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- /*
- * Copyright (C) 2013, Axel Richard <axel.richard@obeo.fr>
- * 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.symlinks;
-
- import static org.junit.Assert.assertEquals;
-
- import java.io.File;
- import java.util.List;
-
- import org.eclipse.jgit.api.Git;
- import org.eclipse.jgit.diff.DiffEntry;
- import org.eclipse.jgit.junit.RepositoryTestCase;
- import org.eclipse.jgit.lib.FileMode;
- import org.eclipse.jgit.lib.Ref;
- import org.eclipse.jgit.revwalk.RevCommit;
- import org.eclipse.jgit.treewalk.FileTreeIterator;
- import org.eclipse.jgit.treewalk.FileTreeIterator.FileEntry;
- import org.eclipse.jgit.treewalk.TreeWalk;
- import org.eclipse.jgit.util.FS;
- import org.eclipse.jgit.util.FileUtils;
- import org.junit.Before;
- import org.junit.Test;
-
- public class SymlinksTest extends RepositoryTestCase {
- @Before
- public void beforeMethod() {
- // If this assumption fails the tests are skipped. When running on a
- // filesystem not supporting symlinks I don't want this tests
- org.junit.Assume.assumeTrue(FS.DETECTED.supportsSymlinks());
- }
-
- /**
- * Steps: 1.Add file 'a' 2.Commit 3.Create branch '1' 4.Replace file 'a' by
- * symlink 'a' 5.Commit 6.Checkout branch '1'
- *
- * The working tree should contain 'a' with FileMode.REGULAR_FILE after the
- * checkout.
- *
- * @throws Exception
- */
- @Test
- public void fileModeTestFileThenSymlink() throws Exception {
- Git git = new Git(db);
- writeTrashFile("a", "Hello world a");
- writeTrashFile("b", "Hello world b");
- git.add().addFilepattern(".").call();
- git.commit().setMessage("add files a & b").call();
- Ref branch_1 = git.branchCreate().setName("branch_1").call();
- git.rm().addFilepattern("a").call();
- FileUtils.createSymLink(new File(db.getWorkTree(), "a"), "b");
- git.add().addFilepattern("a").call();
- git.commit().setMessage("add symlink a").call();
-
- FileEntry entry = new FileTreeIterator.FileEntry(new File(
- db.getWorkTree(), "a"), db.getFS());
- assertEquals(FileMode.SYMLINK, entry.getMode());
-
- git.checkout().setName(branch_1.getName()).call();
-
- entry = new FileTreeIterator.FileEntry(new File(db.getWorkTree(), "a"),
- db.getFS());
- assertEquals(FileMode.REGULAR_FILE, entry.getMode());
- }
-
- /**
- * Steps: 1.Add symlink 'a' 2.Commit 3.Create branch '1' 4.Replace symlink
- * 'a' by file 'a' 5.Commit 6.Checkout branch '1'
- *
- * The working tree should contain 'a' with FileMode.SYMLINK after the
- * checkout.
- *
- * @throws Exception
- */
- @Test
- public void fileModeTestSymlinkThenFile() throws Exception {
- Git git = new Git(db);
- writeTrashFile("b", "Hello world b");
- FileUtils.createSymLink(new File(db.getWorkTree(), "a"), "b");
- git.add().addFilepattern(".").call();
- git.commit().setMessage("add file b & symlink a").call();
- Ref branch_1 = git.branchCreate().setName("branch_1").call();
- git.rm().addFilepattern("a").call();
- writeTrashFile("a", "Hello world a");
- git.add().addFilepattern("a").call();
- git.commit().setMessage("add file a").call();
-
- FileEntry entry = new FileTreeIterator.FileEntry(new File(
- db.getWorkTree(), "a"), db.getFS());
- assertEquals(FileMode.REGULAR_FILE, entry.getMode());
-
- git.checkout().setName(branch_1.getName()).call();
-
- entry = new FileTreeIterator.FileEntry(new File(db.getWorkTree(), "a"),
- db.getFS());
- assertEquals(FileMode.SYMLINK, entry.getMode());
- }
-
- /**
- * Steps: 1.Add folder 'a' 2.Commit 3.Create branch '1' 4.Replace folder 'a'
- * by symlink 'a' 5.Commit 6.Checkout branch '1'
- *
- * The working tree should contain 'a' with FileMode.TREE after the
- * checkout.
