DeepEqualsDiffer.java

/*
 * **** BEGIN LICENSE BLOCK *****
 *  Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 *  The contents of this file are subject to the Mozilla Public License Version
 *  1.1 (the "License"); you may not use this file except in compliance with
 *  the License. You may obtain a copy of the License at
 *  http://www.mozilla.org/MPL/
 *
 *  Software distributed under the License is distributed on an "AS IS" basis,
 *  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 *  for the specific language governing rights and limitations under the
 *  License.
 *
 *  The Original Code is part of dcm4che, an implementation of DICOM(TM) in
 *  Java(TM), hosted at https://github.com/gunterze/dcm4che.
 *
 *  The Initial Developer of the Original Code is
 *  Agfa Healthcare.
 *  Portions created by the Initial Developer are Copyright (C) 2014
 *  the Initial Developer. All Rights Reserved.
 *
 *  Contributor(s):
 *  See @authors listed below
 *
 *  Alternatively, the contents of this file may be used under the terms of
 *  either the GNU General Public License Version 2 or later (the "GPL"), or
 *  the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 *  in which case the provisions of the GPL or the LGPL are applicable instead
 *  of those above. If you wish to allow use of your version of this file only
 *  under the terms of either the GPL or the LGPL, and not to allow others to
 *  use your version of this file under the terms of the MPL, indicate your
 *  decision by deleting the provisions above and replace them with the notice
 *  and other provisions required by the GPL or the LGPL. If you do not delete
 *  the provisions above, a recipient may use your version of this file under
 *  the terms of any one of the MPL, the GPL or the LGPL.
 *
 *  ***** END LICENSE BLOCK *****
 */
package org.dcm4che3.conf.dicom.misc;

import de.danielbechler.diff.ObjectDifferBuilder;
import de.danielbechler.diff.node.DiffNode;
import de.danielbechler.diff.node.Visit;
import org.junit.Assert;

public class DeepEqualsDiffer {
    public static void assertDeepEquals(String message, Object expected, Object actual) {
        DiffNode root = ObjectDifferBuilder.buildDefault().compare(actual, expected);
        final StringBuilder builder = new StringBuilder("");
        root.visitChildren(new DiffNode.Visitor() {
            @Override
            public void node(DiffNode diffNode, Visit visit) {
                builder.append(diffNode.getPath().toString() + "\n");
            }
        });
        String diff = builder.toString();
        Assert.assertTrue(message + " | Difference:\n" + diff, diff.equals(""));
    }
}