Refactoring code for modular approach

tests/test_performance.py

@@ -0,0 +1,56 @@
+# tests/test_performance.py
+import pytest
+import time
+
+
+class TestPerformance:
+    def test_product_list_performance(self, client, auth_headers, db):
+        """Test performance of product listing with many products"""
+        # Create multiple products
+        products = []
+        for i in range(100):
+            product = Product(
+                product_id=f"PERF{i:03d}",
+                title=f"Performance Test Product {i}",
+                price=f"{i}.99",
+                marketplace="Performance"
+            )
+            products.append(product)
+
+        db.add_all(products)
+        db.commit()
+
+        # Time the request
+        start_time = time.time()
+        response = client.get("/api/v1/products?limit=100", headers=auth_headers)
+        end_time = time.time()
+
+        assert response.status_code == 200
+        assert len(response.json()["products"]) == 100
+        assert end_time - start_time < 2.0  # Should complete within 2 seconds
+
+    def test_search_performance(self, client, auth_headers, db):
+        """Test search performance"""
+        # Create products with searchable content
+        products = []
+        for i in range(50):
+            product = Product(
+                product_id=f"SEARCH{i:03d}",
+                title=f"Searchable Product {i}",
+                description=f"This is a searchable product number {i}",
+                brand="SearchBrand",
+                marketplace="SearchMarket"
+            )
+            products.append(product)
+
+        db.add_all(products)
+        db.commit()
+
+        # Time search request
+        start_time = time.time()
+        response = client.get("/api/v1/products?search=Searchable", headers=auth_headers)
+        end_time = time.time()
+
+        assert response.status_code == 200
+        assert response.json()["total"] == 50
+        assert end_time - start_time < 1.0  # Search should be fast