com.beyondee.faces.diff.XmlDiffTest.java Source code

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Here is the source code for com.beyondee.faces.diff.XmlDiffTest.java

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/**
 *  (C) 2013-2014 Stephan Rauh http://www.beyondjava.net
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU 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 com.beyondee.faces.diff;

import static junit.framework.Assert.assertEquals;

import java.io.File;
import java.util.*;

import org.apache.commons.io.FileUtils;
import org.junit.Test;

import de.beyondjava.jsf.ajax.differentialContextWriter.differenceEngine.XmlDiff;
import de.beyondjava.jsf.ajax.differentialContextWriter.parser.HTMLTag;

public class XmlDiffTest {
    public List<String> diff(int testNr) {
        try {
            String oldHTMLString = FileUtils
                    .readFileToString(new File("target/test-classes/test" + testNr + "-old.xml"));
            String newHTMLString = FileUtils
                    .readFileToString(new File("target/test-classes/test" + testNr + "-new.xml"));
            HTMLTag oldHTMLTag = new HTMLTag(oldHTMLString);
            HTMLTag newHTMLTag = new HTMLTag(newHTMLString);

            List<String> deletions = new ArrayList<>();
            List<String> changes = new ArrayList<>();
            List<String> insertions = new ArrayList<>();

            List<HTMLTag> updates = new ArrayList<>();
            XmlDiff.tagsAreEqualOrCanBeChangedLocally(oldHTMLTag, newHTMLTag, updates, deletions, changes,
                    insertions);
            List<String> result = new ArrayList<>();
            result.addAll(deletions);
            result.addAll(changes);
            result.addAll(insertions);
            for (HTMLTag u : updates) {
                result.add(u.toCompactString());
            }
            return result;
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @Test
    public void test1() {
        List<String> updates = diff(1);
        assertEquals(2, updates.size());
        assertEquals("<firstname id=\"f1\">low1</firstname>", updates.get(0));
        assertEquals("<salary id=\"s\"><test2>200000</test2></salary>", updates.get(1));
    }

    @Test
    public void test2() {
        List<String> updates = diff(2);
        assertEquals(6, updates.size());
        assertEquals(
                "<insert id=\"s1001\"><after id=\"salaryID\"><![CDATA[<div id=\"s1001\" />]]></after></insert>",
                updates.get(0));
        assertEquals("<insert id=\"t\"><after id=\"s2001\"><![CDATA[<div id=\"t\" />]]></after></insert>",
                updates.get(1));
        assertEquals("<someNewTag id=\"s1001\"><test2>200000</test2></someNewTag>", updates.get(2));
        assertEquals("<firstname id=\"f1\">low1</firstname>", updates.get(3));
        assertEquals("<salary id=\"s2001\"><test2>200000</test2></salary>", updates.get(4));
        assertEquals("<someNewTag id=\"t\"><test2>200000</test2></someNewTag>", updates.get(5));

    }

}