added expect-relations helper and used it to test get-cart

packages/medusa/src/api/routes/admin/draft-orders/index.js

@@ -49,6 +49,8 @@ export const defaultRelations = ["order", "cart"]
 export const defaultCartRelations = [
   "region",
   "items",
+  "items.variant",
+  "items.variant.prices",
   "payment",
   "shipping_address",
   "billing_address",

packages/medusa/src/api/routes/store/carts/index.js

@@ -101,13 +101,15 @@ export const defaultRelations = [
   "gift_cards",
   "region",
   "items",
+  "items.variant",
+  "items.variant.prices",
   "payment",
   "shipping_address",
   "billing_address",
   "region.countries",
   "region.payment_providers",
-  "shipping_methods",
   "payment_sessions",
+  "shipping_methods",
   "shipping_methods.shipping_option",
   "discounts",
 ]

packages/medusa/src/api/routes/store/orders/index.js

@@ -33,6 +33,7 @@ export const defaultRelations = [
   "items",
   "items.variant",
   "items.variant.product",
+  "items.variant.prices",
   "shipping_methods",
   "discounts",
   "customer",

packages/medusa/src/models/line-item.ts

@@ -99,7 +99,7 @@ export class LineItem {
   @Column({ nullable: true })
   variant_id: string
 
-  @ManyToOne(() => ProductVariant, { eager: true })
+  @ManyToOne(() => ProductVariant)
   @JoinColumn({ name: "variant_id" })
   variant: ProductVariant
 

packages/medusa/src/models/product-variant.ts

@@ -19,6 +19,9 @@ import { Product } from "./product"
 import { MoneyAmount } from "./money-amount"
 import { ProductOptionValue } from "./product-option-value"
 
+
+
+
 @Entity()
 export class ProductVariant {
   @PrimaryColumn()