--- /dev/null 2016-10-24 21:41:05.000000000 +0300 +++ new/test/javax/sound/sampled/Clip/Drain/ClipDrain.java 2016-10-24 21:41:05.000000000 +0300 @@ -0,0 +1,126 @@ +/* + * Copyright (c) 2002, 2016, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +import javax.sound.sampled.AudioFormat; +import javax.sound.sampled.AudioSystem; +import javax.sound.sampled.Clip; +import javax.sound.sampled.DataLine; +import javax.sound.sampled.Mixer; + +/** + * @test + * @bug 4732218 + * @summary Clip.drain does not actually block until all I/O is complete as + * documented. + */ +public class ClipDrain { + static int successfulTests = 0; + static AudioFormat format = new AudioFormat(8000, 16, 1, true, false); + // create a 10-second file + static byte[] soundData = new byte[(int) (format.getFrameRate() * format.getFrameSize() * 10)]; + + static int TOLERANCE_MS = 2500; // how many milliseconds too short is tolerated... + + private static void doMixerClip(Mixer mixer) throws Exception { + boolean waitedEnough=false; + try { + DataLine.Info info = new DataLine.Info(Clip.class, format); + Clip clip = (Clip) mixer.getLine(info); + clip.open(format, soundData, 0, soundData.length); + + // sanity + if (clip.getMicrosecondLength()/1000 < 9900) { + throw new Exception("clip's microsecond length should be at least 9900000, but it is "+clip.getMicrosecondLength()); + } + long start = System.currentTimeMillis(); + + System.out.println(" ---------- start --------"); + clip.start(); + // give time to actually start it. ALSA implementation needs that... + Thread.sleep(300); + System.out.println("drain ... "); + clip.drain(); + long elapsedTime = System.currentTimeMillis() - start; + System.out.println("close ... "); + clip.close(); + System.out.println("... done"); + System.out.println("Playback duration: "+elapsedTime+" milliseconds."); + waitedEnough = elapsedTime >= ((clip.getMicrosecondLength() / 1000) - TOLERANCE_MS); + } catch (Throwable t) { + System.out.println(" - Caught exception. Not failed."); + System.out.println(" - "+t.toString()); + return; + } + if (!waitedEnough) { + throw new Exception("Drain did not wait long enough to play entire clip."); + } + successfulTests++; + } + + + private static void doAll() throws Exception { + Mixer.Info[] mixers = AudioSystem.getMixerInfo(); + for (int i=0; i 0) { + result = AudioSystem.getSourceDataLine(null) != null; + } + } catch (Exception e) { + System.err.println("Exception occured: "+e); + } + if (!result) { + System.err.println("Soundcard does not exist or sound drivers not installed!"); + System.err.println("This test requires sound drivers for execution."); + } + return result; + } +}