Package org.xbill.DNS

Source Code of org.xbill.DNS.NameTest$Test_equals

// -*- Java -*-
//
// Copyright (c) 2005, Matthew J. Rutherford <rutherfo@cs.colorado.edu>
// Copyright (c) 2005, University of Colorado at Boulder
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
//   notice, this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright
//   notice, this list of conditions and the following disclaimer in the
//   documentation and/or other materials provided with the distribution.
//
// * Neither the name of the University of Colorado at Boulder nor the
//   names of its contributors may be used to endorse or promote
//   products derived from this software without specific prior written
//   permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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package org.xbill.DNS;

import  java.io.IOException;
import  java.util.Arrays;
import  junit.framework.Test;
import  junit.framework.TestCase;
import  junit.framework.TestSuite;
import  org.xbill.DNS.Name;
import  org.xbill.DNS.TextParseException;

public class NameTest extends TestCase
{
    public static class Test_String_init extends TestCase
    {
  private final String  m_abs = "WWW.DnsJava.org.";
  private Name    m_abs_origin;
  private final String  m_rel = "WWW.DnsJava";
  private Name    m_rel_origin;

  protected void setUp() throws TextParseException
  {
      m_abs_origin = Name.fromString("Orig.");
      m_rel_origin = Name.fromString("Orig");
  }
     
  public void test_ctor_empty()
  {
      try {
    new Name("");
    fail("TextParseException not thrown");
      }
      catch(TextParseException e ){}
  }

  public void test_ctor_at_null_origin() throws TextParseException
  {
      Name n = new Name("@");
      assertFalse(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(0, n.labels());
      assertEquals(0, n.length());
  }

  public void test_ctor_at_abs_origin() throws TextParseException
  {
      Name n = new Name("@", m_abs_origin);
      assertEquals(m_abs_origin, n);
  }
     
  public void test_ctor_at_rel_origin() throws TextParseException
  {
      Name n = new Name("@", m_rel_origin);
      assertEquals(m_rel_origin, n);
  }

  public void test_ctor_dot() throws TextParseException
  {
      Name n = new Name(".");
      assertEquals(Name.root, n);
      assertNotSame(Name.root, n);
      assertEquals(1, n.labels());
      assertEquals(1, n.length());
  }

  public void test_ctor_wildcard() throws TextParseException
  {
      Name n = new Name("*");
      assertFalse(n.isAbsolute());
      assertTrue(n.isWild());
      assertEquals(1, n.labels());
      assertEquals(2, n.length());
      assertTrue(Arrays.equals(new byte[] { 1, '*' }, n.getLabel(0)));
      assertEquals("*", n.getLabelString(0));
  }

  public void test_ctor_abs() throws TextParseException
  {
      Name n = new Name(m_abs);
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(4, n.labels());
      assertEquals(17, n.length());
      assertTrue(Arrays.equals(new byte[] { 3, 'W', 'W', 'W' },
             n.getLabel(0)));
      assertEquals("WWW", n.getLabelString(0));
      assertTrue(Arrays.equals(new byte[] { 7, 'D', 'n', 's', 'J', 'a', 'v', 'a' },
             n.getLabel(1)));
      assertEquals("DnsJava", n.getLabelString(1));
      assertTrue(Arrays.equals(new byte[] { 3, 'o', 'r', 'g' },
             n.getLabel(2)));
      assertEquals("org", n.getLabelString(2));
      assertTrue(Arrays.equals(new byte[] { 0 },
             n.getLabel(3)));
      assertEquals("", n.getLabelString(3));
  }

  public void test_ctor_rel() throws TextParseException
  {
      Name n = new Name(m_rel);
      assertFalse(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(2, n.labels());
      assertEquals(12, n.length());
      assertTrue(Arrays.equals(new byte[] { 3, 'W', 'W', 'W' },
             n.getLabel(0)));
      assertEquals("WWW", n.getLabelString(0));
      assertTrue(Arrays.equals(new byte[] { 7, 'D', 'n', 's', 'J', 'a', 'v', 'a' },
             n.getLabel(1)));
      assertEquals("DnsJava", n.getLabelString(1));
  }

