hinforecordtest.java

DNS Java 是java实现的DNS

// -*- Java -*-
//
// Copyright (c) 2005, Matthew J. Rutherford <[e-mail]>
// 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
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// (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.TestCase;

public class HINFORecordTest extends TestCase
{
    public void test_ctor_0arg()
    {
	HINFORecord dr = new HINFORecord();
	assertNull(dr.getName());
	assertEquals(0, dr.getType());
	assertEquals(0, dr.getDClass());
	assertEquals(0, dr.getTTL());
    }
    
    public void test_getObject()
    {
	HINFORecord dr = new HINFORecord();
	Record r = dr.getObject();
	assertTrue(r instanceof HINFORecord);
    }

    public void test_ctor_5arg() throws TextParseException
    {
	Name n = Name.fromString("The.Name.");
	long ttl = 0xABCDL;
	String cpu = "i686 Intel(R) Pentium(R) M processor 1.70GHz GenuineIntel GNU/Linux";
	String os = "Linux troy 2.6.10-gentoo-r6 #8 Wed Apr 6 21:25:04 MDT 2005";
	
	HINFORecord dr = new HINFORecord(n, DClass.IN, ttl, cpu, os);
	assertEquals(n, dr.getName());
	assertEquals(DClass.IN, dr.getDClass());
	assertEquals(Type.HINFO, dr.getType());
	assertEquals(ttl, dr.getTTL());
	assertEquals(cpu, dr.getCPU());
	assertEquals(os, dr.getOS());
    }

    public void test_ctor_5arg_invalid_CPU() throws TextParseException
    {
	Name n = Name.fromString("The.Name.");
	long ttl = 0xABCDL;
	String cpu = "i686 Intel(R) Pentium(R) M \\256 processor 1.70GHz GenuineIntel GNU/Linux";
	String os = "Linux troy 2.6.10-gentoo-r6 #8 Wed Apr 6 21:25:04 MDT 2005";
	
	try {
	    new HINFORecord(n, DClass.IN, ttl, cpu, os);
	    fail("IllegalArgumentException not thrown");
	}
	catch(IllegalArgumentException e){}
    }

    public void test_ctor_5arg_invalid_OS() throws TextParseException
    {
	Name n = Name.fromString("The.Name.");
	long ttl = 0xABCDL;
	String cpu = "i686 Intel(R) Pentium(R) M processor 1.70GHz GenuineIntel GNU/Linux";
	String os = "Linux troy 2.6.10-gentoo-r6 \\1 #8 Wed Apr 6 21:25:04 MDT 2005";
	
	try {
	    new HINFORecord(n, DClass.IN, ttl, cpu, os);
	    fail("IllegalArgumentException not thrown");
	}
	catch(IllegalArgumentException e){}
    }

    public void test_rrFromWire() throws IOException
    {
	String cpu = "Intel(R) Pentium(R) M processor 1.70GHz";
	String os = "Linux troy 2.6.10-gentoo-r6";

	byte[] raw = new byte[] { 39, 'I', 'n', 't', 'e', 'l', '(', 'R', ')', ' ', 'P', 'e', 'n', 't', 'i', 'u', 'm', '(', 'R', ')', ' ', 'M', ' ', 'p', 'r', 'o', 'c', 'e', 's', 's', 'o', 'r', ' ', '1', '.', '7', '0', 'G', 'H', 'z',
				  27, 'L', 'i', 'n', 'u', 'x', ' ', 't', 'r', 'o', 'y', ' ', '2', '.', '6', '.', '1', '0', '-', 'g', 'e', 'n', 't', 'o', 'o', '-', 'r', '6' };
				  
	DNSInput in = new DNSInput(raw);

	HINFORecord dr = new HINFORecord();
	dr.rrFromWire(in);
	assertEquals(cpu, dr.getCPU());
	assertEquals(os, dr.getOS());
    }

    public void test_rdataFromString() throws IOException
    {
	String cpu = "Intel(R) Pentium(R) M processor 1.70GHz";
	String os = "Linux troy 2.6.10-gentoo-r6";

	Tokenizer t = new Tokenizer("\"" + cpu + "\" \"" + os + "\"");

	HINFORecord dr = new HINFORecord();
	dr.rdataFromString(t, null);
	assertEquals(cpu, dr.getCPU());
	assertEquals(os, dr.getOS());
    }

    public void test_rdataFromString_invalid_CPU() throws IOException
    {
	String cpu = "Intel(R) Pentium(R) \\388 M processor 1.70GHz";
	String os = "Linux troy 2.6.10-gentoo-r6";

	Tokenizer t = new Tokenizer("\"" + cpu + "\" \"" + os + "\"");

	HINFORecord dr = new HINFORecord();
	try {
	    dr.rdataFromString(t, null);
	    fail("TextParseException not thrown");
	}
	catch(TextParseException e){}
    }

    public void test_rdataFromString_invalid_OS() throws IOException
    {
	String cpu = "Intel(R) Pentium(R) M processor 1.70GHz";

	Tokenizer t = new Tokenizer("\"" + cpu + "\"");

	HINFORecord dr = new HINFORecord();
	try {
	    dr.rdataFromString(t, null);
	    fail("TextParseException not thrown");
	}
	catch(TextParseException e){}
    }

    public void test_rrToString() throws TextParseException
    {
	String cpu = "Intel(R) Pentium(R) M processor 1.70GHz";
	String os = "Linux troy 2.6.10-gentoo-r6";

	String exp = "\"" + cpu + "\" \"" + os + "\"";

	HINFORecord dr = new HINFORecord(Name.fromString("The.Name."), DClass.IN, 0x123,
					 cpu, os);
	assertEquals(exp, dr.rrToString());
    }

    public void test_rrToWire() throws TextParseException
    {
	String cpu = "Intel(R) Pentium(R) M processor 1.70GHz";
	String os = "Linux troy 2.6.10-gentoo-r6";
	byte[] raw = new byte[] { 39, 'I', 'n', 't', 'e', 'l', '(', 'R', ')', ' ', 'P', 'e', 'n', 't', 'i', 'u', 'm', '(', 'R', ')', ' ', 'M', ' ', 'p', 'r', 'o', 'c', 'e', 's', 's', 'o', 'r', ' ', '1', '.', '7', '0', 'G', 'H', 'z',
				  27, 'L', 'i', 'n', 'u', 'x', ' ', 't', 'r', 'o', 'y', ' ', '2', '.', '6', '.', '1', '0', '-', 'g', 'e', 'n', 't', 'o', 'o', '-', 'r', '6' };
				  
	HINFORecord dr = new HINFORecord(Name.fromString("The.Name."), DClass.IN, 0x123,
					 cpu, os);

	DNSOutput out = new DNSOutput();
	dr.rrToWire(out, null, true);

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