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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package git4idea.test;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.openapi.vcs.Executor;
import git4idea.repo.GitRepository;
import org.jetbrains.annotations.NotNull;
import java.io.File;
import java.util.Arrays;
import java.util.List;
/**
*
* @author Kirill Likhodedov
*/
public class GitExecutor extends Executor {
private static final String GIT_EXECUTABLE_ENV = "IDEA_TEST_GIT_EXECUTABLE";
private static final String TEAMCITY_GIT_EXECUTABLE_ENV = "TEAMCITY_GIT_PATH";
private static final int MAX_RETRIES = 3;
private static boolean myVersionPrinted;
private static String findGitExecutable() {
return findExecutable("Git", "git", "git.exe", Arrays.asList(GIT_EXECUTABLE_ENV, TEAMCITY_GIT_EXECUTABLE_ENV));
}
//using inner class to avoid extra work during class loading of unrelated tests
public static class PathHolder {
public static final String GIT_EXECUTABLE = findGitExecutable();
}
public static String git(String command) {
return git(command, false);
}
public static String git(String command, boolean ignoreNonZeroExitCode) {
printVersionTheFirstTime();
List<String> split = splitCommandInParameters(command);
split.add(0, PathHolder.GIT_EXECUTABLE);
debug("# git " + command);
for (int attempt = 0; attempt < MAX_RETRIES; attempt++) {
String stdout;
try {
stdout = run(split, ignoreNonZeroExitCode);
if (!isIndexLockFileError(stdout)) {
return stdout;
}
}
catch (ExecutionException e) {
stdout = e.getOutput();
if (!isIndexLockFileError(stdout)) {
throw e;
}
}
LOG.info("Index lock file error, attempt #" + attempt + ": " + stdout);
}
throw new RuntimeException("fatal error during execution of Git command: $command");
}
private static boolean isIndexLockFileError(@NotNull String stdout) {
return stdout.contains("fatal") && stdout.contains("Unable to create") && stdout.contains(".git/index.lock");
}
public static String git(GitRepository repository, String command) {
if (repository != null) {
cd(repository);
}
return git(command);
}
public static String git(String formatString, String... args) {
return git(String.format(formatString, args));
}
public static void cd(GitRepository repository) {
cd(repository.getRoot().getPath());
}
public static void add() {
add(".");
}
public static void add(@NotNull String path) {
git("add " + path);
}
public static void addCommit(@NotNull String message) {
add();
commit(message);
}
public static void checkout(@NotNull String... params) {
git("checkout " + StringUtil.join(params, " "));
}
public static void commit(@NotNull String message) {
git("commit -m '" + message + "'");
}
@NotNull
public static String last() {
return git("log -1 --pretty=%H");
}
@NotNull
public static String log(String... params) {
return git("log " + StringUtil.join(params, " "));
}
public static void mv(String fromPath, String toPath) {
git("mv " + fromPath + " " + toPath);
}
public static void mv(File from, File to) {
mv(from.getPath(), to.getPath());
}
private static void printVersionTheFirstTime() {
if (!myVersionPrinted) {
myVersionPrinted = true;
git("version");
}
}
}
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