#536 updatePrice.js backend unit test

services/loopback/common/methods/sale/specs/updatePrice.spec.js

@@ -0,0 +1,31 @@
+const app = require(`${servicesDir}/ticket/server/server`);
+
+describe('sale updatePrice()', () => {
+    it('should throw an error if the price is not a number', async() => {
+        let error;
+
+        let params = {price: `this price is so wrong!`};
+
+        await app.models.Sale.updatePrice(params)
+            .catch(response => {
+                expect(response).toEqual(new Error('The value should be a number'));
+                error = response;
+            });
+
+        expect(error).toBeDefined();
+    });
+
+    it(`should throw an error if the price is undefined`, async() => {
+        let error;
+
+        let params = {ticketFk: 1, price: undefined};
+
+        await app.models.Sale.updatePrice(params)
+            .catch(response => {
+                expect(response).toEqual(new Error('The value should be a number'));
+                error = response;
+            });
+
+        expect(error).toBeDefined();
+    });
+});

services/loopback/common/methods/sale/updatePrice.js

@@ -21,17 +21,14 @@ module.exports = Self => {
         }
     });
 
-    Self.updatePrice = async params => {
-        if (isNaN(params.price))
-            throw new UserError(`The value should be a number`);
-        if (!params.price) params.price = 0;
+    Self.getTicket = async params => {
         let model = Self.app.models;
         let thisTicketIsEditable = await model.Ticket.isEditable(params.ticketFk);
 
         if (!thisTicketIsEditable)
             throw new UserError(`The sales of this ticket can't be modified`);
 
-        let ticket = await model.Ticket.find({
+        return await model.Ticket.find({
             where: {
                 id: params.ticketFk
             },
@@ -43,11 +40,21 @@ module.exports = Self => {
             }],
             fields: ['id', 'clientFk']
         });
+    };
 
+    Self.updatePrice = async params => {
+        if (isNaN(params.price))
+            throw new UserError(`The value should be a number`);
+
+        if (!params.price) params.price = 0;
+
+        let model = Self.app.models;
+
+        let ticket = await Self.getTicket(params);
         let usesMana = await model.WorkerMana.findOne({where: {workerFk: ticket[0].client().salesPersonFk}, fields: 'amount'});
         let currentLine = await Self.app.models.Sale.findOne({where: {id: params.id}, fields: 'price'});
-        let componentToUse;
 
+        let componentToUse;
         if (usesMana)
             componentToUse = 37;
         else
@@ -61,8 +68,8 @@ module.exports = Self => {
         await Self.rawSql(query, [params.id, componentToUse, value, value]);
 
         await Self.app.models.Sale.update({id: params.id}, {price: params.price});
-        query = `
-            call vn.manaSpellersRequery(?)`;
+
+        query = `call vn.manaSpellersRequery(?)`;
         await Self.rawSql(query, [ticket[0].client().salesPersonFk]);
     };
 };