<!DOCTYPE html> <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> <title>OffscreenCanvas test: 2d.composite.operation.over</title> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="/html/canvas/resources/canvas-tests.js"></script> <h1>2d.composite.operation.over</h1> <p class="desc"></p> <script> var t = async_test(""); 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'); ctx.globalCompositeOperation = 'xor'; ctx.globalCompositeOperation = 'over'; _assertSame(ctx.globalCompositeOperation, 'xor', "ctx.globalCompositeOperation", "'xor'"); t.done(); }); </script>