Examples with EqualityNode org.apache.directory.api.ldap.model.filter.EqualityNode used on opensource projects

Example 1 with EqualityNode

use of org.apache.directory.api.ldap.model.filter.EqualityNode in project directory-ldap-api by apache.

the class SearchRequestTest method testDecodeSearchRequestGlobalNoControls.

/**
 * Test the decoding of a SearchRequest with no controls. The search filter
 * is : (&(|(objectclass=top)(ou=contacts))(!(objectclass=ttt)))
 */
@Test
public void testDecodeSearchRequestGlobalNoControls() {
    Asn1Decoder ldapDecoder = new Asn1Decoder();
    ByteBuffer stream = ByteBuffer.allocate(0x90);
    stream.put(new byte[] { 0x30, (byte) 0x81, // LDAPMessage ::=SEQUENCE {
    (byte) 0x8D, 0x02, 0x01, // messageID MessageID
    0x01, 0x63, (byte) 0x81, // CHOICE { ...,
    (byte) 0x87, // SearchRequest ::= APPLICATION[3] SEQUENCE {
    0x04, // baseObject LDAPDN,
    0x1F, 'u', 'i', 'd', '=', 'a', 'k', 'a', 'r', 'a', 's', 'u', 'l', 'u', ',', 'd', 'c', '=', 'e', 'x', 'a', 'm', 'p', 'l', 'e', ',', 'd', 'c', '=', 'c', 'o', 'm', 0x0A, 0x01, // scope ENUMERATED {
    0x01, // wholeSubtree (2) },
    0x0A, 0x01, // derefAliases ENUMERATED {
    0x03, // derefAlways (3) },
    0x02, 0x02, 0x03, // sizeLimit INTEGER (0 .. maxInt), (1000)
    (byte) 0xE8, 0x02, 0x02, 0x03, // timeLimit INTEGER (0 .. maxInt), (1000)
    (byte) 0xE8, 0x01, 0x01, // typesOnly  BOOLEAN, (TRUE)
    (byte) 0xFF, // filter Filter,
    (byte) 0xA0, // Filter ::= CHOICE {
    0x3C, // and [0] SET OF Filter,
    (byte) 0xA1, // or [1] SET of Filter,
    0x24, (byte) 0xA3, // equalityMatch [3]
    0x12, // attributeDesc AttributeDescription (LDAPString),
    0x04, 0x0B, 'o', 'b', 'j', 'e', 'c', 't', 'c', 'l', 'a', 's', 's', // assertionValue AssertionValue (OCTET STRING) }
    0x04, 0x03, 't', 'o', 'p', (byte) 0xA3, // equalityMatch [3] Assertion,
    0x0E, // Assertion ::= SEQUENCE {
    0x04, 0x02, 'o', // attributeDesc AttributeDescription (LDAPString),
    'u', // assertionValue AssertionValue (OCTET STRING) }
    0x04, 0x08, 'c', 'o', 'n', 't', 'a', 'c', 't', 's', (byte) 0xA2, // not [2] Filter,
    0x14, (byte) 0xA3, // equalityMatch [3] Assertion,
    0x12, // attributeDesc AttributeDescription (LDAPString),
    0x04, 0x0B, 'o', 'b', 'j', 'e', 'c', 't', 'c', 'l', 'a', 's', 's', // assertionValue AssertionValue (OCTET STRING) }
    0x04, 0x03, 't', 't', 't', // attributes AttributeDescriptionList }
    0x30, // AttributeDescriptionList ::= SEQUENCE OF
    0x15, // AttributeDescription
    0x04, 0x05, 'a', 't', 't', 'r', // AttributeDescription ::= LDAPString
    '0', 0x04, 0x05, 'a', 't', 't', 'r', // AttributeDescription ::= LDAPString
    '1', 0x04, 0x05, 'a', 't', 't', 'r', // AttributeDescription ::= LDAPString
    '2' });
    String decodedPdu = Strings.dumpBytes(stream.array());
    stream.flip();