  public void test_ctor_7label() throws TextParseException
  {
      // 7 is the number of label positions that are cached
      Name n = new Name("a.b.c.d.e.f.");
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(7, n.labels());
      assertEquals(13, n.length());
      assertTrue(Arrays.equals(new byte[] { 1, 'a' }, n.getLabel(0)));
      assertEquals("a", n.getLabelString(0));
      assertTrue(Arrays.equals(new byte[] { 1, 'b' }, n.getLabel(1)));
      assertEquals("b", n.getLabelString(1));
      assertTrue(Arrays.equals(new byte[] { 1, 'c' }, n.getLabel(2)));
      assertEquals("c", n.getLabelString(2));
      assertTrue(Arrays.equals(new byte[] { 1, 'd' }, n.getLabel(3)));
      assertEquals("d", n.getLabelString(3));
      assertTrue(Arrays.equals(new byte[] { 1, 'e' }, n.getLabel(4)));
      assertEquals("e", n.getLabelString(4));
      assertTrue(Arrays.equals(new byte[] { 1, 'f' }, n.getLabel(5)));
      assertEquals("f", n.getLabelString(5));
      assertTrue(Arrays.equals(new byte[] { 0 }, n.getLabel(6)));
      assertEquals("", n.getLabelString(6));
  }

  public void test_ctor_8label() throws TextParseException
  {
      // 7 is the number of label positions that are cached
      Name n = new Name("a.b.c.d.e.f.g.");
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(8, n.labels());
      assertEquals(15, n.length());
      assertTrue(Arrays.equals(new byte[] { 1, 'a' }, n.getLabel(0)));
      assertEquals("a", n.getLabelString(0));
      assertTrue(Arrays.equals(new byte[] { 1, 'b' }, n.getLabel(1)));
      assertEquals("b", n.getLabelString(1));
      assertTrue(Arrays.equals(new byte[] { 1, 'c' }, n.getLabel(2)));
      assertEquals("c", n.getLabelString(2));
      assertTrue(Arrays.equals(new byte[] { 1, 'd' }, n.getLabel(3)));
      assertEquals("d", n.getLabelString(3));
      assertTrue(Arrays.equals(new byte[] { 1, 'e' }, n.getLabel(4)));
      assertEquals("e", n.getLabelString(4));
      assertTrue(Arrays.equals(new byte[] { 1, 'f' }, n.getLabel(5)));
      assertEquals("f", n.getLabelString(5));
      assertTrue(Arrays.equals(new byte[] { 1, 'g' }, n.getLabel(6)));
      assertEquals("g", n.getLabelString(6));
      assertTrue(Arrays.equals(new byte[] { 0 }, n.getLabel(7)));
      assertEquals("", n.getLabelString(7));
  }

  public void test_ctor_abs_abs_origin() throws TextParseException
  {
      Name n = new Name(m_abs, m_abs_origin);
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(4, n.labels());
      assertEquals(17, n.length());
      assertTrue(Arrays.equals(new byte[] { 3, 'W', 'W', 'W' },
             n.getLabel(0)));
      assertEquals("WWW", n.getLabelString(0));
      assertTrue(Arrays.equals(new byte[] { 7, 'D', 'n', 's', 'J', 'a', 'v', 'a' },
             n.getLabel(1)));
      assertEquals("DnsJava", n.getLabelString(1));
      assertTrue(Arrays.equals(new byte[] { 3, 'o', 'r', 'g' },
             n.getLabel(2)));
      assertEquals("org", n.getLabelString(2));
      assertTrue(Arrays.equals(new byte[] { 0 },
             n.getLabel(3)));
      assertEquals("", n.getLabelString(3));
  }

  public void test_ctor_abs_rel_origin() throws TextParseException
  {
      Name n = new Name(m_abs, m_rel_origin);
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(4, n.labels());
      assertEquals(17, n.length());
      assertTrue(Arrays.equals(new byte[] { 3, 'W', 'W', 'W' },
             n.getLabel(0)));
      assertEquals("WWW", n.getLabelString(0));
      assertTrue(Arrays.equals(new byte[] { 7, 'D', 'n', 's', 'J', 'a', 'v', 'a' },
             n.getLabel(1)));
      assertEquals("DnsJava", n.getLabelString(1));
      assertTrue(Arrays.equals(new byte[] { 3, 'o', 'r', 'g' },
             n.getLabel(2)));
      assertEquals("org", n.getLabelString(2));
      assertTrue(Arrays.equals(new byte[] { 0 },
             n.getLabel(3)));
      assertEquals("", n.getLabelString(3));
  }

  public void test_ctor_rel_abs_origin() throws TextParseException
  {
      Name n = new Name(m_rel, m_abs_origin);
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(4, n.labels());
      assertEquals(18, n.length());
      assertTrue(Arrays.equals(new byte[] { 3, 'W', 'W', 'W' },
             n.getLabel(0)));
      assertEquals("WWW", n.getLabelString(0));
      assertTrue(Arrays.equals(new byte[] { 7, 'D', 'n', 's', 'J', 'a', 'v', 'a' },
             n.getLabel(1)));
      assertEquals("DnsJava", n.getLabelString(1));
      assertTrue(Arrays.equals(new byte[] { 4, 'O', 'r', 'i', 'g'},
             n.getLabel(2)));
      assertEquals("Orig", n.getLabelString(2));
      assertTrue(Arrays.equals(new byte[] { 0 },
             n.getLabel(3)));
      assertEquals("", n.getLabelString(3));
  }

