grafana-data-exporter-app/src/components/App/App.test.tsx

import React from 'react';
import { AppRootProps, PluginType } from '@grafana/data';
import { render, screen } from '@testing-library/react';
import { App } from './App';

describe('Components/App', () => {
  let props: AppRootProps;

  beforeEach(() => {
    jest.resetAllMocks();

    props = {
      basename: 'a/sample-app',
      meta: {
        id: 'sample-app',
        name: 'Sample App',
        type: PluginType.app,
        enabled: true,
        jsonData: {},
      },
      query: {},
      path: '',
      onNavChanged: jest.fn(),
    } as unknown as AppRootProps;
  });

  test('renders without an error"', () => {
    render(<App {...props} />);

    expect(screen.queryByText(/Hello Grafana!/i)).toBeInTheDocument();
  });
});