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- /*
- * Copyright (C) 2007, Dave Watson <dwatson@mimvista.com>
- * Copyright (C) 2008-2011, Shawn O. Pearce <spearce@spearce.org>
- * Copyright (C) 2008-2011, Robin Rosenberg <robin.rosenberg@dewire.com>
- * Copyright (C) 2010-2011, Christian Halstrick <christian.halstrick@sap.com>
- * 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.lib;
-
- import static org.junit.Assert.assertArrayEquals;
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertNotNull;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.fail;
-
- import java.io.File;
- import java.io.FileInputStream;
- import java.io.IOException;
- import java.util.Arrays;
- import java.util.HashMap;
- import java.util.List;
- import java.util.Map;
-
- import org.eclipse.jgit.api.CheckoutCommand;
- import org.eclipse.jgit.api.CheckoutResult;
- import org.eclipse.jgit.api.Git;
- import org.eclipse.jgit.api.MergeResult.MergeStatus;
- import org.eclipse.jgit.api.ResetCommand.ResetType;
- import org.eclipse.jgit.api.Status;
- import org.eclipse.jgit.api.errors.GitAPIException;
- import org.eclipse.jgit.api.errors.NoFilepatternException;
- import org.eclipse.jgit.dircache.DirCache;
- import org.eclipse.jgit.dircache.DirCacheCheckout;
- import org.eclipse.jgit.dircache.DirCacheEditor;
- import org.eclipse.jgit.dircache.DirCacheEditor.PathEdit;
- import org.eclipse.jgit.dircache.DirCacheEntry;
- import org.eclipse.jgit.errors.CheckoutConflictException;
- import org.eclipse.jgit.errors.CorruptObjectException;
- import org.eclipse.jgit.errors.NoWorkTreeException;
- import org.eclipse.jgit.junit.RepositoryTestCase;
- import org.eclipse.jgit.revwalk.RevCommit;
- import org.eclipse.jgit.treewalk.FileTreeIterator;
- import org.eclipse.jgit.treewalk.TreeWalk;
- import org.eclipse.jgit.util.FS;
- import org.junit.Test;
-
- public class DirCacheCheckoutTest extends RepositoryTestCase {
- private DirCacheCheckout dco;
- protected ObjectId theHead;
- protected ObjectId theMerge;
- private DirCache dirCache;
-
- private void prescanTwoTrees(ObjectId head, ObjectId merge)
- throws IllegalStateException, IOException {
- DirCache dc = db.lockDirCache();
- try {
- dco = new DirCacheCheckout(db, head, dc, merge);
- dco.preScanTwoTrees();
- } finally {
- dc.unlock();
- }
- }
-
- private void checkout() throws IOException {
- DirCache dc = db.lockDirCache();
- try {
- dco = new DirCacheCheckout(db, theHead, dc, theMerge);
- dco.checkout();
- } finally {
- dc.unlock();
- }
- }
-
- private List<String> getRemoved() {
- return dco.getRemoved();
- }
-
- private Map<String, ObjectId> getUpdated() {
- return dco.getUpdated();
- }
-
- private List<String> getConflicts() {
- return dco.getConflicts();
- }
-
- private static HashMap<String, String> mk(String a) {
- return mkmap(a, a);
- }
-
- private static HashMap<String, String> mkmap(String... args) {
- if ((args.length % 2) > 0)
- throw new IllegalArgumentException("needs to be pairs");
-
- HashMap<String, String> map = new HashMap<String, String>();
- for (int i = 0; i < args.length; i += 2) {
- map.put(args[i], args[i + 1]);
- }
-
- return map;
- }
-
- @Test
- public void testResetHard() throws IOException, NoFilepatternException,
- GitAPIException {
- Git git = new Git(db);
- writeTrashFile("f", "f()");
- writeTrashFile("D/g", "g()");
- git.add().addFilepattern(".").call();
- git.commit().setMessage("inital").call();
- assertIndex(mkmap("f", "f()", "D/g", "g()"));
-
- git.branchCreate().setName("topic").call();
-
- writeTrashFile("f", "f()\nmaster");
- writeTrashFile("D/g", "g()\ng2()");
- writeTrashFile("E/h", "h()");
- git.add().addFilepattern(".").call();
- RevCommit master = git.commit().setMessage("master-1").call();
- assertIndex(mkmap("f", "f()\nmaster", "D/g", "g()\ng2()", "E/h", "h()"));
-
- checkoutBranch("refs/heads/topic");
- assertIndex(mkmap("f", "f()", "D/g", "g()"));
-
- writeTrashFile("f", "f()\nside");
- assertTrue(new File(db.getWorkTree(), "D/g").delete());
- writeTrashFile("G/i", "i()");
- git.add().addFilepattern(".").call();
- git.add().addFilepattern(".").setUpdate(true).call();
- RevCommit topic = git.commit().setMessage("topic-1").call();
- assertIndex(mkmap("f", "f()\nside", "G/i", "i()"));
-
- writeTrashFile("untracked", "untracked");
-
- resetHard(master);
- assertIndex(mkmap("f", "f()\nmaster", "D/g", "g()\ng2()", "E/h", "h()"));
- resetHard(topic);
- assertIndex(mkmap("f", "f()\nside", "G/i", "i()"));
- assertWorkDir(mkmap("f", "f()\nside", "G/i", "i()", "untracked",
- "untracked"));
-
- assertEquals(MergeStatus.CONFLICTING, git.merge().include(master)
- .call().getMergeStatus());
- assertEquals(
- "[D/g, mode:100644, stage:1][D/g, mode:100644, stage:3][E/h, mode:100644][G/i, mode:100644][f, mode:100644, stage:1][f, mode:100644, stage:2][f, mode:100644, stage:3]",
- indexState(0));
-
- resetHard(master);
- assertIndex(mkmap("f", "f()\nmaster", "D/g", "g()\ng2()", "E/h", "h()"));
- assertWorkDir(mkmap("f", "f()\nmaster", "D/g", "g()\ng2()", "E/h",
- "h()", "untracked", "untracked"));
- }
-
- /**
- * Reset hard from unclean condition.
