PubMatic Analytics Adapter: Handled bid rejection in case of "Floor n…

…ot met" (prebid#10374)

* Handling bids rejected due to floors

* Updated test case after new changes to s2s floors

---------

Co-authored-by: pm-azhar-mulla <azhar@L1119.local>

modules/pubmaticAnalyticsAdapter.js

@@ -509,6 +509,16 @@ function bidResponseHandler(args) {
   bid.bidResponse = parseBidResponse(args);
 }
 
+function bidRejectedHandler(args) {
+  // If bid is rejected due to floors value did not met
+  // make cpm as 0, status as bidRejected and forward the bid for logging
+  if (args.rejectionReason === CONSTANTS.REJECTION_REASON.FLOOR_NOT_MET) {
+    args.cpm = 0;
+    args.status = CONSTANTS.BID_STATUS.BID_REJECTED;
+    bidResponseHandler(args);
+  }
+}
+
 function bidderDoneHandler(args) {
   cache.auctions[args.auctionId].bidderDonePendingCount--;
   args.bids.forEach(bid => {
@@ -607,6 +617,9 @@ let pubmaticAdapter = Object.assign({}, baseAdapter, {
       case CONSTANTS.EVENTS.BID_RESPONSE:
         bidResponseHandler(args);
         break;
+      case CONSTANTS.EVENTS.BID_REJECTED:
+        bidRejectedHandler(args)
+        break;
       case CONSTANTS.EVENTS.BIDDER_DONE:
         bidderDoneHandler(args);
         break;

test/spec/modules/pubmaticAnalyticsAdapter_spec.js

@@ -22,6 +22,7 @@ const {
     AUCTION_END,
     BID_REQUESTED,
     BID_RESPONSE,
+    BID_REJECTED,
     BIDDER_DONE,
     BID_WON,
     BID_TIMEOUT,
@@ -107,6 +108,9 @@ const BID2 = Object.assign({}, BID, {
   }
 });
 
+const BID3 = Object.assign({}, BID2, {
+  rejectionReason: CONSTANTS.REJECTION_REASON.FLOOR_NOT_MET
+})
 const MOCK = {
   SET_TARGETING: {
     [BID.adUnitCode]: BID.adserverTargeting,
@@ -236,6 +240,9 @@ const MOCK = {
     BID,
     BID2
   ],
+  REJECTED_BID: [
+    BID3
+  ],
   AUCTION_END: {
     'auctionId': '25c6d7f5-699a-4bfc-87c9-996f915341fa'
   },
@@ -1076,6 +1083,60 @@ describe('pubmatic analytics adapter', function () {
       expect(data.kgpv).to.equal('*');
     });
 
