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1 <!DOCTYPE html> | |
2 <html> | |
3 <head> | |
4 <script src="../fast/js/resources/js-test-pre.js"></script> | |
5 <script src="resources/utilities.js"></script> | |
6 </head> | |
7 <body> | |
8 <p id="description"></p> | |
9 <div id="console"></div> | |
10 <script> | |
11 description("Tests crypto.randomValues."); | |
12 | |
13 if (!window.ArrayBuffer) | |
14 debug("This test requres ArrayBuffers to run!"); | |
15 | |
16 shouldBe("'crypto' in window", "true"); | |
17 shouldBe("'getRandomValues' in window.crypto", "true"); | |
18 | |
19 try { | |
20 // FIXME: This test is flaky. If we ran this test every second since the | |
21 // beginning of the universe, on average, it would have failed | |
22 // 2^{-748} times. | |
23 | |
24 var reference = new Uint8Array(100); | |
25 var sample = new Uint8Array(100); | |
26 | |
27 crypto.getRandomValues(reference); | |
28 crypto.getRandomValues(sample); | |
29 | |
30 var matchingBytes = 0; | |
31 | |
32 for (var i = 0; i < reference.length; i++) { | |
33 if (reference[i] == sample[i]) | |
34 matchingBytes++; | |
35 } | |
36 | |
37 shouldBe("matchingBytes < 100", "true"); | |
38 } catch(ex) { | |
39 debug(ex); | |
40 } | |
41 | |
42 </script> | |
43 <script src="../fast/js/resources/js-test-post.js"></script> | |
44 </body> | |
45 </html> | |
46 | |
47 | |
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