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NTD
35 lines
1.2 KiB
JavaScript
35 lines
1.2 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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/**
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* Test that `cancelScheduledEvents` clears out events on and after
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* its argument.
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*/
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add_task(function*() {
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let { target, front } = yield initBackend(SIMPLE_CONTEXT_URL);
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let [_, [destNode, oscNode, gainNode]] = yield Promise.all([
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front.setup({ reload: true }),
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get3(front, "create-node")
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]);
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yield oscNode.addAutomationEvent("frequency", "setValueAtTime", [300, 0]);
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yield oscNode.addAutomationEvent("frequency", "linearRampToValueAtTime", [500, 0.9]);
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yield oscNode.addAutomationEvent("frequency", "setValueAtTime", [700, 1]);
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yield oscNode.addAutomationEvent("frequency", "exponentialRampToValueAtTime", [1000, 2]);
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yield oscNode.addAutomationEvent("frequency", "cancelScheduledValues", [1]);
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var { events, values } = yield oscNode.getAutomationData("frequency");
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is(events.length, 2, "2 recorded events returned.");
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is(values.length, 2000, "2000 value points returned");
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checkAutomationValue(values, 0, 300);
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checkAutomationValue(values, 0.5, 411.15);
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checkAutomationValue(values, 0.9, 499.9);
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checkAutomationValue(values, 1, 499.9);
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checkAutomationValue(values, 2, 499.9);
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yield removeTab(target.tab);
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});
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