Skip to content
Open
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,10 @@ export default {
'http://localhost:4466/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions',
() => HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions/mydefinition.phonyresources.io',
() => HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/apiextensions.k8s.io/v1/customresourcedefinitions',
() =>
Expand Down
12 changes: 12 additions & 0 deletions frontend/src/components/crd/CustomResourceDetails.stories.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,18 @@ export default {
'http://localhost:4466/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions',
() => HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions/mydefinition.phonyresources.io',
() => HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions/error.crd.io',
() => HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions/loadingcrd',
() => HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/apiextensions.k8s.io/v1/customresourcedefinitions',
() => HttpResponse.json({})
Expand Down
4 changes: 4 additions & 0 deletions frontend/src/components/crd/CustomResourceList.stories.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,10 @@ export default {
'http://localhost:4466/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions',
() => HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions/mydefinition.phonyresources.io',
() => HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/apiextensions.k8s.io/v1/customresourcedefinitions',
() =>
Expand Down
2 changes: 1 addition & 1 deletion frontend/src/components/gateway/ClassDetails.stories.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -46,7 +46,7 @@ export default {
() => HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/gateway.networking.k8s.io/v1beta1/gatewayclasses',
'http://localhost:4466/apis/gateway.networking.k8s.io/v1beta1/gatewayclasses/default-gateway-class',
() => HttpResponse.error()
),
http.get('http://localhost:4466/api/v1/namespaces/default/events', () =>
Expand Down
4 changes: 4 additions & 0 deletions frontend/src/components/gateway/GRPCRouteDetails.stories.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,10 @@ export default {
http.get('http://localhost:4466/apis/gateway.networking.k8s.io/v1beta1/grpcroutes', () =>
HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/gateway.networking.k8s.io/v1beta1/grpcroutes/default-grpcroute',
() => HttpResponse.error()
),
http.get('http://localhost:4466/apis/gateway.networking.k8s.io/v1/grpcroutes', () =>
HttpResponse.error()
),
Expand Down
4 changes: 4 additions & 0 deletions frontend/src/components/gateway/GatewayDetails.stories.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,10 @@ export default {
http.get('http://localhost:4466/apis/gateway.networking.k8s.io/v1beta1/gateways', () =>
HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/gateway.networking.k8s.io/v1beta1/gateways/default-gateway',
() => HttpResponse.error()
),
http.get('http://localhost:4466/api/v1/namespaces/default/events', () =>
HttpResponse.json({
kind: 'EventList',
Expand Down
4 changes: 4 additions & 0 deletions frontend/src/components/gateway/HTTPRouteDetails.stories.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,10 @@ export default {
http.get('http://localhost:4466/apis/gateway.networking.k8s.io/v1beta1/httproutes', () =>
HttpResponse.error()
),
http.get(
'http://localhost:4466/apis/gateway.networking.k8s.io/v1beta1/httproutes/default-httproute',
() => HttpResponse.error()
),
http.get('http://localhost:4466/api/v1/namespaces/default/events', () =>
HttpResponse.json({
kind: 'EventList',
Expand Down
3 changes: 3 additions & 0 deletions frontend/src/components/ingress/Details.stories.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,9 @@ export default {
http.get('http://localhost:4466/apis/extensions/v1beta1/ingresses', () =>
HttpResponse.error()
),
http.get('http://localhost:4466/apis/extensions/v1beta1/ingresses/my-ingress', () =>
HttpResponse.error()
),
http.get('http://localhost:4466/api/v1/namespaces/default/events', () =>
HttpResponse.json({
kind: 'EventList',
Expand Down
277 changes: 277 additions & 0 deletions frontend/src/lib/k8s/api/v2/hooks.test.tsx
Original file line number Diff line number Diff line change
@@ -0,0 +1,277 @@
/*
* Copyright 2025 The Kubernetes Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
import { renderHook, waitFor } from '@testing-library/react';
import type { ReactNode } from 'react';
import { beforeEach, describe, expect, it, type MockedFunction, vi } from 'vitest';
import { ApiError } from './ApiError';
import { clusterFetch } from './fetch';
import { useEndpoints } from './hooks';
import type { KubeObjectEndpoint } from './KubeObjectEndpoint';

vi.mock('./fetch', () => ({
clusterFetch: vi.fn(),
}));

