Bug 140798 – [Win] Accessibility implementation unable to recurse through document (sometimes) to find named elements

• Status: RESOLVED
• Resolution: FIXED
• Component: Accessibility

[Brent Fulgham]

The layout test 'accessibility/aria-controls-with-tabs.html' is failing as follows:

--- /cygdrive/c/Projects/WebKit/OpenSource/WebKitBuild/Release/bin32/layout-test-results/accessibility/aria-controls-with-tabs-expected.txt
+++ /cygdrive/c/Projects/WebKit/OpenSource/WebKitBuild/Release/bin32/layout-test-results/accessibility/aria-controls-with-tabs-actual.txt
@@ -1,3 +1,4 @@
+CONSOLE MESSAGE: line 34: TypeError: undefined is not an object (evaluating 'tabList.childAtIndex')
 Crust
 Veges
 Test
@@ -11,11 +12,7 @@
 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
 
 
-PASS tab2.isSelected is true
-PASS tab1.isSelected is false
-PASS tab2.isSelected is false
-PASS tab1.isSelected is true
-PASS successfullyParsed is true
+FAIL successfullyParsed should be true (of type boolean). Was undefined (of type undefined).
 
 TEST COMPLETE

[Radar WebKit Bug Importer]

<rdar://problem/19571554>

[Brent Fulgham]

*** Bug 140797 has been marked as a duplicate of this bug. ***

[Brent Fulgham]

A series of layout test failures are being caused by the inability of the Windows accessibility code to drill down into the document to find elements. I'm not sure what triggers this failure, as some tests seem to work fine.

[Per Arne Vollan]

Created attachment 281452 [details]
Patch

[Build Bot]

Comment on attachment 281452 [details]
Patch

Attachment 281452 [details] did not pass mac-debug-ews (mac):
Output: http://webkit-queues.webkit.org/results/1512867

New failing tests:
css3/filters/backdrop/backdrop-filter-with-reflection.html

[Build Bot]

Created attachment 281455 [details]
Archive of layout-test-results from ews112 for mac-yosemite

The attached test failures were seen while running run-webkit-tests on the mac-debug-ews.
Bot: ews112  Port: mac-yosemite  Platform: Mac OS X 10.10.5

[Brent Fulgham]

Comment on attachment 281452 [details]
Patch

r=me. The mac-debug failure is unrelated to this Windows-specific patch.

[WebKit Commit Bot]

Comment on attachment 281452 [details]
Patch

Clearing flags on attachment: 281452

Committed r202149: <http://trac.webkit.org/changeset/202149>

[WebKit Commit Bot]

All reviewed patches have been landed.  Closing bug.

[Per Arne Vollan]

Updated test expectations in https://trac.webkit.org/changeset/202375.