/*
* Copyright 2009 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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*/
package org.visage.tools.api;
import org.visage.api.VisagecTask;
import org.visage.api.tree.VisageTreeScanner;
import org.visage.api.tree.ParenthesizedTree;
import org.visage.api.tree.UnitTree;
import com.sun.tools.mjavac.util.List;
import java.io.File;
import javax.tools.FileObject;
import javax.tools.JavaFileObject;
import javax.tools.StandardJavaFileManager;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Tests that the 'preverveTrees' flag actually preserves Parens AST nodes during parsing
*
* @author mcimadamore
*/
public class VSGC3528Test {
@Test
public void testPreserveParens() throws Exception {
ClassLoader orig = Thread.currentThread().getContextClassLoader();
try {
Thread.currentThread().setContextClassLoader(VisagecTool.class.getClassLoader());
VisagecTool tool = VisagecTool.create();
MockDiagnosticListener<? super FileObject> dl = new MockDiagnosticListener<FileObject>();
StandardJavaFileManager fileManager = tool.getStandardFileManager(dl, null, null);
File file = new File("test/src/org/visage/tools/api/VSGC3528.visage");
Iterable<? extends JavaFileObject> fileObjects = fileManager.getJavaFileObjects(file);
VisagecTask visageTask = tool.getTask(null, fileManager, dl, List.<String>of("-XDpreserveTrees"), fileObjects);
Iterable<? extends UnitTree> treeList = visageTask.analyze();
VisagecTrees trees = VisagecTrees.instance(visageTask);
UnitTree unit = treeList.iterator().next();
ParensFinder pf = new ParensFinder();
pf.scan(treeList, null);
assertEquals(true, pf.foundParens);
} finally {
Thread.currentThread().setContextClassLoader(orig);
}
}
static class ParensFinder extends VisageTreeScanner<Void,Object> {
boolean foundParens = false;
@Override
public Void visitParenthesized(ParenthesizedTree node, Object p) {
foundParens = true;
return super.visitParenthesized(node, p);
}
}
}