| <!DOCTYPE html> |
| <html> |
| <head> |
| <title> |
| Test Constructor: Oscillator |
| </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('invalid constructor', (task, should) => { |
| testInvalidConstructor(should, 'OscillatorNode', context); |
| task.done(); |
| }); |
| |
| audit.define('default constructor', (task, should) => { |
| let prefix = 'node0'; |
| let node = testDefaultConstructor(should, 'OscillatorNode', context, { |
| prefix: prefix, |
| numberOfInputs: 0, |
| numberOfOutputs: 1, |
| channelCount: 2, |
| channelCountMode: 'max', |
| channelInterpretation: 'speakers' |
| }); |
| |
| testDefaultAttributes( |
| should, node, prefix, |
| [{name: 'type', value: 'sine'}, {name: 'frequency', value: 440}]); |
| |
| task.done(); |
| }); |
| |
| audit.define('test AudioNodeOptions', (task, should) => { |
| testAudioNodeOptions(should, context, 'OscillatorNode'); |
| task.done(); |
| }); |
| |
| audit.define('constructor options', (task, should) => { |
| let node; |
| let options = {type: 'sawtooth', detune: 7, frequency: 918}; |
| |
| should( |
| () => { |
| node = new OscillatorNode(context, options); |
| }, |
| 'node1 = new OscillatorNode(c, ' + JSON.stringify(options) + ')') |
| .notThrow(); |
| |
| should(node.type, 'node1.type').beEqualTo(options.type); |
| should(node.detune.value, 'node1.detune.value') |
| .beEqualTo(options.detune); |
| should(node.frequency.value, 'node1.frequency.value') |
| .beEqualTo(options.frequency); |
| |
| should(node.channelCount, 'node1.channelCount').beEqualTo(2); |
| should(node.channelCountMode, 'node1.channelCountMode') |
| .beEqualTo('max'); |
| should(node.channelInterpretation, 'node1.channelInterpretation') |
| .beEqualTo('speakers'); |
| |
| // Test that type and periodicWave options work as described. |
| options = { |
| type: 'sine', |
| periodicWave: new PeriodicWave(context, {real: [1, 1]}) |
| }; |
| should(() => { |
| node = new OscillatorNode(context, options); |
| }, 'new OscillatorNode(c, ' + JSON.stringify(options) + ')').notThrow(); |
| |
| options = {type: 'custom'}; |
| should( |
| () => { |
| node = new OscillatorNode(context, options); |
| }, |
| 'new OscillatorNode(c, ' + JSON.stringify(options) + ')') |
| .throw(DOMException, 'InvalidStateError'); |
| |
| options = { |
| type: 'custom', |
| periodicWave: new PeriodicWave(context, {real: [1, 1]}) |
| }; |
| should(() => { |
| node = new OscillatorNode(context, options); |
| }, 'new OscillatorNode(c, ' + JSON.stringify(options) + ')').notThrow(); |
| |
| should( |
| () => { |
| node = new OscillatorNode(context, {periodicWave: null}); |
| }, |
| 'new OscillatorNode(c, {periodicWave: null}') |
| .throw(DOMException, 'TypeError'); |
| task.done(); |
| }); |
| |
| audit.run(); |
| </script> |
| </body> |
| </html> |
