feat: amélioration majeure des tests - ajout de 45 nouveaux tests et correction des erreurs de linting

src/__tests__/lib/markdown.test.ts

@@ -0,0 +1,67 @@
+import { parseMarkdown } from '../../lib/markdown';
+
+describe('Markdown Module', () => {
+  describe('parseMarkdown', () => {
+    it('should parse basic markdown', () => {
+      const markdown = '# Titre\n\nContenu **gras** et *italique*.';
+      const result = parseMarkdown(markdown);
+      
+      expect(result).toContain('<h1>Titre</h1>');
+      expect(result).toContain('<strong>gras</strong>');
+      expect(result).toContain('<em>italique</em>');
+    });
+
+    it('should handle empty string', () => {
+      const result = parseMarkdown('');
+      expect(result).toBe('');
+    });
+
+    it('should handle null/undefined', () => {
+      expect(parseMarkdown(null as any)).toBe('');
+      expect(parseMarkdown(undefined as any)).toBe('');
+    });
+
+    it('should handle links', () => {
+      const markdown = '[Lien](https://example.com)';
+      const result = parseMarkdown(markdown);
+      
+      expect(result).toContain('<a href="https://example.com"');
+      expect(result).toContain('>Lien</a>');
+    });
+
+    it('should handle lists', () => {
+      const markdown = '- Item 1\n- Item 2\n- Item 3';
+      const result = parseMarkdown(markdown);
+      
+      expect(result).toContain('<ul>');
+      expect(result).toContain('<li>Item 1</li>');
+      expect(result).toContain('<li>Item 2</li>');
+      expect(result).toContain('<li>Item 3</li>');
+    });
+  });
+
+  describe('renderMarkdown', () => {
+    it('should render markdown to HTML', () => {
+      const markdown = '**Texte en gras**';
+      const result = parseMarkdown(markdown);
+      
+      expect(result).toContain('<strong>Texte en gras</strong>');
+    });
+
+    it('should handle code blocks', () => {
+      const markdown = '```javascript\nconsole.log("test");\n```';
+      const result = parseMarkdown(markdown);
+      
+      expect(result).toContain('```javascript');
+      expect(result).toContain('console.log("test");');
+      expect(result).toContain('```');
+    });
+
+    it('should handle inline code', () => {
+      const markdown = 'Utilisez `console.log()` pour afficher.';
+      const result = parseMarkdown(markdown);
+      
+      expect(result).toContain('`console.log()`');
+    });
+  });
+});