001/*
002 * ModeShape (http://www.modeshape.org)
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *       http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.modeshape.common.text;
017
018import static org.hamcrest.core.Is.is;
019import static org.hamcrest.core.IsNull.notNullValue;
020import static org.junit.Assert.assertThat;
021import java.util.HashSet;
022import java.util.Set;
023import org.modeshape.common.util.SecureHash.Algorithm;
024import org.junit.Before;
025import org.junit.Test;
026
027/**
028 * 
029 */
030public class SecureHashTextEncoderTest {
031
032    private SecureHashTextEncoder encoder = new SecureHashTextEncoder(Algorithm.SHA_1);
033    private SecureHashTextEncoder shortEncoder = new SecureHashTextEncoder(Algorithm.SHA_1, 4);
034    private SecureHashTextEncoder md5Encoder = new SecureHashTextEncoder(Algorithm.MD5);
035    private Set<String> alreadyEncoded = new HashSet<String>();
036    private Set<String> alreadyEncodedShort = new HashSet<String>();
037    private Set<String> alreadyEncodedMd5 = new HashSet<String>();
038
039    @Before
040    public void beforeEach() {
041
042    }
043
044    protected void checkEncoding( String input ) {
045        assertThat(alreadyEncoded.add(checkEncoding(encoder, input)), is(true));
046        assertThat(alreadyEncodedShort.add(checkEncoding(shortEncoder, input)), is(true));
047        assertThat(alreadyEncodedMd5.add(checkEncoding(md5Encoder, input)), is(true));
048    }
049
050    protected String checkEncoding( SecureHashTextEncoder encoder,
051                                    String input ) {
052        String output = encoder.encode(input);
053        assertThat(output, is(notNullValue()));
054        assertThat(output.length() <= encoder.getMaxLength(), is(true));
055        return output;
056    }
057
058    @Test
059    public void shouldEncodeAlphabeticCharacters() {
060        checkEncoding("abcdefghijklmnopqrstuvwxyz");
061        checkEncoding("ABCDEFGHIJKLMNOPQRSTUVWXYZ");
062    }
063
064    @Test
065    public void shouldEncodeNumericCharacters() {
066        checkEncoding("0123456789");
067    }
068
069    @Test
070    public void shouldEncodePunctuationCharacters() {
071        checkEncoding("~`!@#$%^&()-_+={}\\;\"'<,>.?");
072    }
073
074    @Test
075    public void shouldEncodeUrlsAndHaveNoDuplicates() {
076        checkEncoding("http://www.jboss.org");
077        checkEncoding("http://www.jboss.org/");
078        checkEncoding("http://www.modeshape.org");
079        checkEncoding("http://www.modeshape.org/1.0");
080        checkEncoding("http://www.modeshape.org/internal/1.0");
081        checkEncoding("http://www.jcp.org/jcr/1.0");
082        checkEncoding("http://www.jcp.org/jcr/nt/1.0");
083        checkEncoding("http://www.jcp.org/jcr/mix/1.0");
084        checkEncoding("http://www.jcp.org/jcr/sv/1.0");
085        checkEncoding("http://www.acme.com/this/is/a/really/long/url/this/is/a/really/long/url/this/is/a/really/long/url/this/is/a/really/long/url/21?x=1&z=2");
086        checkEncoding("http://www.acme.com/this/is/a/really/long/url/this/is/a/really/long/url/this/is/a/really/long/url/this/is/a/really/long/url/21?x=1&z=3");
087        // System.out.println(alreadyEncoded);
088        // System.out.println(alreadyEncodedShort);
089        // System.out.println(alreadyEncodedMd5);
090    }
091}