ci(win): setup GH actions for windows CI (#4402)

* ci(win): setup GH actions for windows CI
* ci(win): retire AppVeyor
* ci(win): install production deps for smoke test
* ci(win): remove lint from Windows CI
* ci(win): skip ci base on commit msg
* install growl on Windows CI
* cache growl on Windows CI

Signed-off-by: Outsider <outsideris@gmail.com>

Author: outsideris

.github/CONTRIBUTING.md

@@ -58,7 +58,7 @@ Follow these steps to get going. If you are having trouble, don't be afraid to [
    - Keep your PR focused. Don't fix two things at once; don't upgrade dependencies unless necessary.
 1. Before committing, run `npm start test`.
    - This will run both Node.js-based and browser-based tests.
-   - Ultimately, your pull request will be built on our continuous integration servers ([Travis CI](https://travis-ci.org/mochajs/mocha) and [AppVeyor](https://ci.appveyor.com/project/boneskull/mocha)). The first step to ensuring these checks pass is to test on your own machine.
+   - Ultimately, your pull request will be built on our continuous integration servers ([Travis CI](https://travis-ci.org/mochajs/mocha) and [GitHub Actions](https://github.com/mochajs/mocha/actions?query=workflow%3A%22Windows+CI%22)). The first step to ensuring these checks pass is to test on your own machine.
    - A coverage check will be sent to [Coveralls](https://coveralls.io/github/mochajs/mocha). **A drop in code coverage % is considered a failed check**.
 1. Commit your changes.
    - Use a brief message on the first line, referencing a relevant issue (e.g. `closes #12345`).

.github/workflows/windows-ci.yml

@@ -0,0 +1,95 @@
+name: Windows CI
+on: [push, pull_request]
+
+jobs:
+  prepare-commit-msg:
+    name: Retrive head commit message
+    runs-on: ubuntu-latest
+    outputs:
+      HEAD_COMMIT_MSG: ${{ steps.commitMsg.outputs.HEAD_COMMIT_MSG }}
+    steps:
+      - uses: actions/checkout@v1
+        if: github.event_name == 'pull_request'
+      - name: find commit msg for PR
+        id: commitMsg
+        if: github.event_name == 'pull_request'
+        run: echo "::set-output name=HEAD_COMMIT_MSG::$(git log --no-merges -1 --oneline)"
+  check-skip:
+    name: Check to skip CI
+    needs: prepare-commit-msg
+    runs-on: ubuntu-latest
+    if: ${{ !contains(github.event.head_commit.message, '[ci skip]') && !contains(needs.prepare-commit-msg.outputs.HEAD_COMMIT_MSG, '[ci skip]') }}
+    steps:
+      - run: echo "${{ github.event.head_commit.message }}"
+  smoke:
+    name: Smoke on Node.js v${{ matrix.node }}
+    needs: check-skip
+    runs-on: windows-2019
+    strategy:
+      matrix:
+        node: [10, 12, 14]
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node }}
+      - run: npm install --production
+      - run: ./bin/mocha --no-config --reporter spec test/smoke/smoke.spec.js
+  prepare:
+    name: Install dependencies
+    runs-on: windows-2019
+    needs: smoke
+    steps:
+      - name: Cache Growl Installer
+        id: cache-growl
+        uses: actions/cache@v2
+        with:
+          path: GrowlInstaller
+          key: ${{ runner.os }}-growl-installer
+          restore-keys: |
+            ${{ runner.os }}-growl-installer
+      - name: Download Growl Installer
+        if: steps.cache-growl.outputs.cache-hit != 'true'
+        run: |
+          echo "Installing Growl..."
+          mkdir GrowlInstaller | out-null
+          $seaURL = "https://github.com/briandunnington/growl-for-windows/releases/download/final/GrowlInstaller.exe"
+          $seaPath = "GrowlInstaller\GrowlInstaller.exe"
+          $webclient = New-Object Net.WebClient
+          $webclient.DownloadFile($seaURL, $seaPath)
+          7z x $seaPath -oGrowlInstaller | out-null
+  test:
+    name: Test on Node.js v${{ matrix.node }}
+    needs: prepare
+    runs-on: windows-2019
+    strategy:
+      matrix:
+        node: [10, 12, 14]
+    steps:
+      - name: Restore Growl Installer
+        uses: actions/cache@v2
+        with:
+          path: GrowlInstaller
+          key: ${{ runner.os }}-growl-installer
+          restore-keys: |
+            ${{ runner.os }}-growl-installer
+      - run: echo "::add-path::C:\Program Files (x86)\Growl for Windows"
+      - name: Install Growl
+        run: |
+          echo "Installing Growl"
+          cmd /c start /wait msiexec /i GrowlInstaller\Growl_v2.0.msi /quiet
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node }}
+      - run: npm ci --ignore-scripts
+      - name: npm start test.node
+        run: |
+          echo "Starting Growl service..."
+          Start-Process -NoNewWindow Growl
+          ## Growl requires some time before it's ready to handle notifications
+          echo "Verifying Growl responding"
+          Start-Sleep -s 5
+          growlnotify test
+          echo "Staring test"
+          npm start test.node

MAINTAINERS.md

@@ -346,7 +346,7 @@ _It's easier to release often._
    1. These changes are then added to the Git "stage" and will be added to the commit.
 1. Push `master` to `origin` with your new tag; e.g. `git push origin master --tags`
 1. Copy & paste the `CHANGELOG.md` lines to a new GitHub "release". Save release as draft.
-1. Meanwhile, you can check [the build](https://travis-ci.org/mochajs/mocha) on Travis-CI and [AppVeyor](https://ci.appveyor.com/project/boneskull/mocha).
+1. Meanwhile, you can check [the build](https://travis-ci.org/mochajs/mocha) on Travis-CI and [GitHub Actions](https://github.com/mochajs/mocha/actions?query=workflow%3A%22Windows+CI%22).
    1. Once the build is green, you'll want to trigger an update of `mochajs.org`:
    1. _If you're doing a prerelease_, fast-forward the `next` branch to `master`, and push it. This updates [https://next.mochajs.org](https://next.mochajs.org). That's all.
    1. _If this is NOT a prerelease_, fast-forward the `mochajs.org` branch to `master` and push it. This updates [https://mochajs.org](https://mochajs.org).

appveyor.yml

@@ -104,7 +104,7 @@ module.exports = config => {
       throw new Error('no browser tests should run on AppVeyor!');
     } else {
       console.error(`Local environment (${hostname}) detected`);
-      // don't need to run sauce from appveyor b/c travis does it.
+      // don't need to run sauce from Windows CI b/c travis does it.
       if (env.SAUCE_USERNAME || env.SAUCE_ACCESS_KEY) {
         const id = `${hostname} (${Date.now()})`;
         sauceConfig = {