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<!DOCTYPE html>
<title>Invoke getCueAsHTML() on an empty cue</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(function() {
var emptyCue = new VTTCue(0, 0, "");
var fragment = emptyCue.getCueAsHTML();
// The getCueAsHTML() method should return a document fragment.
assert_true(fragment instanceof DocumentFragment);
// The document fragment should have one child, an empty Text node.
assert_equals(fragment.childNodes.length, 1);
assert_equals(fragment.childNodes[0].constructor.name, Text.name);
assert_equals(fragment.childNodes[0].length, 0);
assert_equals(fragment.childNodes[0].data, "");
});
</script>
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