ladybird/Tests/LibWeb/Text/input/HTML/image-bitmap-from-detached-image-data-buffer.html

25 lines
665 B
HTML

<!DOCTYPE html>
<script src="../include.js"></script>
<script>
let canvas = document.createElement("canvas");
canvas.width = 1080;
canvas.height = 600;
const ctx = canvas.getContext("2d");
ctx.fillStyle = "rgb(42, 110, 96)";
ctx.fillRect(0, 0, 400, 300);
let imageData = ctx.getImageData(0, 0, 800, 600);
const buffer = imageData.data.buffer;
window.postMessage("", "*", [buffer]);
asyncTest(async done => {
try {
const result = await createImageBitmap(imageData);
println("Failed");
} catch (error) {
println(error.message);
}
done();
});
</script>