unit test added

Author: mmustafa-tse

test/src/tests-kit-blocking.ts

@@ -7,6 +7,7 @@ import KitBlocker from '../../src/kitBlocking';
 import Types from '../../src/types';
 import { DataPlanVersion } from '@mparticle/data-planning-models';
 import fetchMock from 'fetch-mock/esm/client';
+import { expect } from 'chai'
 const { findBatch, waitForCondition, fetchMockSuccess, hasIdentifyReturned } = Utils;
 
 let forwarderDefaultConfiguration = Utils.forwarderDefaultConfiguration,
@@ -616,6 +617,24 @@ describe('kit blocking', () => {
             })
         });
 
+        it('integration test - should not throw an error when unplanned user attributes are allowed and block.ua = true', function(done) {
+            window.mParticle.config.kitConfigs.push(forwarderDefaultConfiguration('MockForwarder'));
+            window.mParticle.init(apiKey, window.mParticle.config);
+            
+            //save old data points for reset later
+            const oldDataPoints = dataPlan.dtpn.vers.version_document.data_points;
+            dataPlan.dtpn.vers.version_document.data_points = [];
+            let kitBlocker = new KitBlocker(kitBlockerDataPlan, window.mParticle.getInstance());
+
+            expect(() => { kitBlocker.isAttributeKeyBlocked('unplannedAttr') }).to.not.throw(TypeError, /Cannot read properties of undefined \(reading 'unplannedAttr'\)/)
+            
+            //reset data points
+            dataPlan.dtpn.vers.version_document.data_points = oldDataPoints;
+
+            done();
+            
+        });
+
         it('integration test - should allow an unplanned attribute to be set on forwarder if additionalProperties = true and blok.ua = true', function(done) {
             let userAttributeDataPoint = dataPlan.dtpn.vers.version_document.data_points.find(dataPoint => {
                 return dataPoint.match.type === 'user_attributes'