feat(tests): enforce no unexpected console output in unit tests [BE-13230] (#3097)

Co-authored-by: Claude <noreply@anthropic.com>

__mocks__/recharts.tsx

@@ -0,0 +1,9 @@
+import { cloneElement, ReactElement } from 'react';
+
+export * from 'recharts';
+
+// jsdom reports zero layout dimensions, so recharts renders nothing without
+// an explicit size. Pass one through instead of measuring the container.
+export function ResponsiveContainer({ children }: { children: ReactElement }) {
+  return cloneElement(children, { width: 800, height: 300 });
+}

app/portainer/authorization-guard.test.ts

@@ -5,10 +5,19 @@ import {
 } from '@uirouter/angularjs';
 
 import { get, keyBuilder } from '@/react/hooks/useLocalStorage';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { checkAuthorizations } from './authorization-guard';
 import { IAuthenticationService } from './services/types';
 
+let restoreConsole: () => void;
+beforeEach(() => {
+  restoreConsole = suppressConsoleLogs();
+});
+afterEach(() => {
+  restoreConsole();
+});
+
 describe('checkAuthorizations', () => {
   let authService = {
     init: vi.fn(),

app/portainer/services/notifications.test.ts

@@ -1,10 +1,15 @@
 import toastr from 'toastr';
 
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
+
 import { notifyError, notifySuccess, notifyWarning } from './notifications';
 
-vi.spyOn(console, 'error').mockImplementation(() => vi.fn());
-
+let restoreConsole: () => void;
+beforeEach(() => {
+  restoreConsole = suppressConsoleLogs();
+});
 afterEach(() => {
+  restoreConsole();
   vi.resetAllMocks();
 });
 
@@ -18,9 +23,6 @@ it('calling success should show success message', () => {
 });
 
 it('calling error with Error should show error message', () => {
-  const consoleErrorFn = vi
-    .spyOn(console, 'error')
-    .mockImplementation(() => vi.fn());
   const title = 'title';
   const errorMessage = 'message';
   const fallback = 'fallback';
@@ -32,14 +34,9 @@ it('calling error with Error should show error message', () => {
     title,
     expect.anything()
   );
-
-  consoleErrorFn.mockRestore();
 });
 
 it('calling error without Error should show fallback message', () => {
-  const consoleErrorFn = vi
-    .spyOn(console, 'error')
-    .mockImplementation(() => vi.fn());
   const title = 'title';
 
   const fallback = 'fallback';
@@ -47,7 +44,6 @@ it('calling error without Error should show fallback message', () => {
   notifyError(title, undefined, fallback);
 
   expect(toastr.error).toHaveBeenCalledWith(fallback, title, expect.anything());
-  consoleErrorFn.mockRestore();
 });
 
 it('calling warning should show warning message', () => {

app/react/azure/DashboardView/DashboardView.test.tsx

@@ -11,6 +11,7 @@ import {
 import { withUserProvider } from '@/react/test-utils/withUserProvider';
 import { withTestRouter } from '@/react/test-utils/withRouter';
 import { withTestQueryProvider } from '@/react/test-utils/withTestQuery';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { DashboardView } from './DashboardView';
 
@@ -76,7 +77,7 @@ test('should correctly show total number of resource groups across multiple subs
 });
 
 test("when only subscriptions fail to load, don't show the dashboard", async () => {
-  vi.spyOn(console, 'error').mockImplementation(() => {});
+  const restoreConsole = suppressConsoleLogs();
 
   const { queryByLabelText } = await renderComponent(
     1,
@@ -86,10 +87,11 @@ test("when only subscriptions fail to load, don't show the dashboard", async ()
   );
   expect(queryByLabelText('Subscription')).not.toBeInTheDocument();
   expect(queryByLabelText('Resource group')).not.toBeInTheDocument();
+  restoreConsole();
 });
 
 test('when only resource groups fail to load, still show the subscriptions', async () => {
-  vi.spyOn(console, 'error').mockImplementation(() => {});
+  const restoreConsole = suppressConsoleLogs();
 
   const { queryByLabelText, findByLabelText } = await renderComponent(
     1,
@@ -99,6 +101,7 @@ test('when only resource groups fail to load, still show the subscriptions', asy
   );
   await expect(findByLabelText('Subscription')).resolves.toBeInTheDocument();
   expect(queryByLabelText('Resource group')).not.toBeInTheDocument();
+  restoreConsole();
 });
 
 async function renderComponent(

app/react/components/Charts/StatsLineChart.test.tsx

@@ -1,17 +1,9 @@
-import React from 'react';
 import { render, screen } from '@testing-library/react';
 
 import { StatsLineChart } from './StatsLineChart';
 import type { SeriesConfig } from './StatsLineChart';
 
