Bug 146456

Summary: AX: VoiceOver can not read mmultiscripts
Product: WebKit Reporter: Frédéric Wang (:fredw) <fred.wang>
Component: AccessibilityAssignee: Nobody <webkit-unassigned>
Status: NEW ---    
Severity: Normal CC: jcraig, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
Bug Depends on:    
Bug Blocks: 146578    

Description Frédéric Wang (:fredw) 2015-06-30 06:40:49 PDT 
Testcase:
data:text/html,<math><mmultiscripts><mi>B</mi><mn>1</mn><mn>2</mn><none/><mn>4</mn><mprescripts/><mn>5</mn><none/><mn>6</mn><mn>7</mn></mmultiscripts></math>

WebKit exposes this element as subrole "AXMathMultiscript" but VoiceOver does not seem to recognize it.
Comment 1 Radar WebKit Bug Importer 2015-06-30 06:41:28 PDT 
<rdar://problem/21610405>
Comment 2 Frédéric Wang (:fredw) 2015-07-01 00:43:13 PDT 
This problem is visible test 2 of the torture test. https://mdn.mozillademos.org/en-US/docs/Mozilla/Math-ML_Project/MathML_Torture_Test$samples/MathML_Torture_Test
Comment 4 James Craig 2017-02-18 00:41:06 PST 
<rdar://problem/14346321>