Adapter bug fix

src/adapters/wideorbit.js

@@ -133,6 +133,7 @@ var WideOrbitAdapter = function WideOrbitAdapter() {
         createdElem;
 
     utils._each(userMatchings, function (userMatching) {
+      createdElem = undefined;
       switch (userMatching.Type) {
         case 'redirect':
           createdElem = document.createElement('img');
@@ -146,8 +147,10 @@ var WideOrbitAdapter = function WideOrbitAdapter() {
           createdElem.async = true;
           break;
       }
-      createdElem.src = decodeURIComponent(userMatching.Url);
-      headElem.insertBefore(createdElem, headElem.firstChild);
+      if (createdElem) {
+        createdElem.src = decodeURIComponent(userMatching.Url);
+        headElem.insertBefore(createdElem, headElem.firstChild);
+      }
     });
   }
 

test/spec/adapters/wideorbit_spec.js

@@ -489,6 +489,25 @@ describe('wideorbit adapter tests', function () {
             stubAddBidResponse.restore();
         });
 
+        it('should do nothing when type is set to unrecognized type', function () {
+
+            var stubAddBidResponse = sinon.stub(bidmanager, 'addBidResponse');
+
+            var response = {
+                UserMatchings: [
+                    {
+                        Type: 'unrecognized',
+                        Url: 'http%3A%2F%2Fwww.admeta.com%2F1.js'
+                    }
+                ],
+                Placements: placements
+            };
+
+            $$PREBID_GLOBAL$$.handleWideOrbitCallback(response);
+
+            stubAddBidResponse.restore();
+        });
+
     });
 
 });