- * <p>
- * WorkDir: Empty <br/>
- * Index: f/g <br/>
- * Merge: x
- *
- * @throws Exception
- */
- @Test
- public void testResetHardFromIndexEntryWithoutFileToTreeWithoutFile()
- throws Exception {
- Git git = new Git(db);
- writeTrashFile("x", "x");
- git.add().addFilepattern("x").call();
- RevCommit id1 = git.commit().setMessage("c1").call();
-
- writeTrashFile("f/g", "f/g");
- git.rm().addFilepattern("x").call();
- git.add().addFilepattern("f/g").call();
- git.commit().setMessage("c2").call();
- deleteTrashFile("f/g");
- deleteTrashFile("f");
-
- // The actual test
- git.reset().setMode(ResetType.HARD).setRef(id1.getName()).call();
- assertIndex(mkmap("x", "x"));
- }
-
- private DirCacheCheckout resetHard(RevCommit commit)
- throws NoWorkTreeException,
- CorruptObjectException, IOException {
- DirCacheCheckout dc;
- dc = new DirCacheCheckout(db, null, db.lockDirCache(),
- commit.getTree());
- dc.setFailOnConflict(true);
- assertTrue(dc.checkout());
- return dc;
- }
-
- private void assertIndex(HashMap<String, String> i)
- throws CorruptObjectException, IOException {
- String expectedValue;
- String path;
- DirCache read = DirCache.read(db.getIndexFile(), db.getFS());
-
- assertEquals("Index has not the right size.", i.size(),
- read.getEntryCount());
- for (int j = 0; j < read.getEntryCount(); j++) {
- path = read.getEntry(j).getPathString();
- expectedValue = i.get(path);
- assertNotNull("found unexpected entry for path " + path
- + " in index", expectedValue);
- assertTrue("unexpected content for path " + path
- + " in index. Expected: <" + expectedValue + ">",
- Arrays.equals(db.open(read.getEntry(j).getObjectId())
- .getCachedBytes(), i.get(path).getBytes()));
- }
- }
-
- @Test
- public void testRules1thru3_NoIndexEntry() throws IOException {
- ObjectId head = buildTree(mk("foo"));
- TreeWalk tw = TreeWalk.forPath(db, "foo", head);
- ObjectId objectId = tw.getObjectId(0);
- ObjectId merge = db.newObjectInserter().insert(Constants.OBJ_TREE,
- new byte[0]);
-
- prescanTwoTrees(head, merge);
-
- assertTrue(getRemoved().contains("foo"));
-
- prescanTwoTrees(merge, head);
-
- assertEquals(objectId, getUpdated().get("foo"));
-
- merge = buildTree(mkmap("foo", "a"));
- tw = TreeWalk.forPath(db, "foo", merge);
-
- prescanTwoTrees(head, merge);
-
- assertConflict("foo");
- }
-
- void setupCase(HashMap<String, String> headEntries, HashMap<String, String> mergeEntries, HashMap<String, String> indexEntries) throws IOException {
- theHead = buildTree(headEntries);
- theMerge = buildTree(mergeEntries);
- buildIndex(indexEntries);
- }
-
- private void buildIndex(HashMap<String, String> indexEntries) throws IOException {
- dirCache = new DirCache(db.getIndexFile(), db.getFS());
- if (indexEntries != null) {
- assertTrue(dirCache.lock());
- DirCacheEditor editor = dirCache.editor();
- for (java.util.Map.Entry<String,String> e : indexEntries.entrySet()) {
- writeTrashFile(e.getKey(), e.getValue());
- ObjectInserter inserter = db.newObjectInserter();
- final ObjectId id = inserter.insert(Constants.OBJ_BLOB,
- Constants.encode(e.getValue()));
- editor.add(new DirCacheEditor.DeletePath(e.getKey()));
- editor.add(new DirCacheEditor.PathEdit(e.getKey()) {
- @Override
- public void apply(DirCacheEntry ent) {
- ent.setFileMode(FileMode.REGULAR_FILE);
- ent.setObjectId(id);
- ent.setUpdateNeeded(false);
- }
- });
- }
- assertTrue(editor.commit());
- }
-
- }
-
- static final class AddEdit extends PathEdit {
-
- private final ObjectId data;
-
- private final long length;
-
- public AddEdit(String entryPath, ObjectId data, long length) {
- super(entryPath);
- this.data = data;
- this.length = length;
- }
-
- @Override
- public void apply(DirCacheEntry ent) {
- ent.setFileMode(FileMode.REGULAR_FILE);
- ent.setLength(length);
