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<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
<title>OffscreenCanvas test: 2d.imageData.put.wrongtype</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/html/canvas/resources/canvas-tests.js"></script>
<h1>2d.imageData.put.wrongtype</h1>
<p class="desc">putImageData() does not accept non-ImageData objects</p>
<script>
var t = async_test("putImageData() does not accept non-ImageData objects");
var t_pass = t.done.bind(t);
var t_fail = t.step_func(function(reason) {
throw reason;
});
t.step(function() {
var canvas = new OffscreenCanvas(100, 50);
var ctx = canvas.getContext('2d');
var imgdata = { width: 1, height: 1, data: [255, 0, 0, 255] };
assert_throws_js(TypeError, function() { ctx.putImageData(imgdata, 0, 0); });
assert_throws_js(TypeError, function() { ctx.putImageData("cheese", 0, 0); });
assert_throws_js(TypeError, function() { ctx.putImageData(42, 0, 0); });
t.done();
});
</script>
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