/*
 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. 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.
 *
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 */

/*
 * @test
 * @bug 6654037
 * @summary JCTree.pos may be incorrect for BinaryTrees
 */

import com.sun.source.tree.BinaryTree;
import com.sun.source.tree.ClassTree;
import com.sun.source.tree.CompilationUnitTree;
import com.sun.source.tree.MethodTree;
import com.sun.source.tree.VariableTree;
import com.sun.tools.javac.api.JavacTaskImpl;
import com.sun.tools.javac.tree.JCTree;
import java.net.URI;
import java.util.Arrays;
import javax.tools.JavaCompiler;
import javax.tools.JavaFileObject;
import javax.tools.SimpleJavaFileObject;
import javax.tools.ToolProvider;

public class T6654037 {

    public static void main(String[] args) throws Exception {
        final String bootPath = System.getProperty("sun.boot.class.path"); //NOI18N
        final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
        assert tool != null;

        String code = "package test; public class Test {private void test() {Object o = null; boolean b = o != null && o instanceof String;} private Test() {}}";

        JavacTaskImpl ct = (JavacTaskImpl) tool.getTask(null, null, null, Arrays.asList("-bootclasspath", bootPath, "-Xjcov"), null, Arrays.asList(new MyFileObject(code)));
        CompilationUnitTree cut = ct.parse().iterator().next();
        ClassTree clazz = (ClassTree) cut.getTypeDecls().get(0);
        MethodTree method = (MethodTree) clazz.getMembers().get(0);
        VariableTree condSt = (VariableTree) method.getBody().getStatements().get(1);
        BinaryTree cond = (BinaryTree) condSt.getInitializer();
        JCTree condJC = (JCTree) cond;

        if (condJC.pos != 93)
            throw new IllegalStateException("Unexpected position=" + condJC.pos);
    }

    static class MyFileObject extends SimpleJavaFileObject {
        private String text;
        public MyFileObject(String text) {
            super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
            this.text = text;
        }
        @Override
        public CharSequence getCharContent(boolean ignoreEncodingErrors) {
            return text;
        }
    }
}