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-rw-r--r--testing/web-platform/tests/wai-aria/role/tab-roles.html8
1 files changed, 7 insertions, 1 deletions
diff --git a/testing/web-platform/tests/wai-aria/role/tab-roles.html b/testing/web-platform/tests/wai-aria/role/tab-roles.html
index e3d14741c8..6561614dd8 100644
--- a/testing/web-platform/tests/wai-aria/role/tab-roles.html
+++ b/testing/web-platform/tests/wai-aria/role/tab-roles.html
@@ -82,12 +82,18 @@
<div role="tabpanel" data-testname="role is tabpanel as sibling to ul with child role none li elements" data-expectedrole="tabpanel" class="ex">Tab one's stuff</div>
<div role="tabpanel" data-testname="role is tabpanel as sibling to ul with child role none li elements (duplicate)" data-expectedrole="tabpanel" class="ex">Tab two's stuff</div>
-<!--orphan tab semantics -->
+<!--
+ CORE-AAM requires that, for elements with roles not contained in the
+ required context, user agents must ignore the role token and return the
+ computed role as if the ignored role token had not been included.
+ See https://w3c.github.io/core-aam/#roleMappingComputedRole
+-->
<button role="tab" data-testname="orphan button with tab role" data-expectedrole="button" class="ex">x</button>
<span role="tab" data-testname="orphan span with tab role" class="ex-generic">x</span>
<script>
AriaUtils.verifyRolesBySelector(".ex");
+ AriaUtils.verifyGenericRolesBySelector(".ex-generic");
</script>
</body>