<!DOCTYPE html>
<html class="reftest-wait">
<script>
var context = new window.OfflineAudioContext(1, 4096, 48000);
context.oncomplete = function(e) {
    document.documentElement.removeAttribute("class");
};
var delay = context.createDelay();
delay.connect(context.destination);
delay.delayTime.value = 1.0;
var buffer = context.createBuffer(1, 2048, context.sampleRate);
var source = context.createBufferSource();
source.buffer = buffer;
source.connect(delay);
source.start();
context.startRendering();
</script>
