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import React from 'react';
import '@testing-library/jest-dom';
import { render, screen, waitFor, fireEvent } from '@testing-library/react';
import { describe, it, expect, vi, beforeEach } from 'vitest';
import Settings from './Settings';
describe('Settings Component', () => {
beforeEach(() => {
vi.resetAllMocks();
global.fetch = vi.fn();
// Mock confirm
global.confirm = vi.fn(() => true);
});
it('renders feed list', async () => {
const mockFeeds = [
{ _id: 1, title: 'Tech News', url: 'http://tech.com/rss', category: 'tech' },
{ _id: 2, title: 'Gaming', url: 'http://gaming.com/rss', category: 'gaming' },
];
(global.fetch as any).mockResolvedValueOnce({
ok: true,
json: async () => mockFeeds,
});
render(<Settings />);
await waitFor(() => {
expect(screen.getByText('Tech News')).toBeInTheDocument();
expect(screen.getByText('http://tech.com/rss')).toBeInTheDocument();
expect(screen.getByText('Gaming')).toBeInTheDocument();
});
});
it('adds a new feed', async () => {
(global.fetch as any)
.mockResolvedValueOnce({ ok: true, json: async () => [] }) // Initial load
.mockResolvedValueOnce({ ok: true, json: async () => ({}) }) // Add feed
.mockResolvedValueOnce({
ok: true,
json: async () => [{ _id: 3, title: 'New Feed', url: 'http://new.com/rss' }],
}); // Refresh load
render(<Settings />);
// Wait for initial load to finish
await waitFor(() => {
expect(screen.queryByText('Loading...')).not.toBeInTheDocument();
});
const input = screen.getByPlaceholderText('https://example.com/feed.xml');
const button = screen.getByText('Add Feed');
fireEvent.change(input, { target: { value: 'http://new.com/rss' } });
fireEvent.click(button);
await waitFor(() => {
expect(global.fetch).toHaveBeenCalledWith(
'/api/feed/',
expect.objectContaining({
method: 'POST',
body: JSON.stringify({ url: 'http://new.com/rss' }),
})
);
});
// Wait for refresh
await waitFor(() => {
expect(screen.getByText('New Feed')).toBeInTheDocument();
});
});
it('deletes a feed', async () => {
const mockFeeds = [
{ _id: 1, title: 'Tech News', url: 'http://tech.com/rss', category: 'tech' },
];
(global.fetch as any)
.mockResolvedValueOnce({ ok: true, json: async () => mockFeeds }) // Initial load
.mockResolvedValueOnce({ ok: true }); // Delete
render(<Settings />);
await waitFor(() => {
expect(screen.queryByText('Loading...')).not.toBeInTheDocument();
expect(screen.getByText('Tech News')).toBeInTheDocument();
});
const deleteBtn = screen.getByTitle('Delete Feed');
fireEvent.click(deleteBtn);
await waitFor(() => {
expect(global.confirm).toHaveBeenCalled();
expect(global.fetch).toHaveBeenCalledWith(
'/api/feed/1',
expect.objectContaining({ method: 'DELETE' })
);
expect(screen.queryByText('Tech News')).not.toBeInTheDocument();
});
});
});
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