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Unified Diff: third_party/WebKit/LayoutTests/webaudio/ScriptProcessor/scriptprocessornode.html

Issue 2718563004: Convert more ScriptProcessorNode tests to testharness (Closed)
Patch Set: Address review comments. Created 3 years, 10 months ago
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Index: third_party/WebKit/LayoutTests/webaudio/ScriptProcessor/scriptprocessornode.html
diff --git a/third_party/WebKit/LayoutTests/webaudio/ScriptProcessor/scriptprocessornode.html b/third_party/WebKit/LayoutTests/webaudio/ScriptProcessor/scriptprocessornode.html
index 5bc37cea145122466e89671fe759deba11898bf3..dbdec638448cb59ffc6f1d0bfb0fc903d8886303 100644
--- a/third_party/WebKit/LayoutTests/webaudio/ScriptProcessor/scriptprocessornode.html
+++ b/third_party/WebKit/LayoutTests/webaudio/ScriptProcessor/scriptprocessornode.html
@@ -1,171 +1,134 @@
<!DOCTYPE html>
<html>
<head>
-<script src="../../resources/js-test.js"></script>
+<script src="../../resources/testharness.js"></script>
+<script src="../../resources/testharnessreport.js"></script>
<script src="../resources/audit-util.js"></script>
-<script src="../resources/audio-testing.js"></script>
+<script src="../resources/audit.js"></script>
</head>
<body>
-
-<div id="description"></div>
-<div id="console"></div>
-
<script>
-description("Tests ScriptProcessorNode.");
+let audit = Audit.createTaskRunner();
-var sampleRate = 44100.0;
-var outputChannels = 6;
-var playbackTime = 0.0;
+let sampleRate = 44100.0;
+let outputChannels = 6;
+let playbackTime = 0.0;
-// For the current implementation of ScriptProcessorNode, when it works with OfflineAudioContext (which runs much faster
-// than real-time) the event.inputBuffer might be overwrite again before onaudioprocess ever get chance to be called.
-// We carefully arrange the renderLengthInFrames and bufferSize to have exactly the same value to avoid this issue.
-var renderLengthInFrames = 512;
-var bufferSize = 512;
+// For the current implementation of ScriptProcessorNode, when it works with
+// OfflineAudioContext (which runs much faster than real-time) the
+// event.inputBuffer might be overwrite again before onaudioprocess ever get
+// chance to be called. We carefully arrange the renderLengthInFrames and
+// bufferSize to have exactly the same value to avoid this issue.
+let renderLengthInFrames = 512;
+let bufferSize = 512;
-var context;
+let context;
function createBuffer(context, length) {
- var audioBuffer = context.createBuffer(2, length, sampleRate);
- var n = audioBuffer.length;
- var dataL = audioBuffer.getChannelData(0);
- var dataR = audioBuffer.getChannelData(1);
+ let audioBuffer = context.createBuffer(2, length, sampleRate);
+ let n = audioBuffer.length;
+ let dataL = audioBuffer.getChannelData(0);
+ let dataR = audioBuffer.getChannelData(1);
- for (var i = 0; i < n; ++i) {
- dataL[i] = -1;
- dataR[i] = 1;
- }
+ for (let i = 0; i < n; ++i) {
+ dataL[i] = -1;
+ dataR[i] = 1;
+ }
- return audioBuffer;
+ return audioBuffer;
}
-function processAudioData(event) {
- playbackTime = event.playbackTime;
- var expectedTime = context.currentTime + (bufferSize / context.sampleRate);
- var allowedTimeGap = 0.0000001;
-
- // There may be a little time gap which is from different thread operation
- // between currentTime when main thread fires onaudioprocess() and currentTime when read in JS
- // since currentTime is continuously increasing on audio thread.
-
- shouldBeCloseTo("playbackTime", expectedTime, allowedTimeGap, true);
-
- buffer = event.outputBuffer;
- if (buffer.numberOfChannels != outputChannels)
- testFailed("numberOfOutputChannels doesn't match!");
-
- if (buffer.length != bufferSize)
- testFailed("numberOfOutputChannels doesn't match!");
-
- buffer = event.inputBuffer;
- var bufferDataL = buffer.getChannelData(0);
- var bufferDataR = buffer.getChannelData(1);
-
- var success = true;
- // Go through every sample and make sure it's all -1 for the left-channel, and all +1 for the right-channel.
- for (var i = 0; i < buffer.length; ++i) {
- if (bufferDataL[i] != -1 || bufferDataR[i] != 1) {
- success = false;
- break;
- }
- }
-
- if (success) {
- testPassed("onaudioprocess was called with correct data.");
- } else {
- testFailed("onaudioprocess was called with wrong data.");
- }
-}
+function processAudioData(event, should) {
+ playbackTime = event.playbackTime;
+ let expectedTime = context.currentTime + (bufferSize / context.sampleRate);
+ let allowedTimeGap = 0.0000001;
+
+ // There may be a little time gap which is from different thread operation
+ // between currentTime when main thread fires onaudioprocess() and currentTime
+ // when read in JS since currentTime is continuously increasing on audio
+ // thread.
+
+ should(playbackTime, 'playbackTime').beCloseTo(expectedTime, {
+ threshold: allowedTimeGap
+ });
-function doBufferSizeTest(size) {
- try {
- var jsnode = context.createScriptProcessor(size, 1, 1);
- testPassed("Successfully created ScriptProcessorNode with bufferSize = " + size + ".");
- } catch(e) {
- testFailed("Failed to create ScriptProcessorNode with bufferSize = " + size + ".");
- }
+ buffer = event.outputBuffer;
+ should(buffer.numberOfChannels, 'Number of output channels')
+ .beEqualTo(outputChannels);
+ should(buffer.length, 'Length of buffer').beEqualTo(bufferSize);
+
+ buffer = event.inputBuffer;
+ let bufferDataL = buffer.getChannelData(0);
+ let bufferDataR = buffer.getChannelData(1);
+
+ should(bufferDataL, 'Left channel').beConstantValueOf(-1);
+ should(bufferDataR, 'Right channel').beConstantValueOf(1);
}
-function runTest() {
- if (window.testRunner) {
- testRunner.dumpAsText();
- testRunner.waitUntilDone();
- }
-
- window.jsTestIsAsync = true;
-
- // Create offline audio context.
