');
+    dbgSpy = jest.spyOn(core, 'debug');
+    warningSpy = jest.spyOn(core, 'warning');
+    cnSpy.mockImplementation(line => {
+      // uncomment to debug
+      // process.stderr.write('write:' + line + '\n');
+    });
+    logSpy.mockImplementation(line => {
+      // uncomment to debug
+      // process.stderr.write('log:' + line + '\n');
+    });
+    dbgSpy.mockImplementation(msg => {
+      // uncomment to see debug output
+      // process.stderr.write(msg + '\n');
+    });
+    warningSpy.mockImplementation(msg => {
+      // uncomment to debug
+      // process.stderr.write('log:' + msg + '\n');
+    });
+
+    // @actions/exec
+    getExecOutputSpy = jest.spyOn(exec, 'getExecOutput');
+    getExecOutputSpy.mockImplementation(() => 'v16.15.0-rc.1');
+  });
+
+  afterEach(() => {
+    jest.resetAllMocks();
+    jest.clearAllMocks();
+    //jest.restoreAllMocks();
+  });
+
+  afterAll(async () => {
+    console.log('::stoptoken::'); // Re-enable executing of runner commands when running tests in actions
+    jest.restoreAllMocks();
+  }, 100000);
+
+  //--------------------------------------------------
+  // Found in cache tests
+  //--------------------------------------------------
+
+  it('finds version in cache with stable true', async () => {
+    inputs['node-version'] = '12.0.0-rc.1';
+    inputs.stable = 'true';
+
+    let toolPath = path.normalize('/cache/node/12.0.0-rc.1/x64');
+    findSpy.mockImplementation(() => toolPath);
+    await main.run();
+
+    expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+  });
+
+  it('finds version in cache with stable not supplied', async () => {
+    inputs['node-version'] = '12.0.0-rc.1';
+
+    inSpy.mockImplementation(name => inputs[name]);
+
+    let toolPath = path.normalize('/cache/node/12.0.0-rc.1/x64');
+    findSpy.mockImplementation(() => toolPath);
+    await main.run();
+
+    expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+  });
+
+  it('finds version in cache and adds it to the path', async () => {
+    inputs['node-version'] = '12.0.0-rc.1';
+
+    inSpy.mockImplementation(name => inputs[name]);
+
+    let toolPath = path.normalize('/cache/node/12.0.0-rc.1/x64');
+    findSpy.mockImplementation(() => toolPath);
+    await main.run();
+
+    let expPath = path.join(toolPath, 'bin');
+    expect(cnSpy).toHaveBeenCalledWith(`::add-path::${expPath}${osm.EOL}`);
+  });
+
+  it('handles unhandled find error and reports error', async () => {
+    let errMsg = 'unhandled error message';
+    inputs['node-version'] = '12.0.0-rc.1';
+
+    findSpy.mockImplementation(() => {
+      throw new Error(errMsg);
+    });
+
+    await main.run();
+
+    expect(cnSpy).toHaveBeenCalledWith('::error::' + errMsg + osm.EOL);
+  });
+
+  it('falls back to a version from node dist', async () => {
+    os.platform = 'linux';
+    os.arch = 'x64';
+
+    let versionSpec = '13.0.0-rc.0';
+
+    inputs['node-version'] = versionSpec;
+    inputs['always-auth'] = false;
+    inputs['token'] = 'faketoken';
+
+    // ... but not in the local cache
+    findSpy.mockImplementation(() => '');
+
+    dlSpy.mockImplementation(async () => '/some/temp/path');
+    let toolPath = path.normalize('/cache/node/13.0.0-rc.0/x64');
+    exSpy.mockImplementation(async () => '/some/other/temp/path');
+    cacheSpy.mockImplementation(async () => toolPath);
+
+    await main.run();
+
+    let expPath = path.join(toolPath, 'bin');
+
+    expect(dlSpy).toHaveBeenCalled();
+    expect(exSpy).toHaveBeenCalled();
+    expect(logSpy).toHaveBeenCalledWith('Extracting ...');
+    expect(logSpy).toHaveBeenCalledWith('Done');
+    expect(cnSpy).toHaveBeenCalledWith(`::add-path::${expPath}${osm.EOL}`);
+  });
+
+  it('does not find a version that does not exist', async () => {
+    os.platform = 'linux';
+    os.arch = 'x64';
+
+    let versionSpec = '9.99.9-rc.1';
+    inputs['node-version'] = versionSpec;
+
+    findSpy.mockImplementation(() => '');
+    await main.run();
+
+    expect(cnSpy).toHaveBeenCalledWith(
+      `::error::Unable to find Node version '${versionSpec}' for platform ${os.platform} and architecture ${os.arch}.${osm.EOL}`
+    );
+  });
+
+  it('reports a failed download', async () => {
+    let errMsg = 'unhandled download message';
+    os.platform = 'linux';
+    os.arch = 'x64';
+
+    let versionSpec = '14.7.0-rc.1';
+
+    inputs['node-version'] = versionSpec;
+    inputs['always-auth'] = false;
+    inputs['token'] = 'faketoken';
+
+    findSpy.mockImplementation(() => '');
+    findAllVersionsSpy.mockImplementation(() => []);
+    dlSpy.mockImplementation(() => {
+      throw new Error(errMsg);
+    });
+    await main.run();
+
+    expect(cnSpy).toHaveBeenCalledWith(`::error::${errMsg}${osm.EOL}`);
+  });
+
+  it('acquires specified architecture of node', async () => {
+    for (const {arch, version, osSpec} of [
+      {arch: 'x86', version: '13.4.0-rc.0', osSpec: 'win32'},
+      {arch: 'x86', version: '14.15.5-rc.0', osSpec: 'win32'}
+    ]) {
+      os.platform = osSpec;
+      os.arch = arch;
+      const fileExtension = os.platform === 'win32' ? '7z' : 'tar.gz';
+      const platform = {
+        linux: 'linux',
+        darwin: 'darwin',
+        win32: 'win'
+      }[os.platform];
+
+      inputs['node-version'] = version;
+      inputs['architecture'] = arch;
+      inputs['always-auth'] = false;
+      inputs['token'] = 'faketoken';
+
+      let expectedUrl = `https://nodejs.org/download/rc/v${version}/node-v${version}-${platform}-${arch}.${fileExtension}`;
+
+      // ... but not in the local cache
