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<!doctype html>
<html lang=en>
<meta charset=utf-8>
<title>FormData: delete (with form element)</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<link rel="help" href="https://xhr.spec.whatwg.org/#dom-formdata-get" />
<link rel="help" href="https://xhr.spec.whatwg.org/#dom-formdata-getall" />
<div id="log"></div>
<form id="form1">
<input type="hidden" name="key" value="value1">
<input type="hidden" name="key" value="value2">
</form>
<form id="form2">
<input type="hidden" name="key1" value="value1">
<input type="hidden" name="key2" value="value2">
</form>
<form id="empty-form"></form>
<script>
test(function() {
var fd = new FormData(document.getElementById('form1'));
fd.delete('key');
assert_equals(fd.get('key'), null);
}, 'testFormDataDeleteFromForm');
test(function() {
var fd = new FormData(document.getElementById('form1'));
fd.delete('nil');
assert_equals(fd.get('key'), 'value1');
}, 'testFormDataDeleteFromFormNonExistentKey');
test(function() {
var fd = new FormData(document.getElementById('form2'));
fd.delete('key1');
assert_equals(fd.get('key1'), null);
assert_equals(fd.get('key2'), 'value2');
}, 'testFormDataDeleteFromFormOtherKey');
test(function() {
var fd = new FormData(document.getElementById('empty-form'));
fd.delete('key');
assert_equals(fd.get('key'), null);
}, 'testFormDataDeleteFromEmptyForm');
</script>
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