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// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
// OffscreenCanvas test in a worker:2d.layer.beginLayer-options
// Description:Checks beginLayer works for different option parameter values
// Note:
importScripts("/resources/testharness.js");
importScripts("/html/canvas/resources/canvas-tests.js");
test(t => {
var canvas = new OffscreenCanvas(100, 50);
var ctx = canvas.getContext('2d');
ctx.beginLayer(); ctx.endLayer();
ctx.beginLayer(null); ctx.endLayer();
ctx.beginLayer(undefined); ctx.endLayer();
ctx.beginLayer([]); ctx.endLayer();
ctx.beginLayer({}); ctx.endLayer();
assert_throws_js(TypeError, function() { ctx.beginLayer(''); });
assert_throws_js(TypeError, function() { ctx.beginLayer(0); });
assert_throws_js(TypeError, function() { ctx.beginLayer(1); });
assert_throws_js(TypeError, function() { ctx.beginLayer(true); });
assert_throws_js(TypeError, function() { ctx.beginLayer(false); });
ctx.beginLayer({filter: null}); ctx.endLayer();
ctx.beginLayer({filter: undefined}); ctx.endLayer();
ctx.beginLayer({filter: []}); ctx.endLayer();
ctx.beginLayer({filter: {}}); ctx.endLayer();
ctx.beginLayer({filter: {name: "unknown"}}); ctx.endLayer();
ctx.beginLayer({filter: ''}); ctx.endLayer();
// These cases don't throw TypeError since they can be casted to a
// DOMString.
ctx.beginLayer({filter: 0}); ctx.endLayer();
ctx.beginLayer({filter: 1}); ctx.endLayer();
ctx.beginLayer({filter: true}); ctx.endLayer();
ctx.beginLayer({filter: false}); ctx.endLayer();
}, "Checks beginLayer works for different option parameter values");
done();
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