+      findSpy.mockImplementation(() => '');
+      findAllVersionsSpy.mockImplementation(() => []);
+
+      dlSpy.mockImplementation(async () => '/some/temp/path');
+      let toolPath = path.normalize(`/cache/node/${version}/${arch}`);
+      exSpy.mockImplementation(async () => '/some/other/temp/path');
+      cacheSpy.mockImplementation(async () => toolPath);
+
+      await main.run();
+      expect(dlSpy).toHaveBeenCalled();
+      expect(logSpy).toHaveBeenCalledWith(
+        `Acquiring ${version} - ${arch} from ${expectedUrl}`
+      );
+    }
+  }, 100000);
+
+  describe('rc versions', () => {
+    it.each([
+      [
+        '13.10.1-rc.0',
+        '13.10.1-rc.0',
+        'https://nodejs.org/download/rc/v13.10.1-rc.0/node-v13.10.1-rc.0-linux-x64.tar.gz'
+      ],
+      [
+        '14.15.5-rc.1',
+        '14.15.5-rc.1',
+        'https://nodejs.org/download/rc/v14.15.5-rc.1/node-v14.15.5-rc.1-linux-x64.tar.gz'
+      ],
+      [
+        '16.17.0-rc.1',
+        '16.17.0-rc.1',
+        'https://nodejs.org/download/rc/v16.17.0-rc.1/node-v16.17.0-rc.1-linux-x64.tar.gz'
+      ],
+      [
+        '17.0.0-rc.1',
+        '17.0.0-rc.1',
+        'https://nodejs.org/download/rc/v17.0.0-rc.1/node-v17.0.0-rc.1-linux-x64.tar.gz'
+      ],
+      [
+        '19.0.0-rc.2',
+        '19.0.0-rc.2',
+        'https://nodejs.org/download/rc/v19.0.0-rc.2/node-v19.0.0-rc.2-linux-x64.tar.gz'
+      ]
+    ])(
+      'finds the versions in the index.json and installs it',
+      async (input, expectedVersion, expectedUrl) => {
+        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
+
+        findSpy.mockImplementation(() => '');
+        findAllVersionsSpy.mockImplementation(() => []);
+        dlSpy.mockImplementation(async () => '/some/temp/path');
+        exSpy.mockImplementation(async () => '/some/other/temp/path');
+        cacheSpy.mockImplementation(async () => toolPath);
+
+        inputs['node-version'] = input;
+        os['arch'] = 'x64';
+        os['platform'] = 'linux';
+        // act
+        await main.run();
+
+        // assert
+        expect(logSpy).toHaveBeenCalledWith('Extracting ...');
+        expect(logSpy).toHaveBeenCalledWith('Adding to the cache ...');
+        expect(cnSpy).toHaveBeenCalledWith(
+          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
+        );
+      }
+    );
+
+    it.each([
+      ['13.10.1-rc.0', '13.10.1-rc.0'],
+      ['14.15.5-rc.1', '14.15.5-rc.1'],
+      ['16.17.0-rc.1', '16.17.0-rc.1'],
+      ['17.0.0-rc.1', '17.0.0-rc.1']
+    ])(
+      'finds the %s version in the hostedToolcache',
+      async (input, expectedVersion) => {
+        const toolPath = path.normalize(`/cache/node/${expectedVersion}/x64`);
+        findSpy.mockImplementation((_, version) =>
+          path.normalize(`/cache/node/${version}/x64`)
+        );
+        findAllVersionsSpy.mockReturnValue([
+          '2.2.2-rc.2',
+          '1.1.1-rc.1',
+          '99.1.1',
+          expectedVersion,
+          '88.1.1',
+          '3.3.3-rc.3'
+        ]);
+
+        inputs['node-version'] = input;
+        os['arch'] = 'x64';
+        os['platform'] = 'linux';
+
+        // act
+        await main.run();
+
+        // assert
+        expect(logSpy).toHaveBeenCalledWith(`Found in cache @ ${toolPath}`);
+        expect(cnSpy).toHaveBeenCalledWith(
+          `::add-path::${path.join(toolPath, 'bin')}${osm.EOL}`
+        );
+      }
+    );
+
+    it('throws an error if version is not found', async () => {
+      const versionSpec = '19.0.0-rc.3';
+
+      findSpy.mockImplementation(() => '');
+      findAllVersionsSpy.mockImplementation(() => []);
+      dlSpy.mockImplementation(async () => '/some/temp/path');
+      exSpy.mockImplementation(async () => '/some/other/temp/path');
+
+      inputs['node-version'] = versionSpec;
+      os['arch'] = 'x64';
+      os['platform'] = 'linux';
+      // act
+      await main.run();
+
+      // assert
+      expect(cnSpy).toHaveBeenCalledWith(
+        `::error::Unable to find Node version '${versionSpec}' for platform ${os.platform} and architecture ${os.arch}.${osm.EOL}`
+      );
+    });
+  });
+});
diff --git a/dist/setup/index.js b/dist/setup/index.js
index fb9a9dfd..fdbb66f2 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -73210,12 +73210,12 @@ const io = __importStar(__nccwpck_require__(7436));
 const semver_1 = __importDefault(__nccwpck_require__(5911));
 const assert = __importStar(__nccwpck_require__(9491));
 const path = __importStar(__nccwpck_require__(1017));
-const os = __importStar(__nccwpck_require__(2037));
+const os_1 = __importDefault(__nccwpck_require__(2037));
 const fs_1 = __importDefault(__nccwpck_require__(7147));
 class BaseDistribution {
     constructor(nodeInfo) {
         this.nodeInfo = nodeInfo;
-        this.osPlat = os.platform();
+        this.osPlat = os_1.default.platform();
         this.httpClient = new hc.HttpClient('setup-node', [], {
             allowRetries: true,
             maxRetries: 3
@@ -73223,6 +73223,14 @@ class BaseDistribution {
     }
     getNodeJsInfo() {
         return __awaiter(this, void 0, void 0, function* () {
+            if (this.nodeInfo.checkLatest) {
+                const nodeVersions = yield this.getNodejsVersions();
+                const versions = this.filterVersions(nodeVersions);
+                const evaluatedVersion = this.evaluateVersions(versions);
+                if (evaluatedVersion) {
+                    this.nodeInfo.versionSpec = evaluatedVersion;
+                }
+            }
             let toolPath = this.findVersionInHoostedToolCacheDirectory();
