TripleLift: User sync fallback

modules/tripleliftBidAdapter.js

@@ -63,21 +63,34 @@ export const tripleliftAdapterSpec = {
   },
 
   getUserSyncs: function(syncOptions) {
-    let ibCall = '//ib.3lift.com/sync?';
-    if (consentString !== null) {
-      ibCall = utils.tryAppendQueryString(ibCall, 'gdpr', gdprApplies);
-      ibCall = utils.tryAppendQueryString(ibCall, 'cmp_cs', consentString);
+    let syncType = _getSyncType(syncOptions);
+    if (!syncType) return;
+
+    let syncEndpoint = 'https://eb2.3lift.com/sync?';
+
+    if (syncType === 'image') {
+      syncEndpoint = utils.tryAppendQueryString(syncEndpoint, 'px', 1);
+      syncEndpoint = utils.tryAppendQueryString(syncEndpoint, 'src', 'prebid');
     }
 
-    if (syncOptions.iframeEnabled) {
-      return [{
-        type: 'iframe',
-        url: ibCall
-      }];
+    if (consentString !== null) {
+      syncEndpoint = utils.tryAppendQueryString(syncEndpoint, 'gdpr', gdprApplies);
+      syncEndpoint = utils.tryAppendQueryString(syncEndpoint, 'cmp_cs', consentString);
     }
+
+    return [{
+      type: syncType,
+      url: syncEndpoint
+    }];
   }
 }
 
+function _getSyncType(syncOptions) {
+  if (!syncOptions) return;
+  if (syncOptions.iframeEnabled) return 'iframe';
+  if (syncOptions.pixelEnabled) return 'image';
+}
+
 function _buildPostBody(bidRequests) {
   let data = {};
   let { schain } = bidRequests[0];

test/spec/modules/tripleliftBidAdapter_spec.js

@@ -5,6 +5,7 @@ import { deepClone } from 'src/utils';
 import prebid from '../../../package.json';
 
 const ENDPOINT = 'https://tlx.3lift.com/header/auction?';
+const GDPR_CONSENT_STR = 'BOONm0NOONm0NABABAENAa-AAAARh7______b9_3__7_9uz_Kv_K7Vf7nnG072lPVA9LTOQ6gEaY';
 
 describe('triplelift adapter', function () {
   const adapter = newBidder(tripleliftAdapterSpec);
@@ -107,7 +108,7 @@ describe('triplelift adapter', function () {
           referer: 'http://examplereferer.com'
         },
         gdprConsent: {
-          consentString: 'BOONm0NOONm0NABABAENAa-AAAARh7______b9_3__7_9uz_Kv_K7Vf7nnG072lPVA9LTOQ6gEaY',
+          consentString: GDPR_CONSENT_STR,
           gdprApplies: true
         },
       };
@@ -281,7 +282,7 @@ describe('triplelift adapter', function () {
         referer: 'http://examplereferer.com'
       },
       gdprConsent: {
-        consentString: 'BOONm0NOONm0NABABAENAa-AAAARh7______b9_3__7_9uz_Kv_K7Vf7nnG072lPVA9LTOQ6gEaY',
+        consentString: GDPR_CONSENT_STR,
         gdprApplies: true
       }
     };
@@ -355,12 +356,50 @@ describe('triplelift adapter', function () {
           referer: 'http://examplereferer.com'
         },
         gdprConsent: {
-          consentString: 'BOONm0NOONm0NABABAENAa-AAAARh7______b9_3__7_9uz_Kv_K7Vf7nnG072lPVA9LTOQ6gEaY',
+          consentString: GDPR_CONSENT_STR,
           gdprApplies: true
         }
       };
       let result = tripleliftAdapterSpec.interpretResponse(response, {bidderRequest});
       expect(result).to.have.length(2);
     });
   });
+
+  describe('getUserSyncs', function() {
+    let expectedIframeSyncUrl = 'https://eb2.3lift.com/sync?gdpr=true&cmp_cs=' + GDPR_CONSENT_STR + '&';
+    let expectedImageSyncUrl = 'https://eb2.3lift.com/sync?px=1&src=prebid&gdpr=true&cmp_cs=' + GDPR_CONSENT_STR + '&';
+
+    it('returns undefined when syncing is not enabled', function() {
+      expect(tripleliftAdapterSpec.getUserSyncs({})).to.equal(undefined);
+      expect(tripleliftAdapterSpec.getUserSyncs()).to.equal(undefined);
+    });
+
+    it('returns iframe user sync pixel when iframe syncing is enabled', function() {
+      let syncOptions = {
+        iframeEnabled: true
+      };
+      let result = tripleliftAdapterSpec.getUserSyncs(syncOptions);
+      expect(result[0].type).to.equal('iframe');
+      expect(result[0].url).to.equal(expectedIframeSyncUrl);
+    });
+
+    it('returns image user sync pixel when iframe syncing is disabled', function() {
+      let syncOptions = {
+        pixelEnabled: true
+      };
+      let result = tripleliftAdapterSpec.getUserSyncs(syncOptions);
+      expect(result[0].type).to.equal('image')
+      expect(result[0].url).to.equal(expectedImageSyncUrl);
+    });
+
+    it('returns iframe user sync pixel when both options are enabled', function() {
+      let syncOptions = {
+        pixelEnabled: true,
+        iframeEnabled: true
+      };
+      let result = tripleliftAdapterSpec.getUserSyncs(syncOptions);
+      expect(result[0].type).to.equal('iframe');
+      expect(result[0].url).to.equal(expectedIframeSyncUrl);
+    });
+  });
 });