85 lines
2.7 KiB
HTML
85 lines
2.7 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>
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Basic ConstantSourceNode Tests
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</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="../../resources/audit-util.js"></script>
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<script src="../../resources/audit.js"></script>
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<script src="../../resources/start-stop-exceptions.js"></script>
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</head>
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<body>
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<script id="layout-test-code">
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let context = new AudioContext();
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let audit = Audit.createTaskRunner();
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audit.define('createConstantSource()', (task, should) => {
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let node;
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let prefix = 'Factory method: ';
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should(() => {
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node = context.createConstantSource();
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}, prefix + 'node = context.createConstantSource()').notThrow();
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should(
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node instanceof ConstantSourceNode,
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prefix + 'node instance of ConstantSourceNode')
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.beEqualTo(true);
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verifyNodeDefaults(should, node, prefix);
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task.done();
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});
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audit.define('new ConstantSourceNode()', (task, should) => {
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let node;
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let prefix = 'Constructor: ';
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should(() => {
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node = new ConstantSourceNode(context);
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}, prefix + 'node = new ConstantSourceNode()').notThrow();
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should(
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node instanceof ConstantSourceNode,
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prefix + 'node instance of ConstantSourceNode')
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.beEqualTo(true);
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verifyNodeDefaults(should, node, prefix);
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task.done();
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});
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audit.define('start/stop exceptions', (task, should) => {
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let node = new ConstantSourceNode(context);
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testStartStop(should, node);
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task.done();
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});
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function verifyNodeDefaults(should, node, prefix) {
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should(node.numberOfInputs, prefix + 'node.numberOfInputs')
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.beEqualTo(0);
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should(node.numberOfOutputs, prefix + 'node.numberOfOutputs')
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.beEqualTo(1);
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should(node.channelCount, prefix + 'node.channelCount').beEqualTo(2);
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should(node.channelCountMode, prefix + 'node.channelCountMode')
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.beEqualTo('max');
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should(
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node.channelInterpretation, prefix + 'node.channelInterpretation')
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.beEqualTo('speakers');
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should(node.offset.value, prefix + 'node.offset.value').beEqualTo(1);
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should(node.offset.defaultValue, prefix + 'node.offset.defaultValue')
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.beEqualTo(1);
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should(node.offset.minValue, prefix + 'node.offset.minValue')
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.beEqualTo(Math.fround(-3.4028235e38));
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should(node.offset.maxValue, prefix + 'node.offset.maxValue')
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.beEqualTo(Math.fround(3.4028235e38));
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}
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audit.run();
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</script>
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</body>
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</html>
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