  public void test_ctor_invalid_label()
  {
      try {
    new Name("junk..junk.");
    fail("TextParseException not thrown");
      }
      catch(TextParseException e){}
  }

  public void test_ctor_max_label() throws TextParseException
  {
      // name with a 63 char label
      Name n = new Name("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.b.");
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(3, n.labels());
      assertEquals(67, n.length());
      assertTrue(Arrays.equals(new byte[] { 63, 'a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a' },
             n.getLabel(0)));
      assertEquals("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", n.getLabelString(0));
      assertTrue(Arrays.equals(new byte[] { 1, 'b' },
             n.getLabel(1)));
      assertEquals("b", n.getLabelString(1));
      assertTrue(Arrays.equals(new byte[] { 0 },
             n.getLabel(2)));
      assertEquals("", n.getLabelString(2));
  }

  public void test_ctor_toobig_label()
  {
      // name with a 64 char label
      try {
    new Name("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.b.");
    fail("TextParseException not thrown");
      }
      catch(TextParseException e ){}
  }

  public void test_ctor_max_length_rel() throws TextParseException
  {
      // relative name with three 63-char labels and a 62-char label
      Name n = new Name("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb.ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc.dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd");
      assertFalse(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(4, n.labels());
      assertEquals(255, n.length());
  }
     
  public void test_ctor_max_length_abs() throws TextParseException
  {
      // absolute name with three 63-char labels and a 61-char label
      Name n = new Name("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb.ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc.ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd.");
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(5, n.labels());
      assertEquals(255, n.length());
  }

  public void test_ctor_escaped() throws TextParseException
  {
      Name n = new Name("ab\\123cd");
      assertFalse(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(1, n.labels());
      assertEquals(6, n.length());
      assertTrue(Arrays.equals(new byte[] { 5, 'a', 'b', (byte)123, 'c', 'd' }, n.getLabel(0)));
  }
     
  public void test_ctor_escaped_end() throws TextParseException
  {
      Name n = new Name("abcd\\123");
      assertFalse(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(1, n.labels());
      assertEquals(6, n.length());
      assertTrue(Arrays.equals(new byte[] { 5, 'a', 'b', 'c', 'd', (byte)123 }, n.getLabel(0)));
  }

  public void test_ctor_short_escaped() throws TextParseException
  {
      try {
    new Name("ab\\12cd");
    fail("TextParseException not throw");
      }
      catch(TextParseException e){}
  }
     
  public void test_ctor_short_escaped_end() throws TextParseException
  {
      try {
    new Name("ab\\12");
    fail("TextParseException not throw");
      }
      catch(TextParseException e){}
  }
     
  public void test_ctor_empty_escaped_end() throws TextParseException
  {
      try {
    new Name("ab\\");
    fail("TextParseException not throw");
      }
      catch(TextParseException e){}
  }
     
  public void test_ctor_toobig_escaped() throws TextParseException
  {
      try {
    new Name("ab\\256cd");
    fail("TextParseException not throw");
      }
      catch(TextParseException e){}
  }

  public void test_ctor_toobig_escaped_end() throws TextParseException
  {
      try {
    new Name("ab\\256");
    fail("TextParseException not throw");
      }
      catch(TextParseException e){}
  }

  public void test_ctor_max_label_escaped() throws TextParseException
  {
      // name with a 63 char label containing an escape
      Name n = new Name("aaaa\\100aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.b.");
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(3, n.labels());
      assertEquals(67, n.length());
      assertTrue(Arrays.equals(new byte[] { 63, 'a','a','a','a',(byte)100,'a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a' },
             n.getLabel(0)));
      assertTrue(Arrays.equals(new byte[] { 1, 'b' },
             n.getLabel(1)));
      assertEquals("b", n.getLabelString(1));
      assertTrue(Arrays.equals(new byte[] { 0 },
             n.getLabel(2)));
      assertEquals("", n.getLabelString(2));
  }

  public void test_ctor_max_labels() throws TextParseException
  {
      StringBuffer sb = new StringBuffer();
      for(int i=0; i<127; ++i){
    sb.append("a.");
      }
      Name n = new Name(sb.toString());
      assertTrue(n.isAbsolute());
      assertFalse(n.isWild());
      assertEquals(128, n.labels());
      assertEquals(255, n.length());
      for(int i=0; i<127; ++i){
    assertTrue(Arrays.equals(new byte[] { 1, 'a' }, n.getLabel(i)));
    assertEquals("a", n.getLabelString(i));
      }
      assertTrue(Arrays.equals(new byte[] { 0 }, n.getLabel(127)));
      assertEquals("", n.getLabelString(127));
  }