- ent.setObjectId(data);
- }
-
- }
-
- private ObjectId buildTree(HashMap<String, String> headEntries)
- throws IOException {
- DirCache lockDirCache = DirCache.newInCore();
- // assertTrue(lockDirCache.lock());
- DirCacheEditor editor = lockDirCache.editor();
- if (headEntries != null) {
- for (java.util.Map.Entry<String, String> e : headEntries.entrySet()) {
- AddEdit addEdit = new AddEdit(e.getKey(),
- genSha1(e.getValue()), e.getValue().length());
- editor.add(addEdit);
- }
- }
- editor.finish();
- return lockDirCache.writeTree(db.newObjectInserter());
- }
-
- ObjectId genSha1(String data) {
- ObjectInserter w = db.newObjectInserter();
- try {
- ObjectId id = w.insert(Constants.OBJ_BLOB, data.getBytes());
- w.flush();
- return id;
- } catch (IOException e) {
- fail(e.toString());
- } finally {
- w.release();
- }
- return null;
- }
-
- protected void go() throws IllegalStateException, IOException {
- prescanTwoTrees(theHead, theMerge);
- }
-
- @Test
- public void testRules4thru13_IndexEntryNotInHead() throws IOException {
- // rules 4 and 5
- HashMap<String, String> idxMap;
-
- idxMap = new HashMap<String, String>();
- idxMap.put("foo", "foo");
- setupCase(null, null, idxMap);
- go();
-
- assertTrue(getUpdated().isEmpty());
- assertTrue(getRemoved().isEmpty());
- assertTrue(getConflicts().isEmpty());
-
- // rules 6 and 7
- idxMap = new HashMap<String, String>();
- idxMap.put("foo", "foo");
- setupCase(null, idxMap, idxMap);
- go();
-
- assertAllEmpty();
-
- // rules 8 and 9
- HashMap<String, String> mergeMap;
- mergeMap = new HashMap<String, String>();
-
- mergeMap.put("foo", "merge");
- setupCase(null, mergeMap, idxMap);
- go();
-
- assertTrue(getUpdated().isEmpty());
- assertTrue(getRemoved().isEmpty());
- assertTrue(getConflicts().contains("foo"));
-
- // rule 10
-
- HashMap<String, String> headMap = new HashMap<String, String>();
- headMap.put("foo", "foo");
- setupCase(headMap, null, idxMap);
- go();
-
- assertTrue(getRemoved().contains("foo"));
- assertTrue(getUpdated().isEmpty());
- assertTrue(getConflicts().isEmpty());
-
- // rule 11
- setupCase(headMap, null, idxMap);
- assertTrue(new File(trash, "foo").delete());
- writeTrashFile("foo", "bar");
- db.readDirCache().getEntry(0).setUpdateNeeded(true);
- go();
-
- assertTrue(getRemoved().isEmpty());
- assertTrue(getUpdated().isEmpty());
- assertTrue(getConflicts().contains("foo"));
-
- // rule 12 & 13
- headMap.put("foo", "head");
- setupCase(headMap, null, idxMap);
- go();
-
- assertTrue(getRemoved().isEmpty());
- assertTrue(getUpdated().isEmpty());
- assertTrue(getConflicts().contains("foo"));
-
- // rules 14 & 15
- setupCase(headMap, headMap, idxMap);
- go();
-
- assertAllEmpty();
-
- // rules 16 & 17
- setupCase(headMap, mergeMap, idxMap); go();
- assertTrue(getConflicts().contains("foo"));
-
- // rules 18 & 19
- setupCase(headMap, idxMap, idxMap); go();
- assertAllEmpty();
-
- // rule 20
- setupCase(idxMap, mergeMap, idxMap); go();
- assertTrue(getUpdated().containsKey("foo"));
-
- // rules 21
- setupCase(idxMap, mergeMap, idxMap);
- assertTrue(new File(trash, "foo").delete());
- writeTrashFile("foo", "bar");
- db.readDirCache().getEntry(0).setUpdateNeeded(true);
- go();
- assertTrue(getConflicts().contains("foo"));
- }
-
- private void assertAllEmpty() {
- assertTrue(getRemoved().isEmpty());
- assertTrue(getUpdated().isEmpty());
- assertTrue(getConflicts().isEmpty());
- }
-
- /*-
- * Directory/File Conflict cases:
- * It's entirely possible that in practice a number of these may be equivalent
- * to the cases described in git-read-tree.txt. As long as it does the right thing,
- * that's all I care about. These are basically reverse-engineered from
- * what git currently does. If there are tests for these in git, it's kind of
- * hard to track them all down...