const mockClusterFetch = clusterFetch as MockedFunction<typeof clusterFetch>;

const mockJsonResponse = (data: unknown) =>
({
ok: true,
status: 200,
json: () => Promise.resolve(data),
} as Response);

const createWrapper = () => {
const queryClient = new QueryClient({
defaultOptions: {
queries: {
retry: false,
refetchOnWindowFocus: false,
refetchOnMount: false,
refetchOnReconnect: false,
},
},
});

return ({ children }: { children: ReactNode }) => (
<QueryClientProvider client={queryClient}>{children}</QueryClientProvider>
);
};

describe('useEndpoints', () => {
beforeEach(() => {
vi.clearAllMocks();
});

it('returns a single endpoint without probing', () => {
const endpoint: KubeObjectEndpoint = { version: 'v1', resource: 'pods' };

const { result } = renderHook(() => useEndpoints([endpoint], 'cluster-a', 'default', 'pod-a'), {
wrapper: createWrapper(),
});

expect(result.current.endpoint).toEqual(endpoint);
expect(result.current.error).toBeNull();
expect(mockClusterFetch).not.toHaveBeenCalled();
});

it('uses name-based GET probing in endpoint priority order', async () => {
const endpoints: KubeObjectEndpoint[] = [
{ group: 'extensions', version: 'v1beta1', resource: 'ingresses' },
{ group: 'networking.k8s.io', version: 'v1', resource: 'ingresses' },
];

mockClusterFetch.mockImplementation(url => {
if (url === 'apis/extensions/v1beta1/namespaces/default/ingresses/demo') {
return Promise.reject(new ApiError('Not Found', { status: 404 }));
}
if (url === 'apis/networking.k8s.io/v1/namespaces/default/ingresses/demo') {
return Promise.resolve(mockJsonResponse({}));
}

return Promise.reject(new Error(`Unexpected URL: ${String(url)}`));
});

const { result } = renderHook(() => useEndpoints(endpoints, 'cluster-a', 'default', 'demo'), {
wrapper: createWrapper(),
});

await waitFor(() => {
expect(result.current.endpoint).toEqual(endpoints[1]);
});

const calledUrls = mockClusterFetch.mock.calls.map(([url]) => String(url));
expect(calledUrls).toEqual([
'apis/extensions/v1beta1/namespaces/default/ingresses/demo',
'apis/networking.k8s.io/v1/namespaces/default/ingresses/demo',
]);
expect(calledUrls).not.toContain('apis/extensions/v1beta1/namespaces/default/ingresses');
});

it('handles cluster-scoped GET-by-name probing without namespace', async () => {
const endpoints: KubeObjectEndpoint[] = [
{
group: 'gateway.networking.k8s.io',
version: 'v1',
resource: 'gatewayclasses',
},
];
mockClusterFetch.mockImplementation(url => {
if (url === 'apis/gateway.networking.k8s.io/v1/gatewayclasses/test-gc') {
return Promise.resolve(
mockJsonResponse({
apiVersion: 'gateway.networking.k8s.io/v1',
kind: 'GatewayClass',
metadata: { name: 'test-gc' },
})
);
}
return Promise.reject(new Error(`Unexpected URL: ${String(url)}`));
});

const { result } = renderHook(
() => useEndpoints(endpoints, 'cluster-a', undefined, 'test-gc'),
{
wrapper: createWrapper(),
}
);

await waitFor(() => {
expect(result.current.endpoint).toEqual(endpoints[0]);
expect(result.current.error).toBeNull();
});
});

it('continues probing after forbidden and resolves next endpoint', async () => {
const endpoints: KubeObjectEndpoint[] = [
{ group: 'extensions', version: 'v1beta1', resource: 'ingresses' },
{ group: 'networking.k8s.io', version: 'v1', resource: 'ingresses' },
];

mockClusterFetch.mockImplementation(url => {
if (url === 'apis/extensions/v1beta1/namespaces/default/ingresses/demo') {
return Promise.reject(new ApiError('Forbidden', { status: 403 }));
}
if (url === 'apis/networking.k8s.io/v1/namespaces/default/ingresses/demo') {
return Promise.resolve(mockJsonResponse({}));
}

return Promise.reject(new Error(`Unexpected URL: ${String(url)}`));
});