-vi.mock('recharts', async (importOriginal) => {
-  const original = await importOriginal<typeof import('recharts')>();
-  return {
-    ...original,
-    ResponsiveContainer: ({ children }: { children: React.ReactElement }) =>
-      React.cloneElement(children, { width: 800, height: 300 }),
-  };
-});
+vi.mock('recharts');
 
 function yAxisFormatter(value: number): string {
   return `${value}%`;

app/react/components/StatsItem.tsx

@@ -84,19 +84,23 @@ export function ContainerStats({
   running,
   stopped,
 }: ContainerStatsProps) {
-  const actualTotal = total || running + stopped;
+  const safeRunning = running || 0;
+  const safeStopped = stopped || 0;
+  const actualTotal = total || safeRunning + safeStopped;
   return (
     <StatsItem title="CONTAINERS" icon={Hexagon}>
       <div className="flex w-full flex-col">
         <div>
-          <span className="text-base font-bold leading-none">{running}</span>
+          <span className="text-base font-bold leading-none">
+            {safeRunning}
+          </span>
           <span> / {actualTotal}</span>
         </div>
         <progress
           className="h-[4px] w-auto rounded bg-gray-4 th-dark:bg-white/10"
-          value={running}
+          value={safeRunning}
           max={Math.max(actualTotal, 1)}
-          aria-label={`${running} of ${actualTotal} containers running`}
+          aria-label={`${safeRunning} of ${actualTotal} containers running`}
         />
       </div>
     </StatsItem>

app/react/components/Widget/WidgetTabs.test.tsx

@@ -3,6 +3,8 @@ import { Layers } from 'lucide-react';
 import { ReactNode } from 'react';
 import { vi } from 'vitest';
 
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
+
 import { findSelectedTabIndex, Tab, WidgetTabs } from './WidgetTabs';
 
 // Mock Link component to avoid ui-router relative state resolution in tests
@@ -122,6 +124,8 @@ describe('WidgetTabs', () => {
 
   describe('error handling', () => {
     it('throws an error when any tab has an invalid URL-encodable param value', () => {
+      const restoreConsole = suppressConsoleLogs();
+
       // Tabs with characters that change when URL-encoded
       const invalidTabs: Tab[] = [
         {
@@ -135,6 +139,8 @@ describe('WidgetTabs', () => {
       expect(() =>
         renderWidgetTabs({ tabs: invalidTabs, currentTabIndex: 1 })
       ).toThrow('Invalid query param value for tab');
+
+      restoreConsole();
     });
   });
 

app/react/components/form-components/PortainerSelect.tsx

@@ -252,7 +252,7 @@ export function MultiSelect<TValue = string>({
       noOptionsMessage={noOptionsMessage}
       loadingMessage={loadingMessage}
       formatCreateLabel={formatCreateLabel}
-      onCreateOption={onCreateOption}
+      onCreateOption={handleCreateOption}
       inputValue={inputValue}
       onInputChange={(textInput) => setInputValue(textInput)}
       onBlur={handleBlur}
@@ -262,6 +262,15 @@ export function MultiSelect<TValue = string>({
     />
   );
 
+  // Selecting the "create" menu option calls onCreateOption directly,
+  // bypassing the onChange handler above, so inputValue is cleared here
+  // instead — otherwise the stale text would trigger a second, duplicate
+  // creation from handleBlur below once the select loses focus.
+  function handleCreateOption(input: string) {
+    setInputValue('');
+    onCreateOption?.(input);
+  }
+
   function handleBlur(e: React.FocusEvent<HTMLInputElement>) {
     onBlur?.(e);
     const trimmed = inputValue.trim();
@@ -270,11 +279,10 @@ export function MultiSelect<TValue = string>({
       return;
     }
     if (onCreateOption && isCreatable) {
-      onCreateOption(trimmed);
+      handleCreateOption(trimmed);
     } else {
       onChange([...value, trimmed as TValue]);
     }
-    setInputValue('');
   }
 }
 

app/react/docker/configs/ListView/ListView.test.tsx

@@ -6,7 +6,10 @@ import { withUserProvider } from '@/react/test-utils/withUserProvider';
 import { withTestRouter } from '@/react/test-utils/withRouter';
 import { server } from '@/setup-tests/server';
 import { Role } from '@/portainer/users/types';
-import { createMockUsers } from '@/react-tools/test-mocks';
+import {
+  createMockEnvironment,
+  createMockUsers,
+} from '@/react-tools/test-mocks';
 
 import { ListView } from './ListView';
 
@@ -44,11 +47,9 @@ describe('ListView', () => {
   beforeEach(() => {
     server.use(
       http.get('/api/endpoints/1', () =>
-        HttpResponse.json({
-          Id: 1,
-          Name: 'test-environment',
-          Type: 1,
-        })
+        HttpResponse.json(
+          createMockEnvironment({ Id: 1, Name: 'test-environment', Type: 1 })
+        )
       ),
       http.get('/api/endpoints/:environmentId/docker/configs', () =>
         HttpResponse.json([])

app/react/docker/containers/ItemView/ContainerStatusSection/NameRow.test.tsx

@@ -8,6 +8,7 @@ import { withTestRouter } from '@/react/test-utils/withRouter';
 import { withTestQueryProvider } from '@/react/test-utils/withTestQuery';
 import { createMockUser } from '@/react-tools/test-mocks';
 import { server } from '@/setup-tests/server';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 import { User } from '@/portainer/users/types';
 
 import { NameRow } from './NameRow';
@@ -262,10 +263,8 @@ describe('NameRow', () => {
     });
 
     it('handles rename API error gracefully', async () => {
-      // Mock console.error to suppress expected error logs
-      const consoleErrorSpy = vi
-        .spyOn(console, 'error')
-        .mockImplementation(() => {});
+      // Suppress expected error logs
+      const restoreConsole = suppressConsoleLogs();
 
       server.use(
         http.post(
@@ -304,7 +303,7 @@ describe('NameRow', () => {
       expect(screen.getByTestId('containerNameInput')).toBeVisible();
       expect(nameInput).toHaveValue('new-name');
 
