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diff --git a/testing/web-platform/tests/html/semantics/disabled-elements/disabledElement.html b/testing/web-platform/tests/html/semantics/disabled-elements/disabledElement.html
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+++ b/testing/web-platform/tests/html/semantics/disabled-elements/disabledElement.html
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+<!DOCTYPE html>
+<meta charset=utf-8>
+<title>Disabled elements</title>
+<link rel="author" title="Denis Ah-Kang" href="mailto:denis@w3.org">
+<link rel=help href="https://html.spec.whatwg.org/multipage/#disabled-elements">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<button disabled>button</button>
+<input disabled>
+<select disabled>
+ <optgroup label="options" disabled>
+  <option value="option1" disabled>option1
+  <option value="option2">option2
+</select>
+<textarea disabled>textarea</textarea>
+<fieldset disabled>
+ <input type=radio name=c value=0 checked>
+ <input type=radio name=c value=1>
+</fieldset>
+<a href="http://www.w3.org/" disabled>w3</a>
+<span tabindex=0 disabled>foobar</span>
+
+<script>
+  test(function(){
+    assert_equals(document.activeElement, document.body);
+  }, "The body element must be the active element if no element is focused");
+
+  ["button", "input", "select", "optgroup", "option", "textarea", "input[type=radio]"].forEach(function(el) {
+    test(function() {
+      var element = document.querySelector(el);
+      element.focus();
+      assert_equals(document.activeElement, document.body, "activeElement after focus on a disabled <" + el + "> remains unchanged");
+    }, "A disabled <" + el + "> should not be focusable");
+  });
+
+  ["a", "span"].forEach(function(el) {
+    test(function() {
+      var element = document.querySelector(el);
+      element.focus();
+      assert_equals(document.activeElement, element, "focus on a <" + el + "> with a disabled attribute should make it the activeElement");
+    }, "A disabled <" + el + "> should be focusable");
+  });
+</script>