<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=777628 --> <head> <meta charset="utf-8"> <title>Test for Bug 743615</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <script type="application/javascript" src="utils_bug743615.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=777628">Mozilla Bug 777628</a> <p id="display"></p> <div id="content" style="display: none"> <iframe id="ifr"></iframe> </div> <pre id="test"> <script type="application/javascript"> /** Test for structured cloning ImageData from another scope. **/ // Set up an ImageData in another scope. var doc = document.getElementById('ifr').contentDocument; var canvas = doc.createElement('canvas'); canvas.width = 200; canvas.height = 200; doc.body.appendChild(canvas); var ctx = canvas.getContext('2d'); ctx.fillStyle = 'rgb('; ctx.fillRect(30, 30, 50, 50); var imageData = ctx.createImageData(200, 200); // Clone it. window.postMessage({ imageData: imageData }, '*'); ok(true, "Handled cross-compartment imagedata without throwing/crashing!"); </script> </pre> </body> </html>