  public void test_ctor_toobig_label_escaped_end() throws TextParseException
  {
      try {
    // name with a 64 char label containing an escape at the end
    new Name("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\090.b.");
    fail("TextParseException not thrown");
      }
      catch(TextParseException e){}
  }

  public void test_ctor_toobig_label_escaped() throws TextParseException
  {
      try {
    // name with a 64 char label containing an escape at the end
    new Name("aaaaaaaaaaaaaaaaaaaaaaaaaaaa\\001aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.b.");
    fail("TextParseException not thrown");
      }
      catch(TextParseException e){}
  }

  public void test_fromString() throws TextParseException
  {
      Name n = new Name(m_rel, m_abs_origin);
      Name n2 = Name.fromString(m_rel, m_abs_origin);
      assertEquals(n, n2);
  }

  public void test_fromString_at() throws TextParseException
  {
      Name n = Name.fromString("@", m_rel_origin);
      assertSame(m_rel_origin, n);
  }

  public void test_fromString_dot() throws TextParseException
  {
      Name n = Name.fromString(".");
      assertSame(Name.root, n);
  }

  public void test_fromConstantString() throws TextParseException
  {
      Name n = new Name(m_abs);
      Name n2 = Name.fromConstantString(m_abs);
      assertEquals(n, n2);
  }

  public void test_fromConstantString_invalid()
  {
      try {
    Name.fromConstantString("junk..junk");
    fail("IllegalArgumentException not thrown");
      }
      catch(IllegalArgumentException e){}
  }
    }

    public static class Test_DNSInput_init extends TestCase
    {
  public void test_basic() throws IOException, TextParseException, WireParseException
  {
     
      final byte[] raw = new byte[]
    { 3, 'W', 'w', 'w', 7, 'D', 'n', 's', 'J', 'a', 'v', 'a', 3, 'o', 'r', 'g', 0 };
      Name e = Name.fromString("Www.DnsJava.org.");

      Name n = new Name(raw);
      assertEquals(e, n);
  }

  public void test_incomplete() throws IOException
  {
      try {
    new Name(new byte[] { 3, 'W', 'w', 'w' });
    fail("WireParseException not thrown");
      }
      catch(WireParseException e ){}
  }
 
  public void test_root() throws WireParseException
  {
      final byte[] raw = new byte[] { 0 };
      Name n = new Name(new DNSInput(raw));
      assertEquals(Name.root, n);
  }

  public void test_invalid_length() throws IOException
  {
      try {
    new Name(new byte[] { 4, 'W', 'w', 'w' });
    fail("WireParseException not thrown");
      }
      catch(WireParseException e ){}
  }

  public void test_max_label_length() throws TextParseException, WireParseException
  {
      byte[] raw = new byte[] { 63, 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 0 };
      Name e = Name.fromString("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb.");
     
      Name n = new Name(new DNSInput(raw));
      assertEquals(e, n);
  }

  public void test_max_name() throws TextParseException, WireParseException
  {
      // absolute name with three 63-char labels and a 61-char label
      Name e = new Name("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb.ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc.ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd.");
      byte[] raw = new byte[] { 63, 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 63, 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 63, 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 61, 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 0 };
     
      Name n = new Name(new DNSInput(raw));
      assertEquals(e, n);
  }

  public void test_toolong_name() throws TextParseException, WireParseException
  {
      // absolute name with three 63-char labels and a 62-char label
      byte[] raw = new byte[] { 63, 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'a', 63, 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 'b', 63, 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 'c', 62, 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 'd', 0 };
     
      try {
    new Name(new DNSInput(raw));
    fail("WireParseException not thrown");
      }
      catch(WireParseException e ){}
  }

  public void test_max_labels() throws TextParseException, WireParseException
  {
      byte[] raw = new byte[] { 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 0 };
      Name e = Name.fromString("a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.a.");
      Name n = new Name(new DNSInput(raw));
      assertEquals(128, n.labels());
      assertEquals(e, n);
  }

  public void test_toomany_labels() throws TextParseException, WireParseException
  {
      byte[] raw = new byte[] { 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 1, 'a', 0 };
      try {
    new Name(new DNSInput(raw));
    fail("WireParseException not thrown");
      }
      catch(WireParseException e ){}
  }

  public void test_basic_compression() throws TextParseException, WireParseException
  {
      byte[] raw = new byte[] { 10, 3, 'a', 'b', 'c', 0, (byte)0xC0, 1 };
      Name e = Name.fromString("abc.");
     
      DNSInput in = new DNSInput(raw);
      in.jump(6);
     
