[AAE-12242] Fix code coverage (#8404)

* fix code coverage

lib/content-services/karma.conf.js

@@ -1,5 +1,8 @@
 // Karma configuration file, see link for more information
 // https://karma-runner.github.io/1.0/config/configuration-file.html
+const { join } = require('path');
+const { constants } = require('karma');
+
 module.exports = function (config) {
     config.set({
         basePath: '../../',
@@ -55,15 +58,23 @@ module.exports = function (config) {
             }
         },
 
-        coverageIstanbulReporter: {
-            dir: require('path').join(__dirname, '../coverage/content-services'),
-            reports: ['html', 'lcovonly'],
-            fixWebpackSourcePaths: true
+        jasmineHtmlReporter: {
+            suppressAll: true, // removes the duplicated traces
         },
 
-        browserDisconnectTimeout: 200000,
-        browserNoActivityTimeout: 2400000,
-        captureTimeout: 1200000,
+        coverageReporter: {
+            dir: join(__dirname, './coverage/content-services'),
+            subdir: '.',
+            reporters: [{ type: 'html' }, { type: 'text-summary' }],
+            check: {
+                global: {
+                    statements: 75,
+                    branches: 67,
+                    functions: 73,
+                    lines: 75
+                }
+            }
+        },
 
         customLaunchers: {
             ChromeHeadless: {
@@ -80,7 +91,7 @@ module.exports = function (config) {
         reporters: ['mocha', 'kjhtml'],
         port: 9876,
         colors: true,
-        logLevel: config.LOG_INFO,
+        logLevel: constants.LOG_INFO,
         autoWatch: true,
         browsers: ['ChromeHeadless'],
         singleRun: true