             if (toolPath) {
                 core.info(`Found in cache @ ${toolPath}`);
@@ -73231,6 +73239,9 @@ class BaseDistribution {
                 const nodeVersions = yield this.getNodejsVersions();
                 const versions = this.filterVersions(nodeVersions);
                 const evaluatedVersion = this.evaluateVersions(versions);
+                if (!evaluatedVersion) {
+                    throw new Error(`Unable to find Node version '${this.nodeInfo.versionSpec}' for platform ${this.osPlat} and architecture ${this.nodeInfo.arch}.`);
+                }
                 const toolName = this.getNodejsDistInfo(evaluatedVersion, this.osPlat);
                 toolPath = yield this.downloadNodejs(toolName);
             }
@@ -73270,6 +73281,7 @@ class BaseDistribution {
     downloadNodejs(info) {
         return __awaiter(this, void 0, void 0, function* () {
             let downloadPath = '';
+            core.info(`Acquiring ${info.resolvedVersion} - ${info.arch} from ${info.downloadUrl}`);
             try {
                 downloadPath = yield tc.downloadTool(info.downloadUrl);
             }
@@ -73284,7 +73296,7 @@ class BaseDistribution {
             return toolPath;
         });
     }
-    acquireNodeFromFallbackLocation(version, arch = os.arch()) {
+    acquireNodeFromFallbackLocation(version, arch = os_1.default.arch()) {
         return __awaiter(this, void 0, void 0, function* () {
             const initialUrl = this.getDistributionUrl();
             let osArch = this.translateArchToDistUrl(arch);
@@ -73443,10 +73455,8 @@ function getNodejsDistribution(installerOptions) {
             return new canary_builds_1.default(installerOptions);
         case Distributions.RC:
             return new rc_builds_1.default(installerOptions);
-        case Distributions.DEFAULT:
-            return new official_builds_1.default(installerOptions);
         default:
-            return null;
+            return new official_builds_1.default(installerOptions);
     }
 }
 exports.getNodejsDistribution = getNodejsDistribution;
@@ -73489,6 +73499,7 @@ class NightlyNodejs extends base_distribution_1.default {
             }
             return prerelease[0].includes('nightly');
         });
+        localVersionPaths.sort(semver_1.default.rcompare);
         const localVersion = this.evaluateVersions(localVersionPaths);
         if (localVersion) {
             toolPath = tc.find('node', localVersion, this.nodeInfo.arch);
@@ -73591,7 +73602,7 @@ class OfficialBuilds extends base_distribution_1.default {
                 nodeVersions = yield this.getNodejsVersions();
                 const versions = this.filterVersions(nodeVersions);
                 this.nodeInfo.versionSpec = this.evaluateVersions(versions);
-                core.info(`getting latest node version...`);
+                core.info('getting latest node version...');
             }
             if (this.nodeInfo.checkLatest) {
                 core.info('Attempt to resolve the latest version from manifest...');
@@ -73610,12 +73621,17 @@ class OfficialBuilds extends base_distribution_1.default {
                 core.info(`Found in cache @ ${toolPath}`);
             }
             else {
+                let downloadPath = '';
                 try {
                     core.info(`Attempting to download ${this.nodeInfo.versionSpec}...`);
-                    const versionInfo = yield this.getInfoFromManifest(this.nodeInfo.versionSpec, this.nodeInfo.arch, manifest);
+                    const osArch = this.translateArchToDistUrl(this.nodeInfo.arch);
+                    const versionInfo = yield this.getInfoFromManifest(this.nodeInfo.versionSpec, osArch, manifest);
                     if (versionInfo) {
                         core.info(`Acquiring ${versionInfo.resolvedVersion} - ${versionInfo.arch} from ${versionInfo.downloadUrl}`);
-                        toolPath = yield tc.downloadTool(versionInfo.downloadUrl, undefined, this.nodeInfo.auth);
+                        downloadPath = yield tc.downloadTool(versionInfo.downloadUrl, undefined, this.nodeInfo.auth);
+                        if (downloadPath) {
+                            toolPath = yield this.extractArchive(downloadPath, versionInfo);
+                        }
                     }
                     else {
                         core.info('Not found in manifest.  Falling back to download directly from Node');
@@ -73633,11 +73649,17 @@ class OfficialBuilds extends base_distribution_1.default {
                     core.debug(err.stack);
                     core.info('Falling back to download directly from Node');
                 }
-                const nodeVersions = yield this.getNodejsVersions();
-                const versions = this.filterVersions(nodeVersions);
-                const evaluatedVersion = this.evaluateVersions(versions);
-                const toolName = this.getNodejsDistInfo(evaluatedVersion, this.osPlat);
-                toolPath = yield this.downloadNodejs(toolName);
+                if (!toolPath) {
+                    const nodeVersions = yield this.getNodejsVersions();
+                    core.info('came here undefined');
+                    const versions = this.filterVersions(nodeVersions);
+                    const evaluatedVersion = this.evaluateVersions(versions);
+                    if (!evaluatedVersion) {
+                        throw new Error(`Unable to find Node version '${this.nodeInfo.versionSpec}' for platform ${this.osPlat} and architecture ${this.nodeInfo.arch}.`);
