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Unified Diff: third_party/WebKit/LayoutTests/webaudio/Analyser/realtimeanalyser-multiple-calls.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/Analyser/realtimeanalyser-multiple-calls.html
diff --git a/third_party/WebKit/LayoutTests/webaudio/Analyser/realtimeanalyser-multiple-calls.html b/third_party/WebKit/LayoutTests/webaudio/Analyser/realtimeanalyser-multiple-calls.html
index 18c65e9686e3b3f6e9f3656b76840ad126e6be53..34060e956a039c95803146877cce7078698aa23a 100644
--- a/third_party/WebKit/LayoutTests/webaudio/Analyser/realtimeanalyser-multiple-calls.html
+++ b/third_party/WebKit/LayoutTests/webaudio/Analyser/realtimeanalyser-multiple-calls.html
@@ -1,99 +1,118 @@
-<!doctype html>
+<!DOCTYPE html>
<html>
<head>
+ <title>
+ Test Multiple Calls to getFloatFrequencyData
+ </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>
- <title>Test Multiple Calls to getFloatFrequencyData</title>
</head>
-
<body>
- <script>
- var sampleRate = 48000;
- // Render enough data to run the test.
- var renderFrames = 2*1024;
- var renderDuration = renderFrames / sampleRate;
+ <script id="layout-test-code">
+ let sampleRate = 48000;
+ // Render enough data to run the test.
+ let renderFrames = 2 * 1024;
+ let renderDuration = renderFrames / sampleRate;
- var audit = Audit.createTaskRunner();
+ let audit = Audit.createTaskRunner();
- audit.define("test", (task, should) => {
+ audit.define('test', (task, should) => {
- var context = new OfflineAudioContext(1, renderFrames, sampleRate);
+ let context = new OfflineAudioContext(1, renderFrames, sampleRate);
- // Use sawtooth oscillator as the source because it has quite a bit of harmonic content.
- // Otherwise, the type doesn't really matter.
- var osc = context.createOscillator();
- osc.type = "sawtooth";
+ // Use sawtooth oscillator as the source because it has quite a bit of
+ // harmonic content. Otherwise, the type doesn't really matter.
+ let osc = context.createOscillator();
+ osc.type = 'sawtooth';
- // Create an analyser with 256-point FFT. The FFT size doesn't really matter much.
- var analyser = context.createAnalyser();
+ // Create an analyser with 256-point FFT. The FFT size doesn't really
+ // matter much.
+ let analyser = context.createAnalyser();
analyser.fftSize = 256;
osc.connect(analyser);
analyser.connect(context.destination);
- var success = true;
-
- // Suspend after getting a full analyser frame. (Not really necessary, but it's nice that
- // the frame doesn't include any initial zeroes.
- var suspendFrame = analyser.fftSize;
- context.suspend(suspendFrame / sampleRate).then(function () {
- // Test successive calls to getFloatFrequencyData in the same rendering quantum.
- let f1 = new Float32Array(analyser.frequencyBinCount);
- let f2 = new Float32Array(analyser.frequencyBinCount);
-
- analyser.getFloatFrequencyData(f1);
- analyser.getFloatFrequencyData(f2);
- should(f2, "Second call to getFloatFrequencyData")
- .beEqualToArray(f1);
- }).then(context.resume.bind(context));
+ let success = true;
+
+ // Suspend after getting a full analyser frame. (Not really necessary,
+ // but it's nice that the frame doesn't include any initial zeroes.
+ let suspendFrame = analyser.fftSize;
+ context.suspend(suspendFrame / sampleRate)
+ .then(function() {
+ // Test successive calls to getFloatFrequencyData in the same
+ // rendering quantum.
+ let f1 = new Float32Array(analyser.frequencyBinCount);
+ let f2 = new Float32Array(analyser.frequencyBinCount);
+
+ analyser.getFloatFrequencyData(f1);
+ analyser.getFloatFrequencyData(f2);
+ should(f2, 'Second call to getFloatFrequencyData')
+ .beEqualToArray(f1);
+ })
+ .then(context.resume.bind(context));
suspendFrame += 128;
- context.suspend(suspendFrame / sampleRate).then(function () {
- // Test successive calls to getByteFrequencyData in the same rendering quantum.
- let f1 = new Uint8Array(analyser.frequencyBinCount);
- let f2 = new Uint8Array(analyser.frequencyBinCount);
+ context.suspend(suspendFrame / sampleRate)
+ .then(function() {
+ // Test successive calls to getByteFrequencyData in the same
+ // rendering quantum.
