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<!DOCTYPE HTML>
<title>createImageBitmap from Blob with invalid type</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css">
<body>
<script>
function syncBlob() {
info("Let's create a small memory blob...");
// A 1x1 PNG image.
// Source: https://commons.wikimedia.org/wiki/File:1x1.png (Public Domain)
const IMAGE = atob("iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAA" +
"ACnej3aAAAAAXRSTlMAQObYZgAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=");
let bytes = new Array(IMAGE.length);
for (let i = 0; i < IMAGE.length; i++) {
bytes[i] = IMAGE.charCodeAt(i);
}
let blob = new Blob([new Uint8Array(bytes)], { type: "text/html"});
window.createImageBitmap(blob)
.then(imageBitmap => {
ok(true, "Image created!");
is(imageBitmap.width, 1, "Image is 1x1");
is(imageBitmap.height, 1, "Image is 1x1");
})
.then(next);
}
function asyncBlob() {
info("Let's create a big memory blob...");
// A 1x1 PNG image.
// Source: https://commons.wikimedia.org/wiki/File:1x1.png (Public Domain)
const IMAGE = atob("iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAA" +
"ACnej3aAAAAAXRSTlMAQObYZgAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=");
let bytes = new Array(IMAGE.length);
for (let i = 0; i < IMAGE.length; i++) {
bytes[i] = IMAGE.charCodeAt(i);
}
let blob = new Blob([new Uint8Array(bytes)], { type: "text/html"});
while (blob.size <= 1024*1024) {
blob = new Blob([blob, blob], { type: "text/html"});
}
ok(blob.size > 1024 * 1024, "More than 1mb");
let bc = new BroadcastChannel('a');
bc.onmessage = e => {
window.createImageBitmap(e.data)
.then(imageBitmap => {
ok(true, "Image created!");
is(imageBitmap.width, 1, "Image is 1x1");
is(imageBitmap.height, 1, "Image is 1x1");
})
.then(next);
}
new BroadcastChannel('a').postMessage(blob);
}
let tests = [
syncBlob,
asyncBlob,
];
function next() {
if (!tests.length) {
SimpleTest.finish();
return;
}
let test = tests.shift();
test();
}
SimpleTest.requestLongerTimeout(3); // slow on Android
SimpleTest.waitForExplicitFinish();
next();
</script>
</body>
</html>
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