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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.diff;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import java.util.Iterator;
import org.junit.Test;
public class EditListTest {
@SuppressWarnings("unlikely-arg-type")
@Test
public void testEmpty() {
final EditList l = new EditList();
assertEquals(0, l.size());
assertTrue(l.isEmpty());
assertEquals("EditList[]", l.toString());
assertTrue(l.equals(l));
assertEquals(new EditList(), l);
assertFalse(l.equals(""));
assertEquals(l.hashCode(), new EditList().hashCode());
}
@Test
public void testAddOne() {
final Edit e = new Edit(1, 2, 1, 1);
final EditList l = new EditList();
l.add(e);
assertEquals(1, l.size());
assertFalse(l.isEmpty());
assertSame(e, l.get(0));
assertSame(e, l.iterator().next());
assertTrue(l.equals(l));
assertFalse(l.equals(new EditList()));
final EditList l2 = new EditList();
l2.add(e);
assertEquals(l2, l);
assertEquals(l, l2);
assertEquals(l.hashCode(), l2.hashCode());
}
@Test
public void testAddTwo() {
final Edit e1 = new Edit(1, 2, 1, 1);
final Edit e2 = new Edit(8, 8, 8, 12);
final EditList l = new EditList();
l.add(e1);
l.add(e2);
assertEquals(2, l.size());
assertSame(e1, l.get(0));
assertSame(e2, l.get(1));
final Iterator<Edit> i = l.iterator();
assertSame(e1, i.next());
assertSame(e2, i.next());
assertTrue(l.equals(l));
assertFalse(l.equals(new EditList()));
final EditList l2 = new EditList();
l2.add(e1);
l2.add(e2);
assertEquals(l2, l);
assertEquals(l, l2);
assertEquals(l.hashCode(), l2.hashCode());
}
@Test
public void testSet() {
final Edit e1 = new Edit(1, 2, 1, 1);
final Edit e2 = new Edit(3, 4, 3, 3);
final EditList l = new EditList();
l.add(e1);
assertSame(e1, l.get(0));
assertSame(e1, l.set(0, e2));
assertSame(e2, l.get(0));
}
@Test
public void testRemove() {
final Edit e1 = new Edit(1, 2, 1, 1);
final Edit e2 = new Edit(8, 8, 8, 12);
final EditList l = new EditList();
l.add(e1);
l.add(e2);
l.remove(e1);
assertEquals(1, l.size());
assertSame(e2, l.get(0));
}
}
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