ci: add circleci windows preview

.circleci/config.yml

@@ -23,6 +23,12 @@ anchor_1: &defaults
   working_directory: ~/ng
   docker:
     - image: *default_docker_image
+anchor_1_win: &defaults_win
+  working_directory: ~/ng
+  resource_class: windows.medium
+  shell: powershell.exe -ExecutionPolicy Bypass
+  machine:
+    image: windows-server-2019  
 
 # After checkout, rebase on top of target branch.
 anchor_2: &post_checkout
@@ -38,6 +44,14 @@ anchor_2: &post_checkout
       else
         echo "This build is not over a PR, nothing to do."
       fi
+anchor_2_win: &post_checkout_win
+  run:
+    name: Rebase PR on target branch
+    command: >
+      if (Test-Path env:CIRCLE_PR_NUMBER) {
+        git config user.name "angular-ci"
+        git config user.email "angular-ci"
+        node tools\rebase-pr.js angular/angular-cli $env:CIRCLE_PR_NUMBER }
 anchor_3: &restore_cache
   restore_cache:
     keys:
@@ -46,9 +60,15 @@ anchor_3: &restore_cache
       - angular_devkit-0.7.0-
 anchor_4: &attach_options
   at: .
+anchor_5: &env_win
+  run:
+    # Need to install node and yarn before, as the base windows image doesn't have anything.
+    # TODO: remove when CircleCI provides preconfigured node images/VMs.
+    name: Setup windows node environment
+    command: ./.circleci/windows-env.ps1 
 
 # Job definitions
-version: 2
+version: 2.1
 jobs:
   install:
     <<: *defaults
@@ -202,6 +222,45 @@ jobs:
           command: |
             npm run admin -- publish --verbose
 
+  # Windows jobs
+  # CircleCI support for Windows jobs is still in preview.
+  # Docs: https://github.com/CircleCI-Public/windows-preview-docs
+  test-win:
+    <<: *defaults_win
+    # Skipping cache and workspace for now because it takes 10x longer than on linux. 
+    # TODO: when/if CircleCI makes them faster, use cache and workspaces fully.
+    # Notes: 
+    # - windows needs its own cache key because binaries in node_modules are different.
+    # - windows might need its own workspace for the same reason.
+    # - get cache dir on windows via `yarn cache dir` (was `C:\Users\circleci\AppData\Local\Yarn\Cache\v4` last time)
+    steps:
+      - checkout
+      - *env_win
+      - *post_checkout_win
+      - run: node --version
+      - run: yarn --version
+      - run: yarn install --frozen-lockfile
+      # Build and test should be on their own jobs, but restoring workspaces is too slow
+      # so we do it here.
+      - run: npm run admin -- build  
+      - run: npm run test -- --full        
+      # Run partial e2e suite on PRs only. Master will run the full e2e suite with sharding.
+      - run: if (Test-Path env:CIRCLE_PR_NUMBER) { node tests\legacy-cli\run_e2e.js "--glob=tests/{basic,ivy}/**" }            
+             
+  e2e-cli-win:
+    <<: *defaults_win
+    parallelism: 4
+    steps:     
+      - checkout
+      - *env_win
+      # TODO: remove commands other than the e2e runner when workspaces on windows are well supported.
+      - *post_checkout_win
+      - run: node --version
+      - run: yarn --version
+      - run: yarn install --frozen-lockfile
+      - run: npm run admin -- build  
+      - run: node tests\legacy-cli\run_e2e.js --nb-shards=$env:CIRCLE_NODE_TOTAL --shard=$env:CIRCLE_NODE_INDEX             
+
 workflows:
   version: 2
   default_workflow:
@@ -248,6 +307,16 @@ workflows:
       - e2e-cli-ng-snapshots:
           requires:
             - build
+      - test-win:
+          requires:
+            - test     
+      - e2e-cli-win:
+          requires:
+            - e2e-cli      
+          filters:
+            branches:
+              ignore:
+                - /pull\/.*/
       - snapshot_publish:
           requires:
             - test