+                    }
+                    const toolName = this.getNodejsDistInfo(evaluatedVersion, this.osPlat);
+                    toolPath = yield this.downloadNodejs(toolName);
+                }
             }
             if (this.osPlat != 'win32') {
                 toolPath = path_1.default.join(toolPath, 'bin');
@@ -73699,7 +73721,7 @@ class OfficialBuilds extends base_distribution_1.default {
         core.debug(`Found LTS release '${release.version}' for Node version '${versionSpec}'`);
         return release.version.split('.')[0];
     }
-    resolveVersionFromManifest(versionSpec, osArch = this.translateArchToDistUrl(os_1.default.arch()), manifest) {
+    resolveVersionFromManifest(versionSpec, osArch, manifest) {
         return __awaiter(this, void 0, void 0, function* () {
             try {
                 const info = yield this.getInfoFromManifest(versionSpec, osArch, manifest);
@@ -73828,6 +73850,7 @@ class CanaryBuild extends base_distribution_1.default {
             }
             return prerelease[0].includes('v8-canary');
         });
+        localVersionPaths.sort(semver_1.default.rcompare);
         const localVersion = this.evaluateVersions(localVersionPaths);
         if (localVersion) {
             toolPath = tc.find('node', localVersion, this.nodeInfo.arch);
@@ -73907,7 +73930,6 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
 const core = __importStar(__nccwpck_require__(2186));
-const exec = __importStar(__nccwpck_require__(1514));
 const fs_1 = __importDefault(__nccwpck_require__(7147));
 const os_1 = __importDefault(__nccwpck_require__(2037));
 const auth = __importStar(__nccwpck_require__(7573));
@@ -73915,6 +73937,7 @@ const path = __importStar(__nccwpck_require__(1017));
 const cache_restore_1 = __nccwpck_require__(9517);
 const cache_utils_1 = __nccwpck_require__(1678);
 const installer_factory_1 = __nccwpck_require__(1260);
+const util_1 = __nccwpck_require__(2629);
 function run() {
     return __awaiter(this, void 0, void 0, function* () {
         try {
@@ -73939,19 +73962,14 @@ function run() {
                 const checkLatest = (core.getInput('check-latest') || 'false').toUpperCase() === 'TRUE';
                 const nodejsInfo = {
                     versionSpec: version,
-                    checkLatest: checkLatest,
+                    checkLatest,
                     auth,
-                    arch: arch
+                    arch
                 };
                 const nodeDistribution = installer_factory_1.getNodejsDistribution(nodejsInfo);
-                if (nodeDistribution) {
-                    yield (nodeDistribution === null || nodeDistribution === void 0 ? void 0 : nodeDistribution.getNodeJsInfo());
-                }
-                else {
-                    throw new Error(`Could not resolve version: ${version} for build`);
-                }
+                yield nodeDistribution.getNodeJsInfo();
             }
-            yield printEnvDetailsAndSetOutput();
+            yield util_1.printEnvDetailsAndSetOutput();
             const registryUrl = core.getInput('registry-url');
             const alwaysAuth = core.getInput('always-auth');
             if (registryUrl) {
@@ -73986,11 +74004,39 @@ function resolveVersionInput() {
         if (!fs_1.default.existsSync(versionFilePath)) {
             throw new Error(`The specified node version file at: ${versionFilePath} does not exist`);
         }
-        version = parseNodeVersionFile(fs_1.default.readFileSync(versionFilePath, 'utf8'));
+        version = util_1.parseNodeVersionFile(fs_1.default.readFileSync(versionFilePath, 'utf8'));
         core.info(`Resolved ${versionFileInput} as ${version}`);
     }
     return version;
 }
+
+
+/***/ }),
+
+/***/ 2629:
+/***/ (function(__unused_webpack_module, exports, __nccwpck_require__) {
+
+"use strict";
+
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    result["default"] = mod;
+    return result;
+};
+Object.defineProperty(exports, "__esModule", ({ value: true }));
+const core = __importStar(__nccwpck_require__(2186));
+const exec = __importStar(__nccwpck_require__(1514));
 function parseNodeVersionFile(contents) {
     var _a, _b, _c;
     let nodeVersion;
@@ -74019,12 +74065,15 @@ function printEnvDetailsAndSetOutput() {
         core.startGroup('Environment details');
         const promises = ['node', 'npm', 'yarn'].map((tool) => __awaiter(this, void 0, void 0, function* () {
             const output = yield getToolVersion(tool, ['--version']);
+            return { tool, output };
+        }));
+        const tools = yield Promise.all(promises);
+        tools.forEach(({ tool, output }) => {
             if (tool === 'node') {
                 core.setOutput(`${tool}-version`, output);
             }
             core.info(`${tool}: ${output}`);
-        }));
-        yield Promise.all(promises);
+        });
         core.endGroup();
     });
 }
@@ -74037,7 +74086,7 @@ function getToolVersion(tool, options) {
                 silent: true
             });
             if (exitCode > 0) {
-                core.warning(`[warning]${stderr}`);
+                core.info(`[warning]${stderr}`);
                 return '';
             }
             return stdout.trim();
diff --git a/src/distibutions/base-distribution.ts b/src/distibutions/base-distribution.ts
index 74edb47f..2b8ebfbf 100644
--- a/src/distibutions/base-distribution.ts
+++ b/src/distibutions/base-distribution.ts
@@ -7,7 +7,7 @@ import semver from 'semver';
 import * as assert from 'assert';
 
