useBulkExport.spec.tsx

import * as React from 'react';
import { fireEvent, render, screen, waitFor } from '@testing-library/react';
import { Basic, HookLevelExporter } from './useBulkExport.stories';

describe('useBulkExport', () => {
    it('should export selected records using the exporter from the list context', async () => {
        let exportedData: any[];
        let exportedResource: string;
        const exporter = jest.fn(
            (data, fetchRelatedRecords, dataProvider, resource) => {
                exportedData = data;
                exportedResource = resource;
            }
        );
        render(<Basic exporter={exporter} />);
        fireEvent.click(await screen.findByText('War and Peace'));
        fireEvent.click(await screen.findByText('The Lord of the Rings'));
        fireEvent.click(await screen.findByText('Export'));
        await waitFor(() => expect(exporter).toHaveBeenCalled());
        expect(exportedData!).toEqual([
            { id: 1, title: 'War and Peace' },
            { id: 5, title: 'The Lord of the Rings' },
        ]);
        expect(exportedResource!).toEqual('books');
    });
    it('should export selected records using the exporter from the hook options', async () => {
        const exporter = jest.fn();
        let exportedData: any[];
        let exportedResource: string;
        const hookExporter = jest.fn(
            (data, fetchRelatedRecords, dataProvider, resource) => {
                exportedData = data;
                exportedResource = resource;
            }
        );

        render(
            <HookLevelExporter
                exporter={exporter}
                hookExporter={hookExporter}
            />
        );
        fireEvent.click(await screen.findByText('War and Peace'));
        fireEvent.click(await screen.findByText('The Lord of the Rings'));
        fireEvent.click(await screen.findByText('Export'));
        await waitFor(() => expect(hookExporter).toHaveBeenCalled());
        expect(exportedData!).toEqual([
            { id: 1, title: 'War and Peace' },
            { id: 5, title: 'The Lord of the Rings' },
        ]);
        expect(exportedResource!).toEqual('books');
        expect(exporter).toHaveBeenCalledTimes(0);
    });
});