      Options.set("verbosecompression");
      Name n = new Name(in);
      Options.unset("verbosecompression");
      assertEquals(e, n);
  }

  public void test_two_pointer_compression() throws TextParseException, WireParseException
  {
      byte[] raw = new byte[] { 10, 3, 'a', 'b', 'c', 0, (byte)0xC0, 1, (byte)0xC0, 6 };
      Name e = Name.fromString("abc.");
     
      DNSInput in = new DNSInput(raw);
      in.jump(8);
     
      Name n = new Name(in);
      assertEquals(e, n);
  }

  public void test_two_part_compression() throws TextParseException, WireParseException
  {
      byte[] raw = new byte[] { 10, 3, 'a', 'b', 'c', 0, 1, 'B', (byte)0xC0, 1 };
      Name e = Name.fromString("B.abc.");
     
      DNSInput in = new DNSInput(raw);
      in.jump(6);
     
      Name n = new Name(in);
      assertEquals(e, n);
  }

  public void test_long_jump_compression() throws TextParseException, WireParseException
  {
      // pointer to name beginning at index 256
      byte[] raw = new byte[] { 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 3, 'a', 'b', 'c', 0, (byte)0xC1, 0 };
      Name e = Name.fromString("abc.");
     
      DNSInput in = new DNSInput(raw);
      in.jump(261);
      Name n = new Name(in);
      assertEquals(e, n);
  }

  public void test_bad_compression() throws TextParseException, WireParseException
  {
      byte[] raw = new byte[] { (byte)0xC0, 2, 0 };
      try {
    new Name(new DNSInput(raw));
    fail("WireParseException not thrown");
      }
      catch(WireParseException e ){}
  }

  public void test_basic_compression_state_restore() throws TextParseException, WireParseException
  {
      byte[] raw = new byte[] { 10, 3, 'a', 'b', 'c', 0, (byte)0xC0, 1, 3, 'd', 'e', 'f', 0 };
      Name e = Name.fromString("abc.");
      Name e2 = Name.fromString("def.");
     
      DNSInput in = new DNSInput(raw);
      in.jump(6);
     
      Name n = new Name(in);
      assertEquals(e, n);

      n = new Name(in);
      assertEquals(e2, n);
  }

  public void test_two_part_compression_state_restore() throws TextParseException, WireParseException
  {
      byte[] raw = new byte[] { 10, 3, 'a', 'b', 'c', 0, 1, 'B', (byte)0xC0, 1, 3, 'd', 'e', 'f', 0 };
      Name e = Name.fromString("B.abc.");
      Name e2 = Name.fromString("def.");
     
      DNSInput in = new DNSInput(raw);
      in.jump(6);
     
      Name n = new Name(in);
      assertEquals(e, n);

      n = new Name(in);
      assertEquals(e2, n);
  }
    }

    public void test_init_from_name() throws TextParseException
    {
  Name n = new Name("A.B.c.d.");
  Name e = new Name("B.c.d.");
  Name o = new Name(n, 1);
  assertEquals(e, o);
    }

    public void test_init_from_name_root() throws TextParseException
    {
  Name n = new Name("A.B.c.d.");
  Name o = new Name(n, 4);
  assertEquals(Name.root, o);
    }

    public void test_init_from_name_empty() throws TextParseException
    {
  Name n = new Name("A.B.c.d.");
  Name n2 = new Name(n, 5);

  assertFalse(n2.isAbsolute());
  assertFalse(n2.isWild());
  assertEquals(0, n2.labels());
  assertEquals(0, n2.length());
    }

    public void test_concatenate_basic() throws NameTooLongException, TextParseException
    {
  Name p = Name.fromString("A.B");
  Name s = Name.fromString("c.d.");
  Name e = Name.fromString("A.B.c.d.");
 
  Name n = Name.concatenate(p, s);
  assertEquals(e, n);
    }

    public void test_concatenate_abs_prefix() throws NameTooLongException, TextParseException
    {
  Name p = Name.fromString("A.B.");
  Name s = Name.fromString("c.d.");
  Name e = Name.fromString("A.B.");
 
  Name n = Name.concatenate(p, s);
  assertEquals(e, n);
    }

    public void test_concatenate_too_long() throws TextParseException
    {
  Name p = Name.fromString("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
  Name s = Name.fromString("ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc.ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd.");

  try {
      Name.concatenate(p, s);
      fail("NameTooLongException not thrown");
  }
  catch(NameTooLongException e ){}
    }

    public void test_relativize() throws TextParseException
    {
  Name sub = Name.fromString("a.b.c.");
  Name dom = Name.fromString("c.");
  Name exp = Name.fromString("a.b");