 import * as path from 'path';
-import * as os from 'os';
+import os from 'os';
 import fs from 'fs';
 
 import {INodejs, INodeVersion, INodeVersionInfo} from './base-models';
@@ -27,6 +27,16 @@ export default abstract class BaseDistribution {
   protected abstract evaluateVersions(nodeVersions: string[]): string;
 
   public async getNodeJsInfo() {
+    if (this.nodeInfo.checkLatest) {
+      const nodeVersions = await this.getNodejsVersions();
+      const versions = this.filterVersions(nodeVersions);
+      const evaluatedVersion = this.evaluateVersions(versions);
+
+      if (evaluatedVersion) {
+        this.nodeInfo.versionSpec = evaluatedVersion;
+      }
+    }
+
     let toolPath = this.findVersionInHoostedToolCacheDirectory();
     if (toolPath) {
       core.info(`Found in cache @ ${toolPath}`);
@@ -34,6 +44,11 @@ export default abstract class BaseDistribution {
       const nodeVersions = await this.getNodejsVersions();
       const versions = this.filterVersions(nodeVersions);
       const evaluatedVersion = this.evaluateVersions(versions);
+      if (!evaluatedVersion) {
+        throw new Error(
+          `Unable to find Node version '${this.nodeInfo.versionSpec}' for platform ${this.osPlat} and architecture ${this.nodeInfo.arch}.`
+        );
+      }
       const toolName = this.getNodejsDistInfo(evaluatedVersion, this.osPlat);
       toolPath = await this.downloadNodejs(toolName);
     }
@@ -79,6 +94,9 @@ export default abstract class BaseDistribution {
 
