From 864506c0ac28c4d4f50c24ccd4c5b3fb425d08ec Mon Sep 17 00:00:00 2001
From: shahinrahbariasl <56240400+shahinrahbariasl@users.noreply.github.com>
Date: Wed, 19 Oct 2022 12:13:11 -0400
Subject: [PATCH] IX Bid Adapter: send bid floor per size in format ext (#9084)

* feat: send bid floor per size in format ext [PB-1311]

* fix: remove typo [PB-1311]

Co-authored-by: shahin.rahbariasl <shahin.rahbariasl@indexexchange.com>
---
 modules/ixBidAdapter.js                | 13 +++++++++----
 test/spec/modules/ixBidAdapter_spec.js | 12 ++++++++++++
 2 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/modules/ixBidAdapter.js b/modules/ixBidAdapter.js
index 6913c98013c..fc387fac76a 100644
--- a/modules/ixBidAdapter.js
+++ b/modules/ixBidAdapter.js
@@ -809,10 +809,15 @@ function buildRequest(validBidRequests, bidderRequest, impressions, version) {
         },
       };
 
-      // We add sid in imp.ext.sid therefore, remove from banner.format[].ext
-      for (let bannerFormat of _bannerImpression.banner.format) {
-        if (bannerFormat.ext != null && bannerFormat.ext.sid != null) {
-          delete bannerFormat.ext.sid;
+      for (let i = 0; i < _bannerImpression.banner.format.length; i++) {
+        // We add sid in imp.ext.sid therefore, remove from banner.format[].ext
+        if (_bannerImpression.banner.format[i].ext != null && _bannerImpression.banner.format[i].ext.sid != null) {
+          delete _bannerImpression.banner.format[i].ext.sid;
+        }
+
+        // add floor per size
+        if ('bidfloor' in impressionObjects[i]) {
+          _bannerImpression.banner.format[i].ext.bidfloor = impressionObjects[i].bidfloor
         }
       }
 
diff --git a/test/spec/modules/ixBidAdapter_spec.js b/test/spec/modules/ixBidAdapter_spec.js
index b110c9a4872..a1b79358e8c 100644
--- a/test/spec/modules/ixBidAdapter_spec.js
+++ b/test/spec/modules/ixBidAdapter_spec.js
@@ -1870,6 +1870,18 @@ describe('IndexexchangeAdapter', function () {
         expect(impression.banner.format[0].ext.fl).to.equal('x');
       });
 
+      it('banner multi size impression should have bidFloor both in imp and format ext obejcts', function () {
+        const bid = utils.deepClone(DEFAULT_BANNER_VALID_BID[0]);
+        bid.params.bidFloor = 50;
+        bid.params.bidFloorCur = 'USD';
+        const requestBidFloor = spec.buildRequests([bid], {})[0];
+        const impression = JSON.parse(requestBidFloor.data.r).imp[0];
+
+        expect(impression.bidfloor).to.equal(bid.params.bidFloor);
+        expect(impression.bidfloorcur).to.equal(bid.params.bidFloorCur);
+        expect(impression.banner.format[0].ext.bidfloor).to.equal(50);
+      });
+
       it('missing sizes impressions should contain floors from priceFloors module ', function () {
         const bid = utils.deepClone(ONE_BANNER[0]);
         bid.mediaTypes.banner.sizes.push([500, 400])