<!DOCTYPE html>
<html class="a">
<head>
<title>GainNode IDL Test</title>
<script src="/resources/testharness.js"></script><script src="/resources/testharnessreport.js"></script><script src="/resources/idlharness.js"></script><script src="/resources/WebIDLParser.js"></script><script src="/webaudio/js/lodash.js"></script><script src="/webaudio/js/vendor-prefixes.js"></script><script src="/webaudio/js/helpers.js"></script><style type="text/css">
    #event-target-idl,
    #audio-context-idl,
    #audio-node-idl,
    #audio-param-idl
    { visibility:hidden; height: 0px;}
  </style>
</head>
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   <pre id="event-target-idl">interface EventTarget {
  void addEventListener(DOMString type, EventListener? callback, optional boolean capture = false);
  void removeEventListener(DOMString type, EventListener? callback, optional boolean capture = false);
  boolean dispatchEvent(Event event);
};

/*
callback interface EventListener {
  void handleEvent(Event event);
};
*/
// Callback interfaces are not supported yet, but that's ok
interface EventListener {};
</pre>

   <pre id="audio-context-idl">callback DecodeSuccessCallback = void (AudioBuffer decodedData);
callback DecodeErrorCallback = void ();

[Constructor]
interface AudioContext : EventTarget {

    readonly attribute AudioDestinationNode destination;
    readonly attribute float sampleRate;
    readonly attribute double currentTime;
    readonly attribute AudioListener listener;

    AudioBuffer createBuffer(unsigned long numberOfChannels, unsigned long length, float sampleRate);

    void decodeAudioData(ArrayBuffer audioData,
                         DecodeSuccessCallback successCallback,
                         optional DecodeErrorCallback errorCallback);


    // AudioNode creation
    AudioBufferSourceNode createBufferSource();

    MediaElementAudioSourceNode createMediaElementSource(HTMLMediaElement mediaElement);

    MediaStreamAudioSourceNode createMediaStreamSource(MediaStream mediaStream);
    MediaStreamAudioDestinationNode createMediaStreamDestination();

    ScriptProcessorNode createScriptProcessor(optional unsigned long bufferSize = 0,
                                              optional unsigned long numberOfInputChannels = 2,
                                              optional unsigned long numberOfOutputChannels = 2);

    AnalyserNode createAnalyser();
    GainNode createGain();
    DelayNode createDelay(optional double maxDelayTime = 1.0);
    BiquadFilterNode createBiquadFilter();
    WaveShaperNode createWaveShaper();
    PannerNode createPanner();
    ConvolverNode createConvolver();

    ChannelSplitterNode createChannelSplitter(optional unsigned long numberOfOutputs = 6);
    ChannelMergerNode createChannelMerger(optional unsigned long numberOfInputs = 6);

    DynamicsCompressorNode createDynamicsCompressor();

    OscillatorNode createOscillator();
    PeriodicWave createPeriodicWave(Float32Array real, Float32Array imag);

};</pre>

   <pre id="audio-node-idl">enum ChannelCountMode {
    "max",
    "clamped-max",
    "explicit"
};

enum ChannelInterpretation {
    "speakers",
    "discrete"
};

interface AudioNode : EventTarget {

    void connect(AudioNode destination, optional unsigned long output = 0, optional unsigned long input = 0);
    void connect(AudioParam destination, optional unsigned long output = 0);
    void disconnect(optional unsigned long output = 0);

    readonly attribute AudioContext context;
    readonly attribute unsigned long numberOfInputs;
    readonly attribute unsigned long numberOfOutputs;

    // Channel up-mixing and down-mixing rules for all inputs.
    attribute unsigned long channelCount;
    attribute ChannelCountMode channelCountMode;
    attribute ChannelInterpretation channelInterpretation;

};</pre>

   <pre id="audio-param-idl">interface AudioParam {

    attribute float value;
    readonly attribute float defaultValue;

    // Parameter automation.
    void setValueAtTime(float value, double startTime);
    void linearRampToValueAtTime(float value, double endTime);
    void exponentialRampToValueAtTime(float value, double endTime);

    // Exponentially approach the target value with a rate having the given time constant.
    void setTargetAtTime(float target, double startTime, double timeConstant);

    // Sets an array of arbitrary parameter values starting at time for the given duration.
    // The number of values will be scaled to fit into the desired duration.
    void setValueCurveAtTime(Float32Array values, double startTime, double duration);

    // Cancels all scheduled parameter changes with times greater than or equal to startTime.
    void cancelScheduledValues(double startTime);

};</pre>

<pre id="gain-node-idl">interface GainNode : AudioNode {

    readonly attribute AudioParam gain;

};</pre>

  <div id="log"></div>

  <script>
(function() {
  var idl_array = new IdlArray();
  idl_array.add_untested_idls(document.getElementById("event-target-idl").textContent);
  idl_array.add_untested_idls(document.getElementById("audio-context-idl").textContent);
  idl_array.add_untested_idls(document.getElementById("audio-node-idl").textContent);
  idl_array.add_untested_idls(document.getElementById("audio-param-idl").textContent);
  idl_array.add_idls(document.getElementById("gain-node-idl").textContent);

  gain_node = (new AudioContext).createGain();

  idl_array.add_objects({GainNode: ["gain_node"]});
  idl_array.test();
})();
  </script>
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