- *
- * H I M Clean H==M H==I I==M Result
- * ------------------------------------------------------------------
- *1 D D F Y N Y N Update
- *2 D D F N N Y N Conflict
- *3 D F D Y N N Keep
- *4 D F D N N N Conflict
- *5 D F F Y N N Y Keep
- *5b D F F Y N N N Conflict
- *6 D F F N N N Y Keep
- *6b D F F N N N N Conflict
- *7 F D F Y Y N N Update
- *8 F D F N Y N N Conflict
- *9 F D F Y N N N Update
- *10 F D D N N Y Keep
- *11 F D D N N N Conflict
- *12 F F D Y N Y N Update
- *13 F F D N N Y N Conflict
- *14 F F D N N N Conflict
- *15 0 F D N N N Conflict
- *16 0 D F Y N N N Update
- *17 0 D F N N N Conflict
- *18 F 0 D Update
- *19 D 0 F Update
- */
- @Test
- public void testDirectoryFileSimple() throws IOException {
- ObjectId treeDF = buildTree(mkmap("DF", "DF"));
- ObjectId treeDFDF = buildTree(mkmap("DF/DF", "DF/DF"));
- buildIndex(mkmap("DF", "DF"));
-
- prescanTwoTrees(treeDF, treeDFDF);
-
- assertTrue(getRemoved().contains("DF"));
- assertTrue(getUpdated().containsKey("DF/DF"));
-
- recursiveDelete(new File(trash, "DF"));
- buildIndex(mkmap("DF/DF", "DF/DF"));
-
- prescanTwoTrees(treeDFDF, treeDF);
- assertTrue(getRemoved().contains("DF/DF"));
- assertTrue(getUpdated().containsKey("DF"));
- }
-
- @Test
- public void testDirectoryFileConflicts_1() throws Exception {
- // 1
- doit(mk("DF/DF"), mk("DF"), mk("DF/DF"));
- assertNoConflicts();
- assertUpdated("DF");
- assertRemoved("DF/DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_2() throws Exception {
- // 2
- setupCase(mk("DF/DF"), mk("DF"), mk("DF/DF"));
- writeTrashFile("DF/DF", "different");
- go();
- assertConflict("DF/DF");
-
- }
-
- @Test
- public void testDirectoryFileConflicts_3() throws Exception {
- // 3
- doit(mk("DF/DF"), mk("DF/DF"), mk("DF"));
- assertNoConflicts();
- }
-
- @Test
- public void testDirectoryFileConflicts_4() throws Exception {
- // 4 (basically same as 3, just with H and M different)
- doit(mk("DF/DF"), mkmap("DF/DF", "foo"), mk("DF"));
- assertConflict("DF/DF");
-
- }
-
- @Test
- public void testDirectoryFileConflicts_5() throws Exception {
- // 5
- doit(mk("DF/DF"), mk("DF"), mk("DF"));
- assertRemoved("DF/DF");
- assertEquals(0, dco.getConflicts().size());
- assertEquals(0, dco.getUpdated().size());
- }
-
- @Test
- public void testDirectoryFileConflicts_5b() throws Exception {
- // 5
- doit(mk("DF/DF"), mkmap("DF", "different"), mk("DF"));
- assertRemoved("DF/DF");
- assertConflict("DF");
- assertEquals(0, dco.getUpdated().size());
- }
-
- @Test
- public void testDirectoryFileConflicts_6() throws Exception {
- // 6
- setupCase(mk("DF/DF"), mk("DF"), mk("DF"));
- writeTrashFile("DF", "different");
- go();
- assertRemoved("DF/DF");
- assertEquals(0, dco.getConflicts().size());
- assertEquals(0, dco.getUpdated().size());
- }
-
- @Test
- public void testDirectoryFileConflicts_6b() throws Exception {
- // 6
- setupCase(mk("DF/DF"), mk("DF"), mkmap("DF", "different"));
- writeTrashFile("DF", "again different");
- go();
- assertRemoved("DF/DF");
- assertConflict("DF");
- assertEquals(0, dco.getUpdated().size());
- }
-
- @Test
- public void testDirectoryFileConflicts_7() throws Exception {
- // 7
- doit(mk("DF"), mk("DF"), mk("DF/DF"));
- assertUpdated("DF");
- assertRemoved("DF/DF");
-
- cleanUpDF();
- setupCase(mk("DF/DF"), mk("DF/DF"), mk("DF/DF/DF/DF/DF"));
- go();
- assertRemoved("DF/DF/DF/DF/DF");
- assertUpdated("DF/DF");
-
- cleanUpDF();
- setupCase(mk("DF/DF"), mk("DF/DF"), mk("DF/DF/DF/DF/DF"));
- writeTrashFile("DF/DF/DF/DF/DF", "diff");
- go();
- assertConflict("DF/DF/DF/DF/DF");
-
- // assertUpdated("DF/DF");
- // Why do we expect an update on DF/DF. H==M,
- // H&M are files and index contains a dir, index
- // is dirty: that case is not in the table but
- // we cannot update DF/DF to a file, this would
- // require that we delete DF/DF/DF/DF/DF in workdir
- // throwing away unsaved contents.
- // This test would fail in DirCacheCheckoutTests.
