content/media/webaudio/test/test_OfflineAudioContext.html@b8a032363ba2 (annotated)
content/media/webaudio/test/test_OfflineAudioContext.html
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | <!DOCTYPE HTML> |
| michael@0 | 2 | <html> |
| michael@0 | 3 | <head> |
| michael@0 | 4 | <title>Test OfflineAudioContext</title> |
| michael@0 | 5 | <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> |
| michael@0 | 6 | <script type="text/javascript" src="webaudio.js"></script> |
| michael@0 | 7 | <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> |
| michael@0 | 8 | </head> |
| michael@0 | 9 | <body> |
| michael@0 | 10 | <pre id="test"> |
| michael@0 | 11 | <script class="testbody" type="text/javascript"> |
| michael@0 | 12 | |
| michael@0 | 13 | SimpleTest.waitForExplicitFinish(); |
| michael@0 | 14 | addLoadEvent(function() { |
| michael@0 | 15 | var ctx = new OfflineAudioContext(2, 100, 22050); |
| michael@0 | 16 | ok(ctx instanceof EventTarget, "OfflineAudioContexts must be EventTargets"); |
| michael@0 | 17 | |
| michael@0 | 18 | var buf = ctx.createBuffer(2, 100, ctx.sampleRate); |
| michael@0 | 19 | for (var i = 0; i < 2; ++i) { |
| michael@0 | 20 | for (var j = 0; j < 100; ++j) { |
| michael@0 | 21 | buf.getChannelData(i)[j] = Math.sin(2 * Math.PI * 200 * j / ctx.sampleRate); |
| michael@0 | 22 | } |
| michael@0 | 23 | } |
| michael@0 | 24 | |
| michael@0 | 25 | expectException(function() { |
| michael@0 | 26 | ctx.createMediaStreamDestination(); |
| michael@0 | 27 | }, DOMException.NOT_SUPPORTED_ERR); |
| michael@0 | 28 | |
| michael@0 | 29 | expectException(function() { |
| michael@0 | 30 | new OfflineAudioContext(2, 100, 0); |
| michael@0 | 31 | }, DOMException.NOT_SUPPORTED_ERR); |
| michael@0 | 32 | expectException(function() { |
| michael@0 | 33 | new OfflineAudioContext(2, 100, -1); |
| michael@0 | 34 | }, DOMException.NOT_SUPPORTED_ERR); |
| michael@0 | 35 | expectException(function() { |
| michael@0 | 36 | new OfflineAudioContext(0, 100, 44100); |
| michael@0 | 37 | }, DOMException.NOT_SUPPORTED_ERR); |
| michael@0 | 38 | new OfflineAudioContext(32, 100, 44100); |
| michael@0 | 39 | expectException(function() { |
| michael@0 | 40 | new OfflineAudioContext(33, 100, 44100); |
| michael@0 | 41 | }, DOMException.NOT_SUPPORTED_ERR); |
| michael@0 | 42 | expectException(function() { |
| michael@0 | 43 | new OfflineAudioContext(2, 0, 44100); |
| michael@0 | 44 | }, DOMException.NOT_SUPPORTED_ERR); |
| michael@0 | 45 | |
| michael@0 | 46 | var src = ctx.createBufferSource(); |
| michael@0 | 47 | src.buffer = buf; |
| michael@0 | 48 | src.start(0); |
| michael@0 | 49 | src.connect(ctx.destination); |
| michael@0 | 50 | ctx.startRendering(); |
| michael@0 | 51 | ctx.addEventListener("complete", function(e) { |
| michael@0 | 52 | ok(e instanceof OfflineAudioCompletionEvent, "Correct event received"); |
| michael@0 | 53 | is(e.renderedBuffer.numberOfChannels, 2, "Correct expected number of buffers"); |
| michael@0 | 54 | compareBuffers(e.renderedBuffer, buf); |
| michael@0 | 55 | |
| michael@0 | 56 | expectException(function() { |
| michael@0 | 57 | ctx.startRendering(); |
| michael@0 | 58 | }, DOMException.INVALID_STATE_ERR); |
| michael@0 | 59 | |
| michael@0 | 60 | SimpleTest.finish(); |
| michael@0 | 61 | }, false); |
| michael@0 | 62 | }); |
| michael@0 | 63 | |
| michael@0 | 64 | </script> |
| michael@0 | 65 | </pre> |
| michael@0 | 66 | </body> |
| michael@0 | 67 | </html> |
