/*
|
* CDDL HEADER START
|
*
|
* The contents of this file are subject to the terms of the
|
* Common Development and Distribution License, Version 1.0 only
|
* (the "License"). You may not use this file except in compliance
|
* with the License.
|
*
|
* You can obtain a copy of the license at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
|
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
|
* See the License for the specific language governing permissions
|
* and limitations under the License.
|
*
|
* When distributing Covered Code, include this CDDL HEADER in each
|
* file and include the License file at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
|
* add the following below this CDDL HEADER, with the fields enclosed
|
* by brackets "[]" replaced with your own identifying * information:
|
* Portions Copyright [yyyy] [name of copyright owner]
|
*
|
* CDDL HEADER END
|
*
|
*
|
* Portions Copyright 2006 Sun Microsystems, Inc.
|
*/
|
package org.opends.server.protocols.asn1;
|
|
|
|
import java.util.*;
|
import junit.framework.*;
|
import org.opends.server.*;
|
|
import static org.opends.server.util.StaticUtils.*;
|
|
|
|
/**
|
* This class defines a set of JUnit tests for the
|
* org.opends.server.protocols.asn1.ASN1Integer class.
|
*
|
*
|
* @author Neil A. Wilson
|
*/
|
public class TestASN1Integer
|
extends DirectoryServerTestCase
|
{
|
// The set of encoded values for the test integers.
|
private ArrayList<byte[]> testEncodedIntegers;
|
|
// The set of integer values to use in test cases.
|
private ArrayList<Integer> testIntegers;
|
|
|
|
/**
|
* Creates a new instance of this JUnit test case with the provided name.
|
*
|
* @param name The name to use for this JUnit test case.
|
*/
|
public TestASN1Integer(String name)
|
{
|
super(name);
|
}
|
|
|
|
/**
|
* Performs any necessary initialization for this test case.
|
*/
|
public void setUp()
|
{
|
testIntegers = new ArrayList<Integer>();
|
testEncodedIntegers = new ArrayList<byte[]>();
|
|
// Add all values that can be encoded using a single byte.
|
for (int i=0; i < 128; i++)
|
{
|
testIntegers.add(i);
|
testEncodedIntegers.add(new byte[] { (byte) (i & 0xFF) });
|
}
|
|
testIntegers.add(0x80); // The smallest 2-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x00, (byte) 0x80 });
|
|
testIntegers.add(0xFF); // A boundary case for 2-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x00, (byte) 0xFF });
|
|
testIntegers.add(0x0100); // A boundary case for 2-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x01, (byte) 0x00 });
|
|
testIntegers.add(0x7FFF); // The largest 2-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x7F, (byte) 0xFF });
|
|
testIntegers.add(0x8000); // The smallest 3-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x00, (byte) 0x80,
|
(byte) 0x00 });
|
|
testIntegers.add(0xFFFF); // A boundary case for 3-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x00, (byte) 0xFF,
|
(byte) 0xFF });
|
|
testIntegers.add(0x010000); // A boundary case for 3-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x01, (byte) 0x00,
|
(byte) 0x00 });
|
|
testIntegers.add(0x7FFFFF); // The largest 3-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x7F, (byte) 0xFF,
|
(byte) 0xFF });
|
|
testIntegers.add(0x800000); // The smallest 4-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x00, (byte) 0x80,
|
(byte) 0x00, (byte) 0x00 });
|
|
testIntegers.add(0xFFFFFF); // A boundary case for 4-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x00, (byte) 0xFF,
|
(byte) 0xFF, (byte) 0xFF });
|
|
testIntegers.add(0x01000000); // A boundary case for 4-byte encoding.
|
testEncodedIntegers.add(new byte[] { (byte) 0x01, (byte) 0x00,
|
(byte) 0x00, (byte) 0x00 });
|
|
testIntegers.add(0x7FFFFFFF); // The largest value we will allow.
|
testEncodedIntegers.add(new byte[] { (byte) 0x7F, (byte) 0xFF,
|
(byte) 0xFF, (byte) 0xFF });
|
}
|
|
|
|
/**
|
* Performs any necessary cleanup for this test case.
|
*/
|
public void tearDown()
|
{
|
// No implementation required.
|
}
|
|
|
|
/**
|
* Tests the <CODE>intValue</CODE> method.
|
*/
|
public void testIntValue()
|
{
|
for (int i : testIntegers)
|
{
|
ASN1Integer element = new ASN1Integer(i);
|
|
try
|
{
|
assertEquals(i, element.intValue());
|
}
|
catch (AssertionFailedError afe)
|
{
|
printError("intValue failed for intValue=" + i);
|
throw afe;
|
}
|
}
|
}
|
|
|
|
/**
|
* Tests the <CODE>setValue</CODE> method that takes an int argument.
|
*/
|
public void testSetIntValue()
|
{
|
ASN1Integer element = new ASN1Integer(0);
|
|
int numIntegers = testIntegers.size();
|
for (int i=0; i < numIntegers; i++)
|
{
|
int intValue = testIntegers.get(i);
|
byte[] encodedIntValue = testEncodedIntegers.get(i);
|
|
element.setValue(intValue);
|
try
|
{
|
assertEquals(intValue, element.intValue());
|
}
|
catch (AssertionFailedError afe)
|
{
|
printError("setValue(" + intValue + ") failed in intValue");
|
throw afe;
|
}
|
|
try
|
{
|
assertTrue(Arrays.equals(encodedIntValue, element.value()));
|
}
|
catch (AssertionFailedError afe)
|
{
|
printError("setValue(" + intValue + ") failed in value");
|
throw afe;
|
}
|
}
|
}
|
|
|
|
/**
|
* Tests the <CODE>setValue</CODE> method that takes a byte array argument.
