| <!DOCTYPE html> |
| <html> |
| <head> |
| <title> |
| dom-exceptions.html |
| </title> |
| <script src="../imported/w3c/web-platform-tests/resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="resources/audit-util.js"></script> |
| <script src="resources/audit.js"></script> |
| </head> |
| <body> |
| <script id="layout-test-code"> |
| let audit = Audit.createTaskRunner(); |
| |
| let context; |
| let otherContext; |
| let node; |
| let node2; |
| let mode; |
| let panner; |
| let script; |
| let source; |
| |
| function shouldThrowAndBeUnchanged(should, node, attr, value) { |
| should( |
| () => node[attr] = value, |
| node.constructor.name + '.' + attr + ' = ' + value) |
| .throw(); |
| should(node[attr], node.constructor.name + '.' + attr) |
| .notBeEqualTo(value); |
| } |
| |
| audit.define( |
| {label: 'initialize', description: 'Initialize contexts for testing'}, |
| (task, should) => { |
| |
| should(() => { |
| context = new AudioContext(); |
| }, 'context = new AudioContext()').notThrow(); |
| |
| should(() => { |
| otherContext = new AudioContext(); |
| }, 'otherContext = new AudioContext()').notThrow(); |
| |
| task.done(); |
| }); |
| |
| audit.define('createBuffer', (task, should) => { |
| // Invalid number of channels: NotSupportedError |
| should( |
| () => context.createBuffer(99, 1, context.sampleRate), |
| 'context.createBuffer(99, 1, context.sampleRate)') |
| .throw(DOMException, 'NotSupportedError'); |
| should( |
| () => context.createBuffer(0, 1, context.sampleRate), |
| 'context.createBuffer(0, 1, context.sampleRate)') |
| .throw(DOMException, 'NotSupportedError'); |
| // Invalid sample rate: NotSupportedError |
| should( |
| () => context.createBuffer(1, 1, 1), |
| 'context.createBuffer(1, 1, 1)') |
| .throw(DOMException, 'NotSupportedError'); |
| should( |
| () => context.createBuffer(1, 1, 2999), |
| 'context.createBuffer(1, 1, 2999)') |
| .throw(DOMException, 'NotSupportedError'); |
| should( |
| () => context.createBuffer(1, 1, 384001), |
| 'context.createBuffer(1, 1, 384001)') |
| .throw(DOMException, 'NotSupportedError'); |
| should( |
| () => context.createBuffer(1, 1, 1e6), |
| 'context.createBuffer(1, 1, 1e6)') |
| .throw(DOMException, 'NotSupportedError'); |
| // Check valid values from crbug.com/344375 |
| should( |
| () => context.createBuffer(1, 1, 3000), |
| 'context.createBuffer(1, 1, 3000)') |
| .notThrow(); |
| should( |
| () => context.createBuffer(1, 1, 192000), |
| 'context.createBuffer(1, 1, 192000)') |
| .notThrow(); |
| should( |
| () => context.createBuffer(1, 1, 384000), |
| 'context.createBuffer(1, 1, 384000)') |
| .notThrow(); |
| // Invalid number of frames: NotSupportedError |
| should( |
| () => context.createBuffer(1, 0, context.sampleRate), |
| 'context.createBuffer(1, 0, context.sampleRate)') |
| .throw(DOMException, 'NotSupportedError'); |
| // 2-arg createBuffer not allowed. |
| should( |
| () => context.createBuffer(new ArrayBuffer(100), true), |
| 'context.createBuffer(new ArrayBuffer(100), true)') |
| .throw(TypeError); |
| |
| task.done(); |
| }); |
| |
| audit.define('createMediaElementSource', (task, should) => { |
| // Invalid sources (unspecified error) |
| should( |
| () => context.createMediaElementSource(null), |
| 'context.createMediaElementSource(null)') |
| .throw(); |
| task.done(); |
| }); |
| |
| audit.define('createMediaStreamSource', (task, should) => { |
| // Invalid sources (unspecified error) |
| should( |
| () => context.createMediaStreamSource(null), |