+    it('Logger: to handle floor rejected bids', function() {
+      this.timeout(5000)
+
+      sandbox.stub($$PREBID_GLOBAL$$, 'getHighestCpmBids').callsFake((key) => {
+        return [MOCK.BID_RESPONSE[0], MOCK.BID_RESPONSE[1]]
+      });
+
+      events.emit(AUCTION_INIT, MOCK.AUCTION_INIT);
+      events.emit(BID_REQUESTED, MOCK.BID_REQUESTED);
+      events.emit(BID_RESPONSE, MOCK.BID_RESPONSE[0]);
+      events.emit(BID_REJECTED, MOCK.REJECTED_BID[0]);
+      events.emit(BIDDER_DONE, MOCK.BIDDER_DONE);
+      events.emit(AUCTION_END, MOCK.AUCTION_END);
+      events.emit(SET_TARGETING, MOCK.SET_TARGETING);
+      events.emit(BID_WON, MOCK.BID_WON[0]);
+
+      clock.tick(2000 + 1000);
+      expect(requests.length).to.equal(2); // 1 logger and 1 win-tracker
+      let request = requests[1]; // logger is executed late, trackers execute first
+      expect(request.url).to.equal('https://t.pubmatic.com/wl?pubid=9999');
+      let data = getLoggerJsonFromRequest(request.requestBody);
+
+      // slot 2
+      // Testing only for rejected bid as other scenarios will be covered under other TCs
+      expect(data.s[1].sn).to.equal('/19968336/header-bid-tag-1');
+      expect(data.s[1].fskp).to.equal(0);
+      expect(data.s[1].sz).to.deep.equal(['1000x300', '970x250', '728x90']);
+      expect(data.s[1].ps).to.be.an('array');
+      expect(data.s[1].ps.length).to.equal(1);
+      expect(data.s[1].ps[0].pn).to.equal('pubmatic');
+      expect(data.s[0].ps[0].bc).to.equal('pubmatic');
+      expect(data.s[1].ps[0].bidid).to.equal('3bd4ebb1c900e2');
+      expect(data.s[1].ps[0].piid).to.equal('partnerImpressionID-2');
+      expect(data.s[1].ps[0].db).to.equal(0);
+      expect(data.s[1].ps[0].kgpv).to.equal('this-is-a-kgpv');
+      expect(data.s[1].ps[0].kgpsv).to.equal('this-is-a-kgpv');
+      expect(data.s[1].ps[0].psz).to.equal('728x90');
+      expect(data.s[1].ps[0].eg).to.equal(1.52);
+      expect(data.s[1].ps[0].en).to.equal(0); // Net CPM is market as 0 due to bid rejection
+      expect(data.s[1].ps[0].di).to.equal('the-deal-id');
+      expect(data.s[1].ps[0].dc).to.equal('PMP');
+      expect(data.s[1].ps[0].mi).to.equal('matched-impression');
+      expect(data.s[1].ps[0].adv).to.equal('example.com');
+      expect(data.s[1].ps[0].l1).to.equal(3214);
+      expect(data.s[1].ps[0].l2).to.equal(0);
+      expect(data.s[1].ps[0].ss).to.equal(1);
+      expect(data.s[1].ps[0].t).to.equal(0);
+      expect(data.s[1].ps[0].wb).to.equal(1);
+      expect(data.s[1].ps[0].af).to.equal('banner');
+      expect(data.s[1].ps[0].ocpm).to.equal(1.52);
+      expect(data.s[1].ps[0].ocry).to.equal('USD');
+      expect(data.s[1].ps[0].frv).to.equal(1.1);
+    });
+
     it('Logger: best case + win tracker in case of Bidder Aliases', function() {
       MOCK.BID_REQUESTED['bids'][0]['bidder'] = 'pubmatic_alias';
       MOCK.BID_REQUESTED['bids'][0]['bidderCode'] = 'pubmatic_alias';
@@ -1123,7 +1184,7 @@ describe('pubmatic analytics adapter', function () {
       expect(data.s[0].fskp).to.equal(0);
       expect(data.s[0].sz).to.deep.equal(['640x480']);
       expect(data.s[0].ps).to.be.an('array');
-	  expect(data.s[0].au).to.equal('/19968336/header-bid-tag-0');
+	    expect(data.s[0].au).to.equal('/19968336/header-bid-tag-0');
       expect(data.s[0].ps.length).to.equal(1);
       expect(data.s[0].ps[0].pn).to.equal('pubmatic');
       expect(data.s[0].ps[0].bc).to.equal('pubmatic_alias');
@@ -1242,7 +1303,7 @@ describe('pubmatic analytics adapter', function () {
       expect(data.s[0].fskp).to.equal(0);
       expect(data.s[0].sz).to.deep.equal(['640x480']);
       expect(data.s[0].ps).to.be.an('array');
-	  expect(data.s[0].au).to.equal('/19968336/header-bid-tag-0');
+	    expect(data.s[0].au).to.equal('/19968336/header-bid-tag-0');
       expect(data.s[0].ps.length).to.equal(1);
       expect(data.s[0].ps[0].pn).to.equal('pubmatic');
       expect(data.s[0].ps[0].bc).to.equal('groupm');