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SoundTest.javaAPI DocAndroid 1.5 API5488Wed May 06 22:41:02 BST 2009android.core

SoundTest

public class SoundTest extends TestCase

Fields Summary
public static String
TAG
Constructors Summary
Methods Summary
public voidtestMidiSupport()


    // Regression test for #000000: Completion of MIDI file doesn't fire
    // corresponding event.
//    private boolean eventReceived = false;
//  
//    public void testMidiFileCompletion() {
//        try {
//            MediaPlayer player = new MediaPlayer();
//            
//            player.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
//                public void onCompletion(MediaPlayer player) {
//                    eventReceived = true;
//                }
//            });
//
//            player.setDataSource("/system/sounds/test.mid");
//            player.prepare();
//            player.start();
//            Thread.sleep(20000);
//            assertFalse("Player must be stopped", player.isPlaying());
//            assertTrue("Completion event must have been received", eventReceived);
//
//        } catch (Exception ex) {
//            throw new RuntimeException(ex);
//        }
//    }
  
    // Regression test for #872614: General javax.sound weirdness.
       
        try {
            Sequencer sequencer = MidiSystem.getSequencer();
            Assert.assertTrue("AndroidSequencer must exist", sequencer instanceof AndroidSequencer);
            
            MidiDevice.Info info = sequencer.getDeviceInfo();
            Assert.assertNotNull("Device info must exist", info);
    
            Sequence sequence = MidiSystem.getSequence(new File("/system/sounds/test.mid"));
            Assert.assertNotNull("Sequence must exist", sequence);
    
            Assert.assertFalse("Sequencer must not be open", sequencer.isOpen());
            sequencer.open();
            Assert.assertTrue("Sequencer must be open", sequencer.isOpen());
            
            Assert.assertNull("Sequencer must not have Sequence", sequencer.getSequence());
            sequencer.setSequence(sequence);
            Assert.assertNotNull("Sequencer must have Sequence", sequencer.getSequence());
            
            Assert.assertFalse("Sequencer must not be running", sequencer.isRunning());
            sequencer.start();
            Thread.sleep(1000);
            Assert.assertTrue("Sequencer must be running (after 1 second)", sequencer.isRunning());
    
            Thread.sleep(3000);
            
            Assert.assertTrue("Sequencer must be running", sequencer.isRunning());
            sequencer.stop();
            Thread.sleep(1000);
            Assert.assertFalse("Sequencer must not be running (after 1 second)", sequencer.isRunning());
            
            sequencer.close();
            Assert.assertFalse("Sequencer must not be open", sequencer.isOpen());
        } catch (Exception ex) {
            throw new RuntimeException(ex);
        }
public voidtestSampledSupport()

        try {
            Clip clip = AudioSystem.getClip();
            Assert.assertTrue("AndroidClip must exist", clip instanceof AndroidClip);
            
            Line.Info info = clip.getLineInfo();
            Assert.assertNotNull("Line info must exist", info);
    
            AudioInputStream stream = AudioSystem.getAudioInputStream(new File("/system/media/audio/ringtones/ringer.ogg"));
            Assert.assertNotNull("AudioInputStream must exist", stream);
    
            Assert.assertFalse("Clip must not be open", clip.isOpen());
            clip.open(stream);
            Assert.assertTrue("Clip must be open", clip.isOpen());
            
            Assert.assertFalse("Clip must not be running", clip.isRunning());
            clip.start();
            Thread.sleep(1000);
            Assert.assertTrue("Clip must be running (after 1 second)", clip.isRunning());
    
            Thread.sleep(2000);
            
            Assert.assertTrue("Clip must be running", clip.isRunning());
            clip.stop();
            Thread.sleep(1000);
            Assert.assertFalse("Clip must not be running (after 1 second)", clip.isRunning());
            
            clip.close();
            Assert.assertFalse("Clip must not be open", clip.isOpen());
        } catch (Exception ex) {
            throw new RuntimeException(ex);
        }