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<html>
<body>
<script>
// Helper methods.
function ok(a, msg) {
parent.postMessage({ check: !!a, msg }, "*")
}
function is(a, b, msg) {
ok(a === b, msg);
}
function finish() {
parent.postMessage({ done: true }, "*");
}
</script>
<script id="a" nomodule>42</script>
<script id="b">42</script>
<script>
// Let's test the behavior of nomodule attribute and noModule getter/setter.
var a = document.getElementById("a");
is(a.noModule, true, "HTMLScriptElement with nomodule attribute has noModule set to true");
a.removeAttribute("nomodule");
is(a.noModule, false, "HTMLScriptElement without nomodule attribute has noModule set to false");
a.noModule = true;
ok(a.hasAttribute('nomodule'), "HTMLScriptElement.noModule = true add the nomodule attribute");
var b = document.getElementById("b");
is(b.noModule, false, "HTMLScriptElement without nomodule attribute has noModule set to false");
b.noModule = true;
ok(b.hasAttribute('nomodule'), "HTMLScriptElement.noModule = true add the nomodule attribute");
</script>
<script>var foo = 42;</script>
<script nomodule>foo = 43;</script>
<script>
is(foo, 42, "nomodule HTMLScriptElements should not be executed in modern browsers");
finish();
</script>
</body>
</html>
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