add unit test

Signed-off-by: Hailong Cui <[email protected]>

src/core/public/chrome/chrome_service.tsx

@@ -194,7 +194,7 @@ export class ChromeService {
     const helpExtension$ = new BehaviorSubject<ChromeHelpExtension | undefined>(undefined);
     const breadcrumbs$ = new BehaviorSubject<ChromeBreadcrumb[]>([]);
     const breadcrumbsEnricher$ = new BehaviorSubject<ChromeBreadcrumbEnricher | undefined>(
-      (breadcrumbs) => breadcrumbs
+      undefined
     );
     const badge$ = new BehaviorSubject<ChromeBadge | undefined>(undefined);
     const customNavLink$ = new BehaviorSubject<ChromeNavLink | undefined>(undefined);

src/plugins/workspace/public/plugin.ts

@@ -41,7 +41,7 @@ import { WorkspaceMenu } from './components/workspace_menu/workspace_menu';
 import { getWorkspaceColumn } from './components/workspace_column';
 import { DataSourceManagementPluginSetup } from '../../../plugins/data_source_management/public';
 import {
-  enhanceBreadcrumbsWithUseCase,
+  enrichBreadcrumbsWithWorkspace,
   filterWorkspaceConfigurableApps,
   getFirstUseCaseOfFeatureConfigs,
   isAppAccessibleInWorkspace,
@@ -459,7 +459,7 @@ export class WorkspacePlugin
       this.registerGetStartedCardToNewHome(core, contentManagement);
 
       // set breadcrumbs enricher for workspace
-      this.breadcrumbsSubscription = enhanceBreadcrumbsWithUseCase(core);
+      this.breadcrumbsSubscription = enrichBreadcrumbsWithWorkspace(core);
     }
     return {};
   }

src/plugins/workspace/public/utils.ts

@@ -269,7 +269,7 @@ const isNotNull = <T extends unknown>(value: T | null): value is T => !!value;
 export const getFirstUseCaseOfFeatureConfigs = (featureConfigs: string[]): string | undefined =>
   featureConfigs.map(getUseCaseFromFeatureConfig).filter(isNotNull)[0];
 
-export function enhanceBreadcrumbsWithUseCase(core: CoreStart) {
+export function enrichBreadcrumbsWithWorkspace(core: CoreStart) {
   return combineLatest([
     core.workspaces.currentWorkspace$,
     core.application.currentAppId$,