public void testGetAtomicValue() throws XQException {
    XQExpression xqe;
    XQSequence xqs;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    try {
      xqs.getAtomicValue();
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    xqs.next();
    xqs.close();
    try {
      xqs.getAtomicValue();
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    xqs.next();
    xqs.getItem();
    try {
      xqs.getAtomicValue();
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("1, 1.1");
    xqs.next();
    try {
      assertEquals("A-XQIA-2.1: getAtomicValue on xs:string failed", "1", xqs.getAtomicValue());
    } catch (final XQException e) {
      fail("A-XQIA-2.1: getAtomicValue on xs:string failed with message: " + e.getMessage());
    }
    xqs.next();
    try {
      assertEquals("A-XQIA-2.1: getAtomicValue on xs:decimal failed", "1.1", xqs.getAtomicValue());
    } catch (final XQException e) {
      fail("A-XQIA-2.1: getAtomicValue on xs:decimal failed with message: " + e.getMessage());
    }
    xqe.close();
  }
  public void testGetItemType() throws XQException {
    XQExpression xqe;
    XQSequence xqs;
    XQItemType xqtype;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    try {
      xqs.getItemType();
      fail("A-XQIA-6.1: getItemType() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    xqs.next();
    xqs.close();
    try {
      xqs.getItemType();
      fail("A-XQIA-6.2: closed item accessor supports getItemType()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'Hello world!'");
    xqs.next();
    try {
      xqtype = xqs.getItemType();
      assertNotNull("A-XQIA-6.3: getItemType() failed", xqtype);
      assertEquals(
          "A-XQIA-6.3: getItemType() failed", XQItemType.XQITEMKIND_ATOMIC, xqtype.getItemKind());
      assertEquals(
          "A-XQIA-6.3: getItemType() failed", XQItemType.XQBASETYPE_STRING, xqtype.getBaseType());
    } catch (final XQException e) {
      fail("A-XQIA-6.3: getItemType() failed with message: " + e.getMessage());
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("1");
    xqs.next();
    xqs.getItem();
    try {
      xqs.getItemType();
    } catch (final XQException e) {
      fail("A-XQIA-6.4: getItemType() failed with message: " + e.getMessage());
    }
    xqe.close();
  }
  public void testInstanceOf() throws XQException {
    XQExpression xqe;
    XQSequence xqs;
    XQItemType xqstringtype;
    XQItemType xqinttype;

    xqstringtype = xqc.createAtomicType(XQItemType.XQBASETYPE_STRING);
    xqinttype = xqc.createAtomicType(XQItemType.XQBASETYPE_INT);

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    try {
      xqs.instanceOf(xqstringtype);
      fail("A-XQIA-7.1: instanceOf() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    xqs.next();
    xqs.close();
    try {
      xqs.instanceOf(xqstringtype);
      fail("A-XQIA-7.2: closed item accessor supports instanceOf()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'Hello world!'");
    xqs.next();
    try {
      assertEquals("A-XQIA-7.3: instanceOf failed", true, xqs.instanceOf(xqstringtype));
    } catch (final XQException e) {
      fail("A-XQIA-7.3: instanceOf() failed with message: " + e.getMessage());
    }
    try {
      assertEquals("A-XQIA-7.4: instanceOf failed", false, xqs.instanceOf(xqinttype));
    } catch (final XQException e) {
      fail("A-XQIA-7.4: instanceOf() failed with message: " + e.getMessage());
    }
    xqe.close();
  }
  public void testGetItemAsStream() throws XQException {
    XQExpression xqe;
    XQSequence xqs;
    XMLStreamReader xmlReader = null;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    try {
      xqs.getItemAsStream();
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.close();
    try {
      xqs.getItemAsStream();
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.getItem();
    try {
      xqs.getItemAsStream();
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e a='Hello world!'/>/@*");
    xqs.next();
    try {
      xmlReader = xqs.getItemAsStream();
      while (xmlReader.hasNext()) xmlReader.next();
      fail("A-XQIA-8.1: serialization process fails when sequence contains a top-level attribute");
    } catch (final XQException xq) {
      // Expect an XQException or XMLStreamException
    } catch (final XMLStreamException xml) {
      // Expect an XQException or XMLStreamException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    try {
      xmlReader = xqs.getItemAsStream();
    } catch (final XQException e) {
      fail("A-XQIA-9.1: getItemAsStream failed with message: " + e.getMessage());
    }
    try {
      assertNotNull("A-XQIA-9.1: getItemAsStream returned a null XMLStreamReader", xmlReader);
      assertEquals(
          "A-XQIA-9.1: unexpected first event returned by XMLStreamReader",
          XMLStreamReader.START_DOCUMENT,
          xmlReader.getEventType());
      assertEquals(
          "A-XQIA-9.1: unexpected second event returned by XMLStreamReader",
          XMLStreamReader.START_ELEMENT,
          xmlReader.next());
      assertEquals(
          "A-XQIA-9.1: unexpected third event returned by XMLStreamReader",
          XMLStreamReader.CHARACTERS,
          xmlReader.next());
      assertEquals(
          "A-XQIA-9.1: unexpected fourth event returned by XMLStreamReader",
          XMLStreamReader.END_ELEMENT,
          xmlReader.next());
      assertEquals(
          "A-XQIA-9.1: unexpected fifth