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<!doctype html>
<meta charset=utf-8>
<title>HTMLOptionElement.selected</title>
<link rel=author title="Corey Farwell" href="mailto:coreyf@rwell.org">
<link rel=help href="https://html.spec.whatwg.org/multipage/#dom-option-selected">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<script>
test(function () {
var elem = document.createElement("option");
assert_equals(elem.selected, false);
elem.setAttribute("selected", "");
assert_equals(elem.selected, true);
elem.removeAttribute("selected");
assert_equals(elem.selected, false);
elem.defaultSelected = true
assert_equals(elem.selected, true);
elem.defaultSelected = false;
assert_equals(elem.selected, false);
}, "not dirty");
test(function () {
testDirty(true);
}, "dirty, selected");
test(function () {
testDirty(false);
}, "dirty, not selected");
function testDirty(isSelected) {
var elem = document.createElement("option");
elem.selected = isSelected; // After this assignment, dirtiness=true
assertDirty(elem, isSelected);
elem.selected = !isSelected; // Change the value, still dirty
assertDirty(elem, !isSelected);
};
function assertDirty(elem, expect) {
assert_equals(elem.selected, expect);
elem.setAttribute("selected", "");
assert_equals(elem.selected, expect);
elem.removeAttribute("selected");
assert_equals(elem.selected, expect);
elem.defaultSelected = true;
assert_equals(elem.selected, expect);
elem.defaultSelected = false;
assert_equals(elem.selected, expect);
}
</script>
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