/** Tests the <CODE>write/readNull</CODE> methods. */
@Test
public void testEncodeDecodeNull() throws Exception {
getWriter().writeNull();
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), 0);
assertEquals(r.peekType(), ASN1.UNIVERSAL_NULL_TYPE);
r.readNull();
}
/**
* Tests the <CODE>write/readInteger</CODE> methods with Java longs.
*
* @param l The long value to use for the test.
*/
@Test(dataProvider = "longValues")
public void testEncodeDecodeInteger(final long l, final int length) throws Exception {
getWriter().writeInteger(l);
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), length);
assertEquals(r.peekType(), ASN1.UNIVERSAL_INTEGER_TYPE);
assertEquals(r.readInteger(), l);
}
/**
* Tests the <CODE>write/readInteger</CODE> methods with Java ints.
*
* @param i The integer value to use for the test.
*/
@Test(dataProvider = "intValues")
public void testEncodeDecodeEnuerated(final int i, final int length) throws Exception {
getWriter().writeEnumerated(i);
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), length);
assertEquals(r.peekType(), ASN1.UNIVERSAL_ENUMERATED_TYPE);
assertEquals(r.readInteger(), i);
}
/**
* Tests the <CODE>write/readBoolean</CODE> methods.
*
* @param b The boolean value to use in the test.
*/
@Test(dataProvider = "booleanValues")
public void testEncodeDecodeBoolean(final boolean b) throws Exception {
getWriter().writeBoolean(b);
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), 1);
assertEquals(r.peekType(), ASN1.UNIVERSAL_BOOLEAN_TYPE);
assertEquals(r.readBoolean(), b);
}
/** Tests the <CODE>write/readOctetString</CODE> methods. */
@Test(dataProvider = "stringValues")
public void testEncodeDecodeOctetString(final String s) throws Exception {
getWriter().writeOctetString(s);
final String expected = s != null ? s : "";
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), StaticUtils.getBytes(expected).length);
assertEquals(r.peekType(), ASN1.UNIVERSAL_OCTET_STRING_TYPE);
assertEquals(r.readOctetStringAsString(), expected);
}
/** Tests the <CODE>write/readNull</CODE> methods. */
@Test
public void testEncodeDecodeNullType() throws Exception {
for (final byte type : testTypes) {
getWriter().writeNull(type);
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), 0);
assertEquals(r.peekType(), type);
r.readNull();
}
}
/**
* Tests the <CODE>write/readInteger</CODE> methods wiht JavaLongs.
*
* @param l The long value to use for the test.
*/
@Test(dataProvider = "longValues")
public void testEncodeDecodeIntegerType(final long l, final int length) throws Exception {
for (final byte type : testTypes) {
getWriter().writeInteger(type, l);
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), length);
assertEquals(r.peekType(), type);
assertEquals(r.readInteger(), l);
}
}
/**
* Tests the <CODE>write/readBoolean</CODE> methods.
*
* @param b The boolean value to use in the test.
*/
@Test(dataProvider = "booleanValues")
public void testEncodeDecodeBooleanType(final boolean b) throws Exception {
for (final byte type : testTypes) {
getWriter().writeBoolean(type, b);
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), 1);
assertEquals(r.peekType(), type);
assertEquals(r.readBoolean(), b);
}
}
/** Tests the <CODE>write/readOctetString</CODE> methods. */
@Test(dataProvider = "stringValues")
public void testEncodeDecodeOctetStringType(final String s) throws Exception {
for (final byte type : testTypes) {
getWriter().writeOctetString(type, s);
final String expected = s != null ? s : "";
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), StaticUtils.getBytes(expected).length);
assertEquals(r.peekType(), type);
assertEquals(r.readOctetStringAsString(), expected);
}
}
/**
* Reads an LDAP message from the associated input stream.
*
* @return The LDAP message read from the associated input stream, or <CODE>null</CODE> if the end
* of the stream has been reached.
* @throws IOException If a problem occurs while attempting to read from the input stream.
* @throws ASN1Exception If a problem occurs while attempting to decode the data read as an ASN.1
* sequence.
* @throws LDAPException If a problem occurs while attempting to decode the LDAP message.
