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/*******************************************************************************
* Copyright (C) 2012, 2013 Robin Stocker <robin@nibor.org> and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*******************************************************************************/
package org.eclipse.egit.core.project;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import java.io.File;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.egit.core.test.GitTestCase;
import org.eclipse.egit.core.test.TestRepository;
import org.eclipse.jgit.lib.Repository;
import org.junit.Before;
import org.junit.Test;
public class RepositoryMappingTest extends GitTestCase {
private Repository repository;
@Before
@Override
public void setUp() throws Exception {
super.setUp();
TestRepository testRepo = new TestRepository(gitDir);
testRepo.connect(project.project);
repository = testRepo.getRepository();
}
@Test
public void shouldReturnMappingForResourceInProject() throws Exception {
IFile file = project.createFile("inproject.txt", new byte[] {});
RepositoryMapping mapping = RepositoryMapping.getMapping(file);
assertNotNull(mapping);
assertEquals(repository, mapping.getRepository());
assertEquals(project.getProject(), mapping.getContainer());
assertEquals(project.getProject().getName() + "/inproject.txt", mapping.getRepoRelativePath(file));
}
@Test
public void shouldNotReturnMappingForResourceOutsideOfProject() {
IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
IPath filePath = getWorkTreePath().append("outside.txt");
IFile file = root.getFile(filePath);
assertFalse(file.exists());
RepositoryMapping mapping = RepositoryMapping.getMapping(file);
assertNull(mapping);
}
@Test
public void shouldReturnMappingForPathOutsideOfProject() {
IPath filePath = getWorkTreePath().append("outside.txt");
RepositoryMapping mapping = RepositoryMapping.getMapping(filePath);
assertNotNull(mapping);
assertEquals(repository, mapping.getRepository());
assertEquals("outside.txt", mapping.getRepoRelativePath(filePath));
}
@Test
public void shouldReturnMappingWhenPathIsRepository() {
IPath workTreePath = getWorkTreePath();
RepositoryMapping mapping = RepositoryMapping.getMapping(workTreePath);
assertNotNull(mapping);
assertEquals(repository, mapping.getRepository());
assertEquals("", mapping.getRepoRelativePath(workTreePath));
}
@Test
public void shouldNotReturnMappingWhenPathIsOutsideRepository() {
IPath workTreePath = getWorkTreePath();
assertNull(RepositoryMapping
.getMapping(new Path("D:/some/made/up/path")));
assertNull(RepositoryMapping.getMapping(new Path("/some/made/up/path")));
assertNull(RepositoryMapping.getMapping(new Path(
"/thereshouldnever/be/something/here")));
if (workTreePath.getDevice() == null)
assertNull(RepositoryMapping.getMapping(workTreePath
.setDevice("C:")));
}
@Test
public void shouldFindRepositoryMappingForRepository() {
RepositoryMapping mapping = RepositoryMapping.findRepositoryMapping(repository);
assertNotNull(mapping);
assertEquals(repository, mapping.getRepository());
}
@Test
public void shouldResolveRelativePathRelativeToContainer() {
IPath projectPath = project.getProject().getLocation();
RepositoryMapping mapping = RepositoryMapping
.create(project.getProject(), new File(".git"));
assertEquals(projectPath.append(".git"),
mapping.getGitDirAbsolutePath());
}
/**
* Tests that a {@link RepositoryMapping} internally uses a relative path if
* at all possible.
*/
@Test
public void shouldResolveAsRelativePath() {
IProject proj = project.getProject();
IPath projectPath = proj.getLocation()
.removeTrailingSeparator();
String gitHereTest = ".git";
String gitTest = "../../.git";
String gitSubdirTest = "foobar/.git";
String gitSubmoduleTest = "../../.git/modules/submodule";
// Construct an absolute path different from the project location:
// should be preserved. upToSegment ensures we don't loose the root
// component.
String gitAbsolute = projectPath.uptoSegment(0)
.append(projectPath.segment(0) + "fake").append(".git")
.toOSString();
String parents = "";
while (projectPath.segmentCount() > 2) {
String pathString = projectPath.toOSString();
assertRepoMappingPath(proj, pathString, gitHereTest, parents);
assertRepoMappingPath(proj, pathString, gitTest, parents);
assertRepoMappingPath(proj, pathString, gitSubdirTest, parents);
assertRepoMappingPath(proj, pathString, gitSubmoduleTest, parents);
assertRepoMappingPath(proj, pathString, gitAbsolute, "");
projectPath = projectPath.removeLastSegments(1);
parents += "../";
}
}
private void assertRepoMappingPath(IProject testProject, String path,
String testDir, String parents) {
String testDirOS = testDir.replace('/', File.separatorChar);
File testFile = new File(testDirOS);
if (!testFile.isAbsolute()) {
testFile = new File(new File(path), testDirOS);
}
RepositoryMapping mapping = RepositoryMapping.create(testProject,
testFile);
assertEquals(parents + testDir,
mapping.getGitDirPath().toPortableString());
}
private IPath getWorkTreePath() {
return new Path(repository.getWorkTree().getAbsolutePath());
}
}
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