package de.superx.util;

import java.util.HashMap;
import java.util.Map;

import org.apache.log4j.Logger;
import org.junit.Assert;
import org.junit.Test;

public class TrashMapTest {

    private static String KEY = "MAN_DEFAULT_REPORT";

    /**
     * @author Witt
     * this test tests the 'TrashMap' class, which is a child of 'HashMap', that writes manipulations of the entry defined in 'KEY' to the log;
     * originally written for error analysis of the 'sx_repository' server cache in 'SxPool'
     */
    @Test
    public void testTrashMapLog() {
        Logger logger = Logger.getLogger(TrashMap.class);
        logger.setAdditivity(false);
        logger.removeAllAppenders();
        UnittestAppender ta = new UnittestAppender();
        logger.addAppender(ta);
        
        Map ht = new HashMap();
        ht.put("hallo", "welt");
        TrashMap tm = new TrashMap(ht);
        tm.put("bla", "blub");
        tm.put(KEY, "INTERN");
        tm.put(KEY, "INTERN");
        tm.put(KEY, "INTERN1");
        tm.clear();
        tm.put(KEY, null);
        tm.remove(KEY);
        tm.clear();
        Assert.assertEquals("unexpected count of log events", 10, ta.loggingEventList.size());
    }
    
}