mirror of
https://gerrit.wikimedia.org/r/mediawiki/skins/MinervaNeue
synced 2024-12-22 10:33:24 +00:00
53 lines
1.5 KiB
JavaScript
53 lines
1.5 KiB
JavaScript
( function () {
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const AB = require( '../../../resources/skins.minerva.scripts/AB.js' );
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const 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', ( assert ) => {
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const 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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const maxUsers = 1000;
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for ( let i = 0; i < maxUsers; i++ ) {
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const config = Object.assign( {}, defaultConfig, {
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sessionId: mw.user.generateRandomSessionId()
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} );
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const 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 > 0.3 ) &&
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( userBuckets.unsampled / maxUsers < 0.7 ),
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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 > 0.1 ) &&
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( userBuckets.control / maxUsers < 0.4 ),
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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 > 0.1 ) &&
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( userBuckets.treatment / maxUsers < 0.4 ),
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true, 'test new treatment group is about 25% (' + userBuckets.treatment / 10 + '%)' );
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} );
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}() );
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