assertEquals(200, $sut->calculateTotalPriceOfProductEntry($product)); } public function testCalculatingMultipleProductPrice() { $product = new ProductEntry(productId: 'p1', quantity: 5, price: 2.00, weight: 100); $sut = new TrivialPricingStrategy(); $this->assertEquals(1000, $sut->calculateTotalPriceOfProductEntry($product)); } public function testCalculatingOrderPrice() { $order = new Order( orderId: Uuid::v4(), clientId: Uuid::v4(), products: [ new ProductEntry(productId: 'p1', quantity: 5, price: 2.00, weight: 100), new ProductEntry(productId: 'p2', quantity: 2, price: 1.25, weight: 100), ] ); $sut = new TrivialPricingStrategy(); $this->assertEquals(1250, $sut->calculateTotalPriceOfOrder($order)); } }