    // Allocate a BindRequest Container
    LdapMessageContainer<SearchRequestDecorator> ldapMessageContainer = new LdapMessageContainer<SearchRequestDecorator>(codec);
    try {
        ldapDecoder.decode(stream, ldapMessageContainer);
    } catch (DecoderException de) {
        de.printStackTrace();
        fail(de.getMessage());
    }
    assertEquals(TLVStateEnum.PDU_DECODED, ldapMessageContainer.getState());
    SearchRequest searchRequest = ldapMessageContainer.getMessage();
    assertEquals(1, searchRequest.getMessageId());
    assertEquals("uid=akarasulu,dc=example,dc=com", searchRequest.getBase().toString());
    assertEquals(SearchScope.ONELEVEL, searchRequest.getScope());
    assertEquals(AliasDerefMode.DEREF_ALWAYS, searchRequest.getDerefAliases());
    assertEquals(1000, searchRequest.getSizeLimit());
    assertEquals(1000, searchRequest.getTimeLimit());
    assertEquals(true, searchRequest.getTypesOnly());
    // (& (...
    ExprNode node = searchRequest.getFilter();
    AndNode andNode = (AndNode) node;
    assertNotNull(andNode);
    List<ExprNode> andNodes = andNode.getChildren();
    // (& (| (...
    assertEquals(2, andNodes.size());
    OrNode orFilter = (OrNode) andNodes.get(0);
    assertNotNull(orFilter);
    // (& (| (obectclass=top) (...
    List<ExprNode> orNodes = orFilter.getChildren();
    assertEquals(2, orNodes.size());
    EqualityNode<?> equalityNode = (EqualityNode<?>) orNodes.get(0);
    assertNotNull(equalityNode);
    assertEquals("objectclass", equalityNode.getAttribute());
    assertEquals("top", equalityNode.getValue().getValue());
    // (& (| (objectclass=top) (ou=contacts) ) (...
    equalityNode = (EqualityNode<?>) orNodes.get(1);
    assertNotNull(equalityNode);
    assertEquals("ou", equalityNode.getAttribute());
    assertEquals("contacts", equalityNode.getValue().getValue());
    // (& (| (objectclass=top) (ou=contacts) ) (! ...
    NotNode notNode = (NotNode) andNodes.get(1);
    assertNotNull(notNode);
    // (& (| (objectclass=top) (ou=contacts) ) (! (objectclass=ttt) ) )
    equalityNode = (EqualityNode<?>) notNode.getFirstChild();
    assertNotNull(equalityNode);
    assertEquals("objectclass", equalityNode.getAttribute());
    assertEquals("ttt", equalityNode.getValue().getValue());
    List<String> attributes = searchRequest.getAttributes();
    for (String attribute : attributes) {
        assertNotNull(attribute);
    }
    // attributes may have been reordered
    try {
        ByteBuffer bb = encoder.encodeMessage(searchRequest);
        // Check the length
        assertEquals(0x90, bb.limit());
        String encodedPdu = Strings.dumpBytes(bb.array());
        assertEquals(encodedPdu.substring(0, 0x81), decodedPdu.substring(0, 0x81));
    } catch (EncoderException ee) {
        ee.printStackTrace();
        fail(ee.getMessage());
    }
}

