| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../resources/js-test-pre.js"></script> |
| </head> |
| <body> |
| <p id="description"></p> |
| <div id="console"></div> |
| <script> |
| description("Tests crypto.randomValues."); |
| |
| if (!window.ArrayBuffer) |
| debug("This test requres ArrayBuffers to run!"); |
| |
| shouldBe("'crypto' in window", "true"); |
| shouldBe("'getRandomValues' in window.crypto", "true"); |
| |
| try { |
| // FIXME: This test is flaky. If we ran this test every second since the |
| // beginning of the universe, on average, it would have failed |
| // 2^{-748} times. |
| |
| var reference = new Uint8Array(100); |
| var sample = new Uint8Array(100); |
| |
| crypto.getRandomValues(reference); |
| crypto.getRandomValues(sample); |
| |
| var matchingBytes = 0; |
| |
| for (var i = 0; i < reference.length; i++) { |
| if (reference[i] == sample[i]) |
| matchingBytes++; |
| } |
| |
| shouldBe("matchingBytes < 100", "true"); |
| } catch(ex) { |
| debug(ex); |
| } |
| |
| </script> |
| <script src="../resources/js-test-post.js"></script> |
| </body> |
| </html> |
| |
| |
