From 2c3cad528a247c771bca136466337877f76f280f Mon Sep 17 00:00:00 2001
From: Adam Mathes <adam@adammathes.com>
Date: Thu, 12 Feb 2026 21:59:55 -0800
Subject: Implement Frontend Feed List with tests

---
 frontend/src/components/FeedList.test.tsx | 61 +++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 frontend/src/components/FeedList.test.tsx

(limited to 'frontend/src/components/FeedList.test.tsx')

diff --git a/frontend/src/components/FeedList.test.tsx b/frontend/src/components/FeedList.test.tsx
new file mode 100644
index 0000000..578e3c2
--- /dev/null
+++ b/frontend/src/components/FeedList.test.tsx
@@ -0,0 +1,61 @@
+import React from 'react';
+import '@testing-library/jest-dom';
+import { render, screen, waitFor } from '@testing-library/react';
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import FeedList from './FeedList';
+
+describe('FeedList Component', () => {
+    beforeEach(() => {
+        vi.resetAllMocks();
+        global.fetch = vi.fn();
+    });
+
+    it('renders loading state initially', () => {
+        (global.fetch as any).mockImplementation(() => new Promise(() => { }));
+        render(<FeedList />);
+        expect(screen.getByText(/loading feeds/i)).toBeInTheDocument();
+    });
+
+    it('renders list of feeds', async () => {
+        const mockFeeds = [
+            { _id: 1, title: 'Feed One', url: 'http://example.com/rss', web_url: 'http://example.com', category: 'Tech' },
+            { _id: 2, title: 'Feed Two', url: 'http://test.com/rss', web_url: 'http://test.com', category: 'News' },
+        ];
+
+        (global.fetch as any).mockResolvedValueOnce({
+            ok: true,
+            json: async () => mockFeeds,
+        });
+
+        render(<FeedList />);
+
+        await waitFor(() => {
+            expect(screen.getByText('Feed One')).toBeInTheDocument();
+            expect(screen.getByText('Feed Two')).toBeInTheDocument();
+            expect(screen.getByText('Tech')).toBeInTheDocument();
+        });
+    });
+
+    it('handles fetch error', async () => {
+        (global.fetch as any).mockRejectedValueOnce(new Error('API Error'));
+
+        render(<FeedList />);
+
+        await waitFor(() => {
+            expect(screen.getByText(/error: api error/i)).toBeInTheDocument();
+        });
+    });
+
+    it('handles empty feed list', async () => {
+        (global.fetch as any).mockResolvedValueOnce({
+            ok: true,
+            json: async () => [],
+        });
+
+        render(<FeedList />);
+
+        await waitFor(() => {
+            expect(screen.getByText(/no feeds found/i)).toBeInTheDocument();
+        });
+    });
+});
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