const { result } = renderHook(() => useEndpoints(endpoints, 'cluster-a', 'default', 'demo'), {
wrapper: createWrapper(),
});

await waitFor(() => {
expect(result.current.endpoint).toEqual(endpoints[1]);
});
});

it('returns error when all get probes fail', async () => {
const endpoints: KubeObjectEndpoint[] = [
{ group: 'apps', version: 'v1', resource: 'deployments' },
{ group: 'extensions', version: 'v1beta1', resource: 'deployments' },
];

mockClusterFetch.mockImplementation(url => {
if (url === 'apis/apps/v1/namespaces/default/deployments/demo') {
return Promise.reject(new ApiError('Not Found', { status: 404 }));
}
if (url === 'apis/extensions/v1beta1/namespaces/default/deployments/demo') {
return Promise.reject(new ApiError('Forbidden', { status: 403 }));
}

return Promise.reject(new Error(`Unexpected URL: ${String(url)}`));
});

const { result } = renderHook(() => useEndpoints(endpoints, 'cluster-a', 'default', 'demo'), {
wrapper: createWrapper(),
});

await waitFor(() => {
expect(result.current.error).toBeTruthy();
});
expect(result.current.endpoint).toBeUndefined();
});

it('keeps collection probing behavior when name is not provided', async () => {
const endpoints: KubeObjectEndpoint[] = [
{ group: 'batch', version: 'v1', resource: 'jobs' },
{ group: 'batch', version: 'v1beta1', resource: 'jobs' },
];

mockClusterFetch.mockImplementation(url => {
if (url === 'apis/batch/v1/namespaces/default/jobs') {
return Promise.reject(new ApiError('Forbidden', { status: 403 }));
}
if (url === 'apis/batch/v1beta1/namespaces/default/jobs') {
return Promise.resolve(mockJsonResponse({}));
}

return Promise.reject(new Error(`Unexpected URL: ${String(url)}`));
});

const { result } = renderHook(() => useEndpoints(endpoints, 'cluster-a', 'default'), {
wrapper: createWrapper(),
});

await waitFor(() => {
expect(result.current.endpoint).toEqual(endpoints[1]);
});

const calledUrls = mockClusterFetch.mock.calls.map(([url]) => String(url));
expect(calledUrls).toEqual([
'apis/batch/v1/namespaces/default/jobs',
'apis/batch/v1beta1/namespaces/default/jobs',
]);
});

it('returns error when all list probes fail', async () => {
const endpoints: KubeObjectEndpoint[] = [
{ group: 'batch', version: 'v1', resource: 'jobs' },
{ group: 'batch', version: 'v1beta1', resource: 'jobs' },
];

mockClusterFetch.mockImplementation(url => {
if (url === 'apis/batch/v1/namespaces/default/jobs') {
return Promise.reject(new ApiError('Not Found', { status: 404 }));
}
if (url === 'apis/batch/v1beta1/namespaces/default/jobs') {
return Promise.reject(new ApiError('Forbidden', { status: 403 }));
}

return Promise.reject(new Error(`Unexpected URL: ${String(url)}`));
});

const { result } = renderHook(() => useEndpoints(endpoints, 'cluster-a', 'default'), {
wrapper: createWrapper(),
});

await waitFor(() => {
expect(result.current.error).toBeTruthy();
});
expect(result.current.endpoint).toBeUndefined();
});

it('handles non-ok response in list probing', async () => {
const endpoints: KubeObjectEndpoint[] = [
{ group: 'batch', version: 'v1', resource: 'jobs' },
{ group: 'batch', version: 'v1beta1', resource: 'jobs' },
];

mockClusterFetch.mockImplementation(url => {
if (url === 'apis/batch/v1/namespaces/default/jobs') {
return Promise.reject(new ApiError('Forbidden', { status: 403 }));
}
if (url === 'apis/batch/v1beta1/namespaces/default/jobs') {
return Promise.resolve(mockJsonResponse({}));
}

return Promise.reject(new Error(`Unexpected URL: ${String(url)}`));
});

const { result } = renderHook(() => useEndpoints(endpoints, 'cluster-a', 'default'), {
wrapper: createWrapper(),
});

await waitFor(() => {
expect(result.current.endpoint).toEqual(endpoints[1]);
});
});
});
Loading
Loading