ConvertersVerifier.java

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 * Copyright (c) 2004, Codehaus.org
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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import org.codehaus.modello.verifier.Verifier;

import junit.framework.Assert;
import java.io.*;
import org.codehaus.plexus.util.FileUtils;

public class ConvertersVerifier
    extends Verifier
{
    public void verify()
        throws Exception
    {
        // Note that this is *not* a full POM translation (fields like currentVersion are not mapped)

        File file = new File( "src/test/verifiers/converters/input.xml" );

        org.codehaus.modello.test.maven.convert.ConverterTool convert = new org.codehaus.modello.test.maven.convert.ConverterTool();
        org.codehaus.modello.test.maven.v3_0_0.Model modelV3 = convert.convertFromFile_v3_0_0( file );
        StringWriter sw = new StringWriter();
        org.codehaus.modello.test.maven.v3_0_0.io.stax.MavenStaxWriter writerV3 = new org.codehaus.modello.test.maven.v3_0_0.io.stax.MavenStaxWriter();
        writerV3.write( sw, modelV3 );

        Assert.assertEquals(
            convertLineEndings( FileUtils.fileRead( "src/test/verifiers/converters/expected-v3.xml" ).trim() ),
            convertLineEndings( scrubXmlDeclQuotes( sw.toString() ).trim() ) );

        org.codehaus.modello.test.maven.v4_0_0.Model modelV4 = convert.convertFromFile_v4_0_0( file );

        sw = new StringWriter();
        org.codehaus.modello.test.maven.v4_0_0.io.stax.MavenStaxWriter writerV4 = new org.codehaus.modello.test.maven.v4_0_0.io.stax.MavenStaxWriter();
        writerV4.write( sw, modelV4 );

        Assert.assertEquals(
            convertLineEndings( FileUtils.fileRead( "src/test/verifiers/converters/expected.xml" ).trim() ),
            convertLineEndings( scrubXmlDeclQuotes( sw.toString() ).trim() ) );

        org.codehaus.modello.test.maven.Model model = convert.convertFromFile( file );

        sw = new StringWriter();
        org.codehaus.modello.test.maven.io.stax.MavenStaxWriter writer = new org.codehaus.modello.test.maven.io.stax.MavenStaxWriter();
        writer.write( sw, model );

        Assert.assertEquals(
            convertLineEndings( FileUtils.fileRead( "src/test/verifiers/converters/expected.xml" ).trim() ),
            convertLineEndings( scrubXmlDeclQuotes( sw.toString() ).trim() ) );

        // Test trying to convert to an old version
        try
        {
            modelV3 = convert.convertFromFile_v3_0_0( new File( "src/test/verifiers/converters/expected.xml" ) );
            Assert.fail( "Should have failed to convert" );
        }
        catch ( IllegalStateException e )
        {
            Assert.assertTrue( true );
        }
    }

    private String convertLineEndings( String s )
    {
        return s.replaceAll( "\r\n", "\n" );
    }

    private String scrubXmlDeclQuotes( String s )
    {
        if ( s.startsWith( "<?xml version='1.0' encoding='UTF-8'?>"))
        {
            return "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + s.substring( "<?xml version='1.0' encoding='UTF-8'?>".length() );
        }
        return s;
    }
}