- context = new OfflineAudioContext(2, renderLengthInFrames, sampleRate);
-
- try {
- var jsnode = context.createScriptProcessor(512, 0, 0);
- testFailed("Exception should be thrown when both numberOfInputChannels and numberOfOutputChannels are zero.");
- } catch(e) {
- testPassed("Exception was thrown when both numberOfInputChannels and numberOfOutputChannels are zero.");
- }
-
- try {
- var jsnode = context.createScriptProcessor(512, 1, 0);
- testPassed("Successfully created ScriptProcessorNode with numberOfInputChannels = 1 and numberOfOutputChannels = 0.");
- } catch(e) {
- testFailed("Exception should not be thrown when numberOfInputChannels = 1 and numberOfOutputChannels = 0.");
- }
-
- try {
- var jsnode = context.createScriptProcessor(512, 2, 0);
- testPassed("Successfully created ScriptProcessorNode with numberOfInputChannels = 2 and numberOfOutputChannels = 0.");
- } catch(e) {
- testFailed("Exception should not be thrown when numberOfInputChannels = 2 and numberOfOutputChannels = 0.");
- }
-
- try {
- var jsnode = context.createScriptProcessor(512, 0, 1);
- testPassed("Successfully created ScriptProcessorNode with numberOfInputChannels = 0 and numberOfOutputChannels = 1.");
- } catch(e) {
- testFailed("Exception should not be thrown when numberOfInputChannels = 0 and numberOfOutputChannels = 1.");
- }
-
- try {
- var jsnode = context.createScriptProcessor(512, 0, 2);
- testPassed("Successfully created ScriptProcessorNode with numberOfInputChannels = 0 and numberOfOutputChannels = 2.");
- } catch(e) {
- testFailed("Exception should not be thrown when numberOfInputChannels = 0 and numberOfOutputChannels = 2.");
- }
-
- try {
- var jsnode = context.createScriptProcessor(511, 1, 1);
- testFailed("Exception should be thrown for illegal bufferSize.");
- } catch(e) {
- testPassed("Exception was thrown for illegal bufferSize.");
- }
-
- doBufferSizeTest(256);
- doBufferSizeTest(512);
- doBufferSizeTest(1024);
- doBufferSizeTest(2048);
- doBufferSizeTest(4096);
- doBufferSizeTest(8192);
- doBufferSizeTest(16384);
-
- var sourceBuffer = createBuffer(context, renderLengthInFrames);
-
- var bufferSource = context.createBufferSource();
- bufferSource.buffer = sourceBuffer;
-
- var jsnode = context.createScriptProcessor(bufferSize, 2, outputChannels);
-
- bufferSource.connect(jsnode);
- jsnode.connect(context.destination);
- jsnode.onaudioprocess = processAudioData;
-
- bufferSource.start(0);
- context.oncomplete = finishJSTest;
- context.startRendering();
+function doBufferSizeTest(size, should) {
+ should(() => {
+ context.createScriptProcessor(size, 1, 1);
+ }, 'context.createScriptProcessor(' + size + ', 1, 1)').notThrow();
}
-runTest();
+audit.define(
+ {label: 'test', description: 'Basic ScriptProcessorNode properties'},
+ (task, should) => {
+ // Create offline audio context.
+ context = new OfflineAudioContext(2, renderLengthInFrames, sampleRate);
+
+ should(() => {
+ context.createScriptProcessor(512, 0, 0);
+ }, 'createScriptProcessor(512, 0, 0)').throw();
+
+ should(() => {
+ context.createScriptProcessor(512, 1, 0);
+ }, 'context.createScriptProcessor(512, 1, 0)').notThrow();
+
+ should(() => {
+ context.createScriptProcessor(512, 2, 0);
+ }, 'context.createScriptProcessor(512, 2, 0)').notThrow();
+
+ should(() => {
+ context.createScriptProcessor(512, 0, 1);
+ }, 'context.createScriptProcessor(512, 0, 1)').notThrow();
+
+ should(() => {
+ context.createScriptProcessor(512, 0, 2);
+ }, 'context.createScriptProcessor(512, 0, 2)').notThrow();
+ should(() => {
+ context.createScriptProcessor(511, 1, 1);
+ }, 'context.createScriptProcessor(511, 1, 1)').throw();
+
+ doBufferSizeTest(256, should);
+ doBufferSizeTest(512, should);
+ doBufferSizeTest(1024, should);
+ doBufferSizeTest(2048, should);
+ doBufferSizeTest(4096, should);
+ doBufferSizeTest(8192, should);
+ doBufferSizeTest(16384, should);
+
+ let sourceBuffer = createBuffer(context, renderLengthInFrames);
+
+ let bufferSource = context.createBufferSource();
+ bufferSource.buffer = sourceBuffer;
+
+ let jsnode = context.createScriptProcessor(bufferSize, 2, outputChannels);
+
+ bufferSource.connect(jsnode);
+ jsnode.connect(context.destination);
+ jsnode.onaudioprocess = event => {
+ processAudioData(event, should);
+ };
+
+ bufferSource.start(0);
+
+ context.startRendering().then(() => task.done());
+ ;
+ });
+audit.run();
</script>
</body>
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