fix(products): fix of delete in relationships

Author: GarrixA

src/__test__/cart.test.ts

@@ -238,6 +238,7 @@ describe("CART API TEST", () => {
 		expect(body.status).toStrictEqual("SUCCESS");
 		expect(body.message).toStrictEqual("added to cart successfully");
 	});
+
 	it("should return 201 and added to cart successfully again", async () => {
 		const { body } = await Jest_request.post(`/api/v1/carts/`)
 			.set("Authorization", `Bearer ${token}`)
@@ -375,4 +376,23 @@ describe("CART API TEST", () => {
 		expect(body.status).toStrictEqual("ERROR");
 		expect(body.message).toStrictEqual("Internal Server Error");
 	});
+
+	it("should return 500 and fail to delete product due to foreign key constraint", async () => {
+		const mockError = new Error();
+		mockError.name = "SequelizeForeignKeyConstraintError";
+		jest
+			.spyOn(database_models.Product, "destroy")
+			.mockImplementationOnce(() => {
+				throw mockError;
+			});
+
+		const { body } = await Jest_request.delete(`/api/v1/products/${product_id}`)
+			.set("Authorization", `Bearer ${seller_token}`)
+			.expect(400);
+
+		expect(body.status).toStrictEqual("CASCADE DELETE REQUIRED");
+		expect(body.message).toStrictEqual(
+			"Cannot delete the product because it is linked to other records.",
+		);
+	});
 });

src/controllers/productController.ts

@@ -437,7 +437,15 @@ const delete_product = async (req: Request, res: Response) => {
 				"The product you're trying to delete is not found or owned!",
 			);
 		}
-	} catch (error: unknown) {
+	} catch (error: any) {
+		if (error.name === "SequelizeForeignKeyConstraintError") {
+			return sendResponse(
+				res,
+				400,
+				"CASCADE DELETE REQUIRED",
+				"Cannot delete the product because it is linked to other records.",
+			);
+		}
 		return sendResponse(
 			res,
 			500,

src/database/seeders/20240428145740-demo-user.js

@@ -99,6 +99,34 @@ module.exports = {
 					createdAt: new Date(),
 					updatedAt: new Date(),
 				},
+				{
+					id: "7ca39bd8-ab6c-42a7-a136-62357cbede3a",
+					firstName: "Aphrodis",
+					lastName: "Uwineza",
+					userName: "Aphro10",
+					email: "[email protected]",
+					password: await hashPassword("Morning12$"),
+					confirmPassword: await hashPassword("Morning12$"),
+					role: "12afd4f1-0bed-4a3b-8ad5-0978dabf8fcd",
+					isVerified: true,
+					isActive: true,
+					createdAt: new Date(),
+					updatedAt: new Date(),
+				},
+				{
+					id: "6d21d946-7265-45a1-6ce3-3da1789e657e",
+					firstName: "Garrix",
+					lastName: "Sven",
+					userName: "aphro",
+					email: "[email protected]",
+					password: await hashPassword("Morning12$"),
+					confirmPassword: await hashPassword("Morning12$"),
+					role: "13afd4f1-0bed-4a3b-8ad5-0978dabf8fcd",
+					isVerified: true,
+					isActive: true,
+					createdAt: new Date(),
+					updatedAt: new Date(),
+				},
 			],
 			{},
 		);