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Unified Diff: third_party/WebKit/LayoutTests/webaudio/AudioParam/audioparam-update-value-attribute.html

Issue 2895963003: Apply layout-test-tidy to LayoutTests/webaudio (Closed)
Patch Set: Created 3 years, 7 months ago
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Index: third_party/WebKit/LayoutTests/webaudio/AudioParam/audioparam-update-value-attribute.html
diff --git a/third_party/WebKit/LayoutTests/webaudio/AudioParam/audioparam-update-value-attribute.html b/third_party/WebKit/LayoutTests/webaudio/AudioParam/audioparam-update-value-attribute.html
index b3796ad18a59e2ca3a7a27c4df7149ad8ddb1b83..122a89e6b8489e831be973f87065e4241abc133a 100644
--- a/third_party/WebKit/LayoutTests/webaudio/AudioParam/audioparam-update-value-attribute.html
+++ b/third_party/WebKit/LayoutTests/webaudio/AudioParam/audioparam-update-value-attribute.html
@@ -1,82 +1,86 @@
-<!doctype html>
+<!DOCTYPE html>
<html>
<head>
+ <title>
+ Updating of Value Attribute from Timeline
+ </title>
<script src="../../resources/testharness.js"></script>
- <script src="../../resources/testharnessreport.js"></script>
+ <script src="../../resources/testharnessreport.js"></script>
<script src="../resources/audit-util.js"></script>
<script src="../resources/audit.js"></script>
<script src="../resources/audio-param.js"></script>
- <title>Updating of Value Attribute from Timeline</title>
</head>
-
<body>
- <script>
-
- // This should be a power of two so that all time computations have no round-off errors.
- var sampleRate = 32768;
- var renderQuantumSize = 128;
+ <script id="layout-test-code">
+ // This should be a power of two so that all time computations have no
+ // round-off errors.
+ let sampleRate = 32768;
+ let renderQuantumSize = 128;
// How many tests to run.
- var renderLoops = 20;
- var renderFrames = renderLoops * renderQuantumSize;
- var renderDuration = renderFrames / sampleRate;
+ let renderLoops = 20;
+ let renderFrames = renderLoops * renderQuantumSize;
+ let renderDuration = renderFrames / sampleRate;
- var audit = Audit.createTaskRunner();
+ let audit = Audit.createTaskRunner();
- audit.define("linear", (task, should) => {
+ audit.define('linear', (task, should) => {
// Test the value attribute from a linearRamp event
- runTest(should, function (g, v0, t0, v1, t1) {
+ runTest(should, function(g, v0, t0, v1, t1) {
g.gain.linearRampToValueAtTime(v1, t1);
return {
- expectedValue: function (testTime) {
+ expectedValue: function(testTime) {
return audioParamLinearRamp(testTime, v0, t0, v1, t1);
},
- message: "linearRamp(" + v1 + ", " + t1 + ")",
+ message: 'linearRamp(' + v1 + ', ' + t1 + ')',
errorThreshold: 1.1650e-6
};
}).then(() => task.done());
});
- audit.define("exponential", (task, should) => {
+ audit.define('exponential', (task, should) => {
// Test the value attribute from an exponentialRamp event
- runTest(should, function (g, v0, t0, v1, t1) {
+ runTest(should, function(g, v0, t0, v1, t1) {
g.gain.exponentialRampToValueAtTime(v1, t1);
return {
- expectedValue: function (testTime) {
+ expectedValue: function(testTime) {
return audioParamExponentialRamp(testTime, v0, t0, v1, t1);
},
- message: "exponentialRamp(" + v1 + ", " + t1 + ")",
+ message: 'exponentialRamp(' + v1 + ', ' + t1 + ')',
errorThreshold: 7.4601e-7
};
}).then(() => task.done());
});
- audit.define("setTarget", (task, should) => {
+ audit.define('setTarget', (task, should) => {
// Test the value attribute from a setTargetAtTime event
- runTest(should, function (g, v0, t0, v1, t1) {
- var timeConstant = 0.1;
- var vFinal = 0;
+ runTest(should, function(g, v0, t0, v1, t1) {
+ let timeConstant = 0.1;
+ let vFinal = 0;
g.gain.setTargetAtTime(vFinal, t0, timeConstant);
return {
- expectedValue: function (testTime) {
- return audioParamSetTarget(testTime, v0, t0, vFinal, timeConstant);
+ expectedValue: function(testTime) {
+ return audioParamSetTarget(
+ testTime, v0, t0, vFinal, timeConstant);
},
- message: "setTargetAtTime(" + vFinal + ", " + t0 + ", " + timeConstant + ")",
+ message: 'setTargetAtTime(' + vFinal + ', ' + t0 + ', ' +
+ timeConstant + ')',
errorThreshold: 2.2599e-6
};
}).then(() => task.done());
});
- audit.define("setValueCurve", (task, should) => {
+ audit.define('setValueCurve', (task, should) => {
// Test the value attribute from a setValueCurve event
- runTest(should, function (g, v0, t0, v1, t1) {
- var curve = [1, 1.5, 4];
- var duration = t1 - t0;
+ runTest(should, function(g, v0, t0, v1, t1) {
+ let curve = [1, 1.5, 4];
+ let duration = t1 - t0;
g.gain.setValueCurveAtTime(Float32Array.from(curve), t0, duration);
return {
- expectedValue: function (testTime) {
+ expectedValue: function(testTime) {
return audioParamSetValueCurve(testTime, curve, t0, duration);
},
- message: "setValueCurveAtTime([" + curve + "], " + t0 + ", " + duration + ")",
+ message: 'setValueCurveAtTime([' + curve + '], ' + t0 + ', ' +
+ duration + ')',
errorThreshold: 7.9577e-8
};
}).then(() => task.done());
@@ -84,78 +88,93 @@
audit.run();
- // Test that the .value getter has the correct value when a timeline is running.
