| OLD | NEW |
|---|
| (Empty) | |
| 1 <!doctype html> |
| 2 <html> |
| 3 <head> |
| 4 <script src="../../resources/testharness.js"></script> |
| 5 <script src="../../resources/testharnessreport.js"></script> |
| 6 <script src="../resources/audit.js"></script> |
| 7 <title>Test Neutering by decodeAudioData </title> |
| 8 </head> |
| 9 |
| 10 <body> |
| 11 <script> |
| 12 // Any valid rate will do. Just need something to create an offline |
| 13 // context. |
| 14 let sampleRate = 44100; |
| 15 |
| 16 let audit = Audit.createTaskRunner(); |
| 17 |
| 18 // Context to use for decodeAudioData |
| 19 let context; |
| 20 // The encoded audio file that we want to decode. |
| 21 let encodedAudio; |
| 22 |
| 23 audit.define('initialize', (task, should) => { |
| 24 // Create the context and load up any valid encoded audio file. |
| 25 should(() => { |
| 26 context = new OfflineAudioContext(1, 1, sampleRate); |
| 27 }, 'Context creation').notThrow(); |
| 28 |
| 29 should( |
| 30 Promise |
| 31 .all([Audit.loadFileFromUrl( |
| 32 '../resources/hyper-reality/laughter.wav')]) |
| 33 .then((arrayBuffers) => { |
| 34 encodedAudio = arrayBuffers[0]; |
| 35 }), |
| 36 'Loading of audio file') |
| 37 .beResolved() |
| 38 .then(() => task.done()); |
| 39 }); |
| 40 |
| 41 audit.define('decode-audio-neuters', (task, should) => { |
| 42 // Decode the audio file and verify that it neuters the array, so that |
| 43 // it can't be transfered somewhere else. |
| 44 p = context.decodeAudioData(encodedAudio); |
| 45 should(() => { |
| 46 postMessage('', '*', [encodedAudio]); |
| 47 }, 'Transfer of audio buffer').throw('DataCloneError'); |
| 48 should(p, 'Decoding of audio').beResolved().then(() => task.done()); |
| 49 }); |
| 50 |
| 51 audit.define('neutered buffer', (task, should) => { |
| 52 // Any non-empy ArrayBuffer will work. We're going to transfer that |
| 53 // array before calling decodeAudioData. |
| 54 let buffer = new ArrayBuffer(1000); |
| 55 |
| 56 should(() => { |
| 57 postMessage('', '*', [buffer]); |
| 58 }, 'Transfer buffer').notThrow(); |
| 59 |
| 60 should( |
| 61 context.decodeAudioData(buffer), |
| 62 'decodeAudioData on neutered buffer') |
| 63 .beRejected() |
| 64 .then(() => task.done()); |
| 65 }); |
| 66 |
| 67 audit.define('shared-array-buffer', (task, should) => { |
| 68 // Only run the test if SharedArrayBuffer is available |
| 69 if (window.SharedArrayBuffer) { |
| 70 let b = new SharedArrayBuffer(1000); |
| 71 should( |
| 72 context.decodeAudioData(b), |
| 73 'decodeAudioData on SharedArrayBuffer') |
| 74 .beRejected('TypeError') |
| 75 .then(() => task.done()); |
| 76 } else { |
| 77 should(false, 'SharedArrayBuffer') |
| 78 .message( |
| 79 '', 'not tested because SharedArrayBuffer not available'); |
| 80 task.done(); |
| 81 } |
| 82 }); |
| 83 |
| 84 audit.run(); |
| 85 </script> |
| 86 </body> |
| 87 </html> |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2746913003:
Detach buffer in decodeAudioData (Closed)
