MD5IdFactoryTest.java example

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rdfbean-master
/*
 * Copyright (c) 2010 Mysema Ltd.
 * All rights reserved.
 *
 */
package com.mysema.rdfbean.rdb;

import java.io.UnsupportedEncodingException;
import java.security.NoSuchAlgorithmException;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Locale;
import java.util.Map;
import java.util.Set;

import org.junit.Test;

import com.mysema.rdfbean.model.BID;
import com.mysema.rdfbean.model.LIT;
import com.mysema.rdfbean.model.NODE;
import com.mysema.rdfbean.model.Nodes;
import com.mysema.rdfbean.model.RDF;
import com.mysema.rdfbean.model.XSD;

public class MD5IdFactoryTest {

    private final IdFactory idFactory = new MD5IdFactory();

    @Test
    public void Node() throws UnsupportedEncodingException, NoSuchAlgorithmException {
        Map<Long, NODE> seen = new HashMap<Long, NODE>();
        Set<NODE> nodes = new HashSet<NODE>();
        // UID
        nodes.addAll(Nodes.all);
        // BID
        nodes.add(new BID(RDF.type.getValue()));
        nodes.add(new BID("1"));
        // LIT
        nodes.add(new LIT(RDF.type.getValue()));
        nodes.add(new LIT("1", Locale.ENGLISH));
        nodes.add(new LIT("1", XSD.stringType));
        nodes.add(new LIT("1", XSD.integerType));
        nodes.add(new LIT("true", XSD.booleanType));
        nodes.add(new LIT("false", XSD.booleanType));

        nodes.add(new LIT("1" + Locale.ENGLISH));
        nodes.add(new LIT("1" + XSD.stringType));

        for (int i = -128; i < 128; i++) {
            String str = String.valueOf(i);
            nodes.add(new LIT(str, XSD.byteType));
            nodes.add(new LIT(str, XSD.intType));
            nodes.add(new LIT(str, XSD.longType));
            nodes.add(new LIT(str + ".0", XSD.doubleType));
            nodes.add(new LIT(str + ".0", XSD.floatType));
        }

        for (int i = 0; i < 10000; i++) {
            String str = String.valueOf(i);
            nodes.add(new LIT(str, XSD.intType));
            nodes.add(new LIT("-" + str, XSD.intType));
            nodes.add(new LIT(str, XSD.longType));
            nodes.add(new LIT("-" + str, XSD.longType));

            for (int j = 0; j < 10; j++) {
                nodes.add(new LIT(str + "." + j, XSD.doubleType));
                nodes.add(new LIT("-" + str + "." + j, XSD.doubleType));
                nodes.add(new LIT(str + "." + j, XSD.floatType));
                nodes.add(new LIT("-" + str + "." + j, XSD.floatType));
            }
        }

        long start = System.currentTimeMillis();
        for (NODE node : nodes) {
            Long id = idFactory.getId(node);
            if (seen.containsKey(id)) {
                throw new IllegalStateException("Clash : " + node + " and " + seen.get(id));
            }
            seen.put(id, node);
        }
        System.out.println(System.currentTimeMillis() - start);
    }

    @Test
    public void Lang() {
        Set<Integer> seen = new HashSet<Integer>();
        for (Locale locale : Locale.getAvailableLocales()) {
            Integer id = idFactory.getId(locale);
            if (seen.contains(id)) {
                throw new IllegalStateException(id + " already used");
            }
            seen.add(id);
        }
    }

    @Test
    public void testMask() {
        MD5IdFactory idFactory = new MD5IdFactory();
        for (int i = -128; i < 128; i++) {
            int val1 = idFactory.mask((byte) i, 0);
            int val2 = idFactory.mask((byte) i, 1);
            int val3 = idFactory.mask((byte) i, 2);
            int val4 = idFactory.mask((byte) i, 3);
            System.out.println(i + " :  " + val1 + " " + val2 + " " + val3 + " " + val4);
        }
    }

}