|
*/
|
public void testSetByteValue()
|
{
|
ASN1Integer element = new ASN1Integer(0);
|
|
int numIntegers = testIntegers.size();
|
for (int i=0; i < numIntegers; i++)
|
{
|
int intValue = testIntegers.get(i);
|
byte[] encodedIntValue = testEncodedIntegers.get(i);
|
|
try
|
{
|
element.setValue(encodedIntValue);
|
}
|
catch (ASN1Exception ae)
|
{
|
String message = "setValue(byte[]) threw an exception for intValue=" +
|
intValue;
|
printError(message);
|
printException(ae);
|
throw new AssertionFailedError(message + " -- " +
|
stackTraceToSingleLineString(ae));
|
}
|
|
try
|
{
|
assertEquals(intValue, element.intValue());
|
}
|
catch (AssertionFailedError afe)
|
{
|
printError("setValue(byte[]) failed for intValue=" + intValue);
|
throw afe;
|
}
|
}
|
}
|
|
|
|
/**
|
* Tests the <CODE>decodeAsInteger</CODE> method that takes an ASN.1 element
|
* argument.
|
*/
|
public void testDecodeElementAsInteger()
|
{
|
int numIntegers = testIntegers.size();
|
for (int i=0; i < numIntegers; i++)
|
{
|
int intValue = testIntegers.get(i);
|
byte[] encodedIntValue = testEncodedIntegers.get(i);
|
|
ASN1Element element = new ASN1Element((byte) 0x00, encodedIntValue);
|
|
try
|
{
|
assertEquals(intValue, ASN1Integer.decodeAsInteger(element).intValue());
|
}
|
catch (ASN1Exception ae)
|
{
|
String message = "decodeAsInteger(element(" + intValue +
|
")) threw an exception for type=00";
|
printError(message);
|
printException(ae);
|
throw new AssertionFailedError(message + " -- " +
|
stackTraceToSingleLineString(ae));
|
}
|
catch (AssertionFailedError afe)
|
{
|
printError("decodeAsInteger(element(" + intValue +
|
")) failed for type=00");
|
throw afe;
|
}
|
|
|
element = new ASN1Element((byte) 0x02, encodedIntValue);
|
|
try
|
{
|
assertEquals(intValue, ASN1Integer.decodeAsInteger(element).intValue());
|
}
|
catch (ASN1Exception ae)
|
{
|
String message = "decodeAsInteger(element(" + intValue +
|
")) threw an exception for type=02";
|
printError(message);
|
printException(ae);
|
throw new AssertionFailedError(message + " -- " +
|
stackTraceToSingleLineString(ae));
|
}
|
catch (AssertionFailedError afe)
|
{
|
printError("decodeAsInteger(element(" + intValue +
|
")) failed for type=02");
|
throw afe;
|
}
|
}
|
}
|
|
|
|
/**
|
* Tests the <CODE>decodeAsInteger</CODE> method that takes a byte array
|
* argument.
|
*/
|
public void testDecodeBytesAsInteger()
|
{
|
int numIntegers = testIntegers.size();
|
for (int i=0; i < numIntegers; i++)
|
{
|
int intValue = testIntegers.get(i);
|
byte[] encodedIntValue = testEncodedIntegers.get(i);
|
byte[] encodedLength = ASN1Element.encodeLength(encodedIntValue.length);
|
byte[] encodedElement = new byte[1 + encodedLength.length +
|
encodedIntValue.length];
|
|
encodedElement[0] = (byte) 0x00;
|
System.arraycopy(encodedLength, 0, encodedElement, 1,
|
encodedLength.length);
|
System.arraycopy(encodedIntValue, 0, encodedElement,
|
1+encodedLength.length, encodedIntValue.length);
|
|
try
|
{
|
assertEquals(intValue,
|
ASN1Integer.decodeAsInteger(encodedElement).intValue());
|
}
|
catch (ASN1Exception ae)
|
{
|
String message = "decodeAsInteger(byte[]) threw an exception for " +
|
"type=00, intValue=" + intValue;
|
printError(message);
|
printException(ae);
|
throw new AssertionFailedError(message + " -- " +
|
stackTraceToSingleLineString(ae));
|
}
|
catch (AssertionFailedError afe)
|
{
|
printError("decodeAsInteger(byte[]) failed for type=00, " +
|
"intValue=" + intValue);
|
throw afe;
|
}
|
|
|
encodedElement[0] = (byte) 0x02;
|
try
|
{
|
assertEquals(intValue,
|
ASN1Integer.decodeAsInteger(encodedElement).intValue());
|
}
|
catch (ASN1Exception ae)
|
{
|
String message = "decodeAsInteger(byte[]) threw an exception for " +
|
"type=02, intValue=" + intValue;
|
printError(message);
|
printException(ae);
|
throw new AssertionFailedError(message + " -- " +
|
stackTraceToSingleLineString(ae));
|
}
|
catch (AssertionFailedError afe)
|
{
|
printError("decodeAsInteger(byte[]) failed for type=02, " +
|
"intValue=" + intValue);
|
throw afe;
|
}
|
}
|
}
|
}
|
