Merge e23912eafab09154cd102c74132750a260f1ff6d into 11bd71901bbe5b1630ceea73d27597364c9af683

* Prepare 4.2.2 Release

---------

Co-authored-by: Josh Gross <joshmgross@github.com>

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## v4.2.2
+* `url-helper.ts` now leverages well-known environment variables by @jww3 in https://github.com/actions/checkout/pull/1941
+* Expand unit test coverage for `isGhes` by @jww3 in https://github.com/actions/checkout/pull/1946
+
 ## v4.2.1
 * Check out other refs/* by commit if provided, fall back to ref by @orhantoy in https://github.com/actions/checkout/pull/1924
 

README.md

@@ -131,18 +131,18 @@ Please refer to the [release page](https://github.com/actions/checkout/releases/
 
 # Scenarios
 
-- [Fetch only the root files](#Fetch-only-the-root-files)
+- [Fetch only the root files](#fetch-only-the-root-files)
-- [Fetch only the root files and `.github` and `src` folder](#Fetch-only-the-root-files-and-github-and-src-folder)
+- [Fetch only the root files and `.github` and `src` folder](#fetch-only-the-root-files-and-github-and-src-folder)
-- [Fetch only a single file](#Fetch-only-a-single-file)
+- [Fetch only a single file](#fetch-only-a-single-file)
-- [Fetch all history for all tags and branches](#Fetch-all-history-for-all-tags-and-branches)
+- [Fetch all history for all tags and branches](#fetch-all-history-for-all-tags-and-branches)
-- [Checkout a different branch](#Checkout-a-different-branch)
+- [Checkout a different branch](#checkout-a-different-branch)
-- [Checkout HEAD^](#Checkout-HEAD)
+- [Checkout HEAD^](#checkout-head)
-- [Checkout multiple repos (side by side)](#Checkout-multiple-repos-side-by-side)
+- [Checkout multiple repos (side by side)](#checkout-multiple-repos-side-by-side)
-- [Checkout multiple repos (nested)](#Checkout-multiple-repos-nested)
+- [Checkout multiple repos (nested)](#checkout-multiple-repos-nested)
-- [Checkout multiple repos (private)](#Checkout-multiple-repos-private)
+- [Checkout multiple repos (private)](#checkout-multiple-repos-private)
-- [Checkout pull request HEAD commit instead of merge commit](#Checkout-pull-request-HEAD-commit-instead-of-merge-commit)
+- [Checkout pull request HEAD commit instead of merge commit](#checkout-pull-request-head-commit-instead-of-merge-commit)
-- [Checkout pull request on closed event](#Checkout-pull-request-on-closed-event)
+- [Checkout pull request on closed event](#checkout-pull-request-on-closed-event)
-- [Push a commit using the built-in token](#Push-a-commit-using-the-built-in-token)
+- [Push a commit using the built-in token](#push-a-commit-using-the-built-in-token)
 
 ## Fetch only the root files
 
@@ -211,7 +211,7 @@ Please refer to the [release page](https://github.com/actions/checkout/releases/
     repository: my-org/my-tools
     path: my-tools
 ```
-> - If your secondary repository is private you will need to add the option noted in [Checkout multiple repos (private)](#Checkout-multiple-repos-private)
+> - If your secondary repository is private you will need to add the option noted in [Checkout multiple repos (private)](#checkout-multiple-repos-private)
 
 ## Checkout multiple repos (nested)
 
@@ -225,7 +225,7 @@ Please refer to the [release page](https://github.com/actions/checkout/releases/
     repository: my-org/my-tools
     path: my-tools
 ```
-> - If your secondary repository is private you will need to add the option noted in [Checkout multiple repos (private)](#Checkout-multiple-repos-private)
+> - If your secondary repository is private you will need to add the option noted in [Checkout multiple repos (private)](#checkout-multiple-repos-private)
 
 ## Checkout multiple repos (private)
 

__test__/url-helper.test.ts

@@ -24,13 +24,50 @@ describe('getServerUrl tests', () => {
 })
 
 describe('isGhes tests', () => {
+  const pristineEnv = process.env
+
+  beforeEach(() => {
+    jest.resetModules()
+    process.env = {...pristineEnv}
+  })
+
+  afterAll(() => {
+    process.env = pristineEnv
+  })
+
   it('basics', async () => {
+    delete process.env['GITHUB_SERVER_URL']
     expect(urlHelper.isGhes()).toBeFalsy()
     expect(urlHelper.isGhes('https://github.com')).toBeFalsy()
     expect(urlHelper.isGhes('https://contoso.ghe.com')).toBeFalsy()
     expect(urlHelper.isGhes('https://test.github.localhost')).toBeFalsy()
     expect(urlHelper.isGhes('https://src.onpremise.fabrikam.com')).toBeTruthy()
   })
+
+  it('returns false when the GITHUB_SERVER_URL environment variable is not defined', async () => {
+    delete process.env['GITHUB_SERVER_URL']
+    expect(urlHelper.isGhes()).toBeFalsy()
+  })
+
+  it('returns false when the GITHUB_SERVER_URL environment variable is set to github.com', async () => {
+    process.env['GITHUB_SERVER_URL'] = 'https://github.com'
+    expect(urlHelper.isGhes()).toBeFalsy()
+  })
+
+  it('returns false when the GITHUB_SERVER_URL environment variable is set to a GitHub Enterprise Cloud-style URL', async () => {
+    process.env['GITHUB_SERVER_URL'] = 'https://contoso.ghe.com'
+    expect(urlHelper.isGhes()).toBeFalsy()
+  })
+
+  it('returns false when the GITHUB_SERVER_URL environment variable has a .localhost suffix', async () => {
+    process.env['GITHUB_SERVER_URL'] = 'https://mock-github.localhost'
+    expect(urlHelper.isGhes()).toBeFalsy()
+  })
+
+  it('returns true when the GITHUB_SERVER_URL environment variable is set to some other URL', async () => {
+    process.env['GITHUB_SERVER_URL'] = 'https://src.onpremise.fabrikam.com'
+    expect(urlHelper.isGhes()).toBeTruthy()
+  })
 })
 
 describe('getServerApiUrl tests', () => {

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "checkout",
-  "version": "4.2.1",
+  "version": "4.2.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "checkout",
-      "version": "4.2.1",
+      "version": "4.2.2",
       "license": "MIT",
       "dependencies": {
         "@actions/core": "^1.10.1",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "checkout",
-  "version": "4.2.1",
+  "version": "4.2.2",
   "description": "checkout action",
   "main": "lib/main.js",
   "scripts": {