-      consoleErrorSpy.mockRestore();
+      restoreConsole();
     });
 
     it('validates that container name is required', async () => {

app/react/docker/containers/ItemView/CreateImageSection/CreateImageSection.test.tsx

@@ -8,6 +8,7 @@ import { withTestRouter } from '@/react/test-utils/withRouter';
 import { withUserProvider } from '@/react/test-utils/withUserProvider';
 import { server } from '@/setup-tests/server';
 import { createMockUser } from '@/react-tools/test-mocks';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { CreateImageSection } from './CreateImageSection';
 
@@ -174,9 +175,7 @@ describe('CreateImageSection', () => {
 
     it('should handle API error', async () => {
       const onMutationError = vi.fn();
-      const consoleErrorSpy = vi
-        .spyOn(console, 'error')
-        .mockImplementation(() => {});
+      const restoreConsole = suppressConsoleLogs();
 
       server.use(
         http.post('/api/endpoints/:endpointId/docker/commit', () =>
@@ -209,7 +208,7 @@ describe('CreateImageSection', () => {
         { timeout: 3000 }
       );
 
-      consoleErrorSpy.mockRestore();
+      restoreConsole();
     });
 
     it('should show loading state during creation', async () => {

app/react/docker/containers/StatsView/StatsView.test.tsx

@@ -16,6 +16,8 @@ vi.mock('@uirouter/react', async (importOriginal) => ({
   })),
 }));
 
+vi.mock('recharts');
+
 const minimalStats = {
   read: '2024-01-01T00:00:01Z',
   preread: '2024-01-01T00:00:00Z',
@@ -59,6 +61,9 @@ function addBaseHandlers() {
     ),
     http.get('/api/endpoints/1/docker/containers/container1/top', () =>
       HttpResponse.json({ Processes: [], Titles: [] })
+    ),
+    http.get('/api/endpoints/1/docker/containers/container1/stats', () =>
+      HttpResponse.json(minimalStats)
     )
   );
 }

app/react/docker/images/ListView/ImagesDatatable/PruneButton.test.tsx

@@ -5,6 +5,7 @@ import { HttpResponse, http } from 'msw';
 import { withTestQueryProvider } from '@/react/test-utils/withTestQuery';
 import { withTestRouter } from '@/react/test-utils/withRouter';
 import { server } from '@/setup-tests/server';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { PruneButton } from './PruneButton';
 
@@ -423,6 +424,14 @@ describe('PruneButton', () => {
   });
 
   describe('Error Handling', () => {
+    let restoreConsole: () => void;
+    beforeEach(() => {
+      restoreConsole = suppressConsoleLogs();
+    });
+    afterEach(() => {
+      restoreConsole();
+    });
+
     it('should show error notification on API failure', async () => {
       mockConfirmPruneImages.mockResolvedValue({
         pruneAll: false,

app/react/docker/networks/ItemView/NetworkContainersTable.test.tsx

@@ -6,6 +6,7 @@ import { withUserProvider } from '@/react/test-utils/withUserProvider';
 import { withTestRouter } from '@/react/test-utils/withRouter';
 import { withTestQueryProvider } from '@/react/test-utils/withTestQuery';
 import { server } from '@/setup-tests/server';
+import { createMockEnvironment } from '@/react-tools/test-mocks';
 
 import { NetworkContainer } from '../types';
 
@@ -31,7 +32,11 @@ vi.mock('@uirouter/react', async (importOriginal: () => Promise<object>) => ({
 }));
 
 test('Network container values should be visible and the link should be valid', async () => {
-  server.use(http.get('/api/endpoints/1', () => HttpResponse.json({})));
+  server.use(
+    http.get('/api/endpoints/1', () =>
+      HttpResponse.json(createMockEnvironment())
+    )
+  );
 
   const user = new UserViewModel({ Username: 'test', Role: 1 });
 

app/react/docker/networks/ItemView/NetworkDetailsTable.test.tsx

@@ -5,6 +5,7 @@ import { UserViewModel } from '@/portainer/models/user';
 import { server } from '@/setup-tests/server';
 import { withUserProvider } from '@/react/test-utils/withUserProvider';
 import { withTestQueryProvider } from '@/react/test-utils/withTestQuery';
+import { createMockEnvironment } from '@/react-tools/test-mocks';
 
 import { DockerNetwork } from '../types';
 
