feat: Render Loading if Namespaces are fetching

Signed-off-by: Charles Thao <cthao@redhat.com>

workspaces/frontend/src/__tests__/cypress/cypress/tests/mocked/workspace.mock.ts

@@ -23,7 +23,7 @@ const generateMockWorkspace = (
     deferUpdates: paused,
     paused,
     pausedTime,
-    pendingRestart: Math.random() < 0.5, //to generate randomly True/False value
+    pendingRestart: true, // Make it deterministic for testing
     state,
     stateMessage:
       state === WorkspacesWorkspaceState.WorkspaceStateRunning

workspaces/frontend/src/__tests__/cypress/cypress/tests/mocked/workspaces/WorkspaceDetailsActivity.cy.ts

@@ -1,12 +1,25 @@
 import { mockBFFResponse } from '~/__mocks__/utils';
+import { mockNamespaces } from '~/__mocks__/mockNamespaces';
 import { mockWorkspaces } from '~/__tests__/cypress/cypress/tests/mocked/workspace.mock';
+import { navBar } from '~/__tests__/cypress/cypress/pages/navBar';
 
 describe('WorkspaceDetailsActivity Component', () => {
   beforeEach(() => {
-    cy.intercept('GET', 'api/v1/workspaces', {
+    cy.intercept('GET', '/api/v1/namespaces', {
+      body: mockBFFResponse(mockNamespaces),
+    }).as('getNamespaces');
+    cy.intercept('GET', '/api/v1/workspaces', {
       body: mockBFFResponse(mockWorkspaces),
     }).as('getWorkspaces');
+    cy.intercept('GET', '/api/v1/workspaces/default', {
+      body: mockBFFResponse(mockWorkspaces),
+    }).as('getDefaultWorkspaces');
     cy.visit('/');
+    cy.wait('@getNamespaces');
+    // Select a namespace to enable workspace loading
+    navBar.selectNamespace('default');
+    // Wait for workspaces to load after namespace selection
+    cy.wait('@getDefaultWorkspaces');
   });
 
   // This tests depends on the mocked workspaces data at home page, needs revisit once workspace data fetched from BE
@@ -17,26 +30,17 @@ describe('WorkspaceDetailsActivity Component', () => {
       .find('button')
       .should('be.visible')
       .click();
-    // Extract first workspace from mock data
-    cy.wait('@getWorkspaces').then((interception) => {
-      if (!interception.response || !interception.response.body) {
-        throw new Error('Intercepted response is undefined or empty');
-      }
-      const workspace = interception.response.body.data[0];
-      cy.findByTestId('action-viewDetails').click();
-      cy.findByTestId('activityTab').click();
-      cy.findByTestId('lastActivity')
-        .invoke('text')
-        .then((text) => {
-          console.log('Rendered lastActivity:', text);
-        });
-      cy.findByTestId('pauseTime').should('have.text', 'Jan 1, 2025, 12:00:00 AM');
-      cy.findByTestId('lastActivity').should('have.text', 'Jan 2, 2025, 12:00:00 AM');
-      cy.findByTestId('lastUpdate').should('have.text', 'Jan 3, 2025, 12:00:00 AM');
-      cy.findByTestId('pendingRestart').should(
-        'have.text',
-        workspace.pendingRestart ? 'Yes' : 'No',
-      );
-    });
+    cy.findByTestId('action-viewDetails').click();
+    cy.findByTestId('activityTab').click();
+    cy.findByTestId('lastActivity')
+      .invoke('text')
+      .then((text) => {
+        console.log('Rendered lastActivity:', text);
+      });
+    cy.findByTestId('pauseTime').should('have.text', 'Jan 1, 2025, 12:00:00 AM');
+    cy.findByTestId('lastActivity').should('have.text', 'Jan 2, 2025, 12:00:00 AM');
+    cy.findByTestId('lastUpdate').should('have.text', 'Jan 3, 2025, 12:00:00 AM');
+    // Use mock data directly since we can't access intercepted response here
+    cy.findByTestId('pendingRestart').should('have.text', 'Yes');
   });
 });

workspaces/frontend/src/__tests__/cypress/cypress/tests/mocked/workspaces/filterWorkspacesTest.cy.ts

@@ -2,6 +2,7 @@ import { mockNamespaces } from '~/__mocks__/mockNamespaces';
 import { mockWorkspaces } from '~/__mocks__/mockWorkspaces';
 import { mockBFFResponse } from '~/__mocks__/utils';
 import { home } from '~/__tests__/cypress/cypress/pages/home';
+import { navBar } from '~/__tests__/cypress/cypress/pages/navBar';
 import { mockWorkspaceKinds } from '~/shared/mock/mockNotebookServiceData';
 
 const useFilter = (filterKey: string, filterName: string, searchValue: string) => {
@@ -16,25 +17,28 @@ describe('Application', () => {
   beforeEach(() => {
     cy.intercept('GET', '/api/v1/namespaces', {
       body: mockBFFResponse(mockNamespaces),
-    });
+    }).as('getNamespaces');
     cy.intercept('GET', '/api/v1/workspaces', {
       body: mockBFFResponse(mockWorkspaces),
     }).as('getWorkspaces');
+    cy.intercept('GET', '/api/v1/workspaces/default', {
+      body: mockBFFResponse(mockWorkspaces),
+    }).as('getDefaultWorkspaces');
     cy.intercept('GET', '/api/v1/workspaces/custom-namespace', {
       body: mockBFFResponse(mockWorkspaces),
     });
     cy.intercept('GET', '/api/v1/workspacekinds', {
       body: mockBFFResponse(mockWorkspaceKinds),
     });
-    cy.intercept('GET', '/api/namespaces/test-namespace/workspaces').as('getWorkspaces');
+    home.visit();
+    cy.wait('@getNamespaces');
+    // Select a namespace to enable workspace loading
+    navBar.selectNamespace('default');
+    // Wait for workspaces to load after namespace selection
+    cy.wait('@getDefaultWorkspaces');
   });
 
