| // Copyright 2018 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. |
| |
| (async function() { |
| 'use strict'; |
| TestRunner.addResult(`Tests that Elements properly populate and select after immediate updates crbug.com/829884\n`); |
| await TestRunner.loadModule('elements_test_runner'); |
| await TestRunner.showPanel('elements'); |
| await TestRunner.loadHTML(` |
| <!DOCTYPE HTML"> |
| <html> |
| <head></head> |
| <body id="body"> |
| <div>FooBar1</div> |
| <div>FooBar2</div> |
| </body> |
| </html> |
| `); |
| |
| const treeOutline = ElementsTestRunner.firstElementsTreeOutline(); |
| ElementsTestRunner.selectNodeWithId('body', node => { |
| TestRunner.addResult(`BEFORE: children: ${node.children()}, childNodeCount: ${node.childNodeCount()}`); |
| |
| // Any operation that modifies the node, followed by an immediate, synchronous update. |
| TestRunner.domModel._childNodeCountUpdated(node.id, 3); |
| treeOutline._updateModifiedNodes(); |
| |
| TestRunner.addResult(`AFTER: children: ${node.children()}, childNodeCount: ${node.childNodeCount()}`); |
| ElementsTestRunner.expandElementsTree(afterExpand); |
| }); |
| |
| function afterExpand() { |
| ElementsTestRunner.selectNodeWithId('body', node => { |
| const treeElement = treeOutline.treeElementByNode.get(node); |
| TestRunner.addResult(`AFTER EXPAND: TreeElement childCount: ${treeElement.childCount()}`); |
| |
| var selectedElement = treeOutline.selectedTreeElement; |
| var nodeName = selectedElement ? selectedElement.node().nodeName() : 'null'; |
| TestRunner.addResult('Selected element:\'' + nodeName + '\''); |
| TestRunner.completeTest(); |
| }); |
| } |
| })(); |