Example 2 with EqualityNode

use of org.apache.directory.api.ldap.model.filter.EqualityNode in project directory-ldap-api by apache.

the class SearchRequestTest method testDecodeSearchRequestAndEq.

/**
 * Test the decoding of a SearchRequest
 * (&(a=b))
 */
@Test
public void testDecodeSearchRequestAndEq() {
    Asn1Decoder ldapDecoder = new Asn1Decoder();
    ByteBuffer stream = ByteBuffer.allocate(0x27);
    stream.put(new byte[] { // LDAPMessage ::=SEQUENCE {
    0x30, // LDAPMessage ::=SEQUENCE {
    0x25, 0x02, 0x01, // messageID MessageID
    0x01, 0x63, // CHOICE { ...,
    0x20, // SearchRequest ::= APPLICATION[3] SEQUENCE {
    0x04, // baseObject LDAPDN,
    0x03, 'a', '=', 'b', 0x0A, 0x01, // scope ENUMERATED {
    0x01, // wholeSubtree (2) },
    0x0A, 0x01, // derefAliases ENUMERATED {
    0x03, // derefAlways (3) },
    0x02, 0x01, // sizeLimit INTEGER (0 .. maxInt), (0)
    0x00, 0x02, 0x01, // timeLimit INTEGER (0 .. maxInt), (1000)
    0x00, 0x01, 0x01, // typesOnly BOOLEAN, (TRUE)
    (byte) 0xFF, // filter Filter,
    (byte) 0xA0, // Filter ::= CHOICE {
    0x08, (byte) 0xA3, 0x06, // Assertion ::= SEQUENCE {
    0x04, 0x01, // attributeDesc AttributeDescription (LDAPString),
    'a', 0x04, 0x01, // assertionValue AssertionValue (OCTET STRING) }
    'b', // attributes AttributeDescriptionList }
    0x30, // AttributeDescriptionList ::= SEQUENCE OF AttributeDescription
    0x00 });
    String decodedPdu = Strings.dumpBytes(stream.array());
    stream.flip();
    // Allocate a BindRequest Container
    LdapMessageContainer<SearchRequestDecorator> ldapMessageContainer = new LdapMessageContainer<SearchRequestDecorator>(codec);
    try {
        ldapDecoder.decode(stream, ldapMessageContainer);
    } catch (DecoderException de) {
        de.printStackTrace();
        fail(de.getMessage());
    }
    assertEquals(TLVStateEnum.PDU_DECODED, ldapMessageContainer.getState());
    SearchRequest searchRequest = ldapMessageContainer.getMessage();
    assertEquals(1, searchRequest.getMessageId());
    assertEquals("a=b", searchRequest.getBase().toString());
    assertEquals(SearchScope.ONELEVEL, searchRequest.getScope());
    assertEquals(AliasDerefMode.DEREF_ALWAYS, searchRequest.getDerefAliases());
    assertEquals(0, searchRequest.getSizeLimit());
    assertEquals(0, searchRequest.getTimeLimit());
    assertEquals(true, searchRequest.getTypesOnly());
    // (&(...
    ExprNode filter = searchRequest.getFilter();
    AndNode andNode = (AndNode) filter;
    assertNotNull(andNode);
    List<ExprNode> andNodes = andNode.getChildren();
    assertEquals(1, andNodes.size());
    // (&(a=b))
    EqualityNode<?> equalityNode = (EqualityNode<?>) andNodes.get(0);
    assertNotNull(equalityNode);
    assertEquals("a", equalityNode.getAttribute());
    assertEquals("b", equalityNode.getValue().getValue());
    List<String> attributes = searchRequest.getAttributes();
    assertEquals(0, attributes.size());
    // attributes may have been reordered
    try {
        ByteBuffer bb = encoder.encodeMessage(searchRequest);
        // Check the length
        assertEquals(0x27, bb.limit());
        String encodedPdu = Strings.dumpBytes(bb.array());
        assertEquals(encodedPdu.substring(0, 0x27), decodedPdu.substring(0, 0x27));
    } catch (EncoderException ee) {
        ee.printStackTrace();
        fail(ee.getMessage());
    }
}

Example 3 with EqualityNode

use of org.apache.directory.api.ldap.model.filter.EqualityNode in project directory-ldap-api by apache.

the class SearchRequestTest method testDecodeSearchRequestAnd_AndEq_AndEq.