| 'context.createMediaStreamSource(null)') |
| .throw(); |
| |
| task.done(); |
| }); |
| |
| audit.define('createScriptProcessor', (task, should) => { |
| // Invalid buffer size: IndexSizeError |
| should( |
| () => context.createScriptProcessor(1, 1, 1), |
| 'context.createScriptProcessor(1, 1, 1)') |
| .throw(DOMException, 'IndexSizeError'); |
| // Invalid number of inputs and outputs: IndexSizeError |
| should( |
| () => context.createScriptProcessor(4096, 100, 1), |
| 'context.createScriptProcessor(4096, 100, 1)') |
| .throw(DOMException, 'IndexSizeError'); |
| should( |
| () => context.createScriptProcessor(4096, 1, 100), |
| 'context.createScriptProcessor(4096, 1, 100)') |
| .throw(DOMException, 'IndexSizeError'); |
| should( |
| () => context.createScriptProcessor(), |
| 'context.createScriptProcessor()') |
| .notThrow(); |
| should( |
| () => context.createScriptProcessor(0), |
| 'context.createScriptProcessor(0)') |
| .notThrow(); |
| |
| task.done(); |
| }); |
| |
| audit.define('createChannelSplitter', (task, should) => { |
| // Invalid number of channels: IndexSizeError |
| should( |
| () => context.createChannelSplitter(0), |
| 'context.createChannelSplitter(0)') |
| .throw(DOMException, 'IndexSizeError'); |
| should( |
| () => context.createChannelSplitter(99), |
| 'context.createChannelSplitter(99)') |
| .throw(DOMException, 'IndexSizeError'); |
| should( |
| () => context.createChannelMerger(0), |
| 'context.createChannelMerger(0)') |
| .throw(DOMException, 'IndexSizeError'); |
| |
| task.done(); |
| }); |
| |
| audit.define('createChannelMerger', (task, should) => { |
| // Invalid number of channels: IndexSizeError |
| should( |
| () => context.createChannelMerger(99), |
| 'context.createChannelMerger(99)') |
| .throw(DOMException, 'IndexSizeError'); |
| |
| task.done(); |
| }); |
| |
| audit.define('createPeriodicWave', (task, should) => { |
| // Invalid real/imag arrays: IndexSizeError |
| should( |
| () => context.createPeriodicWave(null, null), |
| 'context.createPeriodicWave(null, null)') |
| .throw(TypeError); |
| should( |
| () => context.createPeriodicWave(new Float32Array(10), null), |
| 'context.createPeriodicWave(new Float32Array(10), null)') |
| .throw(TypeError); |
| // Verify that we can use large arrays with no limit. Roughly. |
| should( |
| () => context.createPeriodicWave( |
| new Float32Array(4100), new Float32Array(4100)), |
| 'context.createPeriodicWave(new Float32Array(4100), new Float32Array(4100))') |
| .notThrow(); |
| should( |
| () => context.createPeriodicWave( |
| new Float32Array(8192), new Float32Array(8192)), |
| 'context.createPeriodicWave(new Float32Array(8192), new Float32Array(8192))') |
| .notThrow(); |
| should( |
| () => context.createPeriodicWave( |
| new Float32Array(10000), new Float32Array(10000)), |
| 'context.createPeriodicWave(new Float32Array(10000), new Float32Array(10000))') |
| .notThrow(); |
| // Real and imaginary arrays must have the same size: IndexSizeError |
| should( |
| () => context.createPeriodicWave( |
| new Float32Array(10), new Float32Array(7)), |
| 'context.createPeriodicWave(new Float32Array(10), new Float32Array(7))') |
| .throw(DOMException, 'IndexSizeError'); |
| |
| task.done(); |
| }); |
| |
| audit.define('createAnalyser', (task, should) => { |
| // Analysers |
| node = context.createAnalyser(); |
| // Invalid fftSize: IndexSizeError |
| shouldThrowAndBeUnchanged(should, node, 'fftSize', '42'); |
