ui/src/components/operations/OperationState.test.tsx

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import { fireEvent, render, screen } from '@testing-library/react';

import { UiApiError } from '../../api/client';
import { OperationState } from './OperationState';

describe('OperationState', () => {
  it('shows a defensive permission state', () => {
    render(<OperationState loading={false} permissionDenied />);
    expect(screen.getByText('Permission required')).toBeInTheDocument();
  });

  it('shows a request ID and retries a full failure', () => {
    const retry = vi.fn();
    render(<OperationState loading={false} error={new UiApiError(500, {
      code: 'UI_SERVER_ERROR', message: 'Failed', requestId: 'req-state',
    })} onRetry={retry} />);
    expect(screen.getByText('Request ID: req-state')).toBeInTheDocument();
    fireEvent.click(screen.getByRole('button', { name: 'Retry' }));
    expect(retry).toHaveBeenCalledOnce();
  });

  it('keeps partial data visible while reporting partial failures', () => {
    render(<OperationState loading={false} hasData partialFailures={['Backends are unavailable.']} />);
    expect(screen.getByText('Some data could not be loaded')).toBeInTheDocument();
    expect(screen.getByText('Backends are unavailable.')).toBeInTheDocument();
  });
});