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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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,
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/* @test
   @summary Test SoftSynthesizer getReceivers method */

import javax.sound.midi.MidiDevice;
import javax.sound.midi.MidiUnavailableException;
import javax.sound.midi.Patch;
import javax.sound.midi.Receiver;
import javax.sound.sampled.*;
import javax.sound.midi.MidiDevice.Info;

import com.sun.media.sound.*;

public class GetReceivers {

    private static void assertEquals(Object a, Object b) throws Exception
    {
        if(!a.equals(b))
            throw new RuntimeException("assertEquals fails!");
    }

    private static void assertTrue(boolean value) throws Exception
    {
        if(!value)
            throw new RuntimeException("assertTrue fails!");
    }

    public static void main(String[] args) throws Exception {
        AudioSynthesizer synth = new SoftSynthesizer();
        synth.open(new DummySourceDataLine(), null);
        assertTrue(synth.getReceivers().size() == 0);
        Receiver recv = synth.getReceiver();
        assertTrue(synth.getReceivers().size() == 1);
        recv.close();
        assertTrue(synth.getReceivers().size() == 0);
        synth.close();

    }
}