*/
public LDAPMessage readMessage() throws IOException, ASN1Exception, LDAPException {
debugInputStream.setRecordingEnabled(debugEnabled());
if (!asn1Reader.hasNextElement()) {
// EOF was reached...
return null;
}
LDAPMessage message = org.opends.server.protocols.ldap.LDAPReader.readMessage(asn1Reader);
if (debugInputStream.isRecordingEnabled()) {
ByteString bytesRead = debugInputStream.getRecordedBytes();
debugInputStream.clearRecordedBytes();
StringBuilder builder = new StringBuilder();
builder.append("bytes read from wire(len=");
builder.append(bytesRead.length());
builder.append("):");
builder.append(ServerConstants.EOL);
bytesRead.toHexPlusAscii(builder, 4);
TRACER.debugProtocolElement(DebugLogLevel.VERBOSE, builder.toString());
TRACER.debugProtocolElement(DebugLogLevel.VERBOSE, message.toString());
}
return message;
}
/** Tests the <CODE>write/readOctetString</CODE> methods. */
@Test
public void testEncodeDecodeOctetStringOffLen() throws Exception {
final byte[] b = new byte[] {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07};
for (int i = 0; i < 5; i += 2) {
final byte[] bsb = new byte[3];
System.arraycopy(b, i, bsb, 0, 3);
final ByteString bs = ByteString.wrap(bsb);
getWriter().writeOctetString(b, i, 3);
final ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), 3);
assertEquals(r.peekType(), ASN1.UNIVERSAL_OCTET_STRING_TYPE);
assertTrue(bs.equals(r.readOctetString()));
}
}
/** Tests the <CODE>write/readOctetString</CODE> methods. */
@Test(dataProvider = "binaryValues")
public void testEncodeDecodeOctetStringType(final byte[] b) throws Exception {
final ByteString bs = ByteString.wrap(b);
final ByteStringBuilder bsb = new ByteStringBuilder();
for (final byte type : testTypes) {
bsb.clear();
getWriter().writeOctetString(type, bs);
ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), b.length);
assertEquals(r.peekType(), type);
r.readOctetString(bsb);
assertTrue(bs.equals(bsb));
bsb.clear();
getWriter().writeOctetString(type, b, 0, b.length);
r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), b.length);
assertEquals(r.peekType(), type);
r.readOctetString(bsb);
assertTrue(bs.equals(bsb));
}
}
/** Closes this LDAP reader and the underlying socket. */
public void close() {
try {
asn1Reader.close();
} catch (Exception e) {
if (debugEnabled()) {
TRACER.debugCaught(DebugLogLevel.ERROR, e);
}
}
if (socket != null) {
try {
socket.close();
} catch (Exception e) {
if (debugEnabled()) {
TRACER.debugCaught(DebugLogLevel.ERROR, e);
}
}
}
}
/** Tests the <CODE>write/readOctetString</CODE> methods. */
@Test(dataProvider = "binaryValues")
public void testEncodeDecodeOctetString(final byte[] b) throws Exception {
final ByteString bs = ByteString.wrap(b);
getWriter().writeOctetString(bs);
ASN1Reader r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), b.length);
assertEquals(r.peekType(), ASN1.UNIVERSAL_OCTET_STRING_TYPE);
assertTrue(bs.equals(r.readOctetString()));
getWriter().writeOctetString(b, 0, b.length);
r = getReader(getEncodedBytes());
assertEquals(r.peekLength(), b.length);
assertEquals(r.peekType(), ASN1.UNIVERSAL_OCTET_STRING_TYPE);
assertTrue(bs.equals(r.readOctetString()));
}
@Test
public void testEncodeDecodeSequence() throws Exception {
final ASN1Writer writer = getWriter();
writer.writeStartSequence();
writer.writeBoolean(true);
writer.writeBoolean(false);
writer.writeInteger(0);
writer.writeInteger(10L);
writer.writeNull();
writer.writeOctetString("test value");
writer.writeOctetString("skip value");
writer.writeStartSequence();
writer.writeOctetString("nested sequence");
writer.writeEndSequence();
writer.writeStartSet();
writer.writeOctetString("nested set");
writer.writeEndSet();
writer.writeEndSequence();
final ASN1Reader reader = getReader(getEncodedBytes());
assertEquals(reader.peekType(), ASN1.UNIVERSAL_SEQUENCE_TYPE);
assertEquals(reader.peekLength(), 71);
assertTrue(reader.hasNextElement());
reader.readStartSequence();
assertTrue(reader.hasNextElement());
assertEquals(true, reader.readBoolean());
assertEquals(false, reader.readBoolean());
assertEquals(0, reader.readInteger());
assertEquals(10, reader.readInteger());
reader.readNull();
assertEquals("test value", reader.readOctetStringAsString());
reader.skipElement();
assertEquals(reader.peekLength(), 17);
assertEquals(reader.peekType(), ASN1.UNIVERSAL_SEQUENCE_TYPE);
reader.readStartSequence();
assertEquals("nested sequence", reader.readOctetStringAsString());
reader.readEndSequence();
assertEquals(reader.peekLength(), 12);
assertEquals(reader.peekType(), ASN1.UNIVERSAL_SET_TYPE);
reader.readStartSequence();
assertEquals("nested set", reader.readOctetStringAsString());
reader.readEndSequence();
assertFalse(reader.hasNextElement());
reader.readEndSequence();
assertFalse(reader.elementAvailable());
}