Adgrid Bid Adapter: support userSync feature

modules/adgridBidAdapter.js

@@ -178,12 +178,28 @@ function getBidData(bid) {
   return bidData;
 }
 
+/**
+ * Register the user sync pixels/iframe which should be dropped after the auction.
+ */
+function getUserSyncs(syncOptions, response, gdprConsent, uspConsent) {
+  if (typeof response !== 'object' || response === null || response.length === 0) {
+    return [];
+  }
+
+  if (response[0]?.body?.ext?.cookies && typeof response[0].body.ext.cookies === 'object') {
+    return response[0].body.ext.cookies.slice(0, 5);
+  } else {
+    return [];
+  }
+};
+
 export const spec = {
   code: BIDDER.CODE,
   isBidRequestValid,
   buildRequests,
   interpretResponse,
-  supportedMediaTypes: BIDDER.SUPPORTED_MEDIA_TYPES
+  supportedMediaTypes: BIDDER.SUPPORTED_MEDIA_TYPES,
+  getUserSyncs
 };
 
 registerBidder(spec);

test/spec/modules/adgridBidAdapter_spec.js

@@ -6,6 +6,15 @@ const globalConfig = {
   endPoint: 'https://api-prebid.adgrid.io/api/v1/auction'
 };
 
+const userConfig = {
+  gdprConsent: {
+    gdprApplies: true,
+    consentString: 'COwK6gaOwK6gaFmAAAENAPCAAAAAAAAAAAAAAAAAAAAA.IFoEUQQgAIQwgIwQABAEAAAAOIAACAIAAAAQAIAgEAACEAAAAAgAQBAAAAAAAGBAAgAAAAAAAFAAECAAAgAAQARAEQAAAAAJAAIAAgAAAYQEAAAQmAgBC3ZAYzUw',
+    vendorData: {}
+  },
+  uspConsent: '123456'
+};
+
 describe('AdGrid Bid Adapter', function () {
   const bannerRequest = [{
     bidId: 123456,
@@ -128,4 +137,35 @@ describe('AdGrid Bid Adapter', function () {
       expect(bid.currency).to.equal(receivedBid.currency);
     });
   });
+
+  describe('getUserSyncs', function () {
+    const response = { body: { cookies: [] } };
+
+    it('Validate the user sync without cookie', function () {
+      var syncs = spec.getUserSyncs({}, [response], userConfig.gdprConsent, userConfig.uspConsent);
+      expect(syncs).to.have.lengthOf(0);
+    });
+
+    it('Validate the user sync with cookie', function () {
+      response.body.ext = {
+        cookies: [{ 'type': 'image', 'url': 'https://cookie-sync.org/' }]
+      };
+      var syncs = spec.getUserSyncs({}, [response], userConfig.gdprConsent);
+      expect(syncs).to.have.lengthOf(1);
+      expect(syncs[0]).to.have.property('type').and.to.equal('image');
+      expect(syncs[0]).to.have.property('url').and.to.equal('https://cookie-sync.org/');
+    });
+
+    it('Validate the user sync with no bid', function () {
+      var syncs = spec.getUserSyncs({}, null, userConfig.gdprConsent, userConfig.uspConsent);
+      expect(syncs).to.have.lengthOf(0);
+    });
+
+    it('Validate the user sync with no bid body', function () {
+      var syncs = spec.getUserSyncs({}, [], userConfig.gdprConsent, userConfig.uspConsent);
+      expect(syncs).to.have.lengthOf(0);
+      var syncs = spec.getUserSyncs({}, [{}], userConfig.gdprConsent, userConfig.uspConsent);
+      expect(syncs).to.have.lengthOf(0);
+    });
+  });
 });