2d.composite.operation.get.html (1073B)
1 <!DOCTYPE html> 2 <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> 3 <meta charset="UTF-8"> 4 <title>OffscreenCanvas test: 2d.composite.operation.get</title> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <script src="/html/canvas/resources/canvas-tests.js"></script> 8 9 <h1>2d.composite.operation.get</h1> 10 <p class="desc"></p> 11 12 13 <script> 14 var t = async_test(""); 15 var t_pass = t.done.bind(t); 16 var t_fail = t.step_func(function(reason) { 17 throw reason; 18 }); 19 t.step(function() { 20 21 var canvas = new OffscreenCanvas(100, 50); 22 var ctx = canvas.getContext('2d'); 23 24 var modes = ['source-atop', 'source-in', 'source-out', 'source-over', 25 'destination-atop', 'destination-in', 'destination-out', 'destination-over', 26 'lighter', 'copy', 'xor']; 27 for (var i = 0; i < modes.length; ++i) 28 { 29 ctx.globalCompositeOperation = modes[i]; 30 _assertSame(ctx.globalCompositeOperation, modes[i], "ctx.globalCompositeOperation", "modes[\""+(i)+"\"]"); 31 } 32 t.done(); 33 34 }); 35 </script>