test(medusa): Add a test to check that the shipping_address is not erase when an id is have been given

packages/medusa/src/services/__tests__/cart.js

@@ -204,7 +204,21 @@ describe("CartService", () => {
       },
     }
 
-    const addressRepository = MockRepository({ create: (c) => c })
+    const addressRepository = MockRepository({
+      create: (c) => c,
+      findOne: (id) => {
+        return {
+          id,
+          first_name: "LeBron",
+          last_name: "James",
+          address_1: "Dunk St",
+          city: "Dunkville",
+          province: "CA",
+          postal_code: "12345",
+          country_code: "us",
+        }
+      }
+    })
     const cartRepository = MockRepository()
     const customerService = {
       retrieveByEmail: jest.fn().mockReturnValue(
@@ -262,6 +276,39 @@ describe("CartService", () => {
       expect(cartRepository.save).toHaveBeenCalledTimes(1)
     })
 
+    it("successfully creates a cart with a shipping address id", async () => {
+      await cartService.create({
+        region_id: IdMap.getId("testRegion"),
+        email: "email@test.com",
+        shipping_address_id: "test_shipping_address",
+      })
+
+      expect(eventBusService.emit).toHaveBeenCalledTimes(1)
+      expect(eventBusService.emit).toHaveBeenCalledWith(
+        "cart.created",
+        expect.any(Object)
+      )
+
+      expect(cartRepository.create).toHaveBeenCalledTimes(1)
+      expect(cartRepository.create).toHaveBeenCalledWith(expect.objectContaining({
+        region_id: IdMap.getId("testRegion"),
+        shipping_address: {
+          id: "test_shipping_address",
+          first_name: "LeBron",
+          last_name: "James",
+          address_1: "Dunk St",
+          city: "Dunkville",
+          province: "CA",
+          postal_code: "12345",
+          country_code: "us",
+        },
+        customer_id: IdMap.getId("customer"),
+        email: "email@test.com"
+      }))
+
+      expect(cartRepository.save).toHaveBeenCalledTimes(1)
+    })
+
     it("creates a cart with a prefilled shipping address", async () => {
       const res = cartService.create({
         region_id: IdMap.getId("testRegion"),