Merge "JGit pgm: make Blame more robust against bogus input"
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commit
9d04f8f769
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/*
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* Copyright (C) 2019 Thomas Wolf <thomas.wolf@paranor.ch>
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* and other copyright owners as documented in the project's IP log.
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*
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* This program and the accompanying materials are made available
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* under the terms of the Eclipse Distribution License v1.0 which
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* accompanies this distribution, is reproduced below, and is
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* available at http://www.eclipse.org/org/documents/edl-v10.php
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* - Neither the name of the Eclipse Foundation, Inc. nor the
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* names of its contributors may be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.eclipse.jgit.pgm;
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import org.eclipse.jgit.api.Git;
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import org.eclipse.jgit.lib.CLIRepositoryTestCase;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.rules.ExpectedException;
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public class BlameTest extends CLIRepositoryTestCase {
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@Rule
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public ExpectedException thrown = ExpectedException.none();
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@Test
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public void testBlameNoHead() throws Exception {
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try (Git git = new Git(db)) {
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writeTrashFile("inIndex.txt", "index");
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git.add().addFilepattern("inIndex.txt").call();
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}
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thrown.expect(Die.class);
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thrown.expectMessage("no such ref: HEAD");
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execute("git blame inIndex.txt");
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}
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@Test
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public void testBlameCommitted() throws Exception {
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try (Git git = new Git(db)) {
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git.commit().setMessage("initial commit").call();
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writeTrashFile("committed.txt", "committed");
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git.add().addFilepattern("committed.txt").call();
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git.commit().setMessage("commit").call();
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}
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assertStringArrayEquals(
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"1ad3399c (GIT_COMMITTER_NAME 2009-08-15 20:12:58 -0330 1) committed",
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execute("git blame committed.txt"));
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}
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@Test
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public void testBlameStaged() throws Exception {
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try (Git git = new Git(db)) {
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git.commit().setMessage("initial commit").call();
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writeTrashFile("inIndex.txt", "index");
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git.add().addFilepattern("inIndex.txt").call();
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}
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assertStringArrayEquals(
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" (Not Committed Yet 1) index",
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execute("git blame inIndex.txt"));
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}
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@Test
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public void testBlameUnstaged() throws Exception {
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try (Git git = new Git(db)) {
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git.commit().setMessage("initial commit").call();
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}
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writeTrashFile("onlyInWorkingTree.txt", "not in repo");
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thrown.expect(Die.class);
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thrown.expectMessage("no such path 'onlyInWorkingTree.txt' in HEAD");
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execute("git blame onlyInWorkingTree.txt");
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}
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@Test
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public void testBlameNonExisting() throws Exception {
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try (Git git = new Git(db)) {
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git.commit().setMessage("initial commit").call();
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}
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thrown.expect(Die.class);
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thrown.expectMessage("no such path 'does_not_exist.txt' in HEAD");
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execute("git blame does_not_exist.txt");
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}
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@Test
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public void testBlameNonExistingInSubdir() throws Exception {
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try (Git git = new Git(db)) {
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git.commit().setMessage("initial commit").call();
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}
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thrown.expect(Die.class);
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thrown.expectMessage("no such path 'sub/does_not_exist.txt' in HEAD");
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execute("git blame sub/does_not_exist.txt");
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}
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}
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@ -155,6 +155,8 @@ needSingleRevision=Needed a single revision
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noGitRepositoryConfigured=No Git repository configured.
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noNamesFound=No names found, cannot describe anything.
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noSuchFile=no such file: {0}
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noSuchPathInRef=no such path ''{0}'' in {1}
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noSuchRef=no such ref: {0}
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noSuchRemoteRef=no such remote ref: ''{0}''
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noSystemConsoleAvailable=No System.console available
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noTREESectionInIndex=no 'TREE' section in index
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@ -67,6 +67,7 @@
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import org.eclipse.jgit.dircache.DirCache;
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import org.eclipse.jgit.errors.NoWorkTreeException;
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import org.eclipse.jgit.lib.Constants;
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import org.eclipse.jgit.lib.ObjectId;
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import org.eclipse.jgit.lib.ObjectReader;
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import org.eclipse.jgit.lib.PersonIdent;
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import org.eclipse.jgit.pgm.internal.CLIText;
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@ -178,14 +179,28 @@ protected void run() {
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}
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generator.reverse(rangeStart, rangeEnd);
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} else if (revision != null) {
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generator.push(null, db.resolve(revision + "^{commit}")); //$NON-NLS-1$
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ObjectId rev = db.resolve(revision + "^{commit}"); //$NON-NLS-1$
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if (rev == null) {
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throw die(MessageFormat.format(CLIText.get().noSuchRef,
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revision));
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}
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generator.push(null, rev);
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} else {
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generator.push(null, db.resolve(Constants.HEAD));
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ObjectId head = db.resolve(Constants.HEAD);
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if (head == null) {
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throw die(MessageFormat.format(CLIText.get().noSuchRef,
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Constants.HEAD));
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}
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generator.push(null, head);
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if (!db.isBare()) {
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DirCache dc = db.readDirCache();
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int entry = dc.findEntry(file);
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if (0 <= entry) {
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generator.push(null, dc.getEntry(entry).getObjectId());
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} else {
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throw die(MessageFormat.format(
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CLIText.get().noSuchPathInRef, file,
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Constants.HEAD));
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}
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File inTree = new File(db.getWorkTree(), file);
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@ -196,6 +211,10 @@ protected void run() {
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}
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blame = BlameResult.create(generator);
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if (blame == null) {
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throw die(MessageFormat.format(CLIText.get().noSuchPathInRef,
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file, revision != null ? revision : Constants.HEAD));
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}
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begin = 0;
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end = blame.getResultContents().size();
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if (rangeString != null) {
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@ -257,6 +257,8 @@ public static String fatalError(String message) {
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/***/ public String noGitRepositoryConfigured;
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/***/ public String noNamesFound;
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/***/ public String noSuchFile;
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/***/ public String noSuchPathInRef;
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/***/ public String noSuchRef;
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/***/ public String noSuchRemoteRef;
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/***/ public String noTREESectionInIndex;
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/***/ public String nonFastForward;
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