fix(medusa): Add usage_count + usage_limit to discount

integration-tests/api/__tests__/store/cart.js

@@ -106,6 +106,8 @@ describe("/store/carts", () => {
 
     afterEach(async () => {
       const manager = dbConnection.manager;
+      await manager.query(`DELETE FROM "discount"`);
+      await manager.query(`DELETE FROM "discount_rule"`);
       await manager.query(`DELETE FROM "cart"`);
       await manager.query(`DELETE FROM "customer"`);
       await manager.query(
@@ -114,6 +116,21 @@ describe("/store/carts", () => {
       await manager.query(`DELETE FROM "region"`);
     });
 
+    it("fails on apply discount if limit has been reached", async () => {
+      const api = useApi();
+
+      try {
+        await api.post("/store/carts/test-cart", {
+          discounts: [{ code: "CREATED" }],
+        });
+      } catch (error) {
+        expect(error.response.status).toEqual(400);
+        expect(error.response.data.message).toEqual(
+          "Discount has been used maximum allowed times"
+        );
+      }
+    });
+
     it("updates cart customer id", async () => {
       const api = useApi();
 

integration-tests/api/helpers/cart-seeder.js

@@ -1,15 +1,43 @@
-const { Customer, Region, Cart } = require("@medusajs/medusa");
+const {
+  Customer,
+  Region,
+  Cart,
+  DiscountRule,
+  Discount,
+} = require("@medusajs/medusa");
 
 module.exports = async (connection, data = {}) => {
   const manager = connection.manager;
 
-  await manager.insert(Region, {
+  const r = manager.create(Region, {
     id: "test-region",
     name: "Test Region",
     currency_code: "usd",
     tax_rate: 0,
   });
 
+  const d = await manager.create(Discount, {
+    id: "test-discount",
+    code: "CREATED",
+    is_dynamic: false,
+    is_disabled: false,
+  });
+
+  const dr = await manager.create(DiscountRule, {
+    id: "test-discount-rule",
+    description: "Created",
+    type: "fixed",
+    value: 10000,
+    allocation: "total",
+    usage_limit: 2,
+    usage_count: 2,
+  });
+
+  d.rule = dr;
+  d.regions = [r];
+
+  await manager.save(d);
+
   await manager.query(
     `UPDATE "country" SET region_id='test-region' WHERE iso_2 = 'us'`
   );