// -*- 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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.//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));	}