| shouldThrowAndBeUnchanged(should, node, 'fftSize', '16'); |
| should(() => node.fftSize = 32768, 'AnalyserNode.fftSize = 32768') |
| .notThrow(); |
| shouldThrowAndBeUnchanged(should, node, 'fftSize', '65536'); |
| |
| shouldThrowAndBeUnchanged(should, node, 'minDecibels', '-10'); |
| shouldThrowAndBeUnchanged(should, node, 'maxDecibels', '-150'); |
| shouldThrowAndBeUnchanged(should, node, 'minDecibels', '-30'); |
| shouldThrowAndBeUnchanged(should, node, 'maxDecibels', '-100'); |
| |
| shouldThrowAndBeUnchanged( |
| should, node, 'smoothingTimeConstant', '-0.1'); |
| shouldThrowAndBeUnchanged(should, node, 'smoothingTimeConstant', '1.5'); |
| |
| should( |
| () => node.getFloatFrequencyData(null), |
| 'AnalyserNode.getFloatFrequencyData(null)') |
| .throw(); |
| should( |
| () => node.getByteFrequencyData(null), |
| node.constructor.name + '.getByteFrequencyData(null)') |
| .throw(); |
| should( |
| () => node.getFloatTimeDomainData(null), |
| node.constructor.name + '.getFloatTimeDomainData(null)') |
| .throw(); |
| should( |
| () => node.getByteTimeDomainData(null), |
| node.constructor.name + '.getByteTimeDomainData(null)') |
| .throw(); |
| |
| if (window.SharedArrayBuffer) { |
| should( |
| () => node.getFloatFrequencyData( |
| new Float32Array(new SharedArrayBuffer(16))), |
| 'AnalyserNode.getFloatFrequencyData(SharedArrayBuffer view)') |
| .throw(); |
| should( |
| () => node.getByteFrequencyData( |
| new Uint8Array(new SharedArrayBuffer(16))), |
| node.constructor.name + |
| '.getByteFrequencyData(SharedArrayBuffer view)') |
| .throw(); |
| should( |
| () => node.getFloatTimeDomainData( |
| new Float32Array(new SharedArrayBuffer(16))), |
| node.constructor.name + |
| '.getFloatTimeDomainData(SharedArrayBuffer view)') |
| .throw(); |
| should( |
| () => node.getByteTimeDomainData( |
| new Uint8Array(new SharedArrayBuffer(16))), |
| node.constructor.name + |
| '.getByteTimeDomainData(SharedArrayBuffer view)') |
| .throw(); |
| } |
| |
| // AudioBuffers |
| node = context.createBuffer(1, 1, context.sampleRate); |
| // Invalid channel index: IndexSizeError |
| should( |
| () => node.getChannelData(2), |
| node.constructor.name + '.getChannelData(2)') |
| .throw(); |
| |
| task.done(); |
| }); |
| |
| audit.define( |
| { |
| label: 'Init test nodes', |
| description: 'Create test nodes for the following tests' |
| }, |
| (task, should) => { |
| should(() => { |
| node = context.createGain(); |
| }, 'node = context.createGain()').notThrow(); |
| should(() => { |
| node2 = context.createGain(); |
| }, 'node2 = context.createGain()').notThrow(); |
| |
| task.done(); |
| }); |
| |
| audit.define( |
| {label: 'connections', description: 'AudioNode connections'}, |
| (task, should) => { |
| |
| // AudioNode connections |
| // Invalid destination node (unspecified error) |
| should(() => node.connect(null, 0, 0), 'node.connect(null, 0, 0)') |
| .throw(); |
| // Invalid input or output index: IndexSizeError |
| should( |
| () => node.connect(context.destination, 100, 0), |
| 'node.connect(context.destination, 100, 0)') |
| .throw(DOMException, 'IndexSizeError'); |
| should( |
| () => node.connect(context.destination, 0, 100), |
| 'node.connect(context.destination, 0, 100)') |
| .throw(DOMException, 'IndexSizeError'); |
| should( |
| () => node.connect(node2.gain, 100), |
| 'node.connect(node2.gain, 100)') |
| .throw(DOMException, 'IndexSizeError'); |
| should(() => node.disconnect(99), 'node.disconnect(99)') |
| .throw(DOMException, 'IndexSizeError'); |
