88 lines
3.2 KiB
Java
88 lines
3.2 KiB
Java
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/*
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* Copyright 2007 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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/* @test
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@summary Test SoftTuning load method */
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import java.io.UnsupportedEncodingException;
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import javax.sound.midi.MidiUnavailableException;
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import javax.sound.midi.Patch;
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import javax.sound.sampled.*;
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import com.sun.media.sound.*;
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public class Load5 {
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private static void assertEquals(Object a, Object b) throws Exception
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{
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if(!a.equals(b))
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throw new RuntimeException("assertEquals fails!");
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}
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private static void assertTrue(boolean value) throws Exception
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{
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if(!value)
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throw new RuntimeException("assertTrue fails!");
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}
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public static void main(String[] args) throws Exception {
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// http://www.midi.org/about-midi/tuning_extens.shtml
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// 0x05 SCALE/OCTAVE TUNING DUMP, 1 byte format
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SoftTuning tuning = new SoftTuning();
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byte[] name;
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name = "Testing123 ".getBytes("ascii");
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int[] msg = {0xf0,0x7e,0x7f,0x08,0x05,0,0,
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name[0],name[1],name[2],name[3],name[4],name[5],name[6],
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name[7],name[8],name[9],name[10],name[11],name[12],name[13],
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name[14],name[15],
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5,10,15,20,25,30,35,40,45,50,51,52,0,
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0xf7};
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// Calc checksum
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int x = msg[1] & 0xFF;
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for (int i = 2; i < msg.length - 2; i++)
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x = x ^ (msg[i] & 0xFF);
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msg[msg.length-2] = (x & 127);
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int[] oct = {5,10,15,20,25,30,35,40,45,50,51,52};
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byte[] bmsg = new byte[msg.length];
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for (int i = 0; i < bmsg.length; i++)
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bmsg[i] = (byte)msg[i];
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tuning.load(bmsg);
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double[] tunings = tuning.getTuning();
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for (int i = 0; i < tunings.length; i++)
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assertTrue(Math.abs(tunings[i]-(i*100 + (oct[i%12]-64))) < 0.00001);
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// Check if tuning fails if checksum is wrong
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msg[msg.length - 2] += 10;
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for (int i = 0; i < bmsg.length; i++)
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bmsg[i] = (byte)msg[i];
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tuning = new SoftTuning();
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tuning.load(bmsg);
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assertTrue(!tuning.getName().equals("Testing123 "));
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}
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}
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