+ let f1 = new Uint8Array(analyser.frequencyBinCount);
+ let f2 = new Uint8Array(analyser.frequencyBinCount);
- analyser.getByteFrequencyData(f1);
- analyser.getByteFrequencyData(f2);
+ analyser.getByteFrequencyData(f1);
+ analyser.getByteFrequencyData(f2);
- should(f2, "Second call to getByteFrequencyData")
- .beEqualToArray(f1);
- }).then(context.resume.bind(context));
+ should(f2, 'Second call to getByteFrequencyData')
+ .beEqualToArray(f1);
+ })
+ .then(context.resume.bind(context));
suspendFrame += 128;
- context.suspend(suspendFrame / sampleRate).then(function () {
- // Test calls to getFloatFrequencyData followed by getByteFrequencyData. The float data,
- // when converted to byte values should be identical to the result from
- // getByteFrequencyData.
- let f1 = new Float32Array(analyser.frequencyBinCount);
- let f2 = new Uint8Array(analyser.frequencyBinCount);
-
- analyser.getFloatFrequencyData(f1);
- analyser.getByteFrequencyData(f2);
-
- var byteValuesFromFloat = convertFloatToByte(f1, analyser.minDecibels, analyser.maxDecibels);
- should(byteValuesFromFloat, "Output of getByteFrequencyData after getFloatFrequencyData")
- .beEqualToArray(f2);
- }).then(context.resume.bind(context));
+ context.suspend(suspendFrame / sampleRate)
+ .then(function() {
+ // Test calls to getFloatFrequencyData followed by
+ // getByteFrequencyData. The float data, when converted to byte
+ // values should be identical to the result from
+ // getByteFrequencyData.
+ let f1 = new Float32Array(analyser.frequencyBinCount);
+ let f2 = new Uint8Array(analyser.frequencyBinCount);
+
+ analyser.getFloatFrequencyData(f1);
+ analyser.getByteFrequencyData(f2);
+
+ let byteValuesFromFloat = convertFloatToByte(
+ f1, analyser.minDecibels, analyser.maxDecibels);
+ should(
+ byteValuesFromFloat,
+ 'Output of getByteFrequencyData after getFloatFrequencyData')
+ .beEqualToArray(f2);
+ })
+ .then(context.resume.bind(context));
suspendFrame += 128;
- context.suspend(suspendFrame / sampleRate).then(function () {
- // Test calls to getByteFrequencyData followed by getFloatFrequencyData. The float data,
- // when converted to byte values should be identical to the result from
- // getByteFrequencyData.
- var f1 = new Uint8Array(analyser.frequencyBinCount);
- var f2 = new Float32Array(analyser.frequencyBinCount);
-
- analyser.getByteFrequencyData(f1);
- analyser.getFloatFrequencyData(f2);
-
- var byteValuesFromFloat = convertFloatToByte(f2, analyser.minDecibels, analyser.maxDecibels);
- should(f1,
- "Output of getFloatFrequenycData (converted to byte) after getByteFrequencyData")
- .beEqualToArray(byteValuesFromFloat);
- }).then(context.resume.bind(context));
+ context.suspend(suspendFrame / sampleRate)
+ .then(function() {
+ // Test calls to getByteFrequencyData followed by
+ // getFloatFrequencyData. The float data, when converted to byte
+ // values should be identical to the result from
+ // getByteFrequencyData.
+ let f1 = new Uint8Array(analyser.frequencyBinCount);
+ let f2 = new Float32Array(analyser.frequencyBinCount);
+
+ analyser.getByteFrequencyData(f1);
+ analyser.getFloatFrequencyData(f2);
+
+ let byteValuesFromFloat = convertFloatToByte(
+ f2, analyser.minDecibels, analyser.maxDecibels);
+ should(
+ f1,
+ 'Output of getFloatFrequenycData (converted to byte) after getByteFrequencyData')
+ .beEqualToArray(byteValuesFromFloat);
+ })
+ .then(context.resume.bind(context));
osc.start();
context.startRendering().then(() => task.done());
@@ -101,13 +120,14 @@
audit.run();
- // Convert the float frequency data (in dB), |floatFreqData|, to byte values using the dB
- // limits |minDecibels| and |maxDecibels|. The new byte array is returned.
+ // Convert the float frequency data (in dB), |floatFreqData|, to byte
+ // values using the dB limits |minDecibels| and |maxDecibels|. The new
+ // byte array is returned.
function convertFloatToByte(floatFreqData, minDecibels, maxDecibels) {
- var scale = 255 / (maxDecibels - minDecibels);
+ let scale = 255 / (maxDecibels - minDecibels);
- return floatFreqData.map(function (x) {
- var value = Math.floor(scale * (x - minDecibels));
+ return floatFreqData.map(function(x) {
+ let value = Math.floor(scale * (x - minDecibels));
return Math.min(255, Math.max(0, value));
});
}
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