.circleci/windows-env.ps1

@@ -0,0 +1,9 @@
+# Install nodejs and yarn via Chocolatey.
+choco install nodejs --version 12.1.0 --no-progress
+choco install yarn --version 1.16.0 --no-progress
+
+# Add PATH modifications to the Powershell profile. This is the win equivalent of .bash_profile.
+# https://docs.microsoft.com/en-us/previous-versions//bb613488(v=vs.85)
+new-item -path $profile -itemtype file -force
+# Paths for nodejs, npm, and yarn. Use single quotes to prevent interpolation.
+Add-Content $profile '$Env:path += ";C:\Program Files\nodejs\;C:\Users\circleci\AppData\Roaming\npm\;C:\Program Files (x86)\Yarn\bin\;"'

lib/bootstrap-local.js

@@ -87,12 +87,12 @@ const oldRequireTs = require.extensions['.ts'];
 require.extensions['.ts'] = function (m, filename) {
   // If we're in node module, either call the old hook or simply compile the
   // file without transpilation. We do not touch node_modules/**.
-  // We do touch `Angular DevK` files anywhere though.
+  // To account for Yarn workspaces symlinks, we much check the real path.
-  if (!filename.match(/@angular\/cli\b/) && filename.match(/node_modules/)) {
+  if (fs.realpathSync(filename).match(/node_modules/)) {
     if (oldRequireTs) {
       return oldRequireTs(m, filename);
     }
-    return m._compile(fs.readFileSync(filename), filename);
+    return m._compile(fs.readFileSync(filename).toString(), filename);
   }
 
   debugBuildTs(filename);

package.json

@@ -43,7 +43,7 @@
     "url": "https://github.com/angular/angular-cli.git"
   },
   "engines": {
-    "node": ">=10.9.0 <11.0.0",
+    "node": ">=10.9.0 <13.0.0",
     "yarn": ">=1.9.0 <2.0.0"
   },
   "author": "Angular Authors",

packages/schematics/angular/universal/index_spec.ts

@@ -164,7 +164,7 @@ describe('Universal Schematic', () => {
     const filePath = '/projects/bar/src/main.ts';
     const contents = tree.readContent(filePath);
     expect(contents)
-      .toMatch(/document.addEventListener\('DOMContentLoaded', \(\) => {[\w\W]+;[\r\n]}\);/);
+      .toMatch(/document.addEventListener\('DOMContentLoaded', \(\) => {/);
   });
 
   it('should wrap the bootstrap declaration in a DOMContentLoaded event handler', async () => {

tests/legacy-cli/e2e/tests/generate/directive/directive-prefix.ts

@@ -1,7 +1,7 @@
 import {join} from 'path';
 import {ng} from '../../../utils/process';
 import {expectFileToMatch} from '../../../utils/fs';
-import { updateJsonFile } from '../../../utils/project';
+import { updateJsonFile, useCIChrome, useCIDefaults } from '../../../utils/project';
 
 
 export default function() {
@@ -17,6 +17,8 @@ export default function() {
     .then(() => expectFileToMatch(join(directiveDir, 'test2-directive.directive.ts'),
       /selector: '\[preW/))
     .then(() => ng('generate', 'application', 'app-two', '--skip-install'))
+    .then(() => useCIDefaults('app-two'))
+    .then(() => useCIChrome('./projects/app-two'))
     .then(() => updateJsonFile('angular.json', configJson => {
       configJson.projects['test-project'].schematics = {
         '@schematics/angular:directive': { prefix: 'preP' }

tests/legacy-cli/e2e/tests/misc/title.ts

@@ -2,6 +2,12 @@ import { execAndWaitForOutputToMatch, execWithEnv, killAllProcesses } from '../.
 
 
 export default async function() {
+  if (process.platform.startsWith('win')) {
+    // "On Windows, process.title affects the console title, but not the name of the process in the task manager."
+    // https://stackoverflow.com/questions/44756196/how-to-change-the-node-js-process-name-on-windows-10#comment96259375_44756196
+    return Promise.resolve();
+  }
+
   try {
     await execAndWaitForOutputToMatch('ng', ['build', '--watch'], /./);