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Test Info:

<!doctype html>
<html lang=en>
<meta charset=utf-8>
<title>FormData: has (with form element)</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<form id="form">
<input type="hidden" name="key" value="value1">
<input type="hidden" name="key" value="value2">
</form>
<form id="empty-form"></form>
<script>
test(function() {
assert_equals(new FormData(document.getElementById('form')).has('key'), true);
}, 'testFormDataHasFromForm');
test(function() {
assert_equals(new FormData(document.getElementById('form')).has('nil'), false);
}, 'testFormDataHasFromFormNull');
test(function() {
assert_equals(new FormData(document.getElementById('empty-form')).has('key'), false);
}, 'testFormDataHasFromEmptyForm');
</script>