  Name n = sub.relativize(dom);
  assertEquals(exp, n);
    }

    public void test_relativize_null_origin() throws TextParseException
    {
  Name sub = Name.fromString("a.b.c.");
  Name dom = null;

  Name n = sub.relativize(dom);
  assertEquals(sub, n);
    }

    public void test_relativize_disjoint() throws TextParseException
    {
  Name sub = Name.fromString("a.b.c.");
  Name dom = Name.fromString("e.f.");

  Name n = sub.relativize(dom);
  assertEquals(sub, n);
    }

    public void test_relativize_root() throws TextParseException
    {
  Name sub = Name.fromString("a.b.c.");
  Name dom = Name.fromString(".");
  Name exp = Name.fromString("a.b.c");

  Name n = sub.relativize(dom);
  assertEquals(exp, n);
    }

    public void test_wild() throws TextParseException
    {
  Name sub = Name.fromString("a.b.c.");
  Name exp = Name.fromString("*.b.c.");

  Name n = sub.wild(1);
  assertEquals(exp, n);
    }

    public void test_wild_abs() throws TextParseException
    {
  Name sub = Name.fromString("a.b.c.");
  Name exp = Name.fromString("*.");

  Name n = sub.wild(3);
  assertEquals(exp, n);
    }

    public void test_wild_toobig() throws TextParseException
    {
  Name sub = Name.fromString("a.b.c.");
  try {
      sub.wild(4);
      fail("IllegalArgumentException not thrown");
  }
  catch(IllegalArgumentException e){}
    }

    public void test_wild_toosmall() throws TextParseException
    {
  Name sub = Name.fromString("a.b.c.");
  try {
      sub.wild(0);
      fail("IllegalArgumentException not thrown");
  }
  catch(IllegalArgumentException e){}
    }

    public void test_fromDNAME() throws NameTooLongException, TextParseException
    {
  Name own = new Name("the.owner.");
  Name alias = new Name("the.alias.");
  DNAMERecord dnr = new DNAMERecord(own, DClass.IN, 0xABCD, alias);
  Name sub = new Name("sub.the.owner.");
  Name exp = new Name("sub.the.alias.");

  Name n = sub.fromDNAME(dnr);
  assertEquals(exp, n);
    }

    public void test_fromDNAME_toobig() throws NameTooLongException, TextParseException
    {
  Name own = new Name("the.owner.");
  Name alias = new Name("the.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb.ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc.");
  DNAMERecord dnr = new DNAMERecord(own, DClass.IN, 0xABCD, alias);
  Name sub = new Name("ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd.the.owner.");

  try {
      sub.fromDNAME(dnr);
      fail("NameTooLongException not thrown");
  }
  catch(NameTooLongException e){}
    }

    public void test_fromDNAME_disjoint() throws NameTooLongException, TextParseException
    {
  Name own = new Name("the.owner.");
  Name alias = new Name("the.alias.");
  DNAMERecord dnr = new DNAMERecord(own, DClass.IN, 0xABCD, alias);
 
  Name sub = new Name("sub.the.other");

  assertNull(sub.fromDNAME(dnr));
    }

    public void test_subdomain_abs() throws TextParseException
    {
  Name dom = new Name("the.domain.");
  Name sub = new Name("sub.of.the.domain.");
  assertTrue(sub.subdomain(dom));
  assertFalse(dom.subdomain(sub));
    }

    public void test_subdomain_rel() throws TextParseException
    {
  Name dom = new Name("the.domain");
  Name sub = new Name("sub.of.the.domain");
  assertTrue(sub.subdomain(dom));
  assertFalse(dom.subdomain(sub));
    }

    public void test_subdomain_equal() throws TextParseException
    {
  Name dom = new Name("the.domain");
  Name sub = new Name("the.domain");
  assertTrue(sub.subdomain(dom));
  assertTrue(dom.subdomain(sub));
    }

    public void test_toString_abs() throws TextParseException
    {
  String in = "This.Is.My.Absolute.Name.";
  Name n = new Name(in);
 
  assertEquals(in, n.toString());
    }

    public void test_toString_rel() throws TextParseException
    {
  String in = "This.Is.My.Relative.Name";
  Name n = new Name(in);
 
  assertEquals(in, n.toString());
    }

    public void test_toString_at() throws TextParseException
    {
  Name n = new Name("@", null);
  assertEquals("@", n.toString());
    }

    public void test_toString_root() throws TextParseException
    {
  assertEquals(".", Name.root.toString());
    }

    public void test_toString_wild() throws TextParseException
    {
  String in = "*.A.b.c.e";
  Name n = new Name(in);
  assertEquals(in, n.toString());
    }

    public void test_toString_escaped() throws TextParseException
    {
  String in = "my.escaped.junk\\128.label.";
  Name n = new Name(in);
  assertEquals(in, n.toString());
    }

