MC-4126: Duplicate row border after switching Row appearance

- Polyfill Object.assign for jasmine tests which use TypeScript generated components

Author: davemacaulay

app/code/Magento/PageBuilder/view/adminhtml/web/js/unit/object-assign-polyfill.js

@@ -0,0 +1,26 @@
+// jscs:disable
+/* eslint-disable */
+//https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign#Polyfill
+if (typeof Object.assign != 'function') {
+    (function () {
+        Object.assign = function (target) {
+            'use strict';
+            if (target === undefined || target === null) {
+                throw new TypeError('Cannot convert undefined or null to object');
+            }
+
+            var output = Object(target);
+            for (var index = 1; index < arguments.length; index++) {
+                var source = arguments[index];
+                if (source !== undefined && source !== null) {
+                    for (var nextKey in source) {
+                        if (source.hasOwnProperty(nextKey)) {
+                            output[nextKey] = source[nextKey];
+                        }
+                    }
+                }
+            }
+            return output;
+        };
+    })();
+}

dev/tests/js/jasmine/tests/app/code/Magento/PageBuilder/view/adminhtml/web/js/content-type/block/mass-converter/widget-directive.test.js

@@ -7,8 +7,9 @@
 /* jscs:disable requireCamelCaseOrUpperCaseIdentifiers */
 define([
     'jquery',
+    'Magento_PageBuilder/js/unit/object-assign-polyfill',
     'Magento_PageBuilder/js/content-type/block/mass-converter/widget-directive'
-], function ($, WidgetDirective) {
+], function ($, polyfill, WidgetDirective) {
     'use strict';
 
     describe('Magento_PageBuilder/js/content-type/block/mass-converter/widget-directive', function () {

dev/tests/js/jasmine/tests/app/code/Magento/PageBuilder/view/adminhtml/web/js/content-type/products/mass-converter/widget-directive.test.js

@@ -7,8 +7,9 @@
 /* jscs:disable requireCamelCaseOrUpperCaseIdentifiers */
 define([
     'jquery',
+    'Magento_PageBuilder/js/unit/object-assign-polyfill',
     'Magento_PageBuilder/js/content-type/products/mass-converter/widget-directive'
-], function ($, WidgetDirective) {
+], function ($, polyfill, WidgetDirective) {
     'use strict';
 
     describe('Magento_PageBuilder/js/content-type/products/mass-converter/widget-directive', function () {