2d.layer.invalid-calls.beginLayer-restore.worker.js (587B)
1 // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. 2 // OffscreenCanvas test in a worker:2d.layer.invalid-calls.beginLayer-restore 3 // Description:Raises exception on beginLayer() + restore(). 4 // Note: 5 6 importScripts("/resources/testharness.js"); 7 importScripts("/html/canvas/resources/canvas-tests.js"); 8 9 test(t => { 10 var canvas = new OffscreenCanvas(100, 50); 11 var ctx = canvas.getContext('2d'); 12 13 assert_throws_dom("INVALID_STATE_ERR", function() { 14 ctx.beginLayer(); 15 ctx.restore(); 16 }); 17 }, "Raises exception on beginLayer() + restore()."); 18 done();