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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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 * under the terms of the GNU General Public License version 2 only, as

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 *

 * 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).

 *

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 * 2 along with this work; if not, write to the Free Software Foundation,

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/*

 * @test

 * @bug 8152616

 * @summary Unit test for corner case of PrettyPrinting when SourceOutput is false

 * @run compile --add-exports jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED T8152616.java

 * @run main T8152616

 */

import java.io.File;

import java.io.FileOutputStream;

import java.io.OutputStream;

import java.io.StringWriter;

import javax.tools.StandardJavaFileManager;

import javax.tools.DiagnosticListener;

import com.sun.source.tree.CompilationUnitTree;

import com.sun.source.util.JavacTask;

import com.sun.tools.javac.api.JavacTool;

import com.sun.tools.javac.tree.JCTree;

import com.sun.tools.javac.tree.Pretty;

import java.io.IOException;

public class T8152616 {

    public String PrettyPrint(JCTree tree){

        StringWriter s = new StringWriter();

        try {

            new Pretty(s, false).printExpr(tree);

        }

        catch (IOException e) {

            throw new AssertionError(e);

        }

        return s.toString();

    }

    public static void main(String[] args) throws Exception {

        T8152616 obj = new T8152616();

        JavacTool javac = JavacTool.create();

        StandardJavaFileManager jfm = javac.getStandardFileManager(null,null,null);

        File file = File.createTempFile("test", ".java");

        OutputStream outputStream = new FileOutputStream(file);

        outputStream.write("enum Foo {AA(10), BB, CC { void m() {} }; void m() {};}".getBytes());

        JavacTask task = javac.getTask(null, jfm, null, null, null,

                   jfm.getJavaFileObjects(file.getAbsolutePath()));

        Iterable<? extends CompilationUnitTree> trees = task.parse();

        CompilationUnitTree thisTree = trees.iterator().next();

        file.delete();

        outputStream = new FileOutputStream(file);

        outputStream.write((obj.PrettyPrint((JCTree)thisTree)).getBytes());

        task = javac.getTask(null, jfm, null, null, null,

                   jfm.getJavaFileObjects(file.getAbsolutePath()));

        if(task.parse().toString().contains("ERROR")){

             throw new AssertionError("parsing temp file failed with errors");

        }else{

             System.out.println("parsing successfull");

        }

        file.delete();

    }

}