From ebf0a2128507de6074d3df53d5ce524513aefcca Mon Sep 17 00:00:00 2001
From: aleksatr <aleksatr@gmail.com>
Date: Tue, 30 Nov 2021 11:09:03 +0100
Subject: [PATCH] - add module name to log messages

---
 modules/viewability.js                | 14 ++++++++------
 test/spec/modules/viewability_spec.js | 10 +++++-----
 2 files changed, 13 insertions(+), 11 deletions(-)

diff --git a/modules/viewability.js b/modules/viewability.js
index 9ab1f28d0db0..2761c7acf31d 100644
--- a/modules/viewability.js
+++ b/modules/viewability.js
@@ -2,6 +2,8 @@ import { logWarn, logInfo, isStr, isFn, triggerPixel, insertHtmlIntoIframe } fro
 import { getGlobal } from '../src/prebidGlobal.js';
 import find from 'core-js-pure/features/array/find.js';
 
+export const MODULE_NAME = 'viewability';
+
 export function init() {
   (getGlobal()).viewability = {
     startMeasurement: startMeasurement,
@@ -15,7 +17,7 @@ const observers = {};
 
 function isValid(vid, element, tracker, criteria) {
   if (!element) {
-    logWarn('provide an html element to track');
+    logWarn(`${MODULE_NAME}: provide an html element to track`);
     return false;
   }
 
@@ -25,17 +27,17 @@ function isValid(vid, element, tracker, criteria) {
     (tracker.method === 'callback' && isFn(tracker.value)));
 
   if (!validTracker) {
-    logWarn('invalid tracker', tracker);
+    logWarn(`${MODULE_NAME}: invalid tracker`, tracker);
     return false;
   }
 
   if (!criteria || !criteria.inViewThreshold || !criteria.timeInView) {
-    logWarn('missing criteria', criteria);
+    logWarn(`${MODULE_NAME}: missing criteria`, criteria);
     return false;
   }
 
   if (!vid || observers[vid]) {
-    logWarn('provide an unregistered vid', vid);
+    logWarn(`${MODULE_NAME}: provide an unregistered vid`, vid);
     return false;
   }
 
@@ -76,7 +78,7 @@ export function startMeasurement(vid, element, tracker, criteria) {
         switch (tracker.method) {
           case 'img':
             triggerPixel(tracker.value, () => {
-              logInfo('viewability pixel fired', tracker.value);
+              logInfo(`${MODULE_NAME}: viewability pixel fired`, tracker.value);
             });
             break;
           case 'js':
@@ -109,7 +111,7 @@ export function startMeasurement(vid, element, tracker, criteria) {
  */
 export function stopMeasurement(vid) {
   if (!vid || !observers[vid]) {
-    logWarn('provide a registered vid', vid);
+    logWarn(`${MODULE_NAME}: provide a registered vid`, vid);
     return;
   }
 
diff --git a/test/spec/modules/viewability_spec.js b/test/spec/modules/viewability_spec.js
index 7696e5b43c7f..9ec62bc254b4 100644
--- a/test/spec/modules/viewability_spec.js
+++ b/test/spec/modules/viewability_spec.js
@@ -73,28 +73,28 @@ describe('viewability test', () => {
 
       viewability.startMeasurement('4', {}, { method: 'js', value: 'http://my.tracker/123.js' }, { inViewThreshold: 0.5, timeInView: 1000 });
       expect(logWarnSpy.callCount).to.equal(1);
-      expect(logWarnSpy.calledWith('provide an unregistered vid', '4')).to.equal(true);
+      expect(logWarnSpy.calledWith(`${viewability.MODULE_NAME}: provide an unregistered vid`, '4')).to.equal(true);
     });
 
     it('should check for valid criteria', () => {
       let logWarnSpy = sandbox.spy(utils, 'logWarn');
       viewability.startMeasurement('5', {}, { method: 'js', value: 'http://my.tracker/123.js' }, { timeInView: 1000 });
       expect(logWarnSpy.callCount).to.equal(1);
-      expect(logWarnSpy.calledWith('missing criteria', { timeInView: 1000 })).to.equal(true);
+      expect(logWarnSpy.calledWith(`${viewability.MODULE_NAME}: missing criteria`, { timeInView: 1000 })).to.equal(true);
     });
 
     it('should check for valid tracker', () => {
       let logWarnSpy = sandbox.spy(utils, 'logWarn');
       viewability.startMeasurement('6', {}, { method: 'callback', value: 'string' }, { inViewThreshold: 0.5, timeInView: 1000 });
       expect(logWarnSpy.callCount).to.equal(1);
-      expect(logWarnSpy.calledWith('invalid tracker', { method: 'callback', value: 'string' })).to.equal(true);
+      expect(logWarnSpy.calledWith(`${viewability.MODULE_NAME}: invalid tracker`, { method: 'callback', value: 'string' })).to.equal(true);
     });
 
     it('should check if element provided', () => {
       let logWarnSpy = sandbox.spy(utils, 'logWarn');
       viewability.startMeasurement('7', undefined, { method: 'js', value: 'http://my.tracker/123.js' }, { timeInView: 1000 });
       expect(logWarnSpy.callCount).to.equal(1);
-      expect(logWarnSpy.calledWith('provide an html element to track')).to.equal(true);
+      expect(logWarnSpy.calledWith(`${viewability.MODULE_NAME}: provide an html element to track`)).to.equal(true);
     });
   });
 
@@ -162,7 +162,7 @@ describe('viewability test', () => {
       let logWarnSpy = sandbox.spy(utils, 'logWarn');
       viewability.stopMeasurement('100');
       expect(logWarnSpy.callCount).to.equal(1);
-      expect(logWarnSpy.calledWith('provide a registered vid', '100')).to.equal(true);
+      expect(logWarnSpy.calledWith(`${viewability.MODULE_NAME}: provide a registered vid`, '100')).to.equal(true);
     });
   });