debuts de tests unitaires

src/__tests__/basic.test.ts

@@ -0,0 +1,10 @@
+describe('Basic Test', () => {
+  it('should work', () => {
+    expect(1 + 1).toBe(2);
+  });
+
+  it('should handle async operations', async () => {
+    const result = await Promise.resolve('test');
+    expect(result).toBe('test');
+  });
+});