- }
-
- @Test
- public void testDirectoryFileConflicts_8() throws Exception {
- // 8
- setupCase(mk("DF"), mk("DF"), mk("DF/DF"));
- recursiveDelete(new File(db.getWorkTree(), "DF"));
- writeTrashFile("DF", "xy");
- go();
- assertConflict("DF/DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_9() throws Exception {
- // 9
- doit(mkmap("DF", "QP"), mkmap("DF", "QP"), mkmap("DF/DF", "DF/DF"));
- assertRemoved("DF/DF");
- assertUpdated("DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_10() throws Exception {
- // 10
- cleanUpDF();
- doit(mk("DF"), mk("DF/DF"), mk("DF/DF"));
- assertNoConflicts();
- }
-
- @Test
- public void testDirectoryFileConflicts_11() throws Exception {
- // 11
- doit(mk("DF"), mk("DF/DF"), mkmap("DF/DF", "asdf"));
- assertConflict("DF/DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_12() throws Exception {
- // 12
- cleanUpDF();
- doit(mk("DF"), mk("DF/DF"), mk("DF"));
- assertRemoved("DF");
- assertUpdated("DF/DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_13() throws Exception {
- // 13
- cleanUpDF();
- setupCase(mk("DF"), mk("DF/DF"), mk("DF"));
- writeTrashFile("DF", "asdfsdf");
- go();
- assertConflict("DF");
- assertUpdated("DF/DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_14() throws Exception {
- // 14
- cleanUpDF();
- doit(mk("DF"), mk("DF/DF"), mkmap("DF", "Foo"));
- assertConflict("DF");
- assertUpdated("DF/DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_15() throws Exception {
- // 15
- doit(mkmap(), mk("DF/DF"), mk("DF"));
-
- // This test would fail in DirCacheCheckoutTests. I think this test is wrong,
- // it should check for conflicts according to rule 15
- // assertRemoved("DF");
-
- assertUpdated("DF/DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_15b() throws Exception {
- // 15, take 2, just to check multi-leveled
- doit(mkmap(), mk("DF/DF/DF/DF"), mk("DF"));
-
- // I think this test is wrong, it should
- // check for conflicts according to rule 15
- // This test would fail in DirCacheCheckouts
- // assertRemoved("DF");
-
- assertUpdated("DF/DF/DF/DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_16() throws Exception {
- // 16
- cleanUpDF();
- doit(mkmap(), mk("DF"), mk("DF/DF/DF"));
- assertRemoved("DF/DF/DF");
- assertUpdated("DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_17() throws Exception {
- // 17
- cleanUpDF();
- setupCase(mkmap(), mk("DF"), mk("DF/DF/DF"));
- writeTrashFile("DF/DF/DF", "asdf");
- go();
- assertConflict("DF/DF/DF");
-
- // Why do we expect an update on DF. If we really update
- // DF and update also the working tree we would have to
- // overwrite a dirty file in the work-tree DF/DF/DF
- // This test would fail in DirCacheCheckout
- // assertUpdated("DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_18() throws Exception {
- // 18
- cleanUpDF();
- doit(mk("DF/DF"), mk("DF/DF/DF/DF"), null);
- assertRemoved("DF/DF");
- assertUpdated("DF/DF/DF/DF");
- }
-
- @Test
- public void testDirectoryFileConflicts_19() throws Exception {
- // 19
- cleanUpDF();
- doit(mk("DF/DF/DF/DF"), mk("DF/DF/DF"), null);
- assertRemoved("DF/DF/DF/DF");
- assertUpdated("DF/DF/DF");
- }
-
- protected void cleanUpDF() throws Exception {
- tearDown();
- setUp();
- recursiveDelete(new File(trash, "DF"));
- }
-
- protected void assertConflict(String s) {
- assertTrue(getConflicts().contains(s));
- }
-
- protected void assertUpdated(String s) {
- assertTrue(getUpdated().containsKey(s));
- }
-
- protected void assertRemoved(String s) {
- assertTrue(getRemoved().contains(s));
- }
-
- protected void assertNoConflicts() {
- assertTrue(getConflicts().isEmpty());
- }
-
- protected void doit(HashMap<String, String> h, HashMap<String, String> m, HashMap<String, String> i)
- throws IOException {
- setupCase(h, m, i);
- go();
- }
-
- @Test
- public void testUntrackedConflicts() throws IOException {
- setupCase(null, mk("foo"), null);
- writeTrashFile("foo", "foo");
- go();
-
- // test that we don't overwrite untracked files when there is a HEAD
- recursiveDelete(new File(trash, "foo"));
- setupCase(mk("other"), mkmap("other", "other", "foo", "foo"),
- mk("other"));
- writeTrashFile("foo", "bar");
- try {
- checkout();
- fail("didn't get the expected exception");
- } catch (CheckoutConflictException e) {
- assertConflict("foo");
- assertWorkDir(mkmap("foo", "bar", "other", "other"));
- assertIndex(mk("other"));
- }
-
- // test that we don't overwrite untracked files when there is no HEAD
- recursiveDelete(new File(trash, "other"));
- recursiveDelete(new File(trash, "foo"));
- setupCase(null, mk("foo"), null);
- writeTrashFile("foo", "bar");
- try {
- checkout();
- fail("didn't get the expected exception");
- } catch (CheckoutConflictException e) {
- assertConflict("foo");
- assertWorkDir(mkmap("foo", "bar"));
- assertIndex(mkmap("other", "other"));
- }
-
- // TODO: Why should we expect conflicts here?
