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tests: add devtools test for important data warning (#11544)
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15 changes: 15 additions & 0 deletions
15
...btests/webtests/http/tests/devtools/lighthouse/lighthouse-clear-data-warning-expected.txt
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| Tests that Lighthouse panel displays a warning when important data may affect performance. | ||
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| ========== Lighthouse Start Audit State ========== | ||
| [x] Performance | ||
| [ ] Progressive Web App | ||
| [ ] Best practices | ||
| [ ] Accessibility | ||
| [ ] SEO | ||
| [ ] Publisher Ads | ||
| [x] Clear storage | ||
| [x] Simulated throttling | ||
| Generate report: enabled visible | ||
| Warning Text: There may be stored data affecting loading performance in these locations: Web SQL, IndexedDB. Audit this page in an incognito window to prevent those resources from affecting your scores. | ||
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...hromium-webtests/webtests/http/tests/devtools/lighthouse/lighthouse-clear-data-warning.js
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| // Copyright 2020 The Chromium Authors. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style license that can be | ||
| // found in the LICENSE file. | ||
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| (async function() { | ||
| TestRunner.addResult('Tests that Lighthouse panel displays a warning when important data may affect performance.\n'); | ||
| await TestRunner.navigatePromise('resources/lighthouse-storage.html'); | ||
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| await TestRunner.loadModule('lighthouse_test_runner'); | ||
| await TestRunner.showPanel('lighthouse'); | ||
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| const containerElement = LighthouseTestRunner.getContainerElement(); | ||
| const checkboxes = containerElement.querySelectorAll('.checkbox'); | ||
| for (const checkbox of checkboxes) { | ||
| if (checkbox.textElement.textContent === 'Performance' || checkbox.textElement.textContent === 'Clear storage') { | ||
| continue; | ||
| } | ||
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| if (checkbox.checkboxElement.checked) { | ||
| checkbox.checkboxElement.click(); | ||
| } | ||
| } | ||
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| LighthouseTestRunner.dumpStartAuditState(); | ||
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| const Events = Lighthouse.LighthousePanel.getEvents(); | ||
| const warningText = containerElement.querySelector('.lighthouse-warning-text'); | ||
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| // Wait for warning event to be handled | ||
| LighthouseTestRunner._panel()._controller.addEventListener(Events.PageWarningsChanged, () => { | ||
| TestRunner.addResult(`Warning Text: ${warningText.textContent}`); | ||
| TestRunner.completeTest(); | ||
| }); | ||
| LighthouseTestRunner.forcePageAuditabilityCheck(); | ||
| })(); |
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...romium-webtests/webtests/http/tests/devtools/lighthouse/resources/lighthouse-storage.html
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| <!DOCTYPE html> | ||
| <head> | ||
| <meta charset="UTF-8"> | ||
| <script> | ||
| // Indexeddb | ||
| window.indexedDB.open("DataBase", 3); | ||
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| // WebSQL | ||
| var db = openDatabase('mydb', '1.0', 'Test', 2 * 1024 * 1024); | ||
| db.transaction(function (tx) { | ||
| tx.executeSql('CREATE TABLE IF NOT EXISTS LOGS (id unique, log)'); | ||
| tx.executeSql('INSERT INTO LOGS (id, log) VALUES (1, "foobar")'); | ||
| }); | ||
| </script> | ||
| </head> | ||
| <body> | ||
| hi | ||
| </body> |