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holdout experiment for AdSense amp-auto-ads (#9261)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| /** | ||
| * Copyright 2017 The AMP HTML Authors. All Rights Reserved. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS-IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| import { | ||
| randomlySelectUnsetExperiments, | ||
| getExperimentBranch, | ||
| } from '../../src/experiments'; | ||
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| /** @const {string} */ | ||
| export const ADSENSE_AMP_AUTO_ADS_HOLDOUT_EXPERIMENT_NAME = | ||
| 'amp-auto-ads-adsense-holdout'; | ||
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| /** | ||
| * @enum {string} | ||
| */ | ||
| export const AdSenseAmpAutoAdsHoldoutBranches = { | ||
| CONTROL: '3782001', // don't run amp-auto-ads | ||
| EXPERIMENT: '3782002', // do run amp-auto-ads | ||
| }; | ||
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| /** @const {!../../src/experiments.ExperimentInfo} */ | ||
| const ADSENSE_AMP_AUTO_ADS_EXPERIMENT_INFO = { | ||
| isTrafficEligible: win => !!win.document.querySelector('AMP-AUTO-ADS'), | ||
| branches: [ | ||
| AdSenseAmpAutoAdsHoldoutBranches.CONTROL, | ||
| AdSenseAmpAutoAdsHoldoutBranches.EXPERIMENT, | ||
| ], | ||
| }; | ||
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| /** | ||
| * This has the side-effect of selecting the page into a branch of the | ||
| * experiment, which becomes sticky for the entire pageview. | ||
| * | ||
| * @param {!Window} win | ||
| * @return {?string} | ||
| */ | ||
| export function getAdSenseAmpAutoAdsExpBranch(win) { | ||
| const experiments = {}; | ||
| experiments[ADSENSE_AMP_AUTO_ADS_HOLDOUT_EXPERIMENT_NAME] = | ||
| ADSENSE_AMP_AUTO_ADS_EXPERIMENT_INFO; | ||
| randomlySelectUnsetExperiments(win, experiments); | ||
| return getExperimentBranch(win, ADSENSE_AMP_AUTO_ADS_HOLDOUT_EXPERIMENT_NAME) | ||
| || null; | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,83 @@ | ||
| /** | ||
| * Copyright 2017 The AMP HTML Authors. All Rights Reserved. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS-IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| import { | ||
| ADSENSE_AMP_AUTO_ADS_HOLDOUT_EXPERIMENT_NAME, | ||
| AdSenseAmpAutoAdsHoldoutBranches, | ||
| getAdSenseAmpAutoAdsExpBranch, | ||
| } from '../adsense-amp-auto-ads'; | ||
| import { | ||
| RANDOM_NUMBER_GENERATORS, | ||
| toggleExperiment, | ||
| } from '../../../src/experiments'; | ||
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| describes.realWin('adsense-amp-auto-ads', {}, env => { | ||
| let win; | ||
| let sandbox; | ||
| let accurateRandomStub; | ||
| let cachedAccuratePrng; | ||
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| beforeEach(() => { | ||
| win = env.win; | ||
| sandbox = env.sandbox; | ||
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| accurateRandomStub = sandbox.stub().returns(-1); | ||
| cachedAccuratePrng = RANDOM_NUMBER_GENERATORS.accuratePrng; | ||
| RANDOM_NUMBER_GENERATORS.accuratePrng = accurateRandomStub; | ||
| }); | ||
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| afterEach(() => { | ||
| sandbox.restore(); | ||
| RANDOM_NUMBER_GENERATORS.accuratePrng = cachedAccuratePrng; | ||
| }); | ||
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| it('should pick the control branch when experiment on and amp-auto-ads ' + | ||
| 'tag present.', () => { | ||
| const ampAutoAdsEl = win.document.createElement('amp-auto-ads'); | ||
| win.document.body.appendChild(ampAutoAdsEl); | ||
| toggleExperiment(win, ADSENSE_AMP_AUTO_ADS_HOLDOUT_EXPERIMENT_NAME, true); | ||
| RANDOM_NUMBER_GENERATORS.accuratePrng.onFirstCall().returns(0.4); | ||
| expect(getAdSenseAmpAutoAdsExpBranch(win)) | ||
| .to.equal(AdSenseAmpAutoAdsHoldoutBranches.CONTROL); | ||
| }); | ||
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| it('should pick the experiment branch when experiment on and amp-auto-ads ' + | ||
| 'tag present.', () => { | ||
| const ampAutoAdsEl = win.document.createElement('amp-auto-ads'); | ||
| win.document.body.appendChild(ampAutoAdsEl); | ||
| toggleExperiment(win, ADSENSE_AMP_AUTO_ADS_HOLDOUT_EXPERIMENT_NAME, true); | ||
| RANDOM_NUMBER_GENERATORS.accuratePrng.onFirstCall().returns(0.6); | ||
| expect(getAdSenseAmpAutoAdsExpBranch(win)) | ||
| .to.equal(AdSenseAmpAutoAdsHoldoutBranches.EXPERIMENT); | ||
| }); | ||
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| it('should not pick a branch when experiment off.', () => { | ||
| const ampAutoAdsEl = win.document.createElement('amp-auto-ads'); | ||
| win.document.body.appendChild(ampAutoAdsEl); | ||
| toggleExperiment(win, ADSENSE_AMP_AUTO_ADS_HOLDOUT_EXPERIMENT_NAME, false); | ||
| RANDOM_NUMBER_GENERATORS.accuratePrng.onFirstCall().returns(0.4); | ||
| expect(getAdSenseAmpAutoAdsExpBranch(win)).to.be.null; | ||
| }); | ||
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| it('should not pick a branch when experiment on but no and amp-auto-ads ' + | ||
| 'tag present.', () => { | ||
| toggleExperiment(win, ADSENSE_AMP_AUTO_ADS_HOLDOUT_EXPERIMENT_NAME, true); | ||
| RANDOM_NUMBER_GENERATORS.accuratePrng.onFirstCall().returns(0.4); | ||
| expect(getAdSenseAmpAutoAdsExpBranch(win)).to.be.null; | ||
| }); | ||
| }); | ||
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