- // H and M are empty and according to rule #5 of
- // the carry-over rules a dirty index is no reason
- // for a conflict. (I also feel it should be a
- // conflict because we are going to overwrite
- // unsaved content in the working tree
- // This test would fail in DirCacheCheckoutTest
- // assertConflict("foo");
-
- recursiveDelete(new File(trash, "foo"));
- recursiveDelete(new File(trash, "other"));
- setupCase(null, mk("foo"), null);
- writeTrashFile("foo/bar/baz", "");
- writeTrashFile("foo/blahblah", "");
- go();
-
- assertConflict("foo");
- assertConflict("foo/bar/baz");
- assertConflict("foo/blahblah");
-
- recursiveDelete(new File(trash, "foo"));
-
- setupCase(mkmap("foo/bar", "", "foo/baz", ""),
- mk("foo"), mkmap("foo/bar", "", "foo/baz", ""));
- assertTrue(new File(trash, "foo/bar").exists());
- go();
-
- assertNoConflicts();
- }
-
- @Test
- public void testCloseNameConflictsX0() throws IOException {
- setupCase(mkmap("a/a", "a/a-c"), mkmap("a/a","a/a", "b.b/b.b","b.b/b.bs"), mkmap("a/a", "a/a-c") );
- checkout();
- assertIndex(mkmap("a/a", "a/a", "b.b/b.b", "b.b/b.bs"));
- assertWorkDir(mkmap("a/a", "a/a", "b.b/b.b", "b.b/b.bs"));
- go();
- assertIndex(mkmap("a/a", "a/a", "b.b/b.b", "b.b/b.bs"));
- assertWorkDir(mkmap("a/a", "a/a", "b.b/b.b", "b.b/b.bs"));
- assertNoConflicts();
- }
-
- @Test
- public void testCloseNameConflicts1() throws IOException {
- setupCase(mkmap("a/a", "a/a-c"), mkmap("a/a","a/a", "a.a/a.a","a.a/a.a"), mkmap("a/a", "a/a-c") );
- checkout();
- assertIndex(mkmap("a/a", "a/a", "a.a/a.a", "a.a/a.a"));
- assertWorkDir(mkmap("a/a", "a/a", "a.a/a.a", "a.a/a.a"));
- go();
- assertIndex(mkmap("a/a", "a/a", "a.a/a.a", "a.a/a.a"));
- assertWorkDir(mkmap("a/a", "a/a", "a.a/a.a", "a.a/a.a"));
- assertNoConflicts();
- }
-
- @Test
- public void testCheckoutHierarchy() throws IOException {
- setupCase(
- mkmap("a", "a", "b/c", "b/c", "d", "d", "e/f", "e/f", "e/g",
- "e/g"),
- mkmap("a", "a2", "b/c", "b/c", "d", "d", "e/f", "e/f", "e/g",
- "e/g2"),
- mkmap("a", "a", "b/c", "b/c", "d", "d", "e/f", "e/f", "e/g",
- "e/g3"));
- try {
- checkout();
- } catch (CheckoutConflictException e) {
- assertWorkDir(mkmap("a", "a", "b/c", "b/c", "d", "d", "e/f",
- "e/f", "e/g", "e/g3"));
- assertConflict("e/g");
- }
- }
-
- @Test
- public void testCheckoutOutChanges() throws IOException {
- setupCase(mk("foo"), mk("foo/bar"), mk("foo"));
- checkout();
- assertIndex(mk("foo/bar"));
- assertWorkDir(mk("foo/bar"));
-
- assertFalse(new File(trash, "foo").isFile());
- assertTrue(new File(trash, "foo/bar").isFile());
- recursiveDelete(new File(trash, "foo"));
-
- assertWorkDir(mkmap());
-
- setupCase(mk("foo/bar"), mk("foo"), mk("foo/bar"));
- checkout();
-
- assertIndex(mk("foo"));
- assertWorkDir(mk("foo"));
-
- assertFalse(new File(trash, "foo/bar").isFile());
- assertTrue(new File(trash, "foo").isFile());
-
- setupCase(mk("foo"), mkmap("foo", "qux"), mkmap("foo", "bar"));
-
- assertIndex(mkmap("foo", "bar"));
- assertWorkDir(mkmap("foo", "bar"));
-
- try {
- checkout();
- fail("did not throw exception");
- } catch (CheckoutConflictException e) {
- assertIndex(mkmap("foo", "bar"));
- assertWorkDir(mkmap("foo", "bar"));
- }
- }
-
- @Test
- public void testCheckoutOutChangesAutoCRLFfalse() throws IOException {
- setupCase(mk("foo"), mkmap("foo/bar", "foo\nbar"), mk("foo"));
- checkout();
- assertIndex(mkmap("foo/bar", "foo\nbar"));
- assertWorkDir(mkmap("foo/bar", "foo\nbar"));
- }
-
- @Test
- public void testCheckoutOutChangesAutoCRLFInput() throws IOException {
- setupCase(mk("foo"), mkmap("foo/bar", "foo\nbar"), mk("foo"));
- db.getConfig().setString("core", null, "autocrlf", "input");
- checkout();
- assertIndex(mkmap("foo/bar", "foo\nbar"));
- assertWorkDir(mkmap("foo/bar", "foo\nbar"));
- }
-
- @Test
- public void testCheckoutOutChangesAutoCRLFtrue() throws IOException {
- setupCase(mk("foo"), mkmap("foo/bar", "foo\nbar"), mk("foo"));
- db.getConfig().setString("core", null, "autocrlf", "true");
- checkout();
- assertIndex(mkmap("foo/bar", "foo\nbar"));
- assertWorkDir(mkmap("foo/bar", "foo\r\nbar"));
- }
-
- @Test
