2d.imageData.object.properties.html (1265B)
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.imageData.object.properties</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.imageData.object.properties</h1> 10 <p class="desc">ImageData objects have the right properties</p> 11 12 13 <script> 14 var t = async_test("ImageData objects have the right properties"); 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 imgdata = ctx.getImageData(0, 0, 10, 10); 25 _assertSame(typeof(imgdata.width), 'number', "typeof(imgdata.width)", "'number'"); 26 _assertSame(typeof(imgdata.height), 'number', "typeof(imgdata.height)", "'number'"); 27 _assertSame(typeof(imgdata.data), 'object', "typeof(imgdata.data)", "'object'"); 28 _assertSame(typeof(imgdata.colorSpace), 'string', "typeof(imgdata.colorSpace)", "'string'"); 29 _assertSame(typeof(imgdata.pixelFormat), 'string', "typeof(imgdata.pixelFormat)", "'string'"); 30 t.done(); 31 32 }); 33 </script>