- *
- * @throws Exception
- */
- @Test
- public void fileModeTestFolderThenSymlink() throws Exception {
- Git git = new Git(db);
- FileUtils.mkdirs(new File(db.getWorkTree(), "a"));
- writeTrashFile("a/b", "Hello world b");
- writeTrashFile("c", "Hello world c");
- git.add().addFilepattern(".").call();
- git.commit().setMessage("add folder a").call();
- Ref branch_1 = git.branchCreate().setName("branch_1").call();
- git.rm().addFilepattern("a").call();
- FileUtils.createSymLink(new File(db.getWorkTree(), "a"), "c");
- git.add().addFilepattern("a").call();
- git.commit().setMessage("add symlink a").call();
-
- FileEntry entry = new FileTreeIterator.FileEntry(new File(
- db.getWorkTree(), "a"), db.getFS());
- assertEquals(FileMode.SYMLINK, entry.getMode());
-
- git.checkout().setName(branch_1.getName()).call();
-
- entry = new FileTreeIterator.FileEntry(new File(db.getWorkTree(), "a"),
- db.getFS());
- assertEquals(FileMode.TREE, entry.getMode());
- }
-
- /**
- * Steps: 1.Add symlink 'a' 2.Commit 3.Create branch '1' 4.Replace symlink
- * 'a' by folder 'a' 5.Commit 6.Checkout branch '1'
- *
- * The working tree should contain 'a' with FileMode.SYMLINK after the
- * checkout.
- *
- * @throws Exception
- */
- @Test
- public void fileModeTestSymlinkThenFolder() throws Exception {
- Git git = new Git(db);
- writeTrashFile("c", "Hello world c");
- FileUtils.createSymLink(new File(db.getWorkTree(), "a"), "c");
- git.add().addFilepattern(".").call();
- git.commit().setMessage("add symlink a").call();
- Ref branch_1 = git.branchCreate().setName("branch_1").call();
- git.rm().addFilepattern("a").call();
- FileUtils.mkdirs(new File(db.getWorkTree(), "a"));
- writeTrashFile("a/b", "Hello world b");
- git.add().addFilepattern("a").call();
- git.commit().setMessage("add folder a").call();
-
- FileEntry entry = new FileTreeIterator.FileEntry(new File(
- db.getWorkTree(), "a"), db.getFS());
- assertEquals(FileMode.TREE, entry.getMode());
-
- git.checkout().setName(branch_1.getName()).call();
-
- entry = new FileTreeIterator.FileEntry(new File(db.getWorkTree(), "a"),
- db.getFS());
- assertEquals(FileMode.SYMLINK, entry.getMode());
- }
-
- /**
- * Steps: 1.Add file 'b' 2.Commit 3.Create branch '1' 4.Add symlink 'a'
- * 5.Commit 6.Checkout branch '1'
- *
- * The working tree should not contain 'a' -> FileMode.MISSING after the
- * checkout.
- *
- * @throws Exception
- */
- @Test
- public void fileModeTestMissingThenSymlink() throws Exception {
- Git git = new Git(db);
- writeTrashFile("b", "Hello world b");
- git.add().addFilepattern(".").call();
- RevCommit commit1 = git.commit().setMessage("add file b").call();
- Ref branch_1 = git.branchCreate().setName("branch_1").call();
- FileUtils.createSymLink(new File(db.getWorkTree(), "a"), "b");
- git.add().addFilepattern("a").call();
- RevCommit commit2 = git.commit().setMessage("add symlink a").call();
-
- git.checkout().setName(branch_1.getName()).call();
-
- TreeWalk tw = new TreeWalk(db);
- tw.addTree(commit1.getTree());
- tw.addTree(commit2.getTree());
- List<DiffEntry> scan = DiffEntry.scan(tw);
- assertEquals(1, scan.size());
- assertEquals(FileMode.SYMLINK, scan.get(0).getNewMode());
- assertEquals(FileMode.MISSING, scan.get(0).getOldMode());
- }
-
- /**
- * Steps: 1.Add symlink 'a' 2.Commit 3.Create branch '1' 4.Delete symlink
- * 'a' 5.Commit 6.Checkout branch '1'
- *
- * The working tree should contain 'a' with FileMode.SYMLINK after the
- * checkout.
- *
- * @throws Exception
- */
- @Test
- public void fileModeTestSymlinkThenMissing() throws Exception {
- Git git = new Git(db);
- writeTrashFile("b", "Hello world b");
- FileUtils.createSymLink(new File(db.getWorkTree(), "a"), "b");
- git.add().addFilepattern(".").call();
- RevCommit commit1 = git.commit().setMessage("add file b & symlink a")
- .call();
- Ref branch_1 = git.branchCreate().setName("branch_1").call();
- git.rm().addFilepattern("a").call();
- RevCommit commit2 = git.commit().setMessage("delete symlink a").call();
-
- git.checkout().setName(branch_1.getName()).call();
-
- TreeWalk tw = new TreeWalk(db);
- tw.addTree(commit1.getTree());
- tw.addTree(commit2.getTree());
- List<DiffEntry> scan = DiffEntry.scan(tw);
- assertEquals(1, scan.size());
- assertEquals(FileMode.MISSING, scan.get(0).getNewMode());
- assertEquals(FileMode.SYMLINK, scan.get(0).getOldMode());
- }
- }
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