- public void testCheckoutOutChangesAutoCRLFtrueBinary() throws IOException {
- setupCase(mk("foo"), mkmap("foo/bar", "foo\nb\u0000ar"), mk("foo"));
- db.getConfig().setString("core", null, "autocrlf", "true");
- checkout();
- assertIndex(mkmap("foo/bar", "foo\nb\u0000ar"));
- assertWorkDir(mkmap("foo/bar", "foo\nb\u0000ar"));
- }
-
- @Test
- public void testCheckoutUncachedChanges() throws IOException {
- setupCase(mk("foo"), mk("foo"), mk("foo"));
- writeTrashFile("foo", "otherData");
- checkout();
- assertIndex(mk("foo"));
- assertWorkDir(mkmap("foo", "otherData"));
- assertTrue(new File(trash, "foo").isFile());
- }
-
- @Test
- public void testDontOverwriteDirtyFile() throws IOException {
- setupCase(mk("foo"), mk("other"), mk("foo"));
- writeTrashFile("foo", "different");
- try {
- checkout();
- fail("Didn't got the expected conflict");
- } catch (CheckoutConflictException e) {
- assertIndex(mk("foo"));
- assertWorkDir(mkmap("foo", "different"));
- assertEquals(Arrays.asList("foo"), getConflicts());
- assertTrue(new File(trash, "foo").isFile());
- }
- }
-
- @Test
- public void testFileModeChangeWithNoContentChangeUpdate() throws Exception {
- if (!FS.DETECTED.supportsExecute())
- return;
-
- Git git = Git.wrap(db);
-
- // Add non-executable file
- File file = writeTrashFile("file.txt", "a");
- git.add().addFilepattern("file.txt").call();
- git.commit().setMessage("commit1").call();
- assertFalse(db.getFS().canExecute(file));
-
- // Create branch
- git.branchCreate().setName("b1").call();
-
- // Make file executable
- db.getFS().setExecute(file, true);
- git.add().addFilepattern("file.txt").call();
- git.commit().setMessage("commit2").call();
-
- // Verify executable and working directory is clean
- Status status = git.status().call();
- assertTrue(status.getModified().isEmpty());
- assertTrue(status.getChanged().isEmpty());
- assertTrue(db.getFS().canExecute(file));
-
- // Switch branches
- git.checkout().setName("b1").call();
-
- // Verify not executable and working directory is clean
- status = git.status().call();
- assertTrue(status.getModified().isEmpty());
- assertTrue(status.getChanged().isEmpty());
- assertFalse(db.getFS().canExecute(file));
- }
-
- @Test
- public void testFileModeChangeAndContentChangeConflict() throws Exception {
- if (!FS.DETECTED.supportsExecute())
- return;
-
- Git git = Git.wrap(db);
-
- // Add non-executable file
- File file = writeTrashFile("file.txt", "a");
- git.add().addFilepattern("file.txt").call();
- git.commit().setMessage("commit1").call();
- assertFalse(db.getFS().canExecute(file));
-
- // Create branch
- git.branchCreate().setName("b1").call();
-
- // Make file executable
- db.getFS().setExecute(file, true);
- git.add().addFilepattern("file.txt").call();
- git.commit().setMessage("commit2").call();
-
- // Verify executable and working directory is clean
- Status status = git.status().call();
- assertTrue(status.getModified().isEmpty());
- assertTrue(status.getChanged().isEmpty());
- assertTrue(db.getFS().canExecute(file));
-
- writeTrashFile("file.txt", "b");
-
- // Switch branches
- CheckoutCommand checkout = git.checkout().setName("b1");
- try {
- checkout.call();
- fail("Checkout exception not thrown");
- } catch (org.eclipse.jgit.api.errors.CheckoutConflictException e) {
- CheckoutResult result = checkout.getResult();
- assertNotNull(result);
- assertNotNull(result.getConflictList());
- assertEquals(1, result.getConflictList().size());
- assertTrue(result.getConflictList().contains("file.txt"));
- }
- }
-
- @Test
- public void testDirtyFileModeEqualHeadMerge()
- throws Exception {
- if (!FS.DETECTED.supportsExecute())
- return;
-
- Git git = Git.wrap(db);
-
- // Add non-executable file
- File file = writeTrashFile("file.txt", "a");
- git.add().addFilepattern("file.txt").call();
- git.commit().setMessage("commit1").call();
- assertFalse(db.getFS().canExecute(file));
-
- // Create branch
- git.branchCreate().setName("b1").call();
-
- // Create second commit and don't touch file
- writeTrashFile("file2.txt", "");
- git.add().addFilepattern("file2.txt").call();
- git.commit().setMessage("commit2").call();
-
