How to use createAudioGraphAndTest method in wpt

Best JavaScript code snippet using wpt

audioparam-testing.js

Source:audioparam-testing.js

...407  // jumpThreshold - optional parameter that specifies the threshold to use for408  // detecting discontinuities.  If not specified, defaults to409  // discontinuityThreshold.410  //411  function createAudioGraphAndTest(412      task, should, numberOfTests, initialValue, setValueFunction,413      automationFunction, testName, maxError, referenceFunction, jumpThreshold,414      errorMetric) {415    // Create offline audio context.416    context =417        new OfflineAudioContext(2, renderLength(numberOfTests), sampleRate);418    let constantBuffer =419        createConstantBuffer(context, renderLength(numberOfTests), 1);420    // We use an AudioGainNode here simply as a convenient way to test the421    // AudioParam automation, since it's easy to pass a constant value through422    // the node, automate the .gain attribute and observe the resulting values.423    gainNode = context.createGain();424    let bufferSource = context.createBufferSource();425    bufferSource.buffer = constantBuffer;...

Using AI Code Generation

1var audioContext = new AudioContext();2var audioBuffer = audioContext.createBuffer(1, 1, 44100);3var audioBufferSourceNode = audioContext.createBufferSource();4audioBufferSourceNode.buffer = audioBuffer;5var gainNode = audioContext.createGain();6audioBufferSourceNode.connect(gainNode);7gainNode.connect(audioContext.destination);8audioBufferSourceNode.start();9var promise = createAudioGraphAndTest(audioContext, [audioBufferSourceNode, gainNode]);10promise.then(function(result) {11});12var context = new AudioContext();13var workletNode = new AudioWorkletNode(context, 'test-processor');14var promise = createAudioGraphAndTest(context, [workletNode]);15promise.then(function(result) {16});17var context = new AudioContext();18var workletNode = new AudioWorkletNode(context, 'test-processor');19var promise = createAudioGraphAndTest(context, [workletNode]);20promise.then(function(result) {21});22var context = new AudioContext();23var workletNode = new AudioWorkletNode(context, 'test-processor');24var promise = createAudioGraphAndTest(context, [workletNode]);25promise.then(function(result) {26});27var context = new AudioContext();28var workletNode = new AudioWorkletNode(context, 'test-processor');29var promise = createAudioGraphAndTest(context, [workletNode]);30promise.then(function(result) {

Using AI Code Generation

1createAudioGraphAndTest(function (context) {2    var oscillator = new OscillatorNode(context);3    var analyser = new AnalyserNode(context);4    var merger = new ChannelMergerNode(context, { numberOfInputs: 2 });5    var splitter = new ChannelSplitterNode(context, { numberOfOutputs: 2 });6    oscillator.connect(analyser);7    analyser.connect(merger, 0, 1);8    merger.connect(splitter);9    splitter.connect(context.destination, 0);10    splitter.connect(context.destination, 1);11    return [oscillator, analyser, merger, splitter];12});13createAudioGraphAndTest(function (context) {14    var oscillator = new OscillatorNode(context);15    var analyser = new AnalyserNode(context);16    var merger = new ChannelMergerNode(context, { numberOfInputs: 2 });17    var splitter = new ChannelSplitterNode(context, { numberOfOutputs: 2 });18    oscillator.connect(analyser);19    analyser.connect(merger, 0, 1);20    merger.connect(splitter);21    splitter.connect(context.destination, 0);22    splitter.connect(context.destination, 1);23    return [oscillator, analyser, merger, splitter];24});25createAudioGraphAndTest(function (context) {26    var oscillator = new OscillatorNode(context);27    var analyser = new AnalyserNode(context);28    var merger = new ChannelMergerNode(context, { numberOfInputs: 2 });29    var splitter = new ChannelSplitterNode(context, { numberOfOutputs: 2 });30    oscillator.connect(analyser);31    analyser.connect(merger, 0, 1);32    merger.connect(splitter);33    splitter.connect(context.destination, 0);34    splitter.connect(context.destination, 1);35    return [oscillator, analyser, merger, splitter];36});37createAudioGraphAndTest(function (context) {38    var oscillator = new OscillatorNode(context);39    var analyser = new AnalyserNode(context);40    var merger = new ChannelMergerNode(context, { numberOfInputs: 2 });

Using AI Code Generation

1createAudioGraphAndTest(context, [2  {3      {4      }5      {6          {7          },8          {9          },10          {11          }12          {13          }14      }15  }16]);17function createAudioGraphAndTest(context, nodes) {18}19function testAudioGraph(context, nodes) {

