/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.maven.scm.provider.git.gitexe.command.update;

import java.io.File;

import org.apache.maven.scm.ScmBranch;
import org.apache.maven.scm.ScmTestCase;
import org.apache.maven.scm.ScmVersion;
import org.apache.maven.scm.provider.git.repository.GitScmProviderRepository;
import org.apache.maven.scm.repository.ScmRepository;
import org.codehaus.plexus.util.cli.Commandline;
import org.junit.Test;

/**
 * @author <a href="mailto:struberg@yahoo.de">Mark Struberg</a>
 *
 */
public class GitUpdateCommandTest extends ScmTestCase {
    @Test
    public void testCommandLineNoBranch() throws Exception {
        testCommandLine("scm:git:http://foo.com/git", null, "git pull http://foo.com/git");
    }

    @Test
    public void testCommandLineWithBranch() throws Exception {
        testCommandLine(
                "scm:git:http://foo.com/git", new ScmBranch("mybranch"), "git pull http://foo.com/git mybranch");
    }

    @Test
    public void testCommandLineLatestRevision() throws Exception {
        testLatestRevisionCommandLine("scm:git:http://foo.com/git", null, "git log -n1 --date-order");
    }

    // ----------------------------------------------------------------------
    // private helper functions
    // ----------------------------------------------------------------------

    private void testCommandLine(String scmUrl, ScmVersion branch, String commandLine) throws Exception {
        File workingDirectory = getTestFile("target/git-update-command-test");

        ScmRepository repository = getScmManager().makeScmRepository(scmUrl);

        GitScmProviderRepository gitRepository = (GitScmProviderRepository) repository.getProviderRepository();

        Commandline cl = GitUpdateCommand.createCommandLine(gitRepository, workingDirectory, branch);

        assertCommandLine(commandLine, workingDirectory, cl);
    }

    private void testLatestRevisionCommandLine(String scmUrl, ScmBranch branch, String commandLine) throws Exception {
        File workingDirectory = getTestFile("target/git-update-command-test");

        ScmRepository repository = getScmManager().makeScmRepository(scmUrl);

        GitScmProviderRepository gitRepository = (GitScmProviderRepository) repository.getProviderRepository();

        Commandline cl = GitUpdateCommand.createLatestRevisionCommandLine(gitRepository, workingDirectory, branch);

        assertCommandLine(commandLine, workingDirectory, cl);
    }
}
