| <!DOCTYPE html> |
| <title>Block reading canvas via StrictCanvasTainting setting</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| if (window.testRunner) |
| testRunner.overridePreference("WebKitDisableReadingFromCanvas", true); |
| |
| var image = new Image(); |
| var canvas = document.createElement('canvas'); |
| canvas.width = 100; |
| canvas.height = 100; |
| var context = canvas.getContext('2d'); |
| |
| test(function () { |
| assert_throws( |
| "SecurityError", |
| function() { |
| var imageData = context.getImageData(0, 0, 100, 100); |
| assert_unreached('getImageData should throw'); |
| }); |
| }, 'getImageData'); |
| |
| test(function () { |
| assert_throws( |
| "SecurityError", |
| function() { |
| var data_url = canvas.toDataURL(); |
| assert_unreached('toDataURL should throw'); |
| }); |
| }, 'toDataURL'); |
| |
| test(function () { |
| assert_throws( |
| "SecurityError", |
| function() { |
| context.drawImage(image, 0, 0, 100, 100); |
| var imageData = context.getImageData(0, 0, 100, 100); |
| assert_unreached('getImageData should throw'); |
| }); |
| }, 'getImageData'); |
| |
| test(function () { |
| assert_throws( |
| "SecurityError", |
| function() { |
| context.drawImage(image, 0, 0, 100, 100); |
| var data_url = canvas.toDataURL(); |
| assert_unreached('toDataURL should throw'); |
| }); |
| }, 'toDataURL'); |
| |
| test(function () { |
| assert_throws( |
| "SecurityError", |
| function() { |
| context.drawImage(image, 0, 0, 100, 100); |
| canvas.toBlob(function(blob){}); |
| assert_unreached('toBlob should throw'); |
| }); |
| }, 'toBlob'); |
| </script> |