- // The |testFunction| is the underlying test to be run.
+ // Test that the .value getter has the correct value when a timeline is
+ // running. The |testFunction| is the underlying test to be run.
function runTest(should, testFunction) {
- // Create a simple graph consisting of a constant source and a gain node where the
- // automations are run. A setValueAtTime event starts things off.
- var context = new OfflineAudioContext(1, renderFrames, sampleRate);
- var source = context.createBufferSource();
+ // Create a simple graph consisting of a constant source and a gain node
+ // where the automations are run. A setValueAtTime event starts things
+ // off.
+ let context = new OfflineAudioContext(1, renderFrames, sampleRate);
+ let source = context.createBufferSource();
source.buffer = createConstantBuffer(context, 1, 1);
source.loop = true;
- var gain = context.createGain();
+ let gain = context.createGain();
source.connect(gain);
gain.connect(context.destination);
// Start the timeline with setValueAtTime(v0, t0).
- var v0 = 0.25;
- var t0 = 0;
- // End value and time, for those that need it. The end time is less than the rendering
- // duration so we can test that the final values of the automation (if any) are also
- // correct.
- var v1 = 100;
- var t1 = renderDuration - 5 * renderQuantumSize / sampleRate;
+ let v0 = 0.25;
+ let t0 = 0;
+ // End value and time, for those that need it. The end time is less
+ // than the rendering duration so we can test that the final values of
+ // the automation (if any) are also correct.
+ let v1 = 100;
+ let t1 = renderDuration - 5 * renderQuantumSize / sampleRate;
gain.gain.setValueAtTime(v0, t0);
- // Run the desired automation test. The test function returns a dictionary consisting of
- // the following properties:
+ // Run the desired automation test. The test function returns a
+ // dictionary consisting of the following properties:
//
- // |message| an informative message about the automation being tested.
- // |errorThreshold| error threshold to determine if the test passes or not.
- // |expectedValue| a function that compute the expected value at time |t|.
- var test = testFunction(gain, v0, t0, v1, t1);
+ // |message| an informative message about the automation being
+ // tested. |errorThreshold| error threshold to determine if the test
+ // passes or not. |expectedValue| a function that compute the expected
+ // value at time |t|.
+ let test = testFunction(gain, v0, t0, v1, t1);
// Print an informative message about the test being run.
- //testPassed("Initialize " + test.message + " with setValueAtTime(" + v0 + ", " + t0 + ").");
- should(true, "Initialize")
- .message(test.message + " with setValueAtTime(" + v0 + ", " + t0 + ")",
- "");
-
- var success = true;
-
- // Max relative error found for this test. This is printed if the test fails so that setting
- // the thresholds is easier.
- var maxError = 0;
-
- // For every rendering quantum (except the first), suspend the context so the we can inspect
- // the value attribute and compare it with the expected value.
- for (var k = 1; k < renderLoops; ++k) {
- var time = k * renderQuantumSize / sampleRate;
- context.suspend(time).then(function () {
- // The context is supsended at time |time|, which is just before the rendering quantum
- // starts. Thus, the value of the attribute is actually 1 frame before the current
- // context time.
- var sampleTime = context.currentTime - 1 / sampleRate;
-
- // Compute the max relative error
- var expected = test.expectedValue(sampleTime);
- var relError = Math.abs(expected - gain.gain.value) / Math.abs(expected);
- maxError = Math.max(relError, maxError);
-
- success = should(gain.gain.value, test.message + " at frame " + (sampleRate * sampleTime))
- .beCloseTo(expected, {threshold: test.errorThreshold || 0});
- }).then(context.resume.bind(context));
+ // testPassed("Initialize " + test.message + " with setValueAtTime(" +
+ // v0 + ", " + t0 + ").");
+ should(true, 'Initialize')
+ .message(
+ test.message + ' with setValueAtTime(' + v0 + ', ' + t0 + ')',
+ '');
+
+ let success = true;
+
+ // Max relative error found for this test. This is printed if the test
+ // fails so that setting the thresholds is easier.
+ let maxError = 0;
+
+ // For every rendering quantum (except the first), suspend the context
+ // so the we can inspect the value attribute and compare it with the
+ // expected value.
+ for (let k = 1; k < renderLoops; ++k) {
+ let time = k * renderQuantumSize / sampleRate;
+ context.suspend(time)
+ .then(function() {
+ // The context is supsended at time |time|, which is just before
+ // the rendering quantum starts. Thus, the value of the
+ // attribute is actually 1 frame before the current context
+ // time.
+ let sampleTime = context.currentTime - 1 / sampleRate;
+
+ // Compute the max relative error
+ let expected = test.expectedValue(sampleTime);
+ let relError =
+ Math.abs(expected - gain.gain.value) / Math.abs(expected);
+ maxError = Math.max(relError, maxError);
+
+ success =
+ should(
+ gain.gain.value,
+ test.message + ' at frame ' + (sampleRate * sampleTime))
+ .beCloseTo(
+ expected, {threshold: test.errorThreshold || 0});
+ })
+ .then(context.resume.bind(context));
}
source.start();
- return context.startRendering().then(function (resultBuffer) {
+ return context.startRendering().then(function(resultBuffer) {
// Just print a final pass (or fail) message.
- should(success, "Gain .value attribute for " + test.message)
- .message("correctly updated during automation",
- "not correctly updated during automation; max error = " + maxError);
+ should(success, 'Gain .value attribute for ' + test.message)
+ .message(
+ 'correctly updated during automation',
+ 'not correctly updated during automation; max error = ' +
+ maxError);
});
}
</script>

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