   protected async downloadNodejs(info: INodeVersionInfo) {
     let downloadPath = '';
+    core.info(
+      `Acquiring ${info.resolvedVersion} - ${info.arch} from ${info.downloadUrl}`
+    );
     try {
       downloadPath = await tc.downloadTool(info.downloadUrl);
     } catch (err) {
diff --git a/src/distibutions/installer-factory.ts b/src/distibutions/installer-factory.ts
index 4e694c05..56cc0bf8 100644
--- a/src/distibutions/installer-factory.ts
+++ b/src/distibutions/installer-factory.ts
@@ -29,7 +29,7 @@ function identifyDistribution(versionSpec: string) {
 
 export function getNodejsDistribution(
   installerOptions: INodejs
-): BaseDistribution | null {
+): BaseDistribution {
   const distributionName = identifyDistribution(installerOptions.versionSpec);
   switch (distributionName) {
     case Distributions.NIGHTLY:
@@ -38,9 +38,7 @@ export function getNodejsDistribution(
       return new CanaryBuild(installerOptions);
     case Distributions.RC:
       return new RcBuild(installerOptions);
-    case Distributions.DEFAULT:
-      return new OfficialBuilds(installerOptions);
     default:
-      return null;
+      return new OfficialBuilds(installerOptions);
   }
 }
diff --git a/src/distibutions/nightly/nightly_builds.ts b/src/distibutions/nightly/nightly_builds.ts
index d40e930f..48f080d9 100644
--- a/src/distibutions/nightly/nightly_builds.ts
+++ b/src/distibutions/nightly/nightly_builds.ts
@@ -23,6 +23,7 @@ export default class NightlyNodejs extends BaseDistribution {
 
         return prerelease[0].includes('nightly');
       });
+    localVersionPaths.sort(semver.rcompare);
     const localVersion = this.evaluateVersions(localVersionPaths);
     if (localVersion) {
       toolPath = tc.find('node', localVersion, this.nodeInfo.arch);
diff --git a/src/distibutions/official_builds/official_builds.ts b/src/distibutions/official_builds/official_builds.ts
index f518ee1f..7ef7b0e7 100644
--- a/src/distibutions/official_builds/official_builds.ts
+++ b/src/distibutions/official_builds/official_builds.ts
@@ -37,7 +37,7 @@ export default class OfficialBuilds extends BaseDistribution {
       const versions = this.filterVersions(nodeVersions);
       this.nodeInfo.versionSpec = this.evaluateVersions(versions);
 
