TheMediaGrid: added ext.bidder.grid.demandSource processing

modules/gridBidAdapter.js

@@ -362,6 +362,10 @@ function _addBidResponse(serverBid, bidRequest, bidResponses) {
         dealId: serverBid.dealid
       };
 
+      if (serverBid.ext && serverBid.ext.bidder && serverBid.ext.bidder.grid && serverBid.ext.bidder.grid.demandSource) {
+        bidResponse.adserverTargeting = { 'hb_ds': serverBid.ext.bidder.grid.demandSource };
+      }
+
       if (serverBid.content_type === 'video') {
         bidResponse.vastXml = serverBid.adm;
         bidResponse.mediaType = VIDEO;

test/spec/modules/gridBidAdapter_spec.js

@@ -985,6 +985,68 @@ describe('TheMediaGrid Adapter', function () {
       const result = spec.interpretResponse({'body': {'seatbid': fullResponse}}, request);
       expect(result).to.deep.equal(expectedResponse);
     });
+
+    it('response with ext.bidder.grid.demandSource', function () {
+      const bidRequests = [
+        {
+          'bidder': 'grid',
+          'params': {
+            'uid': '1'
+          },
+          'adUnitCode': 'adunit-code-1',
+          'sizes': [[300, 250], [300, 600]],
+          'bidId': '26d6f897b516',
+          'bidderRequestId': '5f2009617a7c0a',
+          'auctionId': '1cbd2feafe5e8b',
+        }
+      ];
+      const serverResponse = {
+        'bid': [
+          {
+            'impid': '26d6f897b516',
+            'price': 1.15,
+            'adm': '<div>test content 1</div>',
+            'auid': 1,
+            'h': 250,
+            'w': 300,
+            'dealid': 11,
+            'ext': {
+              'bidder': {
+                'grid': {
+                  'demandSource': 'someValue'
+                }
+              }
+            }
+          }
+        ],
+        'seat': '1'
+      };
+      const request = spec.buildRequests(bidRequests);
+      const expectedResponse = [
+        {
+          'requestId': '26d6f897b516',
+          'cpm': 1.15,
+          'creativeId': 1,
+          'dealId': 11,
+          'width': 300,
+          'height': 250,
+          'ad': '<div>test content 1</div>',
+          'currency': 'USD',
+          'mediaType': 'banner',
+          'netRevenue': true,
+          'ttl': 360,
+          'meta': {
+            advertiserDomains: []
+          },
+          'adserverTargeting': {
+            'hb_ds': 'someValue'
+          }
+        }
+      ];
+
+      const result = spec.interpretResponse({'body': {'seatbid': [serverResponse]}}, request);
+      expect(result).to.deep.equal(expectedResponse);
+    });
   });
 
   describe('user sync', function () {