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/*******************************************************************************
* Copyright (c) 2010 Wind River Systems, Inc. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tm.internal.tcf.debug.tests;
import java.math.BigDecimal;
import java.util.LinkedList;
import java.util.Random;
import org.eclipse.tm.tcf.protocol.IChannel;
import org.eclipse.tm.tcf.protocol.IToken;
import org.eclipse.tm.tcf.services.IDiagnostics;
public class TestEchoFP implements ITCFTest, IDiagnostics.DoneEchoFP {
private final TCFTestSuite test_suite;
private final IDiagnostics diag;
private final LinkedList<BigDecimal> msgs = new LinkedList<BigDecimal>();
private final Random rnd = new Random();
private int count = 0;
private long start_time;
TestEchoFP(TCFTestSuite test_suite, IChannel channel) {
this.test_suite = test_suite;
diag = channel.getRemoteService(IDiagnostics.class);
}
public void start() {
if (diag == null) {
test_suite.done(this, null);
}
else {
start_time = System.currentTimeMillis();
for (int i = 0; i < 32; i++) sendMessage();
}
}
private void sendMessage() {
BigDecimal n = BigDecimal.valueOf(rnd.nextInt(), rnd.nextInt(61) - 30);
msgs.add(n);
diag.echoFP(n, this);
count++;
}
private boolean cmp(double x, double y) {
return (float)x == (float)y;
}
public void doneEchoFP(IToken token, Throwable error, BigDecimal b) {
BigDecimal s = msgs.removeFirst();
if (!test_suite.isActive(this)) return;
if (error != null) {
test_suite.done(this, error);
}
else if (!cmp(s.doubleValue(), b.doubleValue())) {
test_suite.done(this, new Exception("EchoFP test failed: " + s + " != " + b));
}
else if (count < 0x800) {
sendMessage();
// Don't run the test much longer then 4 seconds
if (count % 0x10 == 0 && System.currentTimeMillis() - start_time >= 4000) {
count = 0x800;
}
}
else if (msgs.isEmpty()){
test_suite.done(this, null);
}
}
}
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