karma-jasmine - 加载时出错：Uncaught ReferenceError: jqxBaseFramework is not defined

Question

加载时出错：未捕获的 ReferenceError: jqxBaseFramework is not defined in http://localhost:9876/_karma_webpack_/vendor.js line 125124 在 jasmin 单元测试中出现此错误

开关（项目）{

  case 'Add Privilage':
    selectedItem = this.myTree.getSelectedItem();
   // document.getElementById("Update").click();
    if (selectedItem != null) {
      this.selectedParentName = selectedItem.label;
      this.selectedParentUId = selectedItem.value.privilegeId;
      this.showAddPrivilageDiv = true;
      // this.myTree.addTo({ label: 'Item' }, selectedItem.element);
    }