third_party/WebKit/LayoutTests/accessibility/insert-adjacent-html-causes-crash.xhtml - Issue 1550113003: Fix crash when cached parent of AXLayoutObject is stale.

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Side by Side Diff: third_party/WebKit/LayoutTests/accessibility/insert-adjacent-html-causes-crash.xhtml

Issue 1550113003: Fix crash when cached parent of AXLayoutObject is stale. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 11 months ago

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	1 <!-- This document must be xhtml for the crash to occur -->

	2 <li xmlns="http://www.w3.org/1999/xhtml">

	3 <h1 id="x">x<h1></h1></h1>

	4 <script><![CDATA[

	5 if (testRunner)

	6 testRunner.dumpAsText();

	7

	8 // Calling accessibleElementById on a nonexistant id has the side effect

	9 // of creating an accessibility object for every node in the tree.

	10 if (accessibilityController)

	11 accessibilityController.accessibleElementById('dummy');

	12

	13 // Calling insertAdjacentHTML causes the cached parent of an

	14 // AXLayoutObject to be invalid after the next layout.

	15 x=document.getElementById("x");

	16 x.insertAdjacentHTML("beforebegin", "text");

	17

	18 // Force layout.

	19 x.offsetTop;

	20

	21 // Explore the accessibility tree again, triggering the crash if

	22 // the cached parent isn't updated correctly.

	23 if (accessibilityController)

	24 accessibilityController.accessibleElementById('dummy');

	25 ]]></script>

	26 </li>

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