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/*
* Copyright (C) 2009, Google Inc.
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* - Neither the name of the Eclipse Foundation, Inc. nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.eclipse.jgit.revwalk;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import java.util.Arrays;
import java.util.Iterator;
import org.junit.Test;
public class RevFlagSetTest extends RevWalkTestCase {
@Test
public void testEmpty() {
final RevFlagSet set = new RevFlagSet();
assertEquals(0, set.mask);
assertEquals(0, set.size());
assertNotNull(set.iterator());
assertFalse(set.iterator().hasNext());
}
@Test
public void testAddOne() {
final String flagName = "flag";
final RevFlag flag = rw.newFlag(flagName);
assertTrue(0 != flag.mask);
assertSame(flagName, flag.name);
final RevFlagSet set = new RevFlagSet();
assertTrue(set.add(flag));
assertFalse(set.add(flag));
assertEquals(flag.mask, set.mask);
assertEquals(1, set.size());
final Iterator<RevFlag> i = set.iterator();
assertTrue(i.hasNext());
assertSame(flag, i.next());
assertFalse(i.hasNext());
}
@Test
public void testAddTwo() {
final RevFlag flag1 = rw.newFlag("flag_1");
final RevFlag flag2 = rw.newFlag("flag_2");
assertTrue((flag1.mask & flag2.mask) == 0);
final RevFlagSet set = new RevFlagSet();
assertTrue(set.add(flag1));
assertTrue(set.add(flag2));
assertEquals(flag1.mask | flag2.mask, set.mask);
assertEquals(2, set.size());
}
@Test
public void testContainsAll() {
final RevFlag flag1 = rw.newFlag("flag_1");
final RevFlag flag2 = rw.newFlag("flag_2");
final RevFlagSet set1 = new RevFlagSet();
assertTrue(set1.add(flag1));
assertTrue(set1.add(flag2));
assertTrue(set1.containsAll(set1));
assertTrue(set1.containsAll(Arrays
.asList(new RevFlag[] { flag1, flag2 })));
final RevFlagSet set2 = new RevFlagSet();
set2.add(rw.newFlag("flag_3"));
assertFalse(set1.containsAll(set2));
}
@Test
public void testEquals() {
final RevFlag flag1 = rw.newFlag("flag_1");
final RevFlag flag2 = rw.newFlag("flag_2");
final RevFlagSet set = new RevFlagSet();
assertTrue(set.add(flag1));
assertTrue(set.add(flag2));
assertTrue(new RevFlagSet(set).equals(set));
assertTrue(new RevFlagSet(Arrays.asList(new RevFlag[] { flag1, flag2 }))
.equals(set));
}
@Test
public void testRemove() {
final RevFlag flag1 = rw.newFlag("flag_1");
final RevFlag flag2 = rw.newFlag("flag_2");
final RevFlagSet set = new RevFlagSet();
assertTrue(set.add(flag1));
assertTrue(set.add(flag2));
assertTrue(set.remove(flag1));
assertFalse(set.remove(flag1));
assertEquals(flag2.mask, set.mask);
assertFalse(set.contains(flag1));
}
@Test
public void testContains() {
final RevFlag flag1 = rw.newFlag("flag_1");
final RevFlag flag2 = rw.newFlag("flag_2");
final RevFlagSet set = new RevFlagSet();
set.add(flag1);
assertTrue(set.contains(flag1));
assertFalse(set.contains(flag2));
assertFalse(set.contains("bob"));
}
}
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