fix: display SUPPORT_URL only if the url is configured

.env.development

@@ -20,7 +20,7 @@ LMS_CLIENT_ID='login-service-client-id'
 SEGMENT_KEY=''
 FEATURE_FLAGS={}
 MARKETING_SITE_BASE_URL='http://localhost:18000'
-SUPPORT_URL='http://localhost:18000/support'
+SUPPORT_URL=''
 CONTACT_URL='http://localhost:18000/contact'
 OPEN_SOURCE_URL='http://localhost:18000/openedx'
 TERMS_OF_SERVICE_URL='http://localhost:18000/terms-of-service'

.env.test

@@ -20,7 +20,7 @@ LMS_CLIENT_ID='login-service-client-id'
 SEGMENT_KEY=''
 FEATURE_FLAGS={}
 MARKETING_SITE_BASE_URL='http://localhost:18000'
-SUPPORT_URL='http://localhost:18000/support'
+SUPPORT_URL=''
 CONTACT_URL='http://localhost:18000/contact'
 OPEN_SOURCE_URL='http://localhost:18000/openedx'
 TERMS_OF_SERVICE_URL='http://localhost:18000/terms-of-service'

src/containers/LearnerDashboardHeader/LearnerDashboardMenu.jsx

@@ -32,11 +32,11 @@ const getLearnerHeaderMenu = (
     },
   ],
   secondaryMenu: [
-    {
+    ...(getConfig().SUPPORT_URL ? [{
       type: 'item',
       href: `${getConfig().SUPPORT_URL}`,
       content: formatMessage(messages.help),
-    },
+    }] : []),
   ],
   userMenu: [
     {
@@ -70,6 +70,7 @@ const getLearnerHeaderMenu = (
       ],
     },
   ],
-});
+}
+);
 
 export default getLearnerHeaderMenu;

src/containers/LearnerDashboardHeader/__snapshots__/index.test.jsx.snap

@@ -25,15 +25,7 @@ exports[`LearnerDashboardHeader render 1`] = `
         },
       ]
     }
-    secondaryMenuItems={
-      [
-        {
-          "content": "Help",
-          "href": "http://localhost:18000/support",
-          "type": "item",
-        },
-      ]
-    }
+    secondaryMenuItems={[]}
     userMenuItems={
       [
         {

src/containers/LearnerDashboardHeader/index.test.jsx

@@ -31,5 +31,12 @@ describe('LearnerDashboardHeader', () => {
     expect(wrapper.instance.findByType(Header)).toHaveLength(1);
     wrapper.instance.findByType(Header)[0].props.mainMenuItems[2].onClick();
     expect(findCoursesNavClicked).toHaveBeenCalledWith(urls.baseAppUrl('/course-search-url'));
+    expect(wrapper.instance.findByType(Header)[0].props.secondaryMenuItems.length).toBe(0);
+  });
+
+  test('should display Help link if SUPPORT_URL is set', () => {
+    mergeConfig({ SUPPORT_URL: 'http://localhost:18000/support' });
+    const wrapper = shallow(<LearnerDashboardHeader />);
+    expect(wrapper.instance.findByType(Header)[0].props.secondaryMenuItems.length).toBe(1);
   });
 });