672df850cb
Improve the comments and APIs provided by AB.js: - Control becomes unsampled. - A becomes control. - B becomes treatment. This code does not appear to be in use presently, so it's a great time to change it. Change-Id: I31d619f889ee45102a4aed774a6ec41f0d95ba7d
57 lines
1.5 KiB
JavaScript
57 lines
1.5 KiB
JavaScript
( function ( M ) {
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var AB = M.require( 'skins.minerva.scripts/AB' ),
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util = M.require( 'mobile.startup/util' ),
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defaultConfig = {
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testName: 'WME.MinervaABTest',
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samplingRate: 0.5,
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sessionId: mw.user.generateRandomSessionId()
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};
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QUnit.module( 'Minerva AB-test' );
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QUnit.test( 'Bucketing test', function ( assert ) {
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var userBuckets = {
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unsampled: 0,
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control: 0,
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treatment: 0
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},
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maxUsers = 1000,
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bucketingTest,
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config,
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i;
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for ( i = 0; i < maxUsers; i++ ) {
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config = util.extend( {}, defaultConfig, {
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sessionId: mw.user.generateRandomSessionId()
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} );
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bucketingTest = new AB( config );
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if ( bucketingTest.isControl() ) {
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++userBuckets.control;
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} else if ( bucketingTest.isTreatment() ) {
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++userBuckets.treatment;
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} else if ( !bucketingTest.isSampled() ) {
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++userBuckets.unsampled;
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} else {
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throw new Error( 'Unknown bucket!' );
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}
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}
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assert.strictEqual(
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( userBuckets.unsampled / maxUsers > 0.4 ) &&
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( userBuckets.unsampled / maxUsers < 0.6 ),
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true, 'test unsampled group is about 50% (' + userBuckets.unsampled / 10 + '%)' );
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assert.strictEqual(
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( userBuckets.control / maxUsers > 0.2 ) &&
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( userBuckets.control / maxUsers < 0.3 ),
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true, 'test control group is about 25% (' + userBuckets.control / 10 + '%)' );
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assert.strictEqual(
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( userBuckets.treatment / maxUsers > 0.2 ) &&
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( userBuckets.treatment / maxUsers < 0.3 ),
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true, 'test new treatment group is about 25% (' + userBuckets.treatment / 10 + '%)' );
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} );
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}( mw.mobileFrontend ) );
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