const mockEmitChunk = jest.fn();

jest.mock('nanoid', () => ({
  nanoid: jest.fn(() => 'search-attachment'),
}));

jest.mock('@librechat/api', () => ({
  GenerationJobManager: {
    emitChunk: (...args) => mockEmitChunk(...args),
  },
}));

const { createOnSearchResults } = require('./search');

describe('createOnSearchResults', () => {
  beforeEach(() => {
    jest.clearAllMocks();
  });

  it('fences resumable search attachments to the owning generation', () => {
    const callbacks = createOnSearchResults({ headersSent: true }, 'conversation-1', 1234);
    const runnableConfig = {
      metadata: {
        user_id: 'user-1',
        thread_id: 'conversation-1',
        run_id: 'response-1',
      },
      toolCall: {
        id: 'tool-call-1',
        name: 'web_search',
        turn: 0,
      },
    };

    callbacks.onSearchResults(
      {
        success: true,
        data: {
          organic: [{ link: 'https://example.com' }],
          topStories: [],
        },
      },
      runnableConfig,
    );
    callbacks.onGetHighlights('https://example.com');

    expect(mockEmitChunk).toHaveBeenCalledTimes(2);
    for (const call of mockEmitChunk.mock.calls) {
      expect(call).toEqual([
        'conversation-1',
        {
          event: 'attachment',
          data: expect.objectContaining({
            messageId: 'response-1',
            toolCallId: 'tool-call-1',
            conversationId: 'conversation-1',
          }),
        },
        { expectedCreatedAt: 1234 },
      ]);
    }
  });
});