ctor-waveshaper.html

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This WPT test may be referenced by the following Test IDs:
- /webaudio/the-audio-api/the-waveshapernode-interface/ctor-waveshaper.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

  <head>

    <title>

      Test Constructor: WaveShaper

    </title>

    <script src="/resources/testharness.js"></script>

    <script src="/resources/testharnessreport.js"></script>

    <script src="/webaudio/resources/audit-util.js"></script>

    <script src="/webaudio/resources/audit.js"></script>

    <script src="/webaudio/resources/audionodeoptions.js"></script>

  </head>

  <body>

    <script id="layout-test-code">

      let context;

      let audit = Audit.createTaskRunner();

      audit.define('initialize', (task, should) => {

        context = initializeContext(should);

        task.done();

});

      audit.define('incorrect construction', (task, should) => {

        testInvalidConstructor(should, 'WaveShaperNode', context);

        task.done();

});

      audit.define('valid default construction', (task, should) => {

        let prefix = 'node0';

        let node = testDefaultConstructor(should, 'WaveShaperNode', context, {

          prefix: prefix,

          numberOfInputs: 1,

          numberOfOutputs: 1,

          channelCount: 2,

          channelCountMode: 'max',

          channelInterpretation: 'speakers'

});

        testDefaultAttributes(should, node, prefix, [

          {name: 'curve', value: null}, {name: 'oversample', value: 'none'}

]);

        task.done();

});

      audit.define('test AudioNodeOptions', (task, should) => {

        testAudioNodeOptions(should, context, 'WaveShaperNode');

        task.done();

});

      audit.define('valid non-default', (task, should) => {

        // Construct an WaveShaperNode with options

        let options = {curve: Float32Array.from([1, 2, 3]), oversample: '4x'};

        let node;

        let message =

            'node1 = new WaveShaperNode(, ' + JSON.stringify(options) + ')';

        should(() => {

          node = new WaveShaperNode(context, options);

        }, message).notThrow();

        should(node.curve, 'node1.curve').beEqualToArray(options.curve);

        should(node.oversample, 'node1.oversample')

            .beEqualTo(options.oversample);

        task.done();

});

      audit.run();

    </script>

  </body>

</html>