Add test for updating dashboard name link

ui/src/dashboards/containers/DashboardPage.tsx

@@ -26,7 +26,7 @@ import {millisecondTimeRange} from 'src/dashboards/utils/time'
 import {getDeep} from 'src/utils/wrappers'
 import {
   updateActiveDashboardLink,
-  updateDashboadLinkName,
+  updateDashboardLinkName,
 } from 'src/dashboards/utils/dashboardSwitcherLinks'
 
 // APIs
@@ -448,10 +448,10 @@ class DashboardPage extends Component<Props, State> {
     this.updateLinkName()
   }
 
-  private updateLinkName = () => {
+  private updateLinkName(): void {
     this.setState((prevState, props) => ({
       ...prevState,
-      dashboardLinks: updateDashboadLinkName(
+      dashboardLinks: updateDashboardLinkName(
         prevState.dashboardLinks,
         props.dashboard
       ),

ui/src/dashboards/utils/dashboardSwitcherLinks.ts

@@ -36,7 +36,7 @@ export const updateActiveDashboardLink = (
   return {...dashboardLinks, active}
 }
 
-export const updateDashboadLinkName = (
+export const updateDashboardLinkName = (
   dashboardLinks: DashboardSwitcherLinks,
   dashboard: Dashboard
 ): DashboardSwitcherLinks => {

ui/test/dashboards/utils/dashboardSwitcherLinks.test.ts

@@ -1,6 +1,7 @@
 import {
   linksFromDashboards,
   updateActiveDashboardLink,
+  updateDashboardLinkName,
 } from 'src/dashboards/utils/dashboardSwitcherLinks'
 import {dashboard, source} from 'test/resources'
 
@@ -34,6 +35,18 @@ describe('dashboards.utils.dashboardSwitcherLinks', () => {
     })
   })
 
+  const link1 = {
+    key: '9001',
+    text: 'Low Dash',
+    to: '/sources/897/dashboards/9001',
+  }
+
+  const link2 = {
+    key: '2282',
+    text: 'Other Dash',
+    to: '/sources/897/dashboards/2282',
+  }
+
   describe('updateActiveDashboardLink', () => {
     const activeDashboard = {
       ...dashboard,
@@ -47,18 +60,6 @@ describe('dashboards.utils.dashboardSwitcherLinks', () => {
       to: '/sources/897/dashboards/123',
     }
 
-    const link1 = {
-      key: '9001',
-      text: 'Low Dash',
-      to: '/sources/897/dashboards/9001',
-    }
-
-    const link2 = {
-      key: '2282',
-      text: 'Low Dash',
-      to: '/sources/897/dashboards/2282',
-    }
-
     const links = [link1, activeLink, link2]
     it('can set the active link', () => {
       const loadedLinks = {links, active: null}
@@ -79,4 +80,70 @@ describe('dashboards.utils.dashboardSwitcherLinks', () => {
       expect(actualLinks).toEqual(expectedLinks)
     })
   })
+
+  describe('updateDashboardLinkName', () => {
+    const staleDashboard = {
+      ...dashboard,
+      id: 3000,
+      name: 'Stale Dashboard Name',
+    }
+
+    const staleLink = {
+      key: '3000',
+      text: 'Stale Dashboard Name',
+      to: '/sources/897/dashboards/3000',
+    }
+
+    const links = [link1, staleLink, link2]
+    const updatedDashboard = {...staleDashboard, name: 'New Dashboard Name'}
+
+    const dashboardLinks = {
+      links,
+      active: link1,
+    }
+
+    it('can update the name of a provided dashboard', () => {
+      const actualDashLinks = updateDashboardLinkName(
+        dashboardLinks,
+        updatedDashboard
+      )
+
+      const expectedDashlinks = {
+        links: [
+          link1,
+          {
+            key: '3000',
+            text: 'New Dashboard Name',
+            to: '/sources/897/dashboards/3000',
+          },
+          link2,
+        ],
+        active: link1,
+      }
+
+      expect(actualDashLinks).toEqual(expectedDashlinks)
+    })
+
+    it('can update name for active link', () => {
+      const linksWithStaleActive = {...dashboardLinks, active: staleLink}
+      const actualLinks = updateDashboardLinkName(
+        linksWithStaleActive,
+        updatedDashboard
+      )
+
+      const renamedLink = {
+        key: '3000',
+        text: 'New Dashboard Name',
+        to: '/sources/897/dashboards/3000',
+      }
+
+      const expectedDashlinks = {
+        links: [link1, renamedLink, link2],
+        active: renamedLink,
+      }
+
+      expect(actualLinks).toEqual(expectedDashlinks)
+      expect(actualLinks.active).toBe(actualLinks.links[1])
+    })
+  })
 })