test: add a simple test

Author: IdrisGit

test/unit/server/utils/readme.spec.ts

@@ -142,6 +142,42 @@ describe('Playground Link Extraction', () => {
       expect(result.playgroundLinks).toHaveLength(1)
       expect(result.playgroundLinks[0]!.provider).toBe('stackblitz')
     })
+
+    it('returns raw markdown content', async () => {
+      const markdown = `# Test Package
+
+## Installation
+
+\`\`\`bash
+npm install test-package
+\`\`\`
+
+## Usage
+
+This is a sample package for testing.
+
+> [!NOTE]
+> This is a note callout.
+
+- Feature one
+- Feature two
+`
+      const result = await renderReadmeHtml(markdown, 'test-pkg')
+
+      expect(result.markdown).toBe(markdown)
+      expect(result.markdown).toContain('# Test Package')
+      expect(result.markdown).toContain('## Installation')
+      expect(result.markdown).toContain('npm install test-package')
+    })
+
+    it('returns empty string for empty content', async () => {
+      const result = await renderReadmeHtml('', 'test-pkg')
+
+      expect(result.markdown).toBe('')
+      expect(result.html).toBe('')
+      expect(result.playgroundLinks).toEqual([])
+      expect(result.toc).toEqual([])
+    })
   })
 })