061d155303
Callback usage was removed in I67fb6e448f6ecc97c89c1187e491ee05f7a312ef so this function may be removed. Bug: T191532 Change-Id: I88f0d6740c9e9615faba2e3c60772269c705f43e
55 lines
1.4 KiB
JavaScript
55 lines
1.4 KiB
JavaScript
/*
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* Bucketing wrapper for creating AB-tests.
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*
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* Given a test name, sampling rate, and session ID, provides a class that buckets users into
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* predefined bucket ("control", "A", "B") and starts an AB-test.
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*/
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( function ( M, mwExperiments ) {
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/**
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* Buckets users based on params and exposes an `isEnabled` and `getBucket` method.
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* @param {Object} config Configuration object for AB test.
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* @param {string} config.testName
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* @param {number} config.samplingRate Sampling rate for the AB-test.
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* @param {number} config.sessionId Session ID for user bucketing.
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* @constructor
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*/
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function AB( config ) {
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var CONTROL_BUCKET = 'control',
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testName = config.testName,
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samplingRate = config.samplingRate,
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sessionId = config.sessionId,
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test = {
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name: testName,
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enabled: !!samplingRate,
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buckets: {
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control: 1 - samplingRate,
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A: samplingRate / 2,
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B: samplingRate / 2
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}
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};
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/**
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* Gets the users AB-test bucket
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* @return {string} AB-test bucket, CONTROL_BUCKET by default, "A" or "B" buckets otherwise.
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*/
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function getBucket() {
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return mwExperiments.getBucket( test, sessionId );
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}
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/**
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* Checks whether or not a user is in the AB-test,
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* @return {boolean}
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*/
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function isEnabled() {
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return getBucket() !== CONTROL_BUCKET;
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}
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return {
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getBucket: getBucket,
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isEnabled: isEnabled
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};
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}
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M.define( 'skins.minerva.scripts/AB', AB );
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}( mw.mobileFrontend, mw.experiments ) );
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