LibWeb: AnchorElement should be focusable with tabindex

Author: https://github.com/lpas
Commit: 8ca59e7c7e
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/6780
Reviewed-by: https://github.com/gmta ✅

Libraries/LibWeb/HTML/HTMLAnchorElement.h

@@ -31,7 +31,7 @@ public:
 
     // ^EventTarget
     // https://html.spec.whatwg.org/multipage/interaction.html#the-tabindex-attribute:the-a-element
-    virtual bool is_focusable() const override { return has_attribute(HTML::AttributeNames::href); }
+    virtual bool is_focusable() const override { return Base::is_focusable() || has_attribute(HTML::AttributeNames::href); }
 
     virtual bool is_html_anchor_element() const override { return true; }
 

Tests/LibWeb/Text/expected/wpt-import/html/interaction/focus/tabindex-focus-flag.txt

@@ -2,8 +2,8 @@ Harness status: OK
 
 Found 35 tests
 
-31 Pass
-4 Fail
+33 Pass
+2 Fail
 Pass	a should not be focusable by default.
 Pass	a[href] should be focusable by default.
 Pass	button should be focusable by default.
@@ -19,13 +19,13 @@ Pass	iframe should be focusable by default.
 Pass	#svg-a should not be focusable by default.
 Pass	#svg-text should not be focusable by default.
 Pass	img should not be focusable by default.
-Fail	A with tabindex=0 should be focusable.
+Pass	A with tabindex=0 should be focusable.
 Pass	a with tabindex=0 should be focusable.
 Pass	text with tabindex=0 should be focusable.
 Pass	SUMMARY#summary-out-tabindex0 with tabindex=0 should be focusable.
 Pass	SUMMARY#summary-second-tabindex0 with tabindex=0 should be focusable.
 Pass	IMG with tabindex=0 should be focusable.
-Fail	A with tabindex=-1 should be focusable.
+Pass	A with tabindex=-1 should be focusable.
 Pass	a with tabindex=-1 should be focusable.
 Pass	text with tabindex=-1 should be focusable.
 Pass	SUMMARY#summary-out-tabindex-negative with tabindex=-1 should be focusable.