fix: refs #7906 add test

modules/zone/back/methods/zone/specs/deleteZone.spec.js

@@ -9,8 +9,8 @@ describe('zone deletezone()', () => {
     };
     const ctx = {req: activeCtx};
     const zoneId = 4;
+    const zoneId2 = 3;
     let ticketIDs;
-    let originalTicketStates;
 
     beforeAll(async() => {
         spyOn(LoopBackContext, 'getCurrentContext').and.returnValue({
@@ -44,4 +44,19 @@ describe('zone deletezone()', () => {
             throw e;
         }
     });
+
+    it('should not delete the zone if it has tickets', async() => {
+        const tx = await models.Zone.beginTransaction({});
+
+        try {
+            const options = {transaction: tx};
+            await models.Zone.deleteZone(ctx, zoneId2, options);
+
+            expect(e.message).toEqual('There are tickets for this area, delete them first');
+
+            await tx.rollback();
+        } catch (e) {
+            await tx.rollback();
+        }
+    });
 });