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/*******************************************************************************
* Copyright (c) 2008, 2010 Oracle. 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:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.utility.tests.internal;
import org.eclipse.jpt.utility.Command;
import org.eclipse.jpt.utility.CommandExecutor;
import org.eclipse.jpt.utility.internal.ThreadLocalCommandExecutor;
public class CommandExecutorTests
extends MultiThreadedTestCase
{
public CommandExecutorTests(String name) {
super(name);
}
public void testDefaultCommandExecutor_toString() throws Exception {
CommandExecutor commandExecutor = CommandExecutor.Default.instance();
assertNotNull(commandExecutor.toString());
}
public void testDefaultCommandExecutor_serialization() throws Exception {
CommandExecutor commandExecutor1 = CommandExecutor.Default.instance();
CommandExecutor commandExecutor2 = TestTools.serialize(commandExecutor1);
assertSame(commandExecutor1, commandExecutor2);
}
public void testDefaultCommandExecutor() {
TestCommand testCommand = new TestCommand();
assertEquals(0, testCommand.count);
CommandExecutor commandExecutor = CommandExecutor.Default.instance();
commandExecutor.execute(testCommand);
assertEquals(1, testCommand.count);
}
static class TestCommand implements Command {
int count = 0;
public void execute() {
this.count++;
}
}
public void testThreadLocalCommandExecutor_toString() throws Exception {
CommandExecutor commandExecutor = new ThreadLocalCommandExecutor();
assertNotNull(commandExecutor.toString());
}
public void testThreadLocalCommandExecutor() throws Exception {
ThreadLocalCommandExecutor threadLocalCommandExecutor = new ThreadLocalCommandExecutor();
TestRunnable testRunnable1 = new TestRunnable(threadLocalCommandExecutor, 1);
Thread thread1 = this.buildThread(testRunnable1);
thread1.run();
TestRunnable testRunnable2 = new TestRunnable(threadLocalCommandExecutor, 2);
Thread thread2 = this.buildThread(testRunnable2);
thread2.run();
TestRunnable testRunnable3 = new TestRunnable(threadLocalCommandExecutor, 3, null);
Thread thread3 = this.buildThread(testRunnable3);
thread3.run();
thread1.join();
thread2.join();
thread3.join();
assertEquals(1, testRunnable1.testCommand.count);
assertEquals(1, testRunnable1.testCommandExecutor.count);
assertEquals(2, testRunnable2.testCommand.count);
assertEquals(2, testRunnable2.testCommandExecutor.count);
assertEquals(3, testRunnable3.testCommand.count);
assertNull(testRunnable3.testCommandExecutor);
}
static class TestCommandExecutor implements CommandExecutor {
int count = 0;
public void execute(Command command) {
this.count++;
command.execute();
}
}
static class TestRunnable implements Runnable {
final ThreadLocalCommandExecutor threadLocalCommandExecutor;
final int executionCount;
final TestCommand testCommand = new TestCommand();
final TestCommandExecutor testCommandExecutor;
TestRunnable(ThreadLocalCommandExecutor threadLocalCommandExecutor, int executionCount) {
this(threadLocalCommandExecutor, executionCount, new TestCommandExecutor());
}
TestRunnable(ThreadLocalCommandExecutor threadLocalCommandExecutor, int executionCount, TestCommandExecutor testCommandExecutor) {
super();
this.threadLocalCommandExecutor = threadLocalCommandExecutor;
this.executionCount = executionCount;
this.testCommandExecutor = testCommandExecutor;
}
public void run() {
this.threadLocalCommandExecutor.set(this.testCommandExecutor);
for (int i = 0; i < this.executionCount; i++) {
this.threadLocalCommandExecutor.execute(this.testCommand);
}
}
}
}
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