karma.conf.js: switch to `CI === true`. (#28588)

diff --git a/js/tests/karma.conf.js b/js/tests/karma.conf.js
index 52a3ba23e4efd8c374c2a9aa30fa14cb2a483402..aacafe3d3b2ae71e852e9f00bc5639b642079704 100644 (file)
--- a/js/tests/karma.conf.js
+++ b/js/tests/karma.conf.js
@@ -27,7 +27,7 @@ const reporters = ['dots']
 const detectBrowsers = {
   usePhantomJS: false,
   postDetection(availableBrowser) {
-    if (typeof process.env.TRAVIS_JOB_ID !== 'undefined' || availableBrowser.includes('Chrome')) {
+    if (process.env.CI === true || availableBrowser.includes('Chrome')) {
       return ['ChromeHeadless']
     }