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<!DOCTYPE html>
<html>
<body>
<script src="../../resources/js-test.js"></script>
<form id="testForm">
<input id="id1" name="name1"></input>
<input id="id2" name="name1"></input>
<input id="id3"></input>
<input id="id4" name="name4"></input>
<input name="name5"></input>
<input id="id4" name="name6"></input>
</form>
<script>
description("This tests verifies the enumerated properties on HTMLFormControlsCollection and their order.");
var testForm = document.getElementById("testForm");
var htmlFormControlsCollection = testForm.elements;
shouldBe("htmlFormControlsCollection.__proto__", "HTMLFormControlsCollection.prototype");
shouldBe("htmlFormControlsCollection.__proto__.__proto__", "HTMLCollection.prototype");
shouldBe("htmlFormControlsCollection.length", "6");
// As per http://www.whatwg.org/specs/web-apps/current-work/multipage/common-dom-interfaces.html#htmlformcontrolscollection-0:
// - The object's supported property indices are as defined for HTMLCollection objects.
// - The supported property names consist of the non-empty values of all the id and name attributes of all the elements
// represented by the collection, in tree order, ignoring later duplicates, with the id of an element preceding its name if
// it contributes both, they differ from each other, and neither is the duplicate of an earlier entry.
var expectedEnumeratedProperties = ["0", "1" , "2", "3", "4", "5", "length", "id1", "name1", "id2", "id3", "id4", "name4", "name5", "name6", "namedItem", "item"].sort();
var enumeratedProperties = [];
for (var property in htmlFormControlsCollection) {
enumeratedProperties[enumeratedProperties.length] = property;
}
enumeratedProperties.sort();
shouldBe("enumeratedProperties", "expectedEnumeratedProperties");
</script>
</body>
</html>
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