Using AI Code Generation

1let graph = createAudioGraphAndTest(audioContext, [2  {3    options: {4    }5  },6  {7    options: {8    }9  },10  {11    options: {12    }13  }14]);15graph.connect('oscillator', 'gain');16graph.connect('gain', 'destination');17graph.start();18graph.stop();19graph.verify();20let graph = createAudioGraphAndTest(audioContext, [21  {22    options: {23    }24  },25  {26    options: {27    }28  },29  {30    options: {31    }32  }33]);34graph.connect('oscillator', 'gain');35graph.connect('gain', 'destination');36graph.start();37graph.stop();38graph.verify();39let graph = createAudioGraphAndTest(audioContext,

Using AI Code Generation

1createAudioGraphAndTest (function (context, test) {2  var analyser = context.createAnalyser();3  analyser.fftSize = 1024;4  analyser.smoothingTimeConstant = 0.9;5  var buffer = context.createBuffer(1, 1024, 44100);6  var source = context.createBufferSource();7  source.buffer = buffer;8  source.connect(analyser);9  analyser.connect(context.destination);10  source.start(0);11  var frequencyData = new Uint8Array(analyser.frequencyBinCount);12  analyser.getByteFrequencyData(frequencyData);13  for (var i = 0; i < frequencyData.length; i++) {14    assert_greater_than(frequencyData[i], 0);15  }16  test.done();17}, 'Test that analyser.getByteFrequencyData() returns non-zero values');

Using AI Code Generation

1var context = new AudioContext();2var osc = context.createOscillator();3var gain = context.createGain();4var analyser = context.createAnalyser();5var destination = context.destination;6osc.connect(gain);7gain.connect(analyser);8analyser.connect(destination);9osc.start(0);10createAudioGraphAndTest(context, analyser);11function createAudioGraphAndTest(context, analyser) {12    var sampleRate = context.sampleRate;13    var bufferLength = analyser.frequencyBinCount;14    var dataArray = new Uint8Array(bufferLength);15    var startTime = context.currentTime;16    var endTime = startTime + 1;17    var buffer = context.createBuffer(1, sampleRate, sampleRate);18    var source = context.createBufferSource();19    var script = context.createScriptProcessor(bufferLength, 1, 1);20    var scriptBuffer = new Float32Array(bufferLength);21    var scriptBufferLength = 0;22    source.buffer = buffer;23    script.onaudioprocess = function (e) {24        var inputBuffer = e.inputBuffer;25        var input = inputBuffer.getChannelData(0);26        for (var i = 0; i < inputBuffer.length; i++) {27            scriptBuffer[scriptBufferLength] = input[i];28            scriptBufferLength++;29        }30    }31    source.connect(script);32    script.connect(context.destination);33    source.start(0);34    function testAudioGraph() {35        var currentTime = context.currentTime;36        if (currentTime < endTime) {37            requestAnimationFrame(testAudioGraph);38            analyser.getByteTimeDomainData(dataArray);39            for (var i = 0; i < bufferLength; i++) {40                if (dataArray[i] !== 0) {41                    test(function () {42                        assert_true(true);43                    }, "Audio graph is not silent");44                    return;45                }46            }47        } else {48            test(function () {49                assert_array_equals(dataArray, new Uint8Array(bufferLength));50            }, "Audio graph is silent");51            test(function () {52                assert_array_equals(scriptBuffer, new Float32Array(scriptBufferLength));53            }, "ScriptProcessorNode does not receive any input");54        }55    }56    requestAnimationFrame(testAudioGraph);57}

Using AI Code Generation

1importScripts('/resources/testharness.js');2importScripts('/resources/testharnessreport.js');3importScripts('/common/media.js');4importScripts('/common/media/getusermedia-helpers.js');5promise_test(async t => {6  const audioContext = new AudioContext();7  const stream = await getUserMediaWithConstraints({audio: true});8  const mediaStreamSource = audioContext.createMediaStreamSource(stream);9  const gainNode = audioContext.createGain();10  mediaStreamSource.connect(gainNode);11  const analyserNode = audioContext.createAnalyser();12  gainNode.connect(analyserNode);13  const scriptProcessorNode = audioContext.createScriptProcessor(2048, 1, 1);14  analyserNode.connect(scriptProcessorNode);15  scriptProcessorNode.connect(audioContext.destination);16  const buffer = audioContext.createBuffer(1, 2048, 44100);17  const bufferSourceNode = audioContext.createBufferSource();18  bufferSourceNode.buffer = buffer;19  bufferSourceNode.connect(audioContext.destination);20  bufferSourceNode.start();21  await audioContext.startRendering();22}, 'test to verify that startRendering() does not block the main thread');

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.