package org.apache.maven.scm.provider.local.command.checkout;

/*
 * 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.
 */

import java.io.File;
import java.io.FileReader;
import java.io.Reader;
import java.util.List;

import org.apache.maven.scm.ScmFile;
import org.apache.maven.scm.command.checkout.CheckOutScmResult;
import org.apache.maven.scm.provider.local.metadata.LocalScmMetadata;
import org.apache.maven.scm.provider.local.metadata.io.xpp3.LocalScmMetadataXpp3Reader;
import org.apache.maven.scm.tck.command.checkout.CheckOutCommandTckTest;
import org.codehaus.plexus.util.FileUtils;
import org.codehaus.plexus.util.IOUtil;
import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

/**
 * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>
 *
 */
public class LocalCheckOutCommandTckTest
    extends CheckOutCommandTckTest
{
    private String module = "check-out";

    public String getScmUrl()
        throws Exception
    {
        return "scm:local|" + getRepositoryRoot().getAbsolutePath() + "|" + module;
    }

    public void initRepo()
        throws Exception
    {
        File root = new File( getRepositoryRoot() + "/" + module );

        makeFile( root, "/pom.xml" );

        makeFile( root, "/readme.txt" );

        makeFile( root, "/src/main/java/Application.java" );

        makeFile( root, "/src/test/java/Test.java" );

        makeDirectory( root, "/src/test/resources" );
    }

    /**
     * Tests that the metadata file .maven-scm-local is written correctly
     */
    @Test
    public void testMetadata()
        throws Exception
    {
        FileUtils.deleteDirectory( getWorkingCopy() );

        CheckOutScmResult result = checkOut( getWorkingCopy(), getScmRepository() );

        assertResultIsSuccess( result );

        List<ScmFile> checkedOutFiles = result.getCheckedOutFiles();

        assertEquals( 4, checkedOutFiles.size() );

        // ----------------------------------------------------------------------
        // Assert metadata file
        // ----------------------------------------------------------------------
        File metadataFile = new File( getWorkingCopy(), ".maven-scm-local" );
        assertTrue( "Expected metadata file .maven-scm-local does not exist", metadataFile.exists() );
        Reader reader = new FileReader( metadataFile );
        LocalScmMetadata metadata;
        try
        {
            metadata = new LocalScmMetadataXpp3Reader().read( reader );
        }
        finally
        {
            IOUtil.close( reader );
        }
        File root = new File( getRepositoryRoot() + "/" + module );
        @SuppressWarnings( "unchecked" )
        List<String> fileNames = FileUtils.getFileNames( root, "**", null, false );
        assertEquals( fileNames, metadata.getRepositoryFileNames() );
    }
}
