Test on headless Chrome using karma

Author: keichi

.github/workflows/browser.yml

@@ -0,0 +1,19 @@
+name: test-browser
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - run: npm ci
+    - run: npm run test-browser
+      env:
+        CI: true

.github/workflows/nodejs.yml

@@ -1,7 +1,4 @@
-# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
-# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
-
-name: build
+name: test-nodejs
 
 on:
   push:

karma.conf.js

@@ -0,0 +1,55 @@
+// Karma configuration
+// Generated on Mon Oct 04 2021 18:19:34 GMT+0900 (Japan Standard Time)
+
+module.exports = function (config) {
+  config.set({
+    // base path that will be used to resolve all patterns (eg. files, exclude)
+    basePath: "",
+
+    // frameworks to use
+    // available frameworks: https://www.npmjs.com/search?q=keywords:karma-adapter
+    frameworks: ["mocha", "karma-typescript"],
+
+    // list of files / patterns to load in the browser
+    files: ["test/*.ts", "lib/*.ts"],
+
+    // list of files / patterns to exclude
+    exclude: [],
+
+    // preprocess matching files before serving them to the browser
+    // available preprocessors: https://www.npmjs.com/search?q=keywords:karma-preprocessor
+    preprocessors: {
+      "**/*.ts": "karma-typescript", // *.tsx for React Jsx
+    },
+
+    // test results reporter to use
+    // possible values: 'dots', 'progress'
+    // available reporters: https://www.npmjs.com/search?q=keywords:karma-reporter
+    reporters: ["progress", "karma-typescript"],
+
+    // web server port
+    port: 9876,
+
+    // enable / disable colors in the output (reporters and logs)
+    colors: true,
+
+    // level of logging
+    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
+    logLevel: config.LOG_INFO,
+
+    // enable / disable watching file and executing tests whenever any file changes
+    autoWatch: true,
+
+    // start these browsers
+    // available browser launchers: https://www.npmjs.com/search?q=keywords:karma-launcher
+    browsers: ["Chrome"],
+
+    // Continuous Integration mode
+    // if true, Karma captures browsers, runs the tests and exits
+    singleRun: false,
+
+    // Concurrency level
+    // how many browser instances should be started simultaneously
+    concurrency: Infinity,
+  });
+};