minerva/Tests/LibWeb/Text/input/HTML/Window-MessageEvents-should-be-trusted.html at d96ab76c3335d47cae908f8e215102eecbd680d9

ErisCyan / minerva

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minerva / Tests / LibWeb / Text / input / HTML / Window-MessageEvents-should-be-trusted.html

minerva on 13 Jul 928 bytes Initial commit

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<!DOCTYPE html>
<script src="../include.js"></script>
<script>
    asyncTest((done) => {
        const iframe = document.createElement("iframe");
        document.body.appendChild(iframe);

        const script = iframe.contentDocument.createElement("script");
        script.textContent = `
            self.onmessage = (messageEvent) => {
                if (messageEvent.isTrusted && messageEvent.source === window.parent) {
                    window.parent.postMessage(messageEvent.data + "pong");
                }
            };
        `;
        iframe.contentDocument.body.appendChild(script);

        window.onmessage = (messageEvent) => {
            if (messageEvent.isTrusted && messageEvent.source === iframe.contentWindow) {
                println(messageEvent.data);
                done();
            }
        }

        iframe.contentWindow.postMessage("ping\n", { targetOrigin: "*" });
    });
</script>