Chromium Code Reviews Chromium Code Reviews
Issue 2102133002:
Add constructors for WebAudio nodes (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master| Index: third_party/WebKit/LayoutTests/webaudio/constructor/audiobuffersource.html |
| diff --git a/third_party/WebKit/LayoutTests/webaudio/constructor/audiobuffersource.html b/third_party/WebKit/LayoutTests/webaudio/constructor/audiobuffersource.html |
| new file mode 100644 |
| index 0000000000000000000000000000000000000000..63ea8668e56e368158113060b8c6919807342716 |
| --- /dev/null |
| +++ b/third_party/WebKit/LayoutTests/webaudio/constructor/audiobuffersource.html |
| @@ -0,0 +1,144 @@ |
| +<!doctype html> |
| +<html> |
| + <head> |
| + <title>Test Constructor: AudioBufferSource</title> |
| + <script src="../../resources/testharness.js"></script> |
| + <script src="../../resources/testharnessreport.js"></script> |
| + <script src="../resources/audio-testing.js"></script> |
| + <script src="audionodeoptions.js"></script> |
| + </head> |
| + |
| + <body> |
| + <script> |
| + var context; |
| + |
| + var audit = Audit.createTaskRunner(); |
| + |
| + audit.defineTask("initialize", function (taskDone) { |
| + Should("context = new OfflineAudioContext(...)", function () { |
| + context = new OfflineAudioContext(1, 1, 48000); |
| + }).notThrow(); |
| + |
| + taskDone(); |
| + }); |
| + |
| + audit.defineTask("invalid constructor", function (taskDone) { |
| + var node; |
| + var success = true; |
| + |
| + success = Should("new AudioBufferSourceNode()", function () { |
| + node = new AudioBufferSourceNode(); |
| + }).throw("TypeError"); |
| + success = Should("new AudioBufferSourceNode(1)", function () { |
| + node = new AudioBufferSourceNode(1) && success; |
| + }).throw("TypeError"); |
| + success = Should("new AudioBufferSourceNode(context, 42)", function () { |
| + node = new AudioBufferSourceNode(context, 42) && success; |
| + }).throw("TypeError"); |
| + |
| + Should("Invalid constructors", success) |
| + .summarize( |
| + "correctly threw errors", |
| + "did not throw errors in all cases"); |
| + |
| + taskDone(); |
| + }); |
| + |
| + audit.defineTask("default constructor", function (taskDone) { |
| + var node; |
| + var success = true; |
| + |
| + success = Should("node = new AudioBufferSourceNode(context)", function () { |
| + node = new AudioBufferSourceNode(context); |
| + }).notThrow() && success; |
| + |
| + success = Should("node instanceof AudioBufferSourceNode", |
| + node instanceof AudioBufferSourceNode).beEqualTo(true) && success; |
| + |
| + success = Should("node.buffer === null", node.buffer === null) |
| + .beEqualTo(true) && success; |
| + |
| + // This node using the factory method is used as a reference for the |
| + // defautl values. |
| + var factoryNode = context.createBufferSource(); |
| + |
| + var testAttributes = ["buffer", "detune", "loop", "loopEnd", "loopStart", |
| + "playbackRate"]; |
| + |
| + for (var index in testAttributes) { |
| + var name = testAttributes[index]; |
| + |
| + if (node[name] instanceof AudioParam) { |
| + success = Should("node." + name + ".value", node[name].value) |
| + .beEqualTo(factoryNode[name].value) && success; |
| + } else { |
| + success = Should("node." + name, node[name]) |
| + .beEqualTo(factoryNode[name]) && success; |
| + } |
| + } |
| + |
| + Should("AudioBufferSourceNode constructed", success) |
| + .summarize("correctly", "incorrectly"); |
| + |
| + taskDone(); |
| + }); |
| + |
| + audit.defineTask("constructor options", function (taskDone) { |
| + var node; |
| + var success = true; |
| + |
| + var buffer = context.createBuffer(2, 1000, context.sampleRate); |
| + |
| + var options = { |
| + buffer: buffer, |
| + detune: .5, |
| + loop: true, |
| + loopEnd: (buffer.length / 2) / context.sampleRate, |
| + loopStart: 5 / context.sampleRate, |
| + playbackRate: .75 |
| + } |
|
hongchan
2016/09/13 22:13:22
missing ;
Raymond Toy
2016/09/14 18:02:22
Done.
|
| + |
| + message = "node = new AudioBufferSourceNode(context, {"; |
|
hongchan
2016/09/13 22:13:22
Let's not repeat |message| here and on.
Raymond Toy
2016/09/14 18:02:22
Using JSON.stringify instead.
|
| + message += "buffer: buffer"; |
| + message += ", detune: " + options.detune; |
| + message += ", loop: " + options.loop; |
| + message += ", loopEnd: " + options.loopEnd; |
| + message += ", loopStart: " + options.loopStart; |
| + message += ", playbackRate: " + options.playbackRate; |
| + message += "})"; |
| + |
| + success = Should(message, function () { |
| + node = new AudioBufferSourceNode(context, options); |
| + }).notThrow(); |
| + |
| + var factoryNode = context.createBufferSource(); |
| + factoryNode.buffer = options.buffer; |
| + factoryNode.detune.value = options.detune; |
| + factoryNode.loop = options.loop; |
| + factoryNode.loopEnd = options.loopEnd; |
| + factoryNode.loopStart = options.loopStart; |
| + factoryNode.playbackRate.value = options.playbackRate; |
| + |
| + success = Should("node.buffer === buffer", node.buffer === buffer) |
| + .beEqualTo(true) && success; |
| + success = Should("node.detune.value", node.detune.value) |
| + .beEqualTo(factoryNode.detune.value) && success; |
| + success = Should("node.loop", node.loop) |
| + .beEqualTo(factoryNode.loop) && success; |
| + success = Should("node.loopEnd", node.loopEnd) |
| + .beEqualTo(factoryNode.loopEnd) && success; |
| + success = Should("node.loopStart", node.loopStart) |
| + .beEqualTo(factoryNode.loopStart) && success; |
| + success = Should("node.playbackRate.value", node.playbackRate.value) |
| + .beEqualTo(factoryNode.playbackRate.value) && success; |
| + |
| + Should("AudioBufferSource with options cosntructed", success) |
| + .summarize("correctly", "incorrectly"); |
| + |
| + taskDone(); |
| + }); |
| + |
| + audit.runTasks(); |
| + </script> |
| + </body> |
| +</html> |
