/**
* This file is part of CloudML [ http://cloudml.org ]
*
* Copyright (C) 2012 - SINTEF ICT
* Contact: Franck Chauvel <franck.chauvel@sintef.no>
*
* Module: root
*
* CloudML is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* CloudML 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with CloudML. If not, see
* <http://www.gnu.org/licenses/>.
*/
/*
*/
package org.cloudml.ui.shell;
import org.cloudml.ui.shell.commands.ShellCommand;
import static org.cloudml.ui.shell.commands.ShellCommand.*;
import junit.framework.TestCase;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import static org.hamcrest.Matchers.*;
import static org.hamcrest.MatcherAssert.*;
/**
* Specification of the History
*/
@RunWith(JUnit4.class)
public class HistoryTest extends TestCase {
@Test
public void historyShouldRecordCommands() {
final History history = new History(null, null);
history.record(ShellCommand.exit());
assertThat(history.length(), is(equalTo(1)));
}
@Test
public void historyShouldAllowSelectingTheLastNCommands() {
final History history = new History(null, null);
history.record(version());
history.record(history());
history.record(dumpTo("C:\\Users\\franckc"));
history.record(exit());
assertThat(history.selectLast(1).size(), is(equalTo(1)));
assertThat(history.selectLast(2).size(), is(equalTo(2)));
assertThat(history.selectLast(2), contains(exit(), dumpTo("C:\\Users\\franckc")));
}
@Test
public void selectLastShouldReturnTheCompleteHistoryWhenGivenANegativeCounts() {
final History history = new History(null, null);
history.record(version());
history.record(history());
history.record(dumpTo("C:\\Users\\franckc"));
history.record(exit());
assertThat(history.selectLast(-4),
contains(
exit(),
dumpTo("C:\\Users\\franckc"),
history(),
version()));
}
}