| // Can't connect to a different context (unspecified error) |
| should( |
| () => node.connect(otherContext.destination), |
| 'node.connect(otherContext.destination)') |
| .throw(); |
| |
| task.done(); |
| }); |
| |
| audit.define( |
| { |
| label: 'channel-stuff', |
| description: 'channelCount, channelCountMode, channelInterpretation' |
| }, |
| (task, should) => { |
| |
| // Invalid channel count: NotSupportedError |
| shouldThrowAndBeUnchanged(should, node, 'channelCount', '99'); |
| // Invalid mode or interpretation (unspecified error) |
| currentMode = node.channelCountMode; |
| currentInterpretation = node.channelInterpretation; |
| should( |
| () => node.channelCountMode = 'fancy', |
| 'node.channelCountMode = "fancy"') |
| .notThrow(); |
| should(node.channelCountMode, 'node.channelCountMode') |
| .beEqualTo(currentMode); |
| should( |
| () => node.channelInterpretation = mode, |
| 'node.channelInterpretation = mode') |
| .notThrow(); |
| should(node.channelInterpretation, 'node.channelInterpretation') |
| .beEqualTo(currentInterpretation); |
| // Destination node channel count: should throw IndexSizeError on |
| // invalid channel count. shouldNotThrow() method cannot be used |
| // because the error message includes the number of channels, which |
| // can change depending on the actual attached hardware. |
| should( |
| () => context.destination.channelCount = 99, |
| 'context.destination.channelCount = 99') |
| .throw(DOMException, 'IndexSizeError', {omitErrorMessage: true}); |
| |
| task.done(); |
| }); |
| |
| audit.define('audioparam', (task, should) => { |
| // AudioParams |
| param = context.createGain().gain; |
| should( |
| () => param.setValueCurveAtTime(null, 0, 0), |
| 'param.setValueCurveAtTime(null, 0, 0)') |
| .throw(); |
| |
| // exponentialRampToValue should throw only for "zero" target values. |
| should( |
| () => node.gain.exponentialRampToValueAtTime(-1, 0.1), |
| 'node.gain.exponentialRampToValueAtTime(-1, 0.1)') |
| .notThrow(); |
| should( |
| () => node.gain.exponentialRampToValueAtTime(0, 0.1), |
| 'node.gain.exponentialRampToValueAtTime(0, 0.1)') |
| .throw(); |
| // 1e-100 is 0 when converted to a single precision float. |
| should( |
| () => node.gain.exponentialRampToValueAtTime(1e-100, 0.1), |
| 'node.gain.exponentialRampToValueAtTime(1e-100, 0.1)') |
| .throw(); |
| // See crbug.com/459391. |
| // Math.pow(2, -149) = 1.401298464324817e-45 is the double-float value |
| // of the least positive single float number. We do it this way to make |
| // sure no round-off or conversion errors happen when reading |
| // 1.401298464324817e-45. |
| should( |
| () => |
| node.gain.exponentialRampToValueAtTime(Math.pow(2, -149), 0.1), |
| 'node.gain.exponentialRampToValueAtTime(Math.pow(2, -149), 0.1)') |
| .notThrow(); |
| // Math.pow(2, -150) = 7.006492321624085d-46 is the largest double float |
| // value such that conversion to a float produces 0. Any larger value |
| // would produce a non-zero value when converted to a single float. |
| should( |
| () => |
| node.gain.exponentialRampToValueAtTime(Math.pow(2, -150), 0.1), |
| 'node.gain.exponentialRampToValueAtTime(Math.pow(2, -150), 0.1)') |
| .throw(); |
| |
| task.done(); |
| }); |
| |
| audit.define('biquad', (task, should) => { |
| // BiquadFilterNode |
| node = context.createBiquadFilter(); |
| should( |
| () => node.getFrequencyResponse( |
| new Float32Array(1), new Float32Array(1), new Float32Array(1)), |
