Merge branch 'karma-headless-chrome-redux' into 'master'33592-pipeline-schedules-callout-has-no-top-margin

Replace PhantomJS with Chrome in Karma test runner (2nd attempt)

Closes #33633

See merge request !12144

1 files changed, 21 insertions, 1 deletions

diff --git a/config/karma.config.js b/config/karma.config.js
index 40c58e7771d..978850e5d70 100644
--- a/config/karma.config.js
+++ b/config/karma.config.js
@@ -21,7 +21,18 @@ module.exports = function(config) {
 
   var karmaConfig = {
     basePath: ROOT_PATH,
-    browsers: ['PhantomJS'],
+    browsers: ['ChromeHeadlessCustom'],
+    customLaunchers: {
+      ChromeHeadlessCustom: {
+        base: 'ChromeHeadless',
+        displayName: 'Chrome',
+        flags: [
+          // chrome cannot run in sandboxed mode inside a docker container unless it is run with
+          // escalated kernel privileges (e.g. docker run --cap-add=CAP_SYS_ADMIN)
+          '--no-sandbox',
+        ],
+      }
+    },
     frameworks: ['jasmine'],
     files: [
       { pattern: 'spec/javascripts/test_bundle.js', watched: false },
@@ -45,5 +56,14 @@ module.exports = function(config) {
     };
   }
 
+  if (process.env.DEBUG) {
+    karmaConfig.logLevel = config.LOG_DEBUG;
+    process.env.CHROME_LOG_FILE = process.env.CHROME_LOG_FILE || 'chrome_debug.log';
+  }
+
+  if (process.env.CHROME_LOG_FILE) {
+    karmaConfig.customLaunchers.ChromeHeadlessCustom.flags.push('--enable-logging', '--v=1');
+  }
+
   config.set(karmaConfig);
 };