OpenX Bid Adapter: add ortb2Imp to PAAPI auctionSignals (#11012)

* OpenX Bid Adapter: add ortb2Imp to PAAPI auctionSignals

* Use imp instead of searching ortbRequest

Author: laurb9

modules/openxBidAdapter.js

@@ -107,9 +107,11 @@ const converter = ortbConverter({
       fledgeAuctionConfigs = Object.entries(fledgeAuctionConfigs).map(([bidId, cfg]) => {
         return {
           bidId,
-          config: Object.assign({
-            auctionSignals: {},
-          }, cfg)
+          config: mergeDeep(Object.assign({}, cfg), {
+            auctionSignals: {
+              ortb2Imp: context.impContext[bidId]?.imp,
+            },
+          }),
         }
       });
       return {

test/spec/modules/openxBidAdapter_spec.js

@@ -1508,6 +1508,25 @@ describe('OpenxRtbAdapter', function () {
         expect(response.fledgeAuctionConfigs.length).to.equal(1);
         expect(response.fledgeAuctionConfigs[0].bidId).to.equal('test-bid-id');
       });
+
+      it('should inject ortb2Imp in auctionSignals', function () {
+        const auctionConfig = response.fledgeAuctionConfigs[0].config;
+        expect(auctionConfig).to.deep.include({
+          auctionSignals: {
+            ortb2Imp: {
+              id: 'test-bid-id',
+              tagid: '12345678',
+              banner: {
+                topframe: 0,
+                format: bidRequestConfigs[0].mediaTypes.banner.sizes.map(([w, h]) => ({w, h}))
+              },
+              ext: {
+                divid: 'adunit-code',
+              }
+            }
+          }
+        });
+      })
     });
   });