@@ -52,7 +53,11 @@ test('Non system networks should have a delete button', async () => {
 });
 
 async function renderComponent(isAdmin: boolean, network: DockerNetwork) {
-  server.use(http.get('/api/endpoints/1', () => HttpResponse.json({})));
+  server.use(
+    http.get('/api/endpoints/1', () =>
+      HttpResponse.json(createMockEnvironment())
+    )
+  );
 
   const user = new UserViewModel({ Username: 'test', Role: isAdmin ? 1 : 2 });
 

app/react/docker/stacks/CreateView/CreateStackForm/CreateStackForm.test.tsx

@@ -9,6 +9,7 @@ import { withTestQueryProvider } from '@/react/test-utils/withTestQuery';
 import { withTestRouter } from '@/react/test-utils/withRouter';
 import { withUserProvider } from '@/react/test-utils/withUserProvider';
 import { server } from '@/setup-tests/server';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { CreateStackForm } from './CreateStackForm';
 
@@ -334,10 +335,7 @@ describe('CreateStackForm', () => {
   });
 
   it('should handle API error gracefully', async () => {
-    const consoleErrorSpy = vi
-      .spyOn(console, 'error')
-      .mockImplementation(() => {});
-    const consoleLogSpy = vi.spyOn(console, 'log').mockImplementation(() => {});
+    const restoreConsole = suppressConsoleLogs();
 
     const mutationError = vi.fn();
     const errorMessage = 'test - failed to create stack';
@@ -380,7 +378,6 @@ describe('CreateStackForm', () => {
       );
     });
 
-    consoleErrorSpy.mockRestore();
-    consoleLogSpy.mockRestore();
+    restoreConsole();
   });
 });

app/react/docker/stacks/ItemView/StackEditorTab/useVersionedStackFile.test.tsx

@@ -306,8 +306,13 @@ describe('useVersionedStackFile', () => {
   });
 
   describe('error handling', () => {
-    const restoreConsole = suppressConsoleLogs();
-    afterAll(restoreConsole);
+    let restoreConsole: () => void;
+    beforeEach(() => {
+      restoreConsole = suppressConsoleLogs();
+    });
+    afterEach(() => {
+      restoreConsole();
+    });
 
     it('should handle API errors gracefully', async () => {
       server.use(

app/react/docker/stacks/ItemView/StackInfoTab/useAssociateStackToEnvironmentMutation.test.tsx

@@ -6,6 +6,7 @@ import { server } from '@/setup-tests/server';
 import { withTestQueryProvider } from '@/react/test-utils/withTestQuery';
 import { Stack } from '@/react/common/stacks/types';
 import { ResourceControlOwnership } from '@/react/portainer/access-control/types';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { useAssociateStackToEnvironmentMutation } from './useAssociateStackToEnvironmentMutation';
 
@@ -192,15 +193,14 @@ describe('useAssociateStackToEnvironmentMutation', () => {
   });
 
   describe('error handling', () => {
-    let consoleError: ReturnType<typeof vi.spyOn>;
+    let restoreConsole: () => void;
 
     beforeEach(() => {
-      // Suppress console.error for error tests to reduce noise
-      consoleError = vi.spyOn(console, 'error').mockImplementation(() => {});
+      restoreConsole = suppressConsoleLogs();
     });
 
     afterEach(() => {
-      consoleError.mockRestore();
+      restoreConsole();
     });
 
     it('should handle API error when association fails', async () => {

app/react/kubernetes/applications/StatsView/ApplicationStatsView.test.tsx

@@ -21,6 +21,8 @@ vi.mock('@uirouter/react', async (importOriginal) => ({
   })),
 }));
 
+vi.mock('recharts');
+
 const podMetricsSuccess = {
   timestamp: '2024-01-01T00:00:00Z',
   containers: [
@@ -39,6 +41,9 @@ function addBaseHandlers() {
     ),
     http.get('/api/endpoints/1/kubernetes/api/v1/nodes/node1', () =>
       HttpResponse.json({ status: { allocatable: { cpu: '4' } } })
+    ),
+    http.get('/api/kubernetes/1/metrics/pods/namespace/default/my-pod', () =>
+      HttpResponse.json(podMetricsSuccess)
     )
   );
 }
@@ -60,7 +65,7 @@ function renderComponent() {
 }
 
 describe('ApplicationStatsView', () => {
-  it('renders the page header "Application stats"', () => {
+  it('renders the page header "Application stats"', async () => {
     server.use(
       http.get('/api/kubernetes/1/metrics/pods/namespace/default/my-pod', () =>
         HttpResponse.json(podMetricsSuccess)
@@ -70,6 +75,12 @@ describe('ApplicationStatsView', () => {
     renderComponent();
 
     expect(screen.getByText('Application stats')).toBeInTheDocument();
+
+    await waitFor(() => {
+      expect(
+        screen.getByRole('combobox', { name: /refresh rate/i })
+      ).toBeInTheDocument();
+    });
   });
 
   it('shows "Unable to retrieve container metrics" panel when pod metrics fetch returns 500', async () => {

app/react/kubernetes/cluster/ClusterView/ClusterResourceReservation.test.tsx

@@ -7,6 +7,7 @@ import {
   createMockEnvironment,
   createMockQueryResult,
 } from '@/react-tools/test-mocks';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { ClusterResourceReservation } from './ClusterResourceReservation';
 
@@ -169,8 +170,7 @@ describe('ClusterResourceReservation', () => {
       http.get('/api/kubernetes/3/metrics/nodes', () => HttpResponse.error())
     );
 
