From 4af5a863a57b53020fd551ea480d94ddbd81d2f4 Mon Sep 17 00:00:00 2001
From: Thomas Wang <wangxgwxg@gmail.com>
Date: Thu, 20 Feb 2020 20:08:45 -0800
Subject: [PATCH] Use headless Chrome in ci

---
 .travis.yml   | 18 ++++--------------
 karma.conf.js | 11 +++++++++--
 package.json  |  2 +-
 3 files changed, 14 insertions(+), 17 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index b0061e0..b5d811c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,21 +1,11 @@
-sudo: false
 language: node_js
 node_js:
   - "12"
 
-before_install:
-  - "npm config set spin false"
-  # if npm version is less than 3.0.0, upgrade to 3
-  - if [[ $(npm -v | cut -d '.' -f 1) -lt 3 ]]; then npm i -g npm@^3; fi
-  - "npm config set spin false"
-
-script: npm run test-ci
-install:
-  - node --version
-  - npm --version
-  - git --version
-  - npm install
+addons:
+  chrome: stable
 
+script: yarn run test-ci
 
 after_script:
-  - find ./coverage/Phantom* -name "lcov.info" -exec cat {} \; | coveralls
+  - find ./coverage/HeadlessChrome* -name "lcov.info" -exec cat {} \; | coveralls
diff --git a/karma.conf.js b/karma.conf.js
index bcdf824..d8b803a 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -61,8 +61,15 @@ module.exports = function(config) {
 
     // start these browsers
     // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
-    browsers: ['Chrome'],
-
+    browsers: ['Chrome', 'ChromeHeadless', 'ChromeHeadlessNoSandbox'],
+
+    // you can define custom flags
+    customLaunchers: {
+      ChromeHeadlessNoSandbox: {
+        base: 'ChromeHeadless',
+        flags: ['--no-sandbox']
+      }
+    },
 
     // Continuous Integration mode
     // if true, Karma captures browsers, runs the tests and exits
diff --git a/package.json b/package.json
index e132259..20e25ef 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "test": "npm run lint && npm run eslint && npm run tests-only",
     "test-ci": "npm run build && npm run lint && npm run eslint && npm run tests-only-ci",
     "tests-only": "karma start --single-run",
-    "tests-only-ci": "karma start --single-run --browsers PhantomJS",
+    "tests-only-ci": "karma start --single-run --browsers ChromeHeadlessNoSandbox",
     "lint": "jshint test",
     "eslint": "eslint src/**/*.ts test",
     "test:server": "karma start --no-single-run"