/**
*
*/
package org.drools.compiler.xml.rules;
import java.io.IOException;
import java.io.InputStreamReader;
import junit.framework.Assert;
import org.drools.compiler.DrlParser;
import org.drools.compiler.PackageBuilderConfiguration;
import org.drools.compiler.xml.XmlDumper;
import org.drools.compiler.xml.XmlPackageReader;
import org.drools.lang.DrlDumper;
import org.drools.lang.descr.PackageDescr;
/**
* Helper Class for both xml and drl Dump Tests
*
* @author fernandomeyer
*/
public class DumperTestHelper extends Assert {
public static void XmlFile(String filename) throws Exception {
PackageBuilderConfiguration conf = new PackageBuilderConfiguration();
XmlPackageReader xmlPackageReader = new XmlPackageReader( conf.getSemanticModules() );
xmlPackageReader.read( new InputStreamReader( DumperTestHelper.class.getResourceAsStream( filename ) ) );
final PackageDescr pkgOriginal = xmlPackageReader.getPackageDescr();
final XmlDumper dumper = new XmlDumper();
final String result = dumper.dump( pkgOriginal );
String buffer = readFile( filename );
assertEqualsIgnoreWhitespace( buffer,
result );
assertNotNull( result );
}
public static void DrlFile(String filename) throws Exception {
DrlParser parser = new DrlParser();
final PackageDescr pkgOriginal = parser.parse( new InputStreamReader( DumperTestHelper.class.getResourceAsStream( filename ) ) );
final DrlDumper dumper = new DrlDumper();
String result = dumper.dump( pkgOriginal );
parser = new DrlParser();
String buffer = readFile( filename );
assertEqualsIgnoreWhitespace( buffer.toString(),
result );
}
private static void assertEqualsIgnoreWhitespace(final String expected,
final String actual) {
final String cleanExpected = expected.replaceAll( "\\s+",
"" );
final String cleanActual = actual.replaceAll( "\\s+",
"" );
assertEquals( cleanExpected,
cleanActual );
}
private static String readFile(final String file) throws IOException {
final InputStreamReader reader = new InputStreamReader( DumperTestHelper.class.getResourceAsStream( file ) );
final StringBuilder text = new StringBuilder();
final char[] buf = new char[1024];
int len = 0;
while ( (len = reader.read( buf )) >= 0 ) {
text.append( buf,
0,
len );
}
return text.toString();
}
}