| 'node.getFrequencyResponse(new Float32Array(1), new Float32Array(1), new Float32Array(1))') |
| .notThrow(); |
| should( |
| () => node.getFrequencyResponse( |
| null, new Float32Array(1), new Float32Array(1)), |
| 'node.getFrequencyResponse(null, new Float32Array(1), new Float32Array(1))') |
| .throw(); |
| should( |
| () => node.getFrequencyResponse( |
| new Float32Array(1), null, new Float32Array(1)), |
| 'node.getFrequencyResponse(new Float32Array(1), null, new Float32Array(1))') |
| .throw(); |
| should( |
| () => node.getFrequencyResponse( |
| new Float32Array(1), new Float32Array(1), null), |
| 'node.getFrequencyResponse(new Float32Array(1), new Float32Array(1), null)') |
| .throw(); |
| |
| if (window.SharedArrayBuffer) { |
| let shared_view = new Float32Array(new SharedArrayBuffer(4)); |
| let nonshared_view = new Float32Array(1); |
| |
| should( |
| () => node.getFrequencyResponse( |
| shared_view, nonshared_view, nonshared_view), |
| 'node.getFrequencyResponse(shared_view, nonshared_view, nonshared_view)') |
| .throw(); |
| should( |
| () => node.getFrequencyResponse( |
| nonshared_view, shared_view, nonshared_view), |
| 'node.getFrequencyResponse(nonshared_view, shared_view, nonshared_view)') |
| .throw(); |
| should( |
| () => node.getFrequencyResponse( |
| nonshared_view, nonshared_view, shared_view), |
| 'node.getFrequencyResponse(nonshared_view, nonshared_view, shared_view)') |
| .throw(); |
| } |
| |
| task.done(); |
| }); |
| |
| audit.define( |
| {label: 'offline-audio-context', description: 'supports 32 channels'}, |
| (task, should) => { |
| // OfflineAudioContext |
| // Max supported channels |
| should( |
| () => new OfflineAudioContext(32, 100, context.sampleRate), |
| 'new OfflineAudioContext(32, 100, context.sampleRate)') |
| .notThrow(); |
| task.done(); |
| }); |
| |
| audit.define( |
| { |
| label: 'invalid-offline-audio-context-parameters', |
| description: 'errors for invalid channel counts' |
| }, |
| (task, should) => { |
| // Invalid number of channels |
| should( |
| () => new OfflineAudioContext(0, 100, context.sampleRate), |
| 'new OfflineAudioContext(0, 100, context.sampleRate)') |
| .throw(DOMException, 'NotSupportedError'); |
| should( |
| () => new OfflineAudioContext(99, 100, context.sampleRate), |
| 'new OfflineAudioContext(99, 100, context.sampleRate)') |
| .throw(DOMException, 'NotSupportedError'); |
| // Invalid sample rate. |
| should( |
| () => new OfflineAudioContext(1, 100, 1), |
| 'new OfflineAudioContext(1, 100, 1)') |
| .throw(DOMException, 'NotSupportedError'); |
| should( |
| () => new OfflineAudioContext(1, 100, 1e6), |
| 'new OfflineAudioContext(1, 100, 1e6)') |
| .throw(DOMException, 'NotSupportedError'); |
| should( |
| () => new OfflineAudioContext(1, 0, 44100), |
| 'new OfflineAudioContext(1, 0, 44100)') |
| .throw(DOMException, 'NotSupportedError'); |
| task.done(); |
| }); |
| |
| audit.define('invalid-frame-length', (task, should) => { |
| // Invalid frame length (crbug.com/351277) |
| let testContext; |
| |
| should( |
| () => testContext = |
| new OfflineAudioContext(1, -88200000000000, 44100), |
| 'testContext = new OfflineAudioContext(1, -88200000000000, 44100)') |
| .notThrow(); |
| should(testContext.startRendering(), 'testContext.startRendering()') |
| .beRejected() |
| .then(() => task.done()); |
| }); |
| |
| audit.define('waveshaper', (task, should) => { |
| // WaveShaper types |
| node = context.createWaveShaper(); |
| currentOversample = node.oversample; |
