| <html> |
| <head> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| function log(msg) |
| { |
| document.getElementById('console').appendChild(document.createTextNode(msg + "\n")); |
| } |
| |
| function draw() |
| { |
| var canvas = document.getElementById("canvas"); |
| var ctx = canvas.getContext("2d"); |
| ctx.drawImage(document.getElementById("img"), 0, 0); |
| |
| try { |
| var data = ctx.getImageData(20, 20, 290, 75); |
| log("FAIL: getImageData succeeded. Canvas not tainted."); |
| } catch (e) { |
| log("PASS: getImageData failed. Canvas tainted."); |
| } |
| } |
| </script> |
| </head> |
| <body> |
| <p>This tests that drawing an image that redirects to a remote image to a canvas taints the canvas</p> |
| <pre id="console"></pre> |
| <canvas id="canvas" width="330" height="115"></canvas> |
| <img id="img" onload="draw()" src="/resources/redirect.py?url=http://localhost:8000/security/resources/abe.png"> |
| </body> |
| </html> |