   it('filter rows with single filter', () => {
-    home.visit();
-
-    // Wait for the API call before trying to interact with the UI
-    cy.wait('@getWorkspaces');
-
     useFilter('name', 'Name', 'My');
     cy.get("[id$='workspaces-table-content']").find('tr').should('have.length', 2);
     cy.get("[id$='workspaces-table-row-1']").contains('My First Jupyter Notebook');
@@ -42,7 +46,6 @@ describe('Application', () => {
   });
 
   it('filter rows with multiple filters', () => {
-    home.visit();
     // First filter by name
     useFilter('name', 'Name', 'My');
     cy.get("[id$='workspaces-table-content']").find('tr').should('have.length', 2);
@@ -57,7 +60,6 @@ describe('Application', () => {
   });
 
   it('filter rows with multiple filters and remove one', () => {
-    home.visit();
     // Add name filter
     useFilter('name', 'Name', 'My');
     cy.get("[id$='workspaces-table-content']").find('tr').should('have.length', 2);
@@ -79,7 +81,6 @@ describe('Application', () => {
   });
 
   it('filter rows with multiple filters and remove all', () => {
-    home.visit();
     // Add name filter
     useFilter('name', 'Name', 'My');
     cy.get("[id$='workspaces-table-content']").find('tr').should('have.length', 2);

workspaces/frontend/src/app/context/NamespaceContextProvider.tsx

@@ -5,6 +5,7 @@ const storageKey = 'kubeflow.notebooks.namespace.lastUsed';
 
 interface NamespaceContextType {
   selectedNamespace: string;
+  namespacesLoaded: boolean;
 }
 
 const NamespaceContext = React.createContext<NamespaceContextType | undefined>(undefined);
@@ -91,8 +92,9 @@ export const NamespaceContextProvider: React.FC<NamespaceContextProviderProps> =
   const namespacesContextValues = useMemo(
     () => ({
       selectedNamespace,
+      namespacesLoaded,
     }),
-    [selectedNamespace],
+    [selectedNamespace, namespacesLoaded],
   );
 
   return (

workspaces/frontend/src/app/hooks/__tests__/useWorkspaces.spec.tsx

@@ -17,6 +17,17 @@ jest.mock('~/app/hooks/useNotebookAPI', () => ({
   useNotebookAPI: jest.fn(),
 }));
 
+// Mock the namespace context for this test file only
+const mockNamespaceContext = {
+  selectedNamespace: 'test-namespace',
+  namespacesLoaded: true,
+};
+
+jest.mock('~/app/context/NamespaceContextProvider', () => ({
+  useNamespaceContext: () => mockNamespaceContext,
+  NamespaceContextProvider: ({ children }: { children: React.ReactNode }) => children,
+}));
+
 const mockUseNotebookAPI = useNotebookAPI as jest.MockedFunction<typeof useNotebookAPI>;
 
 describe('useWorkspaces', () => {

workspaces/frontend/src/app/hooks/useWorkspaces.ts

@@ -2,11 +2,13 @@ import { FetchState, FetchStateCallbackPromise, useFetchState } from 'mod-arch-c
 import { useCallback } from 'react';
 import { useNotebookAPI } from '~/app/hooks/useNotebookAPI';
 import { ApiWorkspaceListEnvelope } from '~/generated/data-contracts';
+import { useNamespaceContext } from '~/app/context/NamespaceContextProvider';
 
 export const useWorkspacesByNamespace = (
   namespace: string,
 ): FetchState<ApiWorkspaceListEnvelope['data']> => {
   const { api, apiAvailable } = useNotebookAPI();
+  const { namespacesLoaded, selectedNamespace } = useNamespaceContext();
 
   const call = useCallback<
     FetchStateCallbackPromise<ApiWorkspaceListEnvelope['data']>
@@ -14,10 +16,12 @@ export const useWorkspacesByNamespace = (
     if (!apiAvailable) {
       return Promise.reject(new Error('API not yet available'));
     }
-
+    if (!namespacesLoaded || selectedNamespace === '') {
+      return Promise.reject(new Error('Namespaces not yet available'));
+    }
     const envelope = await api.workspaces.listWorkspacesByNamespace(namespace);
     return envelope.data;
-  }, [api, apiAvailable, namespace]);
+  }, [api.workspaces, apiAvailable, namespace, namespacesLoaded, selectedNamespace]);
 
   return useFetchState(call, []);
 };

workspaces/frontend/src/app/pages/Workspaces/Workspaces.tsx

@@ -13,7 +13,7 @@ import { WorkspacesWorkspaceState } from '~/generated/data-contracts';
 import { POLL_INTERVAL } from '~/shared/utilities/const';
 
 export const Workspaces: React.FunctionComponent = () => {
-  const { selectedNamespace } = useNamespaceContext();
+  const { namespacesLoaded, selectedNamespace } = useNamespaceContext();
 
   const [workspaces, workspacesLoaded, workspacesLoadError, refreshWorkspaces] =
     useWorkspacesByNamespace(selectedNamespace);
@@ -46,7 +46,7 @@ export const Workspaces: React.FunctionComponent = () => {
     return <LoadError error={workspacesLoadError} />;
   }
 
-  if (!workspacesLoaded) {
+  if (!workspacesLoaded || !namespacesLoaded || selectedNamespace === '') {
     return <LoadingSpinner />;
   }