Handle malformed article URLs

utils/url.test.ts

@@ -0,0 +1,28 @@
+import { describe, expect, it } from 'vitest';
+import { getDisplayUrl, normalizeUrl } from './url';
+
+describe('normalizeUrl', () => {
+  it('adds https protocol when missing', () => {
+    expect(normalizeUrl('example.com/page')).toBe('https://example.com/page');
+  });
+});
+
+describe('getDisplayUrl', () => {
+  it('returns hostname and normalized href for valid URLs', () => {
+    const result = getDisplayUrl('https://example.com/path');
+    expect(result.hostname).toBe('example.com');
+    expect(result.href).toBe('https://example.com/path');
+  });
+
+  it('normalizes URLs without protocol for display', () => {
+    const result = getDisplayUrl('example.com/path');
+    expect(result.hostname).toBe('example.com');
+    expect(result.href).toBe('https://example.com/path');
+  });
+
+  it('falls back to raw URL when parsing fails', () => {
+    const result = getDisplayUrl('not a url');
+    expect(result.hostname).toBe('not a url');
+    expect(result.href).toBe('not a url');
+  });
+});