fix(blocks): add clickable dynamic navigation links and click-drag gesture prevention to ReferencesSlider

components/blocks/ReferencesSlider.test.tsx

@@ -0,0 +1,88 @@
+import * as React from 'react';
+import { describe, it, expect, vi } from 'vitest';
+import { render, screen, fireEvent } from '@testing-library/react';
+import { ReferencesSlider, Reference } from './ReferencesSlider';
+
+// Mock next/link to render standard <a> tag
+vi.mock('next/link', () => ({
+  default: vi.fn(({ children, href, onClick, ...props }: any) => {
+    return (
+      <a href={href} onClick={onClick} {...props}>
+        {children}
+      </a>
+    );
+  })
+}));
+
+// Mock next/image to render standard img tag
+vi.mock('next/image', () => ({
+  default: (props: any) => {
+    return <img {...props} />;
+  }
+}));
+
+describe('ReferencesSlider TDD', () => {
+  const mockReferences: Reference[] = [
+    {
+      id: '1',
+      title: 'Referenz Projekt Eins',
+      slug: 'referenz-projekt-eins',
+      category: 'Kabeltiefbau',
+    },
+    {
+      id: '2',
+      title: 'Referenz Projekt Zwei',
+      slug: 'referenz-projekt-zwei',
+      category: 'Bohrtechnik',
+    }
+  ];
+
+  it('renders reference tiles correctly', () => {
+    render(<ReferencesSlider references={mockReferences} />);
+    
+    expect(screen.getByText('Referenz Projekt Eins')).toBeTruthy();
+    expect(screen.getByText('Referenz Projekt Zwei')).toBeTruthy();
+  });
+
+  it('wraps each tile in a link to /referenzen/[slug]', () => {
+    render(<ReferencesSlider references={mockReferences} />);
+    
+    const links = screen.getAllByTestId('reference-tile-link');
+    expect(links).toHaveLength(2);
+    expect(links[0].getAttribute('href')).toBe('/referenzen/referenz-projekt-eins');
+    expect(links[1].getAttribute('href')).toBe('/referenzen/referenz-projekt-zwei');
+  });
+
+  it('allows navigation on simple click (no drag)', () => {
+    render(<ReferencesSlider references={mockReferences} />);
+    
+    const firstLink = screen.getAllByTestId('reference-tile-link')[0];
+    
+    // Simulate simple click sequence
+    fireEvent.mouseDown(firstLink, { pageX: 100, clientX: 100 });
+    fireEvent.mouseUp(firstLink);
+    const clickEvent = new MouseEvent('click', { bubbles: true, cancelable: true });
+    
+    firstLink.dispatchEvent(clickEvent);
+    
+    expect(clickEvent.defaultPrevented).toBe(false);
+  });
+
+  it('prevents navigation if mouse was dragged', () => {
+    render(<ReferencesSlider references={mockReferences} />);
+    
+    const firstLink = screen.getAllByTestId('reference-tile-link')[0];
+    
+    // Simulate drag sequence
+    fireEvent.mouseDown(firstLink, { pageX: 100, clientX: 100 });
+    // Simulate mouse move of 20px
+    fireEvent.mouseMove(firstLink, { pageX: 120, clientX: 120 });
+    fireEvent.mouseUp(firstLink);
+    
+    const clickEvent = new MouseEvent('click', { bubbles: true, cancelable: true });
+    firstLink.dispatchEvent(clickEvent);
+    
+    expect(clickEvent.defaultPrevented).toBe(true);
+  });
+});
+