-      core.info(`getting latest node version...`);
+      core.info('getting latest node version...');
     }
 
     if (this.nodeInfo.checkLatest) {
@@ -63,22 +63,28 @@ export default class OfficialBuilds extends BaseDistribution {
     if (toolPath) {
       core.info(`Found in cache @ ${toolPath}`);
     } else {
+      let downloadPath = '';
       try {
         core.info(`Attempting to download ${this.nodeInfo.versionSpec}...`);
+        const osArch = this.translateArchToDistUrl(this.nodeInfo.arch);
         const versionInfo = await this.getInfoFromManifest(
           this.nodeInfo.versionSpec,
-          this.nodeInfo.arch,
+          osArch,
           manifest
         );
         if (versionInfo) {
           core.info(
             `Acquiring ${versionInfo.resolvedVersion} - ${versionInfo.arch} from ${versionInfo.downloadUrl}`
           );
-          toolPath = await tc.downloadTool(
+          downloadPath = await tc.downloadTool(
             versionInfo.downloadUrl,
             undefined,
             this.nodeInfo.auth
           );
+
+          if (downloadPath) {
+            toolPath = await this.extractArchive(downloadPath, versionInfo);
+          }
         } else {
           core.info(
             'Not found in manifest.  Falling back to download directly from Node'
@@ -100,11 +106,19 @@ export default class OfficialBuilds extends BaseDistribution {
         core.info('Falling back to download directly from Node');
       }
 
-      const nodeVersions = await this.getNodejsVersions();
-      const versions = this.filterVersions(nodeVersions);
-      const evaluatedVersion = this.evaluateVersions(versions);
-      const toolName = this.getNodejsDistInfo(evaluatedVersion, this.osPlat);
-      toolPath = await this.downloadNodejs(toolName);
+      if (!toolPath) {
+        const nodeVersions = await this.getNodejsVersions();
+        core.info('came here undefined');
+        const versions = this.filterVersions(nodeVersions);
+        const evaluatedVersion = this.evaluateVersions(versions);
+        if (!evaluatedVersion) {
+          throw new Error(
+            `Unable to find Node version '${this.nodeInfo.versionSpec}' for platform ${this.osPlat} and architecture ${this.nodeInfo.arch}.`
+          );
+        }
+        const toolName = this.getNodejsDistInfo(evaluatedVersion, this.osPlat);
+        toolPath = await this.downloadNodejs(toolName);
+      }
     }
 
     if (this.osPlat != 'win32') {
@@ -204,7 +218,7 @@ export default class OfficialBuilds extends BaseDistribution {
 
   private async resolveVersionFromManifest(
     versionSpec: string,
-    osArch: string = this.translateArchToDistUrl(os.arch()),
+    osArch: string,
     manifest: tc.IToolRelease[] | undefined
   ): Promise<string | undefined> {
     try {
diff --git a/src/distibutions/v8-canary/canary_builds.ts b/src/distibutions/v8-canary/canary_builds.ts
index 9568dad1..f785456a 100644
--- a/src/distibutions/v8-canary/canary_builds.ts
+++ b/src/distibutions/v8-canary/canary_builds.ts
@@ -23,7 +23,7 @@ export default class CanaryBuild extends BaseDistribution {
 
         return prerelease[0].includes('v8-canary');
       });
-
+    localVersionPaths.sort(semver.rcompare);
     const localVersion = this.evaluateVersions(localVersionPaths);
     if (localVersion) {
       toolPath = tc.find('node', localVersion, this.nodeInfo.arch);
diff --git a/src/main.ts b/src/main.ts
index e2c98579..61a2f954 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,5 +1,4 @@
 import * as core from '@actions/core';
-import * as exec from '@actions/exec';
 
 import fs from 'fs';
 import os from 'os';
@@ -9,6 +8,7 @@ import * as path from 'path';
 import {restoreCache} from './cache-restore';
 import {isCacheFeatureAvailable} from './cache-utils';
 import {getNodejsDistribution} from './distibutions/installer-factory';
+import {parseNodeVersionFile, printEnvDetailsAndSetOutput} from './util';
 