/**
 * Test the decoding of a SearchRequest
 * (&(&(a=b))(&(c=d)))
 */
@Test
public void testDecodeSearchRequestAnd_AndEq_AndEq() {
    Asn1Decoder ldapDecoder = new Asn1Decoder();
    ByteBuffer stream = ByteBuffer.allocate(0x33);
    stream.put(new byte[] { // LDAPMessage ::=SEQUENCE {
    0x30, // LDAPMessage ::=SEQUENCE {
    0x31, 0x02, 0x01, // messageID MessageID
    0x01, 0x63, // CHOICE { ...,
    0x2C, // SearchRequest ::= APPLICATION[3] SEQUENCE {
    0x04, // baseObject LDAPDN,
    0x03, 'a', '=', 'b', 0x0A, 0x01, // scope ENUMERATED {
    0x01, // wholeSubtree (2) },
    0x0A, 0x01, // derefAliases ENUMERATED {
    0x03, // derefAlways (3) },
    0x02, 0x01, // sizeLimit INTEGER (0 .. maxInt), (0)
    0x00, 0x02, 0x01, // timeLimit INTEGER (0 .. maxInt), (1000)
    0x00, 0x01, 0x01, // typesOnly BOOLEAN, (TRUE)
    (byte) 0xFF, // filter Filter,
    (byte) 0xA0, // Filter ::= CHOICE { and             [0] SET OF Filter,
    0x14, (byte) 0xA0, // Filter ::= CHOICE { and             [0] SET OF Filter,
    0x08, (byte) 0xA3, // equalityMatch [3] Assertion,
    0x06, // Assertion ::= SEQUENCE {
    0x04, 0x01, // attributeDesc AttributeDescription (LDAPString),
    'a', 0x04, 0x01, // assertionValue AssertionValue (OCTET STRING) }
    'b', (byte) 0xA0, // Filter ::= CHOICE { and             [0] SET OF Filter,
    0x08, (byte) 0xA3, // equalityMatch [3] Assertion,
    0x06, // Assertion ::= SEQUENCE {
    0x04, 0x01, // attributeDesc AttributeDescription (LDAPString),
    'c', 0x04, 0x01, // assertionValue AssertionValue (OCTET STRING) }
    'd', 0x30, // AttributeDescriptionList ::= SEQUENCE OF AttributeDescription
    0x00 });
    String decodedPdu = Strings.dumpBytes(stream.array());
    stream.flip();
    // Allocate a BindRequest Container
    LdapMessageContainer<SearchRequestDecorator> ldapMessageContainer = new LdapMessageContainer<SearchRequestDecorator>(codec);
    try {
        ldapDecoder.decode(stream, ldapMessageContainer);
    } catch (DecoderException de) {
        de.printStackTrace();
        fail(de.getMessage());
    }
    assertEquals(TLVStateEnum.PDU_DECODED, ldapMessageContainer.getState());
    SearchRequest searchRequest = ldapMessageContainer.getMessage();
    assertEquals(1, searchRequest.getMessageId());
    assertEquals("a=b", searchRequest.getBase().toString());
    assertEquals(SearchScope.ONELEVEL, searchRequest.getScope());
    assertEquals(AliasDerefMode.DEREF_ALWAYS, searchRequest.getDerefAliases());
    assertEquals(0, searchRequest.getSizeLimit());
    assertEquals(0, searchRequest.getTimeLimit());
    assertEquals(true, searchRequest.getTypesOnly());
    // (&(...
    ExprNode filter = searchRequest.getFilter();
    AndNode andNode = (AndNode) filter;
    assertNotNull(andNode);
    List<ExprNode> andNodes = andNode.getChildren();
    assertEquals(2, andNodes.size());
    // (&(&(..
    AndNode andNode2 = (AndNode) andNodes.get(0);
    assertNotNull(andNode2);
    List<ExprNode> andNodes2 = andNode2.getChildren();
    assertEquals(1, andNodes2.size());
    // (&(&(a=b)...
    EqualityNode<?> equalityNode = (EqualityNode<?>) andNodes2.get(0);
    assertNotNull(equalityNode);
    assertEquals("a", equalityNode.getAttribute());
    assertEquals("b", equalityNode.getValue().getValue());
    // (&(&(a=b))(&...
    andNode2 = (AndNode) andNodes.get(1);
    assertNotNull(andNode2);
    andNodes2 = andNode2.getChildren();
    assertEquals(1, andNodes2.size());
    // (&(&(a=b))(&(c=d)))
    equalityNode = (EqualityNode<?>) andNodes2.get(0);
    assertNotNull(equalityNode);
    assertEquals("c", equalityNode.getAttribute());
    assertEquals("d", equalityNode.getValue().getValue());
    List<String> attributes = searchRequest.getAttributes();
    assertEquals(0, attributes.size());
    // attributes may have been reordered
    try {
        ByteBuffer bb = encoder.encodeMessage(searchRequest);
        // Check the length
        assertEquals(0x33, bb.limit());
        String encodedPdu = Strings.dumpBytes(bb.array());
        assertEquals(encodedPdu.substring(0, 0x33), decodedPdu.substring(0, 0x33));
    } catch (EncoderException ee) {
        ee.printStackTrace();
        fail(ee.getMessage());
    }
}

Example 4 with EqualityNode

use of org.apache.directory.api.ldap.model.filter.EqualityNode in project directory-ldap-api by apache.

the class SearchRequestTest method testDecodeSearchRequestAndAndEq.

