| Index: LayoutTests/fast/dom/DocumentFragment/get-element-by-id.html | 
| diff --git a/LayoutTests/fast/dom/DocumentFragment/get-element-by-id.html b/LayoutTests/fast/dom/DocumentFragment/get-element-by-id.html | 
| new file mode 100644 | 
| index 0000000000000000000000000000000000000000..8cea938d6d2eaac39f134f9660269ee8ce6d9849 | 
| --- /dev/null | 
| +++ b/LayoutTests/fast/dom/DocumentFragment/get-element-by-id.html | 
| @@ -0,0 +1,40 @@ | 
| +<!DOCTYPE html> | 
| +<html> | 
| +<head> | 
| +<link rel="help" href="http://dom.spec.whatwg.org/#interface-nonelementparentnode"> | 
| +<script src="../../../resources/js-test.js"></script> | 
| +</head> | 
| +<body> | 
| +<div id="notInFragment"></div> | 
| +<div id="duplicateId1"></div> | 
| +<script> | 
| +description("Tests that getElementById() API is exposed on DocumentFragment nodes."); | 
| + | 
| +var fragment = new DocumentFragment(); | 
| +var div = document.createElement("div"); | 
| +div.id = "divID"; | 
| +fragment.appendChild(div); | 
| +var a = document.createElement("a"); | 
| +a.id = "aID"; | 
| +div.appendChild(a); | 
| +var span = document.createElement("span"); | 
| +span.id = "duplicateId1"; | 
| +div.appendChild(span); | 
| +var h1 = document.createElement("h1"); | 
| +h1.id = "duplicateId2"; | 
| +div.appendChild(h1); | 
| +var h2 = document.createElement("h2"); | 
| +h2.id = "duplicateId2"; | 
| +div.appendChild(h2); | 
| + | 
| +shouldBe("fragment.getElementById('divID')", "div"); | 
| +shouldBe("fragment.getElementById('aID')", "a"); | 
| +shouldBeNull("fragment.getElementById('notInFragment')"); | 
| +shouldBeNull("fragment.getElementById('doesNotExist')"); | 
| + | 
| +// Duplicate ID cases. | 
| +shouldBe("fragment.getElementById('duplicateId1')", "span"); // Should return the Element *inside* the DocumentFragment. | 
| +shouldBe("fragment.getElementById('duplicateId2')", "h1"); // Should return the first matching Element in case of duplicate. | 
| +</script> | 
| +</body> | 
| +</html> | 
|  |