feat: Add method to GET all transactions on an order (#111)

src/endpoints/orders.js

@@ -14,6 +14,11 @@ class OrdersEndpoint extends BaseExtend {
   Payment(id, body) {
     return this.request.send(`${this.endpoint}/${id}/payments`, 'POST', body);
   }
+
+  Transactions(id) {
+    return this.request.send(`${this.endpoint}/${id}/transactions`, 'GET');
+  }
+
 }
 
 export default OrdersEndpoint;

test/factories.js

@@ -161,3 +161,40 @@ export const orderItemsArray = [{
   quantity: 1,
   product_id: 'product-2',
 }];
+
+export const orderTransactionsArray = [{
+  id: 'transaction-1',
+  type: 'transaction',
+  reference: 'ch_1AzkYiFnpfya5sMz8gVp6Ds6',
+  gateway: 'stripe',
+  amount: 159800,
+  currency: 'NOK',
+  'transaction-type': 'purchase',
+  status: 'complete',
+  relationships: {
+    order: {
+      data: {
+        type: 'order',
+        id: 'c5530906-7b68-42ee-99c3-68cfebdcd749',
+      },
+    },
+  },
+},
+{
+  id: 'transaction-2',
+  type: 'transaction',
+  reference: 'ch_1AzkYiFnpfya5sMz8gVp6Ds6',
+  gateway: 'stripe',
+  amount: 159800,
+  currency: 'NOK',
+  'transaction-type': 'purchase',
+  status: 'complete',
+  relationships: {
+    order: {
+      data: {
+        type: 'order',
+        id: 'c5530906-7b68-42ee-99c3-68cfebdcd749',
+      },
+    },
+  },
+}];

test/unit/orders.js

@@ -1,7 +1,7 @@
 import { assert } from 'chai';
 import nock from 'nock';
 import { gateway as MoltinGateway } from '../../src/moltin';
-import { ordersArray as orders, orderItemsArray as orderItems } from '../factories';
+import { ordersArray as orders, orderItemsArray as orderItems, orderTransactionsArray as orderTransactions } from '../factories';
 
 const apiUrl = 'https://api.moltin.com/v2';
 
@@ -64,6 +64,24 @@ describe('Moltin orders', () => {
     });
   });
 
+  it('should return an array of transactions from an order', () => {
+    // Intercept the API request
+    nock(apiUrl, {
+      reqHeaders: {
+        Authorization: 'a550d8cbd4a4627013452359ab69694cd446615a',
+        'Content-Type': 'application/json',
+      },
+    })
+    .get('/orders/order-1/transactions')
+    .reply(200, orderTransactions[0]);
+
+    return Moltin.Orders.Transactions(orders[0].id)
+    .then((response) => {
+      assert.propertyVal(response, 'id', 'transaction-1');
+      assert.nestedPropertyVal(response, 'relationships.order.data.id', 'c5530906-7b68-42ee-99c3-68cfebdcd749');
+    });
+  });
+
   it('should complete a payment for an order', () => {
     // Intercept the API request
     nock(apiUrl, {