 export async function run() {
   try {
@@ -40,16 +40,12 @@ export async function run() {
         (core.getInput('check-latest') || 'false').toUpperCase() === 'TRUE';
       const nodejsInfo = {
         versionSpec: version,
-        checkLatest: checkLatest,
+        checkLatest,
         auth,
-        arch: arch
+        arch
       };
       const nodeDistribution = getNodejsDistribution(nodejsInfo);
-      if (nodeDistribution) {
-        await nodeDistribution?.getNodeJsInfo();
-      } else {
-        throw new Error(`Could not resolve version: ${version} for build`);
-      }
+      await nodeDistribution.getNodeJsInfo();
     }
 
     await printEnvDetailsAndSetOutput();
@@ -111,62 +107,3 @@ function resolveVersionInput(): string {
 
   return version;
 }
-
-export function parseNodeVersionFile(contents: string): string {
-  let nodeVersion: string | undefined;
-
-  // Try parsing the file as an NPM `package.json` file.
-  try {
-    nodeVersion = JSON.parse(contents).volta?.node;
-    if (!nodeVersion) nodeVersion = JSON.parse(contents).engines?.node;
-  } catch {
-    core.info('Node version file is not JSON file');
-  }
-
-  if (!nodeVersion) {
-    const found = contents.match(/^(?:nodejs\s+)?v?(?<version>[^\s]+)$/m);
-    nodeVersion = found?.groups?.version;
-  }
-
-  // In the case of an unknown format,
-  // return as is and evaluate the version separately.
-  if (!nodeVersion) nodeVersion = contents.trim();
-
-  return nodeVersion as string;
-}
-
-export async function printEnvDetailsAndSetOutput() {
-  core.startGroup('Environment details');
-
-  const promises = ['node', 'npm', 'yarn'].map(async tool => {
-    const output = await getToolVersion(tool, ['--version']);
-
-    if (tool === 'node') {
-      core.setOutput(`${tool}-version`, output);
-    }
-
-    core.info(`${tool}: ${output}`);
-  });
-
-  await Promise.all(promises);
-
-  core.endGroup();
-}
-
-async function getToolVersion(tool: string, options: string[]) {
-  try {
-    const {stdout, stderr, exitCode} = await exec.getExecOutput(tool, options, {
-      ignoreReturnCode: true,
-      silent: true
-    });
-
-    if (exitCode > 0) {
-      core.warning(`[warning]${stderr}`);
-      return '';
-    }
-
-    return stdout.trim();
-  } catch (err) {
-    return '';
-  }
-}
diff --git a/src/util.ts b/src/util.ts
new file mode 100644
index 00000000..60f2649c
--- /dev/null
+++ b/src/util.ts
@@ -0,0 +1,63 @@
+import * as core from '@actions/core';
+import * as exec from '@actions/exec';
+
+export function parseNodeVersionFile(contents: string): string {
+  let nodeVersion: string | undefined;
+
+  // Try parsing the file as an NPM `package.json` file.
+  try {
+    nodeVersion = JSON.parse(contents).volta?.node;
+    if (!nodeVersion) nodeVersion = JSON.parse(contents).engines?.node;
+  } catch {
+    core.info('Node version file is not JSON file');
+  }
+
+  if (!nodeVersion) {
+    const found = contents.match(/^(?:nodejs\s+)?v?(?<version>[^\s]+)$/m);
+    nodeVersion = found?.groups?.version;
+  }
+
+  // In the case of an unknown format,
+  // return as is and evaluate the version separately.
+  if (!nodeVersion) nodeVersion = contents.trim();
+
+  return nodeVersion as string;
+}
+
+export async function printEnvDetailsAndSetOutput() {
+  core.startGroup('Environment details');
+
+  const promises = ['node', 'npm', 'yarn'].map(async tool => {
+    const output = await getToolVersion(tool, ['--version']);
+
+    return {tool, output};
+  });
+
+  const tools = await Promise.all(promises);
+  tools.forEach(({tool, output}) => {
+    if (tool === 'node') {
+      core.setOutput(`${tool}-version`, output);
+    }
+    core.info(`${tool}: ${output}`);
+  });
+
+  core.endGroup();
+}
+
+async function getToolVersion(tool: string, options: string[]) {
+  try {
+    const {stdout, stderr, exitCode} = await exec.getExecOutput(tool, options, {
+      ignoreReturnCode: true,
+      silent: true
+    });
+
+    if (exitCode > 0) {
+      core.info(`[warning]${stderr}`);
+      return '';
+    }
+
+    return stdout.trim();
+  } catch (err) {
+    return '';
+  }
+}