/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying * information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Portions Copyright 2006 Sun Microsystems, Inc.
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*/
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package org.opends.server.protocols.asn1;
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import static org.opends.server.util.StaticUtils.getBytes;
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import static org.testng.AssertJUnit.assertEquals;
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import static org.testng.AssertJUnit.assertTrue;
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import java.util.ArrayList;
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import java.util.Arrays;
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import org.testng.annotations.Test;
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import org.testng.annotations.BeforeClass;
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/**
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* This class defines a set of tests for the
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* org.opends.server.protocols.asn1.ASN1OctetString class.
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*/
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public class TestASN1OctetString extends ASN1TestCase {
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// The set of binary values that should be used in test cases.
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private ArrayList<byte[]> testByteValues;
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// The set of encoded versions of the provided string values.
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private ArrayList<byte[]> testEncodedStrings;
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// The set of string values that should be used in test cases.
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private ArrayList<String> testStrings;
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/**
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* Performs any necessary initialization for this test case.
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*/
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@BeforeClass
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public void setUp() {
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// Initialize the set of binary values. Don't make these too big
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// since they
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// consume memory.
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testByteValues = new ArrayList<byte[]>();
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testByteValues.add(null); // The null value.
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testByteValues.add(new byte[0x00]); // The zero-byte value.
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testByteValues.add(new byte[0x01]); // The single-byte value.
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testByteValues.add(new byte[0x7F]); // The largest 1-byte length
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// encoding.
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testByteValues.add(new byte[0x80]);
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testByteValues.add(new byte[0xFF]); // The largest 2-byte length
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// encoding.
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testByteValues.add(new byte[0x0100]);
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testByteValues.add(new byte[0xFFFF]); // The largest 3-byte length
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// encoding.
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testByteValues.add(new byte[0x010000]);
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// Initialize the set of string values.
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testStrings = new ArrayList<String>();
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testEncodedStrings = new ArrayList<byte[]>();
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testStrings.add(null);
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testEncodedStrings.add(new byte[0]);
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testStrings.add("");
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testEncodedStrings.add(new byte[0]);
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String lastString = "";
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for (int i = 0; i <= 256; i++) {
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String newString = lastString + "a";
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testStrings.add(newString);
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testEncodedStrings.add(getBytes(newString));
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lastString = newString;
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}
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}
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/**
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* Tests the <CODE>stringValue</CODE> method.
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*/
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@Test()
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public void testStringValue() {
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for (String s : testStrings) {
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if (s == null) {
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assertEquals("", new ASN1OctetString(s).stringValue());
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} else {
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assertEquals(s, new ASN1OctetString(s).stringValue());
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}
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}
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}
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/**
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* Tests the <CODE>setValue</CODE> method that takes a string
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* argument.
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*/
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@Test()
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public void testSetStringValue() {
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ASN1OctetString element = new ASN1OctetString();
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int numStrings = testStrings.size();
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for (int i = 0; i < numStrings; i++) {
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String s = testStrings.get(i);
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byte[] b = testEncodedStrings.get(i);
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String compareValue;
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if (s == null) {
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compareValue = "";
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} else {
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compareValue = s;
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}
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element.setValue(s);
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assertEquals(compareValue, element.stringValue());
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assertTrue(Arrays.equals(b, element.value()));
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}
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}
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/**
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* Tests the <CODE>setValue</CODE> method that takes a byte array
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* argument.
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*/
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@Test()
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public void testSetByteValue() {
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ASN1OctetString element = new ASN1OctetString();
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// Test the binary representations.
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for (byte[] value : testByteValues) {
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byte[] compareValue;
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if (value == null) {
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compareValue = new byte[0];
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} else {
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compareValue = value;
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}
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element.setValue(value);
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assertTrue(Arrays.equals(compareValue, element.value()));
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}
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// Test the string representations.
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int numStrings = testStrings.size();
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for (int i = 0; i < numStrings; i++) {
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String s = testStrings.get(i);
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byte[] b = testEncodedStrings.get(i);
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String compareString;
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if (s == null) {
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compareString = "";
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} else {
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compareString = s;
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}
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element.setValue(b);
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assertEquals(compareString, element.stringValue());
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assertTrue(Arrays.equals(b, element.value()));
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}
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}
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/**
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* Tests the <CODE>decodeAsOctetString</CODE> method that takes an
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* ASN.1 element argument.
