| <!doctype html> |
| <html> |
| <head> |
| <title>Test Constructor: WaveShaper</title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script src="../resources/compatibility.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("Construct Offline context", function () { |
| context = new OfflineAudioContext(1, 1, 48000); |
| }).notThrow(); |
| taskDone(); |
| }); |
| |
| audit.defineTask("incorrect construction", function (taskDone) { |
| var success = true; |
| |
| success = Should("new WaveShaperNode()", function () { |
| new WaveShaperNode(); |
| }).throw("TypeError"); |
| success = Should("new WaveShaperNode(1)", function () { |
| new WaveShaperNode(1); |
| }).throw("TypeError") && success; |
| success = Should("new WaveShaperNode(context, 42)", function () { |
| new WaveShaperNode(context, 42); |
| }).throw("TypeError") && success; |
| |
| success = Should("Invalid constructors", success) |
| .summarize( |
| "correctly threw errors", |
| "did not throw errors in all cases"); |
| taskDone(); |
| }); |
| |
| audit.defineTask("valid default construction", function (taskDone) { |
| var node; |
| |
| success = Should("node = new WaveShaperNode(context)", function () { |
| node = new WaveShaperNode(context); |
| }).notThrow(); |
| success = Should("node.curve", node.curve).beEqualTo(null) && success; |
| success = Should("node.oversample", node.oversample).beEqualTo("none") && success; |
| |
| success = Should("node.channelCount", node.channelCount) |
| .beEqualTo(2) && success; |
| success = Should("node.channelCountMode", node.channelCountMode) |
| .beEqualTo("max") && success; |
| success = Should("node.channelInterpretation", node.channelInterpretation) |
| .beEqualTo("speakers") && success; |
| |
| Should("new WaveShaperNode(context)", success) |
| .summarize( |
| "constructed node with correct attributes", |
| "did not construct correct node correctly") |
| |
| taskDone(); |
| }); |
| |
| audit.defineTask("test AudioNodeOptions", function (taskDone) { |
| testAudioNodeOptions(context, "WaveShaperNode"); |
| taskDone(); |
| }); |
| |
| audit.defineTask("valid non-default", function (taskDone) { |
| // Construct an WaveShaperNode with options |
| var options = { |
| curve: Float32Array.from([1,2,3]), |
| oversample: "4x" |
| }; |
| var node; |
| |
| var message = "node = new WaveShaperNode(, " + JSON.stringify(options) + ")"; |
| success = Should(message, function () { |
| node = new WaveShaperNode(context, options); |
| }).notThrow(); |
| success = Should("node.curve", node.curve) |
| .beEqualToArray(options.curve) && success; |
| success = Should("node.oversample", node.oversample) |
| .beEqualTo(options.oversample) && success; |
| |
| Should("new WaveShaper() with options", success) |
| .summarize( |
| "constructed with correct attributes", |
| "was not constructed correctly"); |
| |
| taskDone(); |
| }); |
| |
| audit.runTasks(); |
| </script> |
| </body> |
| </html> |