    public void test_toString_special_char() throws TextParseException, WireParseException
    {
  byte[] raw = new byte[] { 1, '"', 1, '(', 1, ')', 1, '.', 1, ';', 1, '\\', 1, '@', 1, '$', 0 };
  String exp = "\\\".\\(.\\).\\..\\;.\\\\.\\@.\\$.";
  Name n = new Name(new DNSInput(raw));
  assertEquals(exp, n.toString());
    }

    public static class Test_toWire extends TestCase
    {
  public void test_rel() throws TextParseException
  {
      Name n = new Name("A.Relative.Name");
      try {
    n.toWire(new DNSOutput(), null);
    fail("IllegalArgumentException not thrown");
      }
      catch(IllegalArgumentException e){}
  }

  public void test_null_Compression() throws TextParseException
  {
      byte[] raw = new byte[] { 1, 'A', 5, 'B', 'a', 's', 'i', 'c', 4, 'N', 'a', 'm', 'e', 0 };
      Name n = new Name("A.Basic.Name.");
     
      DNSOutput o = new DNSOutput();
      n.toWire(o, null);

      assertTrue(Arrays.equals(raw, o.toByteArray()));
  }

  public void test_empty_Compression() throws TextParseException
  {
      byte[] raw = new byte[] { 1, 'A', 5, 'B', 'a', 's', 'i', 'c', 4, 'N', 'a', 'm', 'e', 0 };
      Name n = new Name("A.Basic.Name.");
     
      Compression c = new Compression();
      DNSOutput o = new DNSOutput();
      n.toWire(o, c);

      assertTrue(Arrays.equals(raw, o.toByteArray()));
      assertEquals(0, c.get(n));
  }

  public void test_with_exact_Compression() throws TextParseException
  {
      Name n = new Name("A.Basic.Name.");
     
      Compression c = new Compression();
      c.add(256, n);
      byte[] exp = new byte[] { (byte)0xC1, 0x0 };

      DNSOutput o = new DNSOutput();
      n.toWire(o, c);
      assertTrue(Arrays.equals(exp, o.toByteArray()));
      assertEquals(256, c.get(n));
  }

  public void test_with_partial_Compression() throws TextParseException
  {
      Name d = new Name("Basic.Name.");
      Name n = new Name("A.Basic.Name.");
     
      Compression c = new Compression();
      c.add(257, d);
      byte[] exp = new byte[] { 1, 'A', (byte)0xC1, 0x1 };

      DNSOutput o = new DNSOutput();
      n.toWire(o, c);
      assertTrue(Arrays.equals(exp, o.toByteArray()));
      assertEquals(257, c.get(d));
      assertEquals(0, c.get(n));
  }

  public void test_0arg_rel() throws TextParseException
  {
      Name n = new Name("A.Relative.Name");
      try {
    n.toWire();
    fail("IllegalArgumentException not thrown");
      }
      catch(IllegalArgumentException e){}
  }

  public void test_0arg() throws TextParseException
  {
      byte[] raw = new byte[] { 1, 'A', 5, 'B', 'a', 's', 'i', 'c', 4, 'N', 'a', 'm', 'e', 0 };
      Name n = new Name("A.Basic.Name.");
     
      byte[] out = n.toWire();

      assertTrue(Arrays.equals(raw, out));
  }

  public void test_root()
  {
      byte[] out = Name.root.toWire();
      assertTrue(Arrays.equals(new byte[] { 0 }, out));
  }

  public void test_3arg() throws TextParseException
  {
      Name d = new Name("Basic.Name.");
      Name n = new Name("A.Basic.Name.");
     
      Compression c = new Compression();
      c.add(257, d);
      byte[] exp = new byte[] { 1, 'A', (byte)0xC1, 0x1 };

      DNSOutput o = new DNSOutput();
      n.toWire(o, c, false);
      assertTrue(Arrays.equals(exp, o.toByteArray()));
      assertEquals(257, c.get(d));
      assertEquals(0, c.get(n));
  }
    }

    public static class Test_toWireCanonical extends TestCase
    {
  public void test_basic() throws TextParseException
  {
      byte[] raw = new byte[] { 1, 'a', 5, 'b', 'a', 's', 'i', 'c', 4, 'n', 'a', 'm', 'e', 0 };
      Name n = new Name("A.Basic.Name.");
     
