| <!DOCTYPE html> |
| <html> |
| <head> |
| <title> |
| Test Constructor: Gain |
| </title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script src="../resources/audit-util.js"></script> |
| <script src="../resources/audit.js"></script> |
| <script src="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, 'GainNode', context); |
| task.done(); |
| }); |
| |
| audit.define('default constructor', (task, should) => { |
| let prefix = 'node0'; |
| let node = testDefaultConstructor(should, 'GainNode', context, { |
| prefix: prefix, |
| numberOfInputs: 1, |
| numberOfOutputs: 1, |
| channelCount: 2, |
| channelCountMode: 'max', |
| channelInterpretation: 'speakers' |
| }); |
| |
| testDefaultAttributes(should, node, prefix, [{name: 'gain', value: 1}]); |
| |
| task.done(); |
| }); |
| |
| audit.define('test AudioNodeOptions', (task, should) => { |
| testAudioNodeOptions(should, context, 'GainNode'); |
| task.done(); |
| }); |
| |
| audit.define('constructor with options', (task, should) => { |
| let node; |
| let options = { |
| gain: -2, |
| }; |
| |
| should( |
| () => { |
| node = new GainNode(context, options); |
| }, |
| 'node1 = new GainNode(c, ' + JSON.stringify(options) + ')') |
| .notThrow(); |
| should(node instanceof GainNode, 'node1 instanceof GainNode') |
| .beEqualTo(true); |
| |
| should(node.gain.value, 'node1.gain.value').beEqualTo(options.gain); |
| |
| should(node.channelCount, 'node1.channelCount').beEqualTo(2); |
| should(node.channelCountMode, 'node1.channelCountMode') |
| .beEqualTo('max'); |
| should(node.channelInterpretation, 'node1.channelInterpretation') |
| .beEqualTo('speakers'); |
| |
| task.done(); |
| }); |
| |
| audit.run(); |
| </script> |
| </body> |
| </html> |
