Browse Source

Kill GitIndex

A few places were still using GitIndex. Replacing it was fairly
simple, but there is a difference in test outcome in
ReadTreeTest.testUntrackedConflicts. I believe the new behavior
is good, since we do not update neither the index, not the worktree.

Change-Id: I4be5357b7b3139dded17f77e07a140addb213ea7
Signed-off-by: Robin Rosenberg <robin.rosenberg@dewire.com>
tags/v1.2.0.201112221803-r
Robin Rosenberg 12 years ago
parent
commit
6e9fdce9b9

+ 0
- 481
org.eclipse.jgit.test/exttst/org/eclipse/jgit/lib/T0007_GitIndexTest.java View File

@@ -1,481 +0,0 @@
/*
* Copyright (C) 2007, Robin Rosenberg <robin.rosenberg@dewire.com>
* Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
* 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.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

import org.eclipse.jgit.junit.LocalDiskRepositoryTestCase;
import org.eclipse.jgit.lib.GitIndex.Entry;
import org.eclipse.jgit.util.FS;
import org.junit.Before;
import org.junit.Test;

public class T0007_GitIndexTest extends LocalDiskRepositoryTestCase {

static boolean canrungitstatus;
static {
try {
canrungitstatus = system(new File("."),"git --version") == 0;
} catch (IOException e) {
System.out.println("Warning: cannot invoke native git to validate index");
} catch (InterruptedException e) {
e.printStackTrace();
}
}

private static int system(File dir, String cmd) throws IOException,
InterruptedException {
final Process process = Runtime.getRuntime().exec(cmd, null, dir);
new Thread() {
public void run() {
try {
InputStream s = process.getErrorStream();
for (int c = s.read(); c != -1; c = s.read()) {
System.err.print((char) c);
}
s.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
}.start();
final Thread t2 = new Thread() {
public void run() {
synchronized (this) {
try {
InputStream e = process.getInputStream();
for (int c = e.read(); c != -1; c = e.read()) {
System.out.print((char) c);
}
e.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
}
};
t2.start();
process.getOutputStream().close();
int ret = process.waitFor();
synchronized (t2) {
return ret;
}
}

private Repository db;

private File trash;

@Override
@Before
public void setUp() throws Exception {
super.setUp();
db = createWorkRepository();
trash = db.getWorkTree();
}

@Test
public void testCreateEmptyIndex() throws Exception {
GitIndex index = new GitIndex(db);
index.write();
// native git doesn't like an empty index
// assertEquals(0,system(trash,"git status"));

GitIndex indexr = new GitIndex(db);
indexr.read();
assertEquals(0, indexr.getMembers().length);
}

@Test
public void testReadWithNoIndex() throws Exception {
GitIndex index = new GitIndex(db);
index.read();
assertEquals(0, index.getMembers().length);
}

@Test
public void testCreateSimpleSortTestIndex() throws Exception {
GitIndex index = new GitIndex(db);
writeTrashFile("a/b", "data:a/b");
writeTrashFile("a:b", "data:a:b");
writeTrashFile("a.b", "data:a.b");
index.add(trash, new File(trash, "a/b"));
index.add(trash, new File(trash, "a:b"));
index.add(trash, new File(trash, "a.b"));
index.write();

assertEquals("a/b", index.getEntry("a/b").getName());
assertEquals("a:b", index.getEntry("a:b").getName());
assertEquals("a.b", index.getEntry("a.b").getName());
assertNull(index.getEntry("a*b"));

// Repeat test for re-read index
GitIndex indexr = new GitIndex(db);
indexr.read();
assertEquals("a/b", indexr.getEntry("a/b").getName());
assertEquals("a:b", indexr.getEntry("a:b").getName());
assertEquals("a.b", indexr.getEntry("a.b").getName());
assertNull(indexr.getEntry("a*b"));

if (canrungitstatus)
assertEquals(0, system(trash, "git status"));
}

@Test
public void testUpdateSimpleSortTestIndex() throws Exception {
GitIndex index = new GitIndex(db);
writeTrashFile("a/b", "data:a/b");
writeTrashFile("a:b", "data:a:b");
writeTrashFile("a.b", "data:a.b");
index.add(trash, new File(trash, "a/b"));
index.add(trash, new File(trash, "a:b"));
index.add(trash, new File(trash, "a.b"));
writeTrashFile("a/b", "data:a/b modified");
index.add(trash, new File(trash, "a/b"));
index.write();
if (canrungitstatus)
assertEquals(0, system(trash, "git status"));
}

@Test
public void testWriteTree() throws Exception {
GitIndex index = new GitIndex(db);
writeTrashFile("a/b", "data:a/b");
writeTrashFile("a:b", "data:a:b");
writeTrashFile("a.b", "data:a.b");
index.add(trash, new File(trash, "a/b"));
index.add(trash, new File(trash, "a:b"));
index.add(trash, new File(trash, "a.b"));
index.write();