-    // Mock console.error so test logs are not polluted
-    vi.spyOn(console, 'error').mockImplementation(() => {});
+    const restoreConsole = suppressConsoleLogs();
 
     renderComponent();
 
@@ -205,7 +205,6 @@ describe('ClusterResourceReservation', () => {
       )
     ).toBeVisible();
 
-    // Restore console.error
-    vi.spyOn(console, 'error').mockRestore();
+    restoreConsole();
   });
 });

app/react/kubernetes/cluster/KubectlShell/KubectlShellView.test.tsx

@@ -44,7 +44,11 @@ function triggerStateChange(state: ShellState) {
 beforeEach(() => {
   vi.clearAllMocks();
   Object.defineProperty(window, 'location', {
-    value: { protocol: 'https:', host: 'localhost:3000' },
+    value: {
+      protocol: 'https:',
+      host: 'localhost:3000',
+      href: 'https://localhost:3000/',
+    },
     writable: true,
   });
 });
@@ -60,7 +64,11 @@ describe('KubectlShellView', () => {
 
     it('builds ws:// URL when location is http', () => {
       Object.defineProperty(window, 'location', {
-        value: { protocol: 'http:', host: 'localhost:3000' },
+        value: {
+          protocol: 'http:',
+          host: 'localhost:3000',
+          href: 'http://localhost:3000/',
+        },
         writable: true,
       });
       renderComponent();

app/react/kubernetes/cluster/NodeStatsView/NodeStatsView.test.tsx

@@ -15,6 +15,8 @@ vi.mock('@uirouter/react', async (importOriginal) => ({
   })),
 }));
 
+vi.mock('recharts');
+
 const nodeMetricsSuccess = {
   metadata: { creationTimestamp: '2024-01-01T00:00:00Z' },
   usage: { cpu: '250m', memory: '512Mi' },

app/react/kubernetes/configs/secrets/ItemView/LinkedServiceAccountsRow.test.tsx

@@ -68,12 +68,16 @@ type RowProps = React.ComponentProps<typeof LinkedServiceAccountsRow>;
 
 function renderRow(props: Partial<RowProps> = {}) {
   return render(
+    <table>
+      <tbody>
         <LinkedServiceAccountsRowWithQuery
           secretName="my-secret"
           namespace="default"
           isSystem={false}
           {...props}
         />
+      </tbody>
+    </table>
   );
 }
 

app/react/kubernetes/helm/HelmApplicationView/HelmApplicationView.test.tsx

@@ -8,6 +8,7 @@ import { UserViewModel } from '@/portainer/models/user';
 import { withUserProvider } from '@/react/test-utils/withUserProvider';
 import { mockCodeMirror } from '@/setup-tests/mock-codemirror';
 import { mockLocalizeDate } from '@/setup-tests/mock-localizeDate';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { HelmApplicationView } from './HelmApplicationView';
 
@@ -266,8 +267,7 @@ describe('HelmApplicationView', () => {
       )
     );
 
-    // Mock console.error to prevent test output pollution
-    vi.spyOn(console, 'error').mockImplementation(() => {});
+    const restoreConsole = suppressConsoleLogs();
 
     renderComponent();
 
@@ -280,8 +280,7 @@ describe('HelmApplicationView', () => {
       )
     ).toBeInTheDocument();
 
-    // Restore console.error
-    vi.spyOn(console, 'error').mockRestore();
+    restoreConsole();
   });
 
   it('should display additional details when available in helm release', async () => {

app/react/kubernetes/more-resources/ServiceAccountsView/ItemView/ImagePullSecretsRow.test.tsx

@@ -68,6 +68,8 @@ type RowProps = React.ComponentProps<typeof ImagePullSecretsRow>;
 
 function renderRow(props: Partial<RowProps> = {}) {
   return render(
+    <table>
+      <tbody>
         <ImagePullSecretsRowWithQuery
           namespace="default"
           name="my-sa"
@@ -75,6 +77,8 @@ function renderRow(props: Partial<RowProps> = {}) {
           isSystem={false}
           {...props}
         />
+      </tbody>
+    </table>
   );
 }
 

app/react/kubernetes/namespaces/ItemView/UpdateNamespaceForm.test.tsx

@@ -8,6 +8,7 @@ import { withTestRouter } from '@/react/test-utils/withRouter';
 import { withUserProvider } from '@/react/test-utils/withUserProvider';
 import { UserViewModel } from '@/portainer/models/user';
 import { server } from '@/setup-tests/server';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { UpdateNamespaceForm } from './UpdateNamespaceForm';
 