/**
 * Test the decoding of a SearchRequest
 * (&(&(a=b))
 */
@Test
public void testDecodeSearchRequestAndAndEq() {
    Asn1Decoder ldapDecoder = new Asn1Decoder();
    ByteBuffer stream = ByteBuffer.allocate(0x29);
    stream.put(new byte[] { // LDAPMessage ::=SEQUENCE {
    0x30, // LDAPMessage ::=SEQUENCE {
    0x27, 0x02, 0x01, // messageID MessageID
    0x01, 0x63, // CHOICE { ...,
    0x22, // SearchRequest ::= APPLICATION[3] SEQUENCE {
    0x04, // baseObject LDAPDN,
    0x03, 'a', '=', 'b', 0x0A, 0x01, // scope ENUMERATED {
    0x01, // wholeSubtree (2) },
    0x0A, 0x01, // derefAliases ENUMERATED {
    0x03, // derefAlways (3) },
    0x02, 0x01, // sizeLimit INTEGER (0 .. maxInt), (0)
    0x00, 0x02, 0x01, // timeLimit INTEGER (0 .. maxInt), (1000)
    0x00, 0x01, 0x01, // typesOnly BOOLEAN, (TRUE)
    (byte) 0xFF, // filter Filter,
    (byte) 0xA0, // Filter ::= CHOICE { and             [0] SET OF Filter,
    0x0A, (byte) 0xA0, // Filter ::= CHOICE { and             [0] SET OF Filter,
    0x08, (byte) 0xA3, // equalityMatch [3] Assertion,
    0x06, // Assertion ::= SEQUENCE {
    0x04, 0x01, // attributeDesc AttributeDescription (LDAPString),
    'a', 0x04, 0x01, // assertionValue AssertionValue (OCTET STRING) }
    'b', 0x30, // AttributeDescriptionList ::= SEQUENCE OF AttributeDescription
    0x00 });
    String decodedPdu = Strings.dumpBytes(stream.array());
    stream.flip();
    // Allocate a BindRequest Container
    LdapMessageContainer<SearchRequestDecorator> ldapMessageContainer = new LdapMessageContainer<SearchRequestDecorator>(codec);
    try {
        ldapDecoder.decode(stream, ldapMessageContainer);
    } catch (DecoderException de) {
        de.printStackTrace();
        fail(de.getMessage());
    }
    assertEquals(TLVStateEnum.PDU_DECODED, ldapMessageContainer.getState());
    SearchRequest searchRequest = ldapMessageContainer.getMessage();
    assertEquals(1, searchRequest.getMessageId());
    assertEquals("a=b", searchRequest.getBase().toString());
    assertEquals(SearchScope.ONELEVEL, searchRequest.getScope());
    assertEquals(AliasDerefMode.DEREF_ALWAYS, searchRequest.getDerefAliases());
    assertEquals(0, searchRequest.getSizeLimit());
    assertEquals(0, searchRequest.getTimeLimit());
    assertEquals(true, searchRequest.getTypesOnly());
    // (&(...
    ExprNode filter = searchRequest.getFilter();
    AndNode andNode = (AndNode) filter;
    assertNotNull(andNode);
    List<ExprNode> andNodes = andNode.getChildren();
    assertEquals(1, andNodes.size());
    // (&(&(..
    AndNode andNode2 = (AndNode) andNodes.get(0);
    assertNotNull(andNode2);
    List<ExprNode> andNodes2 = andNode2.getChildren();
    assertEquals(1, andNodes2.size());
    // (&(&(a=b)))
    EqualityNode<?> equalityNode = (EqualityNode<?>) andNodes2.get(0);
    assertNotNull(equalityNode);
    assertEquals("a", equalityNode.getAttribute());
    assertEquals("b", equalityNode.getValue().getValue());
    List<String> attributes = searchRequest.getAttributes();
    assertEquals(0, attributes.size());
    // attributes may have been reordered
    try {
        ByteBuffer bb = encoder.encodeMessage(searchRequest);
        // Check the length
        assertEquals(0x29, bb.limit());
        String encodedPdu = Strings.dumpBytes(bb.array());
        assertEquals(encodedPdu.substring(0, 0x29), decodedPdu.substring(0, 0x29));
    } catch (EncoderException ee) {
        ee.printStackTrace();
        fail(ee.getMessage());
    }
}

Example 5 with EqualityNode

use of org.apache.directory.api.ldap.model.filter.EqualityNode in project directory-ldap-api by apache.

the class SearchRequestTest method testDecodeSearchRequestAnd_AndEq_Eq.