- // stage a mode change
- writeTrashFile("file.txt", "a");
- db.getFS().setExecute(file, true);
- git.add().addFilepattern("file.txt").call();
-
- // dirty the file
- writeTrashFile("file.txt", "b");
-
- assertEquals(
- "[file.txt, mode:100755, content:a][file2.txt, mode:100644, content:]",
- indexState(CONTENT));
- assertWorkDir(mkmap("file.txt", "b", "file2.txt", ""));
-
- // Switch branches and check that the dirty file survived in worktree
- // and index
- git.checkout().setName("b1").call();
- assertEquals("[file.txt, mode:100755, content:a]", indexState(CONTENT));
- assertWorkDir(mkmap("file.txt", "b"));
- }
-
- @Test
- public void testDirtyFileModeEqualIndexMerge()
- throws Exception {
- if (!FS.DETECTED.supportsExecute())
- return;
-
- Git git = Git.wrap(db);
-
- // Add non-executable file
- File file = writeTrashFile("file.txt", "a");
- git.add().addFilepattern("file.txt").call();
- git.commit().setMessage("commit1").call();
- assertFalse(db.getFS().canExecute(file));
-
- // Create branch
- git.branchCreate().setName("b1").call();
-
- // Create second commit with executable file
- file = writeTrashFile("file.txt", "b");
- db.getFS().setExecute(file, true);
- git.add().addFilepattern("file.txt").call();
- git.commit().setMessage("commit2").call();
-
- // stage the same content as in the branch we want to switch to
- writeTrashFile("file.txt", "a");
- db.getFS().setExecute(file, false);
- git.add().addFilepattern("file.txt").call();
-
- // dirty the file
- writeTrashFile("file.txt", "c");
- db.getFS().setExecute(file, true);
-
- assertEquals("[file.txt, mode:100644, content:a]", indexState(CONTENT));
- assertWorkDir(mkmap("file.txt", "c"));
-
- // Switch branches and check that the dirty file survived in worktree
- // and index
- git.checkout().setName("b1").call();
- assertEquals("[file.txt, mode:100644, content:a]", indexState(CONTENT));
- assertWorkDir(mkmap("file.txt", "c"));
- }
-
- @Test
- public void testFileModeChangeAndContentChangeNoConflict() throws Exception {
- if (!FS.DETECTED.supportsExecute())
- return;
-
- Git git = Git.wrap(db);
-
- // Add first file
- File file1 = writeTrashFile("file1.txt", "a");
- git.add().addFilepattern("file1.txt").call();
- git.commit().setMessage("commit1").call();
- assertFalse(db.getFS().canExecute(file1));
-
- // Add second file
- File file2 = writeTrashFile("file2.txt", "b");
- git.add().addFilepattern("file2.txt").call();
- git.commit().setMessage("commit2").call();
- assertFalse(db.getFS().canExecute(file2));
-
- // Create branch from first commit
- assertNotNull(git.checkout().setCreateBranch(true).setName("b1")
- .setStartPoint(Constants.HEAD + "~1").call());
-
- // Change content and file mode in working directory and index
- file1 = writeTrashFile("file1.txt", "c");
- db.getFS().setExecute(file1, true);
- git.add().addFilepattern("file1.txt").call();
-
- // Switch back to 'master'
- assertNotNull(git.checkout().setName(Constants.MASTER).call());
- }
-
- public void assertWorkDir(HashMap<String, String> i) throws CorruptObjectException,
- IOException {
- TreeWalk walk = new TreeWalk(db);
- walk.setRecursive(true);
- walk.addTree(new FileTreeIterator(db));
- String expectedValue;
- String path;
- int nrFiles = 0;
- FileTreeIterator ft;
- while (walk.next()) {
- ft = walk.getTree(0, FileTreeIterator.class);
- path = ft.getEntryPathString();
- expectedValue = i.get(path);
- assertNotNull("found unexpected file for path " + path
- + " in workdir", expectedValue);
- File file = new File(db.getWorkTree(), path);
- assertTrue(file.exists());
- if (file.isFile()) {
- FileInputStream is = new FileInputStream(file);
- byte[] buffer = new byte[(int) file.length()];
- int offset = 0;
- int numRead = 0;
- while (offset < buffer.length
- && (numRead = is.read(buffer, offset, buffer.length
- - offset)) >= 0) {
- offset += numRead;
- }
- is.close();
- assertArrayEquals("unexpected content for path " + path
- + " in workDir. ", buffer, i.get(path).getBytes());
- nrFiles++;
- }
- }
- assertEquals("WorkDir has not the right size.", i.size(), nrFiles);
- }
- }
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