@@ -18,6 +19,11 @@ vi.mock('@uirouter/react', async (importOriginal: () => Promise<object>) => ({
   useCurrentStateAndParams: vi.fn(() => ({
     params: { id: NAMESPACE_NAME },
   })),
+  useRouter: vi.fn(() => ({
+    stateService: {
+      reload: vi.fn(),
+    },
+  })),
 }));
 
 vi.mock('@/react/hooks/useEnvironmentId', () => ({
@@ -197,6 +203,14 @@ describe('UpdateNamespaceForm', () => {
   });
 
   describe('error states', () => {
+    let restoreConsole: () => void;
+    beforeEach(() => {
+      restoreConsole = suppressConsoleLogs();
+    });
+    afterEach(() => {
+      restoreConsole();
+    });
+
     it('should show error alert when namespace query fails', async () => {
       setupDefaultHandlers({ namespaceError: true });
       renderComponent();

app/react/kubernetes/volumes/ListView/PersistentVolumeClaimsDatatable.tsx

@@ -96,7 +96,11 @@ export function PersistentVolumeClaimsDatatable() {
       />
 
       {editResizeClaim && (
-        <Modal onDismiss={() => setEditResizeClaim(null)} size="md">
+        <Modal
+          onDismiss={() => setEditResizeClaim(null)}
+          size="md"
+          aria-label="Resize Persistent Volume Claim"
+        >
           <ResizeClaimEditForm
             claim={editResizeClaim}
             onDismiss={() => setEditResizeClaim(null)}

app/react/portainer/environments/environment-groups/CreateView/CreateGroupView.test.tsx

@@ -8,6 +8,7 @@ import { withTestRouter } from '@/react/test-utils/withRouter';
 import { withUserProvider } from '@/react/test-utils/withUserProvider';
 import { server } from '@/setup-tests/server';
 import { createMockEnvironment } from '@/react-tools/test-mocks';
+import { suppressConsoleLogs } from '@/setup-tests/suppress-console';
 
 import { CreateGroupView } from './CreateGroupView';
 
@@ -225,9 +226,7 @@ describe('CreateGroupView', () => {
 
   describe('Error handling', () => {
     it('should handle API error gracefully', async () => {
-      const consoleErrorSpy = vi
-        .spyOn(console, 'error')
-        .mockImplementation(() => {});
+      const restoreConsole = suppressConsoleLogs();
 
       const mutationError = vi.fn();
       const errorMessage = 'Failed to create group';
@@ -255,7 +254,7 @@ describe('CreateGroupView', () => {
         expect(mutationError).toHaveBeenCalled();
       });
 
-      consoleErrorSpy.mockRestore();
+      restoreConsole();
     });
   });
 
@@ -365,7 +364,8 @@ describe('CreateGroupView', () => {
 
       // Environment now appears in the associated list — select its row checkbox and remove it
       await screen.findByText('removable-env');
-      const assocCheckboxes = screen.getAllByRole('checkbox');
+      const assocTable = screen.getByTestId('group-associatedEndpoints');
+      const assocCheckboxes = within(assocTable).getAllByRole('checkbox');
       await user.click(assocCheckboxes[assocCheckboxes.length - 1]);
       const removeBtn = await screen.findByTestId('remove-environments-button');
       await waitFor(() => expect(removeBtn).toBeEnabled());

app/react/portainer/environments/environment-groups/CreateView/CreateGroupView.tsx

@@ -45,11 +45,12 @@ export function CreateGroupView() {
     </>
   );
 
-  async function handleSubmit(
+  function handleSubmit(
     values: GroupFormValues,
     { resetForm }: FormikHelpers<GroupFormValues>
-  ) {
-    await createMutation.mutateAsync(
+  ): Promise<void> {
+    return new Promise((resolve) => {
+      createMutation.mutate(
         {
           name: values.name,
           description: values.description,
@@ -62,7 +63,9 @@ export function CreateGroupView() {
             notifySuccess('Success', 'Group successfully created');
             router.stateService.go('portainer.groups');
           },
+          onSettled: () => resolve(),
         }
       );
+    });
   }
 }

app/react/portainer/environments/environment-groups/ItemView/EditGroupView.test.tsx

@@ -262,9 +262,13 @@ describe('EditGroupView', () => {
   });
 
   describe('Error state', () => {
-    // Suppress console logs for error state tests
-    const restoreConsole = suppressConsoleLogs();
-    afterAll(restoreConsole);
+    let restoreConsole: () => void;
+    beforeEach(() => {
+      restoreConsole = suppressConsoleLogs();
+    });
+    afterEach(() => {
+      restoreConsole();
+    });
 
     it('should show error Alert when group fetch fails', async () => {
       renderEditGroupView({ groupData: null });
@@ -557,6 +561,9 @@ describe('EditGroupView', () => {
     });
 
     it('should hide the delete button when group data is missing', async () => {
+      // when groupData is null - handler returns 404 and logs an error
+      const restoreLog = suppressConsoleLogs();
+
       renderEditGroupView({ groupData: null });
 
       // Wait for the header error state to appear
@@ -567,6 +574,8 @@ describe('EditGroupView', () => {
       expect(
         screen.queryByRole('button', { name: /Delete/i })
       ).not.toBeInTheDocument();
+
+      restoreLog();
     });
 
     it('should have correct data-cy attribute', async () => {

app/react/portainer/environments/environment-groups/components/AssociatedEnvironmentsSelector/AddEnvironmentsDrawer.tsx

