ladybird/Tests/LibWeb/Text/input/HTML/StructuredClone-serializable-objects.html

<script src="../include.js"></script>
<script>
    asyncTest(async done => {
        let blob = structuredClone(new Blob(["Hello, Blob!"], {type: "text/plain"}));
        println(`instanceOf Blob: ${blob instanceof Blob}`);
        println(`Blob.type: ${blob.type}`);
        let text = await blob.text();
        println(`Blob.text(): ${text}`);

        let file = structuredClone(new File(["Hello, File!"], "hello.txt", {type: "text/plain"}));
        println(`instanceOf File: ${file instanceof File}`);
        println(`File.name: ${file.name}`);
        println(`File.type: ${file.type}`);
        text = await file.text();
        println(`File.text(): ${text}`);
        println(`File.size: ${file.size}`);

        let domMatrixReadOnly = structuredClone(new DOMMatrixReadOnly([1.7976931348623157e+308, 2.2250738585072014e-308, 2.2204460492503131e-016, 40, 50, 60]));
        println(`instanceOf DOMMatrixReadOnly: ${domMatrixReadOnly instanceof DOMMatrixReadOnly}`);
        println(`DOMMatrixReadOnly: ${JSON.stringify(domMatrixReadOnly)}`);
        domMatrixReadOnly = structuredClone(new DOMMatrixReadOnly([10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150, 160]));
        println(`DOMMatrixReadOnly: ${JSON.stringify(domMatrixReadOnly)}`);

        let domMatrix = structuredClone(new DOMMatrix([10, 20, 30, 40, 50, 60]));
        println(`instanceOf DOMMatrix: ${domMatrix instanceof DOMMatrix}`);
        println(`DOMMatrix: ${JSON.stringify(domMatrix)}`);
        domMatrix = structuredClone(new DOMMatrix([10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150, 160]));
        println(`DOMMatrix: ${JSON.stringify(domMatrix)}`);

        done();
    });
</script>