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- /*
- * Copyright (C) 2009, Google Inc.
- * Copyright (C) 2009, Johannes E. Schindelin <johannes.schindelin@gmx.de>
- * 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.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 org.junit.Test;
-
- public class EditTest {
- @Test
- public void testCreate() {
- final Edit e = new Edit(1, 2, 3, 4);
- assertEquals(1, e.getBeginA());
- assertEquals(2, e.getEndA());
- assertEquals(3, e.getBeginB());
- assertEquals(4, e.getEndB());
- }
-
- @Test
- public void testCreateEmpty() {
- final Edit e = new Edit(1, 3);
- assertEquals(1, e.getBeginA());
- assertEquals(1, e.getEndA());
- assertEquals(3, e.getBeginB());
- assertEquals(3, e.getEndB());
- assertTrue("is empty", e.isEmpty());
- assertSame(Edit.Type.EMPTY, e.getType());
- }
-
- @Test
- public void testSwap() {
- final Edit e = new Edit(1, 2, 3, 4);
- e.swap();
- assertEquals(3, e.getBeginA());
- assertEquals(4, e.getEndA());
- assertEquals(1, e.getBeginB());
- assertEquals(2, e.getEndB());
- }
-
- @Test
- public void testType_Insert() {
- final Edit e = new Edit(1, 1, 1, 2);
- assertSame(Edit.Type.INSERT, e.getType());
- assertFalse("not empty", e.isEmpty());
- assertEquals(0, e.getLengthA());
- assertEquals(1, e.getLengthB());
- }
-
- @Test
- public void testType_Delete() {
- final Edit e = new Edit(1, 2, 1, 1);
- assertSame(Edit.Type.DELETE, e.getType());
- assertFalse("not empty", e.isEmpty());
- assertEquals(1, e.getLengthA());
- assertEquals(0, e.getLengthB());
- }
-
- @Test
- public void testType_Replace() {
- final Edit e = new Edit(1, 2, 1, 4);
- assertSame(Edit.Type.REPLACE, e.getType());
- assertFalse("not empty", e.isEmpty());
- assertEquals(1, e.getLengthA());
- assertEquals(3, e.getLengthB());
- }
-
- @Test
- public void testType_Empty() {
- final Edit e = new Edit(1, 1, 2, 2);
- assertSame(Edit.Type.EMPTY, e.getType());
- assertSame(Edit.Type.EMPTY, new Edit(1, 2).getType());
- assertTrue("is empty", e.isEmpty());
- assertEquals(0, e.getLengthA());
- assertEquals(0, e.getLengthB());
- }
-
- @Test
- public void testToString() {
- final Edit e = new Edit(1, 2, 1, 4);
- assertEquals("REPLACE(1-2,1-4)", e.toString());
- }
-
- @Test
- public void testEquals1() {
- final Edit e1 = new Edit(1, 2, 3, 4);
- final Edit e2 = new Edit(1, 2, 3, 4);
-
- assertTrue(e1.equals(e1));
- assertTrue(e1.equals(e2));
- assertTrue(e2.equals(e1));
- assertEquals(e1.hashCode(), e2.hashCode());
- assertFalse(e1.equals(""));
- }
-
- @Test
- public void testNotEquals1() {
- assertFalse(new Edit(1, 2, 3, 4).equals(new Edit(0, 2, 3, 4)));
- }
-
- @Test
- public void testNotEquals2() {
- assertFalse(new Edit(1, 2, 3, 4).equals(new Edit(1, 0, 3, 4)));
- }
-
- @Test
- public void testNotEquals3() {
- assertFalse(new Edit(1, 2, 3, 4).equals(new Edit(1, 2, 0, 4)));
- }
-
- @Test
- public void testNotEquals4() {
- assertFalse(new Edit(1, 2, 3, 4).equals(new Edit(1, 2, 3, 0)));
- }
-
- @Test
- public void testExtendA() {
- final Edit e = new Edit(1, 2, 1, 1);
-
- e.extendA();
- assertEquals(new Edit(1, 3, 1, 1), e);
-
- e.extendA();
- assertEquals(new Edit(1, 4, 1, 1), e);
- }
-
- @Test
- public void testExtendB() {
- final Edit e = new Edit(1, 2, 1, 1);
-
- e.extendB();
- assertEquals(new Edit(1, 2, 1, 2), e);
-
- e.extendB();
- assertEquals(new Edit(1, 2, 1, 3), e);
- }
-
- @Test
- public void testBeforeAfterCuts() {
- final Edit whole = new Edit(1, 8, 2, 9);
- final Edit mid = new Edit(4, 5, 3, 6);
-
- assertEquals(new Edit(1, 4, 2, 3), whole.before(mid));
- assertEquals(new Edit(5, 8, 6, 9), whole.after(mid));
- }
- }
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