Appnexus bid adapter: create stub for meta.advertiserDomains

modules/appnexusBidAdapter.js

@@ -578,6 +578,11 @@ function newBid(serverBid, rtbBid, bidderRequest) {
     }
   };
 
+  // WE DON'T FULLY SUPPORT THIS ATM - future spot for adomain code; creating a stub for 5.0 compliance
+  if (rtbBid.adomain) {
+    bid.meta = Object.assign({}, bid.meta, { advertiserDomains: [] });
+  }
+
   if (rtbBid.advertiser_id) {
     bid.meta = Object.assign({}, bid.meta, { advertiserId: rtbBid.advertiser_id });
   }

test/spec/modules/appnexusBidAdapter_spec.js

@@ -1280,6 +1280,21 @@ describe('AppNexusAdapter', function () {
       }
       let result = spec.interpretResponse({ body: responseAdvertiserId }, {bidderRequest});
       expect(Object.keys(result[0].meta)).to.include.members(['advertiserId']);
-    })
+    });
+
+    it('should add advertiserDomains', function() {
+      let responseAdvertiserId = deepClone(response);
+      responseAdvertiserId.tags[0].ads[0].adomain = ['123'];
+
+      let bidderRequest = {
+        bids: [{
+          bidId: '3db3773286ee59',
+          adUnitCode: 'code'
+        }]
+      }
+      let result = spec.interpretResponse({ body: responseAdvertiserId }, {bidderRequest});
+      expect(Object.keys(result[0].meta)).to.include.members(['advertiserDomains']);
+      expect(Object.keys(result[0].meta.advertiserDomains)).to.deep.equal([]);
+    });
   });
 });