jdk/test/javax/sound/midi/Synthesizer/bug4685396.java
changeset 41905 e8e5df013c6e
child 44656 72decb1e4935
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/sound/midi/Synthesizer/bug4685396.java	Mon Oct 31 14:50:09 2016 +0300
@@ -0,0 +1,218 @@
+/*
+ * Copyright (c) 2006, 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.midi.Instrument;
+import javax.sound.midi.MidiSystem;
+import javax.sound.midi.Soundbank;
+import javax.sound.midi.Synthesizer;
+
+/**
+ * @test
+ * @bug 4685396
+ * @summary Tests that Synthesizer.remapInstrument works
+ * @run main bug4685396
+ * @key headful
+ */
+public class bug4685396 {
+
+    static Synthesizer synth = null;
+
+    public static boolean isInstrumentExist(Instrument inst, Instrument[] insts) {
+        for (int i = 0; i < insts.length; i++) {
+            if (inst.equals(insts[i]))
+                return true;
+        }
+        return false;
+    }
+
+    static boolean test(
+            boolean reloadInstr,    // reload all instruments?
+            boolean unloadFrom,     // unload "from" instrument?
+            boolean unloadTo        // unload "to" instrument?
+            ) throws Exception
+    {
+        log("Starting test: reloadInstr=" + reloadInstr
+                + ", unloadFrom=" + unloadFrom
+                + ", unloadTo=" + unloadTo
+                + "");
+
+        log("  creating synthesizer...");
+        synth = MidiSystem.getSynthesizer();
+        log("  opening synthesizer...");
+        synth.open();
+
+        Soundbank sbank = synth.getDefaultSoundbank();
+        if (sbank == null)
+            throw new RuntimeException("ERROR: Could not get default soundbank");
+
+        if (reloadInstr) {
+            synth.unloadAllInstruments(sbank);
+            synth.loadAllInstruments(sbank);
+        }
+
+        Instrument[] instrs = synth.getLoadedInstruments();
+
+        log("  " + instrs.length + " instruments loaded.");
+
+        if (instrs.length < 2)
+            throw new RuntimeException("ERROR: need at least 2 loaded instruments");
+
+        Instrument from = instrs[0];
+        Instrument to = instrs[instrs.length - 1];
+
+        if (unloadFrom)
+            synth.unloadInstrument(from);
+        if (unloadTo)
+            synth.unloadInstrument(to);
+
+        log("  from instrument (" + (unloadFrom ? "UNLOADED" : "LOADED")
+                                + "): " + from.toString());
+        log("  to instrument (" + (unloadTo ? "UNLOADED" : "LOADED")
+                                + "): " + to.toString());
+
+        boolean result = false;
+        boolean excepted = false;
+        try {
+            result = synth.remapInstrument(from, to);
+            log("  remapInstrument(from, to) returns " + result);
+        } catch (IllegalArgumentException ex) {
+            excepted = true;
+            log("  EXCEPTION:");
+            ex.printStackTrace(System.out);
+        }
+
+        instrs = synth.getLoadedInstruments();
+        log("  " + instrs.length + " instruments remains loaded.");
+
+        boolean toUnloaded = !isInstrumentExist(to, instrs);
+        boolean fromUnloaded = !isInstrumentExist(from, instrs);
+
+        log("  from instrument is " + (fromUnloaded ? "UNLOADED" : "LOADED"));
+        log("  to instrument is " + (toUnloaded ? "UNLOADED" : "LOADED"));
+
+        boolean bOK = true;
+        if (result) {
+            if (unloadTo) {
+                bOK = false;
+                log("ERROR: unloaded to, but sucessfull remap");
+            }
+            if (!fromUnloaded) {
+                bOK = false;
+                log("ERROR: sucessfull remap, but from hasn't been unloaded");
+            }
+            if (toUnloaded) {
+                bOK = false;
+                log("ERROR: to has been unloaded!");
+            }
+        } else {
+            if (!excepted) {
+                bOK = false;
+                log("ERROR: remap returns false, exception hasn't been thrown");
+            }
+            if (!unloadTo) {
+                bOK = false;
+                log("ERROR: to is loaded, but remap returns false");
+            }
+            if (unloadFrom != fromUnloaded) {
+                bOK = false;
+                log("ERROR: remap returns false, but status of from has been changed");
+            }
+        }
+
+        if (bOK) {
+            log("Test result: OK\n");
+        } else {
+            log("Test result: FAIL\n");
+        }
+
+        return bOK;
+    }
+
+    static void cleanup() {
+        if (synth != null) {
+            synth.close();
+            synth = null;
+        }
+    }
+
+    static boolean runTest(
+            boolean reloadInstr,    // reload all instruments?
+            boolean unloadTo,       // unload "to" instrument?
+            boolean unloadFrom      // unload "from" instrument?
+            )
+    {
+        boolean success = false;
+        try {
+            success = test(reloadInstr, unloadFrom, unloadTo);
+        } catch (Exception ex) {
+            log("Exception: " + ex.toString());
+        }
+        cleanup();
+        return success;
+    }
+
+    public static void main(String args[]) throws Exception {
+        boolean failed = false;
+        if (!runTest(true, false, false))
+            failed = true;
+        if (!runTest(true, false, true))
+            failed = true;
+        if (!runTest(true, true, false))
+            failed = true;
+        if (!runTest(true, true, true))
+            failed = true;
+
+        if (failed) {
+            throw new RuntimeException("Test FAILED.");
+        }
+        log("Test sucessfully passed.");
+    }
+
+
+    // helper routines
+    static long startTime = currentTimeMillis();
+    static long currentTimeMillis() {
+        //return System.nanoTime() / 1000000L;
+        return System.currentTimeMillis();
+    }
+    static void log(String s) {
+        long time = currentTimeMillis() - startTime;
+        long ms = time % 1000;
+        time /= 1000;
+        long sec = time % 60;
+        time /= 60;
+        long min = time % 60;
+        time /= 60;
+        System.out.println(""
+                + (time < 10 ? "0" : "") + time
+                + ":" + (min < 10 ? "0" : "") + min
+                + ":" + (sec < 10 ? "0" : "") + sec
+                + "." + (ms < 10 ? "00" : (ms < 100 ? "0" : "")) + ms
+                + " (" + Thread.currentThread().getName() + ") " + s);
+    }
+    static void delay(int millis) {
+        try {
+            Thread.sleep(millis);
+        } catch (InterruptedException e) {}
+    }
+}