| should(() => node.oversample = '9x', 'node.oversample = "9x"') |
| .notThrow(); |
| should(node.oversample, 'node.oversample').beEqualTo(currentOversample); |
| should(() => node.curve = {}, 'node.curve = {}').throw(); |
| should( |
| () => node.curve = new Float32Array(1), |
| 'node.curve = new Float32Array(1)') |
| .throw(); |
| should(node.curve, 'node.curve').beEqualTo(null); |
| should( |
| () => node.curve = new Float32Array(2), |
| 'node.curve = new Float32Array(2)') |
| .notThrow(); |
| should(() => node.curve = null, 'node.curve = null').notThrow(); |
| |
| task.done(); |
| }); |
| |
| audit.define( |
| { |
| label: 'audio-buffer-source', |
| description: 'AudioBufferSource start/stop' |
| }, |
| (task, should) => { |
| // Start/stop for AudioBufferSourceNodes |
| buffer = context.createBuffer(1, 1, context.sampleRate); |
| should( |
| () => source = context.createBufferSource(), |
| 'source = context.createBufferSource()') |
| .notThrow(); |
| should(() => {source.buffer = buffer}, 'source.buffer = buffer') |
| .notThrow(); |
| should( |
| () => source.buffer = |
| context.createBuffer(1, 10, context.sampleRate), |
| 'source.buffer = context.createBuffer(1, 10, context.sampleRate)') |
| .throw(); |
| should(() => {source.start(-1)}, 'source.start(-1)').throw(); |
| should(() => {source.start(Infinity)}, 'source.start(Infinity)') |
| .throw(); |
| should(() => {source.start(-Infinity)}, 'source.start(-Infinity)') |
| .throw(); |
| should(() => {source.start(NaN)}, 'source.start(NaN)').throw(); |
| should( |
| () => {source.start(1, Infinity)}, 'source.start(1, Infinity)') |
| .throw(); |
| should( |
| () => {source.start(1, -Infinity)}, |
| 'source.start(1, -Infinity)') |
| .throw(); |
| should(() => {source.start(1, NaN)}, 'source.start(1, NaN)') |
| .throw(); |
| should(() => {source.start(1, -1)}, 'source.start(1, -1)').throw(); |
| should( |
| () => {source.start(1, -Number.MIN_VALUE)}, |
| 'source.start(1, -Number.MIN_VALUE)') |
| .throw(); |
| should( |
| () => {source.start(1, 1, Infinity)}, |
| 'source.start(1, 1, Infinity)') |
| .throw(); |
| should( |
| () => {source.start(1, 1, -Infinity)}, |
| 'source.start(1, 1, -Infinity)') |
| .throw(); |
| should(() => {source.start(1, 1, NaN)}, 'source.start(1, 1, NaN)') |
| .throw(); |
| should(() => {source.start(1, 1, -1)}, 'source.start(1, 1, -1)') |
| .throw(); |
| should( |
| () => {source.start(1, 1, -Number.MIN_VALUE)}, |
| 'source.start(1, 1, -Number.MIN_VALUE)') |
| .throw(); |
| should(() => source.start(), 'source.start()').notThrow(); |
| should( |
| () => source.stop(-Number.MIN_VALUE), |
| 'source.stop(-Number.MIN_VALUE)') |
| .throw(); |
| should(() => source.stop(Infinity), 'source.stop(Infinity)') |
| .throw(); |
| should(() => source.stop(-Infinity), 'source.stop(-Infinity)') |
| .throw(); |
| should(() => source.stop(NaN), 'source.stop(NaN)').throw(); |
| should(() => source.stop(), 'source.stop()').notThrow(); |
| |
| // Verify that start(0, 0) doesn't signal. |
| let source2; |
| should( |
| () => {source2 = context.createBufferSource()}, |
| 'source2 = context.createBufferSource()') |
| .notThrow(); |
| should(() => source2.buffer = buffer, 'source2.buffer = buffer') |
| .notThrow(); |
| should(() => source2.start(0, 0), 'source2.start(0, 0)').notThrow(); |
| |
| // Verify that start(0, -0.0) doesn't signal. |
| let source3; |
| should( |
| () => source3 = context.createBufferSource(), |
| 'source3 = context.createBufferSource()') |
