Steps: 1. Load Chrome with screen reader and example from http://w3c.github.io/aria-practices/examples/combobox/aria1.1pattern/listbox-combo.html 2. Try to use combobox Screen reader should announce items as you arrow down, but doesn't. No accessibility events are fired.
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/d59f76736869128ad687783eec3cebedf2c21b2d commit d59f76736869128ad687783eec3cebedf2c21b2d Author: Aaron Leventhal <aleventhal@chromium.org> Date: Wed May 23 00:05:19 2018 Enable aria-activedescendant work in native textfields Chrome places restrictions on the use of aria-activedescandant other browsers do not have and can sometimes lead to issues unique to Chrome. In this case, ARIA activedescendant required an ARIA role. Bug: 845651 Change-Id: I3e5743e253db377e00bd4538ec076c1b907bdce6 Reviewed-on: https://chromium-review.googlesource.com/1069608 Reviewed-by: Nektarios Paisios <nektar@chromium.org> Commit-Queue: Aaron Leventhal <aleventhal@chromium.org> Cr-Commit-Position: refs/heads/master@{#560844} [modify] https://crrev.com/d59f76736869128ad687783eec3cebedf2c21b2d/third_party/WebKit/LayoutTests/accessibility/aria-activedescendant-events.html [modify] https://crrev.com/d59f76736869128ad687783eec3cebedf2c21b2d/third_party/blink/renderer/modules/accessibility/ax_object.cc
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/f467558f39648717d7aca95aa5453e6a9f5e0ccc commit f467558f39648717d7aca95aa5453e6a9f5e0ccc Author: Nektarios Paisios <nektar@chromium.org> Date: Thu May 24 00:19:28 2018 Added more layout tests for ARIA 1.1 combo boxes R=dmazzoni@chromium.org, aleventhal@chromium.org Bug: 845651 Change-Id: I797678c5bd39e191e1511d6397d112a8a04ab35c Reviewed-on: https://chromium-review.googlesource.com/1069807 Commit-Queue: Nektarios Paisios <nektar@chromium.org> Reviewed-by: Nektarios Paisios <nektar@chromium.org> Reviewed-by: Aaron Leventhal <aleventhal@chromium.org> Cr-Commit-Position: refs/heads/master@{#561325} [add] https://crrev.com/f467558f39648717d7aca95aa5453e6a9f5e0ccc/third_party/WebKit/LayoutTests/accessibility/aria-combo-box-with-delay.html [add] https://crrev.com/f467558f39648717d7aca95aa5453e6a9f5e0ccc/third_party/WebKit/LayoutTests/accessibility/aria-combo-box.html [delete] https://crrev.com/a9fbd88c2343eca45e58a199f0ce9ac925702506/third_party/WebKit/LayoutTests/accessibility/aria-combobox-activedescendant.html [add] https://crrev.com/f467558f39648717d7aca95aa5453e6a9f5e0ccc/third_party/WebKit/LayoutTests/accessibility/aria1.1-combo-box-with-delay.html [add] https://crrev.com/f467558f39648717d7aca95aa5453e6a9f5e0ccc/third_party/WebKit/LayoutTests/accessibility/aria1.1-combo-box.html
Comment 1 by bugdroid1@chromium.org
, May 23 2018