@@ -14,7 +14,13 @@ import { Datatable } from '@@/datatables';
 import { useTableStateWithoutStorage } from '@@/datatables/useTableState';
 import { withControlledSelected } from '@@/datatables/extend-options/withControlledSelected';
 import { TableRow } from '@@/datatables/TableRow';
-import { Sheet, SheetContent, SheetClose, SheetHeader } from '@@/Sheet';
+import {
+  Sheet,
+  SheetContent,
+  SheetClose,
+  SheetHeader,
+  SheetDescription,
+} from '@@/Sheet';
 import { Button, LoadingButton } from '@@/buttons';
 
 import { EnvironmentTableData } from './types';
@@ -119,6 +125,9 @@ export function AddEnvironmentsDrawer({
       <SheetContent className="flex flex-col !p-0">
         <div className="flex-1 overflow-auto p-4">
           <SheetHeader title="Add environments" />
+          <SheetDescription className="sr-only">
+            Select environments to add to this group.
+          </SheetDescription>
           <Datatable<EnvironmentTableData>
             title="Available environments"
             columns={columns}

app/react/portainer/environments/environment-groups/components/AssociatedEnvironmentsSelector/AssociatedEnvironmentsSelector.test.tsx

@@ -1,4 +1,4 @@
-import { render, screen, waitFor } from '@testing-library/react';
+import { render, screen, waitFor, within } from '@testing-library/react';
 import userEvent from '@testing-library/user-event';
 import { http, HttpResponse } from 'msw';
 import { vi } from 'vitest';
@@ -192,11 +192,11 @@ describe('AssociatedEnvironmentsSelector', () => {
       await screen.findByText('Add environments');
       await screen.findByText('new-env');
 
-      // Select the available env — find the drawer's checkboxes
-      // The drawer table has its own checkboxes after the main table ones
-      const allCheckboxes = screen.getAllByRole('checkbox');
-      // Last checkbox belongs to the drawer table row
-      await user.click(allCheckboxes[allCheckboxes.length - 1]);
+      // Select the available env — scope to the drawer table to avoid duplicates
+      const drawerTable = screen.getByTestId('add-environments-drawer-table');
+      const drawerCheckboxes = within(drawerTable).getAllByRole('checkbox');
+      // [0] = select-all header, [1] = first row
+      await user.click(drawerCheckboxes[1]);
 
       // Click the Add button in the drawer footer
       const confirmAddBtn = screen.getByTestId(

app/react/portainer/environments/environment-groups/components/GroupForm.tsx

@@ -35,7 +35,6 @@ export interface GroupFormValues {
 
 interface Props {
   initialValues: GroupFormValues;
-  /** Should return a Promise that resolves when navigation happens (to keep isSubmitting true) */
   onSubmit: (
     values: GroupFormValues,
     helpers: FormikHelpers<GroupFormValues>

app/setup-tests/setup-fail-on-console.ts

@@ -0,0 +1,12 @@
+import failOnConsole from 'vitest-fail-on-console';
+
+failOnConsole({
+  shouldFailOnWarn: true,
+  shouldFailOnError: true,
+  shouldFailOnLog: true,
+  shouldFailOnInfo: true,
+  allowMessage: (message) =>
+    /Can't perform a React state update on an unmounted component/.test(
+      message
+    ),
+});

app/setup-tests/suppress-console.ts

@@ -1,4 +1,3 @@
-/* eslint-disable no-console */
 import { vi } from 'vitest';
 
 /**
@@ -40,25 +39,17 @@ import { vi } from 'vitest';
  * @returns A cleanup function to restore the original console methods
  */
 export function suppressConsoleLogs() {
-  const originalError = console.error;
-  const originalWarn = console.warn;
-  const originalInfo = console.info;
-  const originalLog = console.log;
+  // Use vi.spyOn so the mocks integrate with vitest's mock system
+  // (compatible with vitest-fail-on-console and vi.restoreAllMocks)
+  const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => {});
+  const warnSpy = vi.spyOn(console, 'warn').mockImplementation(() => {});
+  const infoSpy = vi.spyOn(console, 'info').mockImplementation(() => {});
+  const logSpy = vi.spyOn(console, 'log').mockImplementation(() => {});
 
-  // Suppress all console output
-  // Tests expect errors so no need to show them in the output
-  console.error = vi.fn();
-  console.warn = vi.fn();
-  console.info = vi.fn();
-  console.log = vi.fn();
-
-  // Return cleanup function to restore original console methods
   return () => {
-    console.error = originalError;
-    console.warn = originalWarn;
-    console.info = originalInfo;
-    console.log = originalLog;
+    errorSpy.mockRestore();
+    warnSpy.mockRestore();
+    infoSpy.mockRestore();
+    logSpy.mockRestore();
   };
 }
-
-/* eslint-enable no-console */

package.json

@@ -237,6 +237,7 @@
     "vite-plugin-svgr": "^4.5.0",
     "vite-tsconfig-paths": "^4.3.1",
     "vitest": "^4.1.8",
+    "vitest-fail-on-console": "^0.9.0",
     "webpack": "^5.107.2",
     "webpack-build-notifier": "^3.1.0",
     "webpack-bundle-analyzer": "^5.2.0",

