Bug 1424271 - convert mochitest test_audioBufferSourceNodeOffset.html to a web-platform-test r?padenot
MozReview-Commit-ID: Bl8rNVammrM
--- a/testing/web-platform/meta/MANIFEST.json
+++ b/testing/web-platform/meta/MANIFEST.json
@@ -348570,16 +348570,22 @@
]
],
"webaudio/the-audio-api/the-audiobuffersourcenode-interface/test_audioBufferSourceNodeLoopStartEndSame.html": [
[
"/webaudio/the-audio-api/the-audiobuffersourcenode-interface/test_audioBufferSourceNodeLoopStartEndSame.html",
{}
]
],
+ "webaudio/the-audio-api/the-audiobuffersourcenode-interface/test_audioBufferSourceNodeOffset.html": [
+ [
+ "/webaudio/the-audio-api/the-audiobuffersourcenode-interface/test_audioBufferSourceNodeOffset.html",
+ {}
+ ]
+ ],
"webaudio/the-audio-api/the-audiodestinationnode-interface/idl-test.html": [
[
"/webaudio/the-audio-api/the-audiodestinationnode-interface/idl-test.html",
{}
]
],
"webaudio/the-audio-api/the-audionode-interface/audionode-connect-return-value.html": [
[
@@ -576483,16 +576489,20 @@
"webaudio/the-audio-api/the-audiobuffersourcenode-interface/test_audioBufferSourceNodeLoopStartEnd.html": [
"88d9b5d9930a0a59b3a509cc724d0f539a10cd89",
"testharness"
],
"webaudio/the-audio-api/the-audiobuffersourcenode-interface/test_audioBufferSourceNodeLoopStartEndSame.html": [
"d16bc09e518ecd012bb673fe351052b25834e55b",
"testharness"
],
+ "webaudio/the-audio-api/the-audiobuffersourcenode-interface/test_audioBufferSourceNodeOffset.html": [
+ "9c49750f889df8b10bdefb6d8ac008b97e8c200e",
+ "testharness"
+ ],
"webaudio/the-audio-api/the-audiocontext-interface/.gitkeep": [
"da39a3ee5e6b4b0d3255bfef95601890afd80709",
"support"
],
"webaudio/the-audio-api/the-audiodestinationnode-interface/.gitkeep": [
"da39a3ee5e6b4b0d3255bfef95601890afd80709",
"support"
],
new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/webaudio/the-audio-api/the-audiobuffersourcenode-interface/test_audioBufferSourceNodeOffset.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+<head>
+ <meta charset="utf-8">
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+ <script>
+var fuzz = 0.3;
+
+if (navigator.platform.startsWith("Mac")) {
+ // bug 895720
+ fuzz = 0.6;
+}
+
+var t = async_test();
+var samplesFromSource = 0;
+var context = new AudioContext();
+var sp = context.createScriptProcessor(256);
+
+sp.onaudioprocess = function(e) {
+ samplesFromSource += e.inputBuffer.length;
+};
+
+var buffer = context.createBuffer(1, context.sampleRate, context.sampleRate);
+for (var i = 0; i < context.sampleRate; ++i) {
+ buffer.getChannelData(0)[i] = Math.sin(
+ 440 * 2 * Math.PI * i / context.sampleRate
+ );
+}
+
+var source = context.createBufferSource();
+
+source.onended = function(e) {
+ // The timing at which the audioprocess and ended listeners are called can
+ // change, hence the fuzzy equal here.
+ var errorRatio = samplesFromSource / (0.5 * context.sampleRate);
+ assert_true(
+ errorRatio > 1.0 - fuzz && errorRatio < 1.0 + fuzz,
+ "Correct number of samples received (expected: " +
+ 0.5 * context.sampleRate +
+ ", actual: " +
+ samplesFromSource +
+ ")."
+ );
+ t.done();
+};
+
+source.buffer = buffer;
+source.connect(sp);
+source.start(0, 0.5);
+ </script>
+</head>
+</body>
+</html>