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/*
* Copyright (C) 2011, 2012, IBM Corporation and others.
* 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.api;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.fail;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import org.eclipse.jgit.api.errors.PatchApplyException;
import org.eclipse.jgit.api.errors.PatchFormatException;
import org.eclipse.jgit.diff.DiffFormatterReflowTest;
import org.eclipse.jgit.diff.RawText;
import org.eclipse.jgit.lib.RepositoryTestCase;
import org.junit.Test;
public class ApplyCommandTest extends RepositoryTestCase {
private RawText a;
private RawText b;
private ApplyResult init(final String name) throws Exception {
return init(name, true, true);
}
private ApplyResult init(final String name, final boolean preExists,
final boolean postExists) throws Exception {
Git git = new Git(db);
if (preExists) {
a = new RawText(readFile(name + "_PreImage"));
write(new File(db.getDirectory().getParent(), name),
a.getString(0, a.size(), false));
git.add().addFilepattern(name).call();
git.commit().setMessage("PreImage").call();
}
if (postExists)
b = new RawText(readFile(name + "_PostImage"));
return git
.apply()
.setPatch(
DiffFormatterReflowTest.class.getResourceAsStream(name
+ ".patch")).call();
}
@Test
public void testAddA1() throws Exception {
ApplyResult result = init("A1", false, true);
assertEquals(1, result.getUpdatedFiles().size());
assertEquals(new File(db.getWorkTree(), "A1"), result.getUpdatedFiles()
.get(0));
checkFile(new File(db.getWorkTree(), "A1"),
b.getString(0, b.size(), false));
}
@Test
public void testAddA2() throws Exception {
ApplyResult result = init("A2", false, true);
assertEquals(1, result.getUpdatedFiles().size());
assertEquals(new File(db.getWorkTree(), "A2"), result.getUpdatedFiles()
.get(0));
checkFile(new File(db.getWorkTree(), "A2"),
b.getString(0, b.size(), false));
}
@Test
public void testAddA1Sub() throws Exception {
ApplyResult result = init("A1_sub", false, false);
assertEquals(1, result.getUpdatedFiles().size());
assertEquals(new File(db.getWorkTree(), "sub/A1"), result
.getUpdatedFiles().get(0));
}
@Test
public void testDeleteD() throws Exception {
ApplyResult result = init("D", true, false);
assertEquals(1, result.getUpdatedFiles().size());
assertEquals(new File(db.getWorkTree(), "D"), result.getUpdatedFiles()
.get(0));
assertFalse(new File(db.getWorkTree(), "D").exists());
}
@Test(expected = PatchFormatException.class)
public void testFailureF1() throws Exception {
init("F1", true, false);
}
@Test(expected = PatchApplyException.class)
public void testFailureF2() throws Exception {
init("F2", true, false);
}
@Test
public void testModifyE() throws Exception {
ApplyResult result = init("E");
assertEquals(1, result.getUpdatedFiles().size());
assertEquals(new File(db.getWorkTree(), "E"), result.getUpdatedFiles()
.get(0));
checkFile(new File(db.getWorkTree(), "E"),
b.getString(0, b.size(), false));
}
@Test
public void testModifyX() throws Exception {
ApplyResult result = init("X");
assertEquals(1, result.getUpdatedFiles().size());
assertEquals(new File(db.getWorkTree(), "X"), result.getUpdatedFiles()
.get(0));
checkFile(new File(db.getWorkTree(), "X"),
b.getString(0, b.size(), false));
}
@Test
public void testModifyY() throws Exception {
ApplyResult result = init("Y");
assertEquals(1, result.getUpdatedFiles().size());
assertEquals(new File(db.getWorkTree(), "Y"), result.getUpdatedFiles()
.get(0));
checkFile(new File(db.getWorkTree(), "Y"),
b.getString(0, b.size(), false));
}
@Test
public void testModifyZ() throws Exception {
ApplyResult result = init("Z");
assertEquals(1, result.getUpdatedFiles().size());
assertEquals(new File(db.getWorkTree(), "Z"), result.getUpdatedFiles()
.get(0));
checkFile(new File(db.getWorkTree(), "Z"),
b.getString(0, b.size(), false));
}
private byte[] readFile(final String patchFile) throws IOException {
final InputStream in = DiffFormatterReflowTest.class
.getResourceAsStream(patchFile);
if (in == null) {
fail("No " + patchFile + " test vector");
return null; // Never happens
}
try {
final byte[] buf = new byte[1024];
final ByteArrayOutputStream temp = new ByteArrayOutputStream();
int n;
while ((n = in.read(buf)) > 0)
temp.write(buf, 0, n);
return temp.toByteArray();
} finally {
in.close();
}
}
}
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