| .notThrow(); |
| should(() => source3.buffer = buffer, 'source3.buffer = buffer') |
| .notThrow(); |
| should( |
| () => source3.start(0, -1 / Infinity), |
| 'source3.start(0, -1/Infinity)') |
| .notThrow(); |
| |
| // It's not clear from the spec, but I think it's valid to call |
| // start(). The spec is silent on what happens if we call stop() |
| // afterwards, so don't call it. |
| let source4; |
| should( |
| () => source4 = context.createBufferSource(), |
| 'source4 = context.createBufferSource()') |
| .notThrow(); |
| should(() => source4.start(), 'source4.start()').notThrow(); |
| |
| buffer = context.createBuffer(1, 1, context.sampleRate); |
| let source5; |
| should( |
| () => source5 = context.createBufferSource(), |
| 'source5 = context.createBufferSource()') |
| .notThrow(); |
| should(() => source5.buffer = buffer, 'source5.buffer = buffer') |
| .notThrow(); |
| should(() => source5.stop(), 'source5.stop()').throw(); |
| |
| buffer = context.createBuffer(1, 1, context.sampleRate); |
| let source6; |
| should( |
| () => source6 = context.createBufferSource(), |
| 'source6 = context.createBufferSource()') |
| .notThrow(); |
| should(() => source6.buffer = buffer, 'source6.buffer = buffer') |
| .notThrow(); |
| should(() => source6.start(), 'source6.start()').notThrow(); |
| should(() => source6.start(), 'source6.start()').throw(); |
| |
| buffer = context.createBuffer(1, 1, context.sampleRate); |
| let source7; |
| should( |
| () => source7 = context.createBufferSource(), |
| 'source7 = context.createBufferSource()') |
| .notThrow(); |
| should(() => source7.buffer = buffer, 'source7.buffer = buffer') |
| .notThrow(); |
| should(() => source7.start(), 'source7.start()').notThrow(); |
| should(() => source7.stop(), 'source7.stop()').notThrow(); |
| |
| task.done(); |
| }); |
| |
| audit.define( |
| {label: 'oscillator', description: 'start/stop'}, (task, should) => { |
| |
| let source8; |
| // Start/stop for OscillatorNodes |
| should( |
| () => source8 = context.createOscillator(), |
| 'source8 = context.createOscillator()') |
| .notThrow(); |
| should( |
| () => source8.start(-Number.MIN_VALUE), |
| 'source8.start(-Number.MIN_VALUE)') |
| .throw(); |
| should(() => source8.start(Infinity), 'source8.start(Infinity)') |
| .throw(); |
| should(() => source8.start(-Infinity), 'source8.start(-Infinity)') |
| .throw(); |
| should(() => source8.start(NaN), 'source8.start(NaN)').throw(); |
| should(() => source8.start(), 'source8.start()').notThrow(); |
| should( |
| () => source8.stop(-Number.MIN_VALUE), |
| 'source8.stop(-Number.MIN_VALUE)') |
| .throw(); |
| should(() => source8.stop(Infinity), 'source8.stop(Infinity)') |
| .throw(); |
| should(() => source8.stop(-Infinity), 'source8.stop(-Infinity)') |
| .throw(); |
| should(() => source8.stop(NaN), 'source8.stop(NaN)').throw(); |
| should(() => source8.stop(), 'source8.stop()').notThrow(); |
| |
| should( |
| () => osc = context.createOscillator(), |
| 'osc = context.createOscillator()') |
| .notThrow(); |
| should(() => osc.stop(), 'osc.stop()').throw(); |
| should( |
| () => osc1 = context.createOscillator(), |
| 'osc1 = context.createOscillator()') |
| .notThrow(); |
| should(() => osc1.start(), 'osc1.start()').notThrow(); |
| should(() => osc1.stop(), 'osc1.stop()').notThrow(); |
| |
| should(() => osc.setPeriodicWave(null), 'osc.setPeriodicWave(null)') |
| .throw(); |
| |
| |
| task.done(); |
| }); |
| |
| audit.define('convolver', (task, should) => { |