/**
 * Test the decoding of a SearchRequest
 * (&(&(a=b))(c=d))
 */
@Test
public void testDecodeSearchRequestAnd_AndEq_Eq() {
    Asn1Decoder ldapDecoder = new Asn1Decoder();
    ByteBuffer stream = ByteBuffer.allocate(0x31);
    stream.put(new byte[] { // LDAPMessage ::=SEQUENCE {
    0x30, // LDAPMessage ::=SEQUENCE {
    0x2F, 0x02, 0x01, // messageID MessageID
    0x01, 0x63, // CHOICE { ...,
    0x2A, // SearchRequest ::= APPLICATION[3] SEQUENCE {
    0x04, // baseObject LDAPDN,
    0x03, 'a', '=', 'b', 0x0A, 0x01, // scope ENUMERATED {
    0x01, // wholeSubtree (2) },
    0x0A, 0x01, // derefAliases ENUMERATED {
    0x03, // derefAlways (3) },
    0x02, 0x01, // sizeLimit INTEGER (0 .. maxInt), (0)
    0x00, 0x02, 0x01, // timeLimit INTEGER (0 .. maxInt), (1000)
    0x00, 0x01, 0x01, // typesOnly BOOLEAN, (TRUE)
    (byte) 0xFF, // filter Filter,
    (byte) 0xA0, // Filter ::= CHOICE { and             [0] SET OF Filter,
    0x12, (byte) 0xA0, // Filter ::= CHOICE { and             [0] SET OF Filter,
    0x08, (byte) 0xA3, // equalityMatch [3] Assertion,
    0x06, // Assertion ::= SEQUENCE {
    0x04, 0x01, // attributeDesc AttributeDescription (LDAPString),
    'a', 0x04, 0x01, // assertionValue AssertionValue (OCTET STRING) }
    'b', (byte) 0xA3, // equalityMatch [3] Assertion,
    0x06, // Assertion ::= SEQUENCE {
    0x04, 0x01, // attributeDesc AttributeDescription (LDAPString),
    'c', 0x04, 0x01, // assertionValue AssertionValue (OCTET STRING) }
    'd', 0x30, // AttributeDescriptionList ::= SEQUENCE OF AttributeDescription
    0x00 });
    String decodedPdu = Strings.dumpBytes(stream.array());
    stream.flip();
    // Allocate a BindRequest Container
    LdapMessageContainer<SearchRequestDecorator> ldapMessageContainer = new LdapMessageContainer<SearchRequestDecorator>(codec);
    try {
        ldapDecoder.decode(stream, ldapMessageContainer);
    } catch (DecoderException de) {
        de.printStackTrace();
        fail(de.getMessage());
    }
    assertEquals(TLVStateEnum.PDU_DECODED, ldapMessageContainer.getState());
    SearchRequest searchRequest = ldapMessageContainer.getMessage();
    assertEquals(1, searchRequest.getMessageId());
    assertEquals("a=b", searchRequest.getBase().toString());
    assertEquals(SearchScope.ONELEVEL, searchRequest.getScope());
    assertEquals(AliasDerefMode.DEREF_ALWAYS, searchRequest.getDerefAliases());
    assertEquals(0, searchRequest.getSizeLimit());
    assertEquals(0, searchRequest.getTimeLimit());
    assertEquals(true, searchRequest.getTypesOnly());
    // (&(...
    ExprNode filter = searchRequest.getFilter();
    AndNode andNode = (AndNode) filter;
    assertNotNull(andNode);
    List<ExprNode> andNodes = andNode.getChildren();
    assertEquals(2, andNodes.size());
    // (&(&(..
    AndNode andNode2 = (AndNode) andNodes.get(0);
    assertNotNull(andNode2);
    List<ExprNode> andNodes2 = andNode2.getChildren();
    assertEquals(1, andNodes2.size());
    // (&(&(a=b))...
    EqualityNode<?> equalityNode = (EqualityNode<?>) andNodes2.get(0);
    assertNotNull(equalityNode);
    assertEquals("a", equalityNode.getAttribute());
    assertEquals("b", equalityNode.getValue().getValue());
    // (&(&(a=b))(c=d))
    equalityNode = (EqualityNode<?>) andNodes.get(1);
    assertNotNull(equalityNode);
    assertEquals("c", equalityNode.getAttribute());
    assertEquals("d", equalityNode.getValue().getValue());
    List<String> attributes = searchRequest.getAttributes();
    assertEquals(0, attributes.size());
    // attributes may have been reordered
    try {
        ByteBuffer bb = encoder.encodeMessage(searchRequest);
        // Check the length
        assertEquals(0x31, bb.limit());
        String encodedPdu = Strings.dumpBytes(bb.array());
        assertEquals(encodedPdu.substring(0, 0x31), decodedPdu.substring(0, 0x31));
    } catch (EncoderException ee) {
        ee.printStackTrace();
        fail(ee.getMessage());
    }
}