      DNSOutput o = new DNSOutput();
      n.toWireCanonical(o);

      assertTrue(Arrays.equals(raw, o.toByteArray()));
  }

  public void test_0arg() throws TextParseException
  {
      byte[] raw = new byte[] { 1, 'a', 5, 'b', 'a', 's', 'i', 'c', 4, 'n', 'a', 'm', 'e', 0 };
      Name n = new Name("A.Basic.Name.");
     
      byte[] out = n.toWireCanonical();

      assertTrue(Arrays.equals(raw, out));
  }

  public void test_root()
  {
      byte[] out = Name.root.toWireCanonical();
      assertTrue(Arrays.equals(new byte[] { 0 }, out));
  }

  public void test_empty() throws TextParseException
  {
      Name n = new Name("@", null);
      byte[] out = n.toWireCanonical();
      assertTrue(Arrays.equals(new byte[0], out));
  }

  public void test_3arg() throws TextParseException
  {
      Name d = new Name("Basic.Name.");
      Name n = new Name("A.Basic.Name.");
     
      Compression c = new Compression();
      c.add(257, d);
      byte[] exp = new byte[] { 1, 'a', 5, 'b', 'a', 's', 'i', 'c', 4, 'n', 'a', 'm', 'e', 0 };

      DNSOutput o = new DNSOutput();
      n.toWire(o, c, true);
      assertTrue(Arrays.equals(exp, o.toByteArray()));
      assertEquals(257, c.get(d));
      assertEquals(-1, c.get(n));
  }
    }

    public static class Test_equals extends TestCase
    {
  public void test_same() throws TextParseException
  {
      Name n = new Name("A.Name.");
      assertTrue(n.equals(n));
  }

  public void test_null() throws TextParseException
  {
      Name n = new Name("A.Name.");
      assertFalse(n.equals(null));
  }

  public void test_notName() throws TextParseException
  {
      Name n = new Name("A.Name.");
      assertFalse(n.equals(new Object()));
  }

  public void test_abs() throws TextParseException
  {
      Name n = new Name("A.Name.");
      Name n2 = new Name("a.name.");

      assertTrue(n.equals(n2));
      assertTrue(n2.equals(n));
  }

  public void test_rel() throws TextParseException
  {
      Name n1 = new Name("A.Relative.Name");
      Name n2 = new Name("a.relative.name");

      assertTrue(n1.equals(n2));
      assertTrue(n2.equals(n1));
  }

  public void test_mixed() throws TextParseException
  {
      Name n1 = new Name("A.Name");
      Name n2 = new Name("a.name.");

      assertFalse(n1.equals(n2));
      assertFalse(n2.equals(n1));
  }

  public void test_weird() throws TextParseException
  {
      Name n1 = new Name("ab.c");
      Name n2 = new Name("abc.");

      assertFalse(n1.equals(n2));
      assertFalse(n2.equals(n1));
  }
    }

    public static class Test_compareTo extends TestCase
    {
  public void test_notName() throws TextParseException
  {
      Name n = new Name("A.Name");
      try {
    n.compareTo(new Object());
    fail("ClassCastException not thrown");
      }
      catch(ClassCastException e ){}
  }

  public void test_same() throws TextParseException
  {
      Name n = new Name("A.Name");
      assertEquals(0, n.compareTo(n));
  }

  public void test_equal() throws TextParseException
  {
      Name n1 = new Name("A.Name.");
      Name n2 = new Name("a.name.");

      assertEquals(0, n1.compareTo(n2));
      assertEquals(0, n2.compareTo(n1));
  }

  public void test_close() throws TextParseException
  {
      Name n1 = new Name("a.name");
      Name n2 = new Name("a.name.");

      assertTrue(n1.compareTo(n2) > 0);
      assertTrue(n2.compareTo(n1) < 0);
  }

  public void test_disjoint() throws TextParseException
  {
      Name n1 = new Name("b");
      Name n2 = new Name("c");
     
      assertTrue(n1.compareTo(n2) < 0);
      assertTrue(n2.compareTo(n1) > 0);
  }

  public void test_label_prefix() throws TextParseException
  {
      Name n1 = new Name("thisIs.a.");
      Name n2 = new Name("thisIsGreater.a.");

      assertTrue(n1.compareTo(n2) < 0);
      assertTrue(n2.compareTo(n1) > 0);
  }

  public void test_more_labels() throws TextParseException
  {
      Name n1 = new Name("c.b.a.");
      Name n2 = new Name("d.c.b.a.");

      assertTrue(n1.compareTo(n2) < 0);
      assertTrue(n2.compareTo(n1) > 0);
  }
    }

    public static Test suite()
    {
  TestSuite s = new TestSuite();
  s.addTestSuite(Test_String_init.class);
  s.addTestSuite(Test_DNSInput_init.class);
  s.addTestSuite(NameTest.class);
  s.addTestSuite(Test_toWire.class);
  s.addTestSuite(Test_toWireCanonical.class);
  s.addTestSuite(Test_equals.class);
  s.addTestSuite(Test_compareTo.class);
  return s;
    }
}
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