/*
* Copyright (C) 2011 Laurent Caillette
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.novelang.parser.antlr;
import junit.framework.AssertionFailedError;
import org.novelang.common.Problem;
/**
* Lots of {@code ParserMethod} instances and some utility methods.
*
* @author Laurent Caillette
*/
public class AntlrTestHelper {
static final String BREAK = "\n" ;
private AntlrTestHelper() {}
/*package*/ static void checkSanity( final AbstractDelegatingParser parser ) {
if( parser.hasProblem() ) {
throw new AssertionFailedError(
"Parser has problems. " + createProblemList( parser.getProblems() ) ) ;
}
}
/*package*/ static DelegatingPartParser createPartParser( final String text ) {
return new DelegatingPartParser( text, TreeFixture.LOCATION_FACTORY ) ;
}
public static String createProblemList( final Iterable< Problem > problems ) {
final StringBuilder buffer = new StringBuilder( "Problems:" );
for( final Problem problem : problems ) {
buffer.append( "\n " ) ;
buffer.append( problem.getMessage() ) ;
buffer.append( " at " ) ;
buffer.append( problem.getLocation() ) ;
}
return buffer.toString() ;
}
}