| // Convolver buffer rate must match context rate. Create on offline |
| // context so we specify the context rate exactly, in case the test is |
| // run on platforms with different HW sample rates. |
| let oc; |
| |
| should( |
| () => oc = new OfflineAudioContext(1, 44100, 44100), |
| 'oc = new OfflineAudioContext(1, 44100, 44100)') |
| .notThrow(); |
| should(() => conv = oc.createConvolver(), 'conv = oc.createConvolver()') |
| .notThrow(); |
| should(() => conv.buffer = {}, 'conv.buffer = {}').throw(); |
| should( |
| () => conv.buffer = oc.createBuffer(1, 100, 22050), |
| 'conv.buffer = oc.createBuffer(1, 100, 22050)') |
| .throw(); |
| // conv.buffer should be unchanged (null) because the above failed. |
| should(conv.buffer, 'conv.buffer').beEqualTo(null); |
| |
| task.done(); |
| }); |
| |
| audit.define('panner', (task, should) => { |
| // PannerNode channel count and mode |
| panner = context.createPanner(); |
| // Channel count can only be set to 1 or 2. |
| should(() => panner.channelCount = 1, 'panner.channelCount = 1') |
| .notThrow(); |
| should(() => panner.channelCount = 2, 'panner.channelCount = 2') |
| .notThrow(); |
| shouldThrowAndBeUnchanged(should, panner, 'channelCount', 0); |
| shouldThrowAndBeUnchanged(should, panner, 'channelCount', 3); |
| // It is illegal to set the mode to 'max' |
| shouldThrowAndBeUnchanged(should, panner, 'channelCountMode', 'max'); |
| should( |
| () => panner.channelCountMode = 'explicit', |
| 'panner.channelCountMode = "explicit"') |
| .notThrow(); |
| should( |
| () => panner.channelCountMode = 'clamped-max', |
| 'panner.channelCountMode = "clamped-max"') |
| .notThrow(); |
| should( |
| () => panner.channelCountMode = 'junk', |
| 'panner.channelCountMode = "junk"') |
| .notThrow(); |
| |
| task.done(); |
| }); |
| |
| audit.define('script-processor', (task, should) => { |
| // Test channel count and mode for a ScriptProcessor. |
| should( |
| () => script = context.createScriptProcessor(256, 3), |
| 'script = context.createScriptProcessor(256, 3)') |
| .notThrow(); |
| // Make sure the channelCount and mode are set correctly. |
| should(script.channelCount, 'script.channelCount').beEqualTo(3); |
| should(script.channelCountMode, 'script.channelCountMode') |
| .beEqualTo('explicit'); |
| // Cannot change the channelCount or mode to anything else |
| should(() => script.channelCount = 3, 'script.channelCount = 3') |
| .notThrow(); |
| shouldThrowAndBeUnchanged(should, script, 'channelCount', 1); |
| |
| shouldThrowAndBeUnchanged(should, script, 'channelCount', 7); |
| should( |
| () => script.channelCountMode = 'explicit', |
| 'script.channelCountMode = "explicit"') |
| .notThrow(); |
| shouldThrowAndBeUnchanged(should, script, 'channelCountMode', 'max'); |
| shouldThrowAndBeUnchanged( |
| should, script, 'channelCountMode', 'clamped-max'); |
| should( |
| () => script.channelCountMode = 'junk', |
| 'script.channelCountMode = "junk"') |
| .notThrow(); |
| |
| task.done(); |
| }); |
| |
| audit.define( |
| {label: 'misc', description: 'Miscellaneous tests'}, |
| (task, should) => { |
| |
| // noteOn and noteOff don't exist anymore |
| should(osc.noteOn, 'osc.noteOn').beEqualTo(undefined); |
| should(osc.noteOff, 'osc.noteOff').beEqualTo(undefined); |
| should(source.noteOn, 'source.noteOn').beEqualTo(undefined); |
| should(source.noteOff, 'source.noteOff').beEqualTo(undefined); |
| |
| task.done(); |
| }); |
| |
| audit.run(); |
| </script> |
| </body> |
| </html> |
