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/*
* Copyright (C) 2009, Google Inc. and others
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0 which is available at
* https://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
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");
assertEquals(0, (flag1.mask & flag2.mask));
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(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));
assertEquals(set, new RevFlagSet(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));
}
}
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