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*
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* @throws Exception
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* If the test failed unexpectedly.
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*/
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@Test()
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public void testDecodeElementAsOctetString() throws Exception {
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// Run tests with the binary values.
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for (byte[] value : testByteValues) {
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ASN1Element element = new ASN1Element((byte) 0x00, value);
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byte[] compareValue;
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if (value == null) {
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compareValue = new byte[0];
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} else {
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compareValue = value;
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}
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assertTrue(Arrays.equals(compareValue, ASN1OctetString
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.decodeAsOctetString(element).value()));
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}
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// Run tests with the string values.
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int numStrings = testStrings.size();
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for (int i = 0; i < numStrings; i++) {
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String s = testStrings.get(i);
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byte[] b = testEncodedStrings.get(i);
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String compareString;
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if (s == null) {
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compareString = "";
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} else {
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compareString = s;
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}
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ASN1Element element = new ASN1Element((byte) 0x00, b);
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assertEquals(compareString, ASN1OctetString.decodeAsOctetString(
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element).stringValue());
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}
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}
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/**
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* Tests the <CODE>decodeAsOctetString</CODE> method that takes a
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* byte array argument.
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*
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* @throws Exception
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* If the test failed unexpectedly.
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*/
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@Test()
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public void testDecodeBytesAsOctetString() throws Exception {
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// Run tests with the binary values.
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for (byte[] value : testByteValues) {
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byte[] encodedLength;
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byte[] encodedElement;
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if (value == null) {
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encodedLength = ASN1Element.encodeLength(0);
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encodedElement = new byte[1 + encodedLength.length];
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} else {
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encodedLength = ASN1Element.encodeLength(value.length);
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encodedElement = new byte[1 + encodedLength.length + value.length];
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}
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encodedElement[0] = (byte) 0x00;
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System.arraycopy(encodedLength, 0, encodedElement, 1,
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encodedLength.length);
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if (value != null) {
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System.arraycopy(value, 0, encodedElement,
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1 + encodedLength.length, value.length);
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}
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byte[] compareValue;
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if (value == null) {
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compareValue = new byte[0];
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} else {
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compareValue = value;
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}
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assertTrue(Arrays.equals(compareValue, ASN1OctetString
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.decodeAsOctetString(encodedElement).value()));
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}
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// Run tests with the string values.
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int numStrings = testStrings.size();
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for (int i = 0; i < numStrings; i++) {
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String s = testStrings.get(i);
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byte[] b = testEncodedStrings.get(i);
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String compareString;
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if (s == null) {
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compareString = "";
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} else {
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compareString = s;
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}
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byte[] encodedLength = ASN1Element.encodeLength(b.length);
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byte[] encodedElement = new byte[1 + encodedLength.length + b.length];
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encodedElement[0] = (byte) 0x00;
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System.arraycopy(encodedLength, 0, encodedElement, 1,
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encodedLength.length);
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System.arraycopy(b, 0, encodedElement, 1 + encodedLength.length,
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b.length);
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assertEquals(compareString, ASN1OctetString.decodeAsOctetString(
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encodedElement).stringValue());
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}
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}
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/**
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* Tests the <CODE>duplicate</CODE> method.
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*/
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@Test()
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public void testDuplicate() {
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// Run tests with the binary values.
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for (byte[] value : testByteValues) {
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ASN1OctetString os1 = new ASN1OctetString(value);
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ASN1OctetString os2 = os1.duplicate();
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assertEquals(os1, os2);
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assertEquals(os1.hashCode(), os2.hashCode());
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}
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// Run tests with the string values.
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int numStrings = testStrings.size();
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for (int i = 0; i < numStrings; i++) {
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String s = testStrings.get(i);
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String compareString;
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if (s == null) {
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compareString = "";
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} else {
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compareString = s;
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}
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ASN1OctetString os1 = new ASN1OctetString(s);
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ASN1OctetString os2 = os1.duplicate();
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assertEquals(os1, os2);
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assertEquals(compareString, os2.stringValue());
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assertEquals(os1.hashCode(), os2.hashCode());
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}
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}
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}
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