pnpm-lock.yaml

@@ -627,6 +627,9 @@ importers:
       vitest:
         specifier: ^4.1.8
         version: 4.1.8(@types/node@25.0.3)(@vitest/coverage-v8@4.1.8)(jsdom@24.1.3)(msw@2.14.6(@types/node@25.0.3)(typescript@6.0.2))(vite@8.0.16(@types/node@25.0.3)(esbuild@0.27.3)(jiti@2.7.0)(less@4.4.2)(terser@5.44.1)(yaml@1.10.2))
+      vitest-fail-on-console:
+        specifier: ^0.9.0
+        version: 0.9.0(vite@8.0.16(@types/node@25.0.3)(esbuild@0.27.3)(jiti@2.7.0)(less@4.4.2)(terser@5.44.1)(yaml@1.10.2))(vitest@4.1.8)
       webpack:
         specifier: ^5.107.2
         version: 5.107.2(@swc/core@1.15.11)(cssnano@8.0.1(postcss@8.5.15))(esbuild@0.27.3)(postcss@8.5.15)(webpack-cli@6.0.1)
@@ -4306,6 +4309,10 @@ packages:
     resolution: {integrity: sha512-oKnbhFyRIXpUuez8iBMmyEa4nbj4IOQyuhc/wy9kY7/WVPcwIO9VA668Pu8RkO7+0G76SLROeyw9CpQ061i4mA==}
     engines: {node: '>=10'}
 
+  chalk@5.6.2:
+    resolution: {integrity: sha512-7NzBL0rN6fMUW+f7A6Io4h40qQlG+xGmtMxfbnH/K7TAtt8JQWVQK+6g0UXKMeVJoyV5EkkNsErQ8pVD3bLHbA==}
+    engines: {node: ^12.17.0 || ^14.13 || >=16.0.0}
+
   character-entities-html4@2.1.0:
     resolution: {integrity: sha512-1v7fgQRj6hnSwFpq1Eu0ynr/CDEw0rXo2B61qXrLNdHZmPKgb7fqS1a2JwF0rISo9q77jDI8VMEHoApn8qDoZA==}
 
@@ -8635,6 +8642,12 @@ packages:
       yaml:
         optional: true
 
+  vitest-fail-on-console@0.9.0:
+    resolution: {integrity: sha512-GgoS9gSy3ctwGVgFhY6NaAaRE5ve9EmgN9iDpqtEG1Z7Z9Y8x/4GzDrhky5+050Hy0FnndoM/mpmqsmGWywFZw==}
+    peerDependencies:
+      vite: '>=4.5.2'
+      vitest: '>=0.26.2'
+
   vitest@4.1.8:
     resolution: {integrity: sha512-flY6ScbCIt9HThs+C5HS7jvGOB560DJtk/Z15IQROTA6zEy49Nh8T/dofWTQL+n3vswqn87sbJNiuqw1SDp5Ig==}
     engines: {node: ^20.0.0 || ^22.0.0 || >=24.0.0}
@@ -12930,6 +12943,8 @@ snapshots:
       ansi-styles: 4.3.0
       supports-color: 7.2.0
 
+  chalk@5.6.2: {}
+
   character-entities-html4@2.1.0: {}
 
   character-entities-legacy@3.0.0: {}
@@ -17696,6 +17711,12 @@ snapshots:
       terser: 5.44.1
       yaml: 1.10.2
 
+  vitest-fail-on-console@0.9.0(vite@8.0.16(@types/node@25.0.3)(esbuild@0.27.3)(jiti@2.7.0)(less@4.4.2)(terser@5.44.1)(yaml@1.10.2))(vitest@4.1.8):
+    dependencies:
+      chalk: 5.6.2
+      vite: 8.0.16(@types/node@25.0.3)(esbuild@0.27.3)(jiti@2.7.0)(less@4.4.2)(terser@5.44.1)(yaml@1.10.2)
+      vitest: 4.1.8(@types/node@25.0.3)(@vitest/coverage-v8@4.1.8)(jsdom@24.1.3)(msw@2.14.6(@types/node@25.0.3)(typescript@6.0.2))(vite@8.0.16(@types/node@25.0.3)(esbuild@0.27.3)(jiti@2.7.0)(less@4.4.2)(terser@5.44.1)(yaml@1.10.2))
+
   vitest@4.1.8(@types/node@25.0.3)(@vitest/coverage-v8@4.1.8)(jsdom@24.1.3)(msw@2.14.6(@types/node@25.0.3)(typescript@6.0.2))(vite@8.0.16(@types/node@25.0.3)(esbuild@0.27.3)(jiti@2.7.0)(less@4.4.2)(terser@5.44.1)(yaml@1.10.2)):
     dependencies:
       '@vitest/expect': 4.1.8

vitest.config.mts

@@ -18,6 +18,7 @@ export default defineConfig({
       './app/setup-tests/stub-modules.ts',
       './app/setup-tests/setup.ts',
       './app/setup-tests/setup-codemirror.ts',
+      './app/setup-tests/setup-fail-on-console.ts',
     ],
     coverage: {
       provider: 'v8',
@@ -38,9 +39,5 @@ export default defineConfig({
       return !/Can't perform a React state update on an unmounted component/.test(log);
     },
   },
-  plugins: [
-    svgr({ include: /\?c$/ }),
-    tsconfigPaths(),
-    tsconfigPaths({ projects: ['./tsconfig.generated.json'] }),
-  ],
+  plugins: [svgr({ include: /\?c$/ }), tsconfigPaths(), tsconfigPaths({ projects: ['./tsconfig.generated.json'] })],
 });