ObjectId id = index.writeTree();
assertEquals("c696abc3ab8e091c665f49d00eb8919690b3aec3", id.name());

writeTrashFile("a/b", "data:a/b");
index.add(trash, new File(trash, "a/b"));

if (canrungitstatus)
assertEquals(0, system(trash, "git status"));
}

@Test
public void testReadTree() throws Exception {
// Prepare tree
GitIndex index = new GitIndex(db);
writeTrashFile("a/b", "data:a/b");
writeTrashFile("a:b", "data:a:b");
writeTrashFile("a.b", "data:a.b");
index.add(trash, new File(trash, "a/b"));
index.add(trash, new File(trash, "a:b"));
index.add(trash, new File(trash, "a.b"));
index.write();

ObjectId id = index.writeTree();
System.out.println("wrote id " + id);
assertEquals("c696abc3ab8e091c665f49d00eb8919690b3aec3", id.name());
GitIndex index2 = new GitIndex(db);

index2.readTree(mapTree("c696abc3ab8e091c665f49d00eb8919690b3aec3"));
Entry[] members = index2.getMembers();
assertEquals(3, members.length);
assertEquals("a.b", members[0].getName());
assertEquals("a/b", members[1].getName());
assertEquals("a:b", members[2].getName());
assertEquals(3, members.length);

GitIndex indexr = new GitIndex(db);
indexr.read();
Entry[] membersr = indexr.getMembers();
assertEquals(3, membersr.length);
assertEquals("a.b", membersr[0].getName());
assertEquals("a/b", membersr[1].getName());
assertEquals("a:b", membersr[2].getName());
assertEquals(3, membersr.length);

if (canrungitstatus)
assertEquals(0, system(trash, "git status"));
}

@Test
public void testReadTree2() throws Exception {
// Prepare a larger tree to test some odd cases in tree writing
GitIndex index = new GitIndex(db);
File f1 = writeTrashFile("a/a/a/a", "data:a/a/a/a");
File f2 = writeTrashFile("a/c/c", "data:a/c/c");
File f3 = writeTrashFile("a/b", "data:a/b");
File f4 = writeTrashFile("a:b", "data:a:b");
File f5 = writeTrashFile("a/d", "data:a/d");
File f6 = writeTrashFile("a.b", "data:a.b");
index.add(trash, f1);
index.add(trash, f2);
index.add(trash, f3);
index.add(trash, f4);
index.add(trash, f5);
index.add(trash, f6);
index.write();
ObjectId id = index.writeTree();
System.out.println("wrote id " + id);
assertEquals("ba78e065e2c261d4f7b8f42107588051e87e18e9", id.name());
GitIndex index2 = new GitIndex(db);

index2.readTree(mapTree("ba78e065e2c261d4f7b8f42107588051e87e18e9"));
Entry[] members = index2.getMembers();
assertEquals(6, members.length);
assertEquals("a.b", members[0].getName());
assertEquals("a/a/a/a", members[1].getName());
assertEquals("a/b", members[2].getName());
assertEquals("a/c/c", members[3].getName());
assertEquals("a/d", members[4].getName());
assertEquals("a:b", members[5].getName());

// reread and test
GitIndex indexr = new GitIndex(db);
indexr.read();
Entry[] membersr = indexr.getMembers();
assertEquals(6, membersr.length);
assertEquals("a.b", membersr[0].getName());
assertEquals("a/a/a/a", membersr[1].getName());
assertEquals("a/b", membersr[2].getName());
assertEquals("a/c/c", membersr[3].getName());
assertEquals("a/d", membersr[4].getName());
assertEquals("a:b", membersr[5].getName());
}

@Test
public void testDelete() throws Exception {
GitIndex index = new GitIndex(db);
writeTrashFile("a/b", "data:a/b");
writeTrashFile("a:b", "data:a:b");
writeTrashFile("a.b", "data:a.b");
index.add(trash, new File(trash, "a/b"));
index.add(trash, new File(trash, "a:b"));
index.add(trash, new File(trash, "a.b"));
index.write();
index.writeTree();
index.remove(trash, new File(trash, "a:b"));
index.write();
assertEquals("a.b", index.getMembers()[0].getName());
assertEquals("a/b", index.getMembers()[1].getName());

GitIndex indexr = new GitIndex(db);
indexr.read();
assertEquals("a.b", indexr.getMembers()[0].getName());
assertEquals("a/b", indexr.getMembers()[1].getName());

if (canrungitstatus)
assertEquals(0, system(trash, "git status"));
}

@Test
public void testCheckout() throws Exception {
// Prepare tree, remote it and checkout
GitIndex index = new GitIndex(db);
File aslashb = writeTrashFile("a/b", "data:a/b");
File acolonb = writeTrashFile("a:b", "data:a:b");
File adotb = writeTrashFile("a.b", "data:a.b");
index.add(trash, aslashb);
index.add(trash, acolonb);
index.add(trash, adotb);
index.write();
index.writeTree();
delete(aslashb);
delete(acolonb);
delete(adotb);
delete(aslashb.getParentFile());

GitIndex index2 = new GitIndex(db);
assertEquals(0, index2.getMembers().length);

index2.readTree(mapTree("c696abc3ab8e091c665f49d00eb8919690b3aec3"));

index2.checkout(trash);
assertEquals("data:a/b", read(aslashb));
assertEquals("data:a:b", read(acolonb));
assertEquals("data:a.b", read(adotb));

if (canrungitstatus)
assertEquals(0, system(trash, "git status"));
}

@Test
public void test030_executeBit_coreModeTrue() throws IllegalArgumentException, IllegalAccessException, InvocationTargetException, Error, Exception {
if (!FS.DETECTED.supportsExecute()) {
System.err.println("Test ignored since platform FS does not support the execute permission");
return;
}
try {
// coremode true is the default, typically set to false
// by git init (but not jgit!)
Method canExecute = File.class.getMethod("canExecute", (Class[])null);
Method setExecute = File.class.getMethod("setExecutable", new Class[] { Boolean.TYPE });
File execFile = writeTrashFile("exec","exec");
if (!((Boolean)setExecute.invoke(execFile, new Object[] { Boolean.TRUE })).booleanValue())
throw new Error("could not set execute bit on "+execFile.getAbsolutePath()+"for test");
File nonexecFile = writeTrashFile("nonexec","nonexec");
if (!((Boolean)setExecute.invoke(nonexecFile, new Object[] { Boolean.FALSE })).booleanValue())
throw new Error("could not clear execute bit on "+nonexecFile.getAbsolutePath()+"for test");

GitIndex index = new GitIndex(db);
index.filemode = Boolean.TRUE; // TODO: we need a way to set this using config
index.add(trash, execFile);
index.add(trash, nonexecFile);
Tree tree = mapTree(index.writeTree().name());
assertEquals(FileMode.EXECUTABLE_FILE, tree.findBlobMember(execFile.getName()).getMode());
assertEquals(FileMode.REGULAR_FILE, tree.findBlobMember(nonexecFile.getName()).getMode());

index.write();

if (!execFile.delete())
throw new Error("Problem in test, cannot delete test file "+execFile.getAbsolutePath());
if (!nonexecFile.delete())
throw new Error("Problem in test, cannot delete test file "+nonexecFile.getAbsolutePath());
GitIndex index2 = new GitIndex(db);
index2.filemode = Boolean.TRUE; // TODO: we need a way to set this using config
index2.read();
index2.checkout(trash);
assertTrue(((Boolean)canExecute.invoke(execFile,(Object[])null)).booleanValue());
assertFalse(((Boolean)canExecute.invoke(nonexecFile,(Object[])null)).booleanValue());

assertFalse(index2.getEntry(execFile.getName()).isModified(trash));
assertFalse(index2.getEntry(nonexecFile.getName()).isModified(trash));

if (!((Boolean)setExecute.invoke(execFile, new Object[] { Boolean.FALSE })).booleanValue())
throw new Error("could not clear set execute bit on "+execFile.getAbsolutePath()+"for test");
if (!((Boolean)setExecute.invoke(nonexecFile, new Object[] { Boolean.TRUE })).booleanValue())
throw new Error("could set execute bit on "+nonexecFile.getAbsolutePath()+"for test");

assertTrue(index2.getEntry(execFile.getName()).isModified(trash));
assertTrue(index2.getEntry(nonexecFile.getName()).isModified(trash));

} catch (NoSuchMethodException e) {
System.err.println("Test ignored when running under JDK < 1.6");
return;
}
}

@Test
public void test031_executeBit_coreModeFalse() throws IllegalArgumentException, IllegalAccessException, InvocationTargetException, Error, Exception {
if (!FS.DETECTED.supportsExecute()) {
System.err.println("Test ignored since platform FS does not support the execute permission");
return;
}
try {
// coremode true is the default, typically set to false
// by git init (but not jgit!)
Method canExecute = File.class.getMethod("canExecute", (Class[])null);
Method setExecute = File.class.getMethod("setExecutable", new Class[] { Boolean.TYPE });
File execFile = writeTrashFile("exec","exec");
if (!((Boolean)setExecute.invoke(execFile, new Object[] { Boolean.TRUE })).booleanValue())
throw new Error("could not set execute bit on "+execFile.getAbsolutePath()+"for test");
File nonexecFile = writeTrashFile("nonexec","nonexec");
if (!((Boolean)setExecute.invoke(nonexecFile, new Object[] { Boolean.FALSE })).booleanValue())
throw new Error("could not clear execute bit on "+nonexecFile.getAbsolutePath()+"for test");

GitIndex index = new GitIndex(db);
index.filemode = Boolean.FALSE; // TODO: we need a way to set this using config
index.add(trash, execFile);
index.add(trash, nonexecFile);
Tree tree = mapTree(index.writeTree().name());
assertEquals(FileMode.REGULAR_FILE, tree.findBlobMember(execFile.getName()).getMode());
assertEquals(FileMode.REGULAR_FILE, tree.findBlobMember(nonexecFile.getName()).getMode());

index.write();

if (!execFile.delete())
throw new Error("Problem in test, cannot delete test file "+execFile.getAbsolutePath());
if (!nonexecFile.delete())
throw new Error("Problem in test, cannot delete test file "+nonexecFile.getAbsolutePath());
GitIndex index2 = new GitIndex(db);
index2.filemode = Boolean.FALSE; // TODO: we need a way to set this using config
index2.read();
index2.checkout(trash);
assertFalse(((Boolean)canExecute.invoke(execFile,(Object[])null)).booleanValue());
assertFalse(((Boolean)canExecute.invoke(nonexecFile,(Object[])null)).booleanValue());

assertFalse(index2.getEntry(execFile.getName()).isModified(trash));
assertFalse(index2.getEntry(nonexecFile.getName()).isModified(trash));

if (!((Boolean)setExecute.invoke(execFile, new Object[] { Boolean.FALSE })).booleanValue())
throw new Error("could not clear set execute bit on "+execFile.getAbsolutePath()+"for test");
if (!((Boolean)setExecute.invoke(nonexecFile, new Object[] { Boolean.TRUE })).booleanValue())
throw new Error("could set execute bit on "+nonexecFile.getAbsolutePath()+"for test");

// no change since we ignore the execute bit
assertFalse(index2.getEntry(execFile.getName()).isModified(trash));
assertFalse(index2.getEntry(nonexecFile.getName()).isModified(trash));

} catch (NoSuchMethodException e) {
System.err.println("Test ignored when running under JDK < 1.6");
return;
}
}

private void delete(File f) throws IOException {
if (!f.delete())
throw new IOException("Failed to delete f");
}

private File writeTrashFile(String name, String body) throws IOException {
final File path = new File(trash, name);
write(path, body);
return path;
}

private Tree mapTree(String name) throws IOException {
ObjectId id = db.resolve(name + "^{tree}");
return new Tree(db, id, db.open(id).getCachedBytes());
}
}

+ 0
- 1072
org.eclipse.jgit/src/org/eclipse/jgit/lib/GitIndex.java
File diff suppressed because it is too large
View File


+ 0
- 24
org.eclipse.jgit/src/org/eclipse/jgit/lib/Repository.java View File

@@ -109,8 +109,6 @@ public abstract class Repository {
/** File abstraction used to resolve paths. */
private final FS fs;

private GitIndex index;

private final ListenerList myListeners = new ListenerList();

/** If not bare, the top level directory of the working files. */
@@ -808,28 +806,6 @@ public abstract class Repository {
return ret;
}

/**
* @return a representation of the index associated with this
* {@link Repository}
* @throws IOException
* if the index can not be read
* @throws NoWorkTreeException
* if this is bare, which implies it has no working directory.
* See {@link #isBare()}.
* @deprecated Use {@link #readDirCache()} instead
*/
public GitIndex getIndex() throws IOException, NoWorkTreeException {
if (isBare())
throw new NoWorkTreeException();
if (index == null) {
index = new GitIndex(this);
index.read();
} else {
index.rereadIfNecessary();
}
return index;
}

/**
* @return the index file location
* @throws NoWorkTreeException

+ 0
- 15
org.eclipse.jgit/src/org/eclipse/jgit/lib/TreeEntry.java View File

@@ -46,7 +46,6 @@ package org.eclipse.jgit.lib;

import java.io.IOException;

import org.eclipse.jgit.lib.GitIndex.Entry;
import org.eclipse.jgit.util.RawParseUtils;

/**
@@ -236,20 +235,6 @@ public abstract class TreeEntry implements Comparable {
return '/';
}

/**
* Helper for accessing tree/blob/index methods.
*
* @param i
* @return '/' for Tree entries and NUL for non-treeish objects
* @deprecated since it depends on deprecated GitIndex, and internal
*/
final public static int lastChar(Entry i) {
// FIXME, gitlink etc. Currently Trees cannot appear in the
// index so '\0' is always returned, except maybe for submodules
// which we do not support yet.
return FileMode.TREE.equals(i.getModeBits()) ? '/' : '\0';
}

/**
* @return mode (type of object)
*/

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