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20 package org.apache.directory.server.core.partition.impl.btree.jdbm;
21
22 import java.io.IOException;
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24 import org.apache.commons.lang.RandomStringUtils;
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26 import junit.framework.TestCase;
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33 public class StringSerializerTest extends TestCase
34 {
35 public void testRandom() throws IOException
36 {
37 StringSerializer serializer = new StringSerializer();
38 for ( int ii = 0; ii < 100; ii++ )
39 {
40 String str = RandomStringUtils.random( ii );
41 byte [] serialized = serializer.serialize( str );
42 String deserialized = ( String ) serializer.deserialize( serialized );
43 assertEquals( str, deserialized );
44 }
45 }
46
47
48 char getChar( byte[] bites )
49 {
50 int ch = bites[0] << 8 & 0x0000FF00;
51 ch |= bites[1] & 0x000000FF;
52 return ( char ) ch;
53 }
54
55
56 byte[] getBytes( char ch )
57 {
58 byte[] bites = new byte[2];
59 bites[0] = ( byte ) ( ch >> 8 & 0x00FF );
60 bites[1] = ( byte ) ( ch & 0x00FF );
61 return bites;
62 }
63
64
65 public void testConversion()
66 {
67 for ( char ch = 0; ch < 16383; ch++ )
68 {
69 byte[] bites = getBytes( ch );
70 char deserialized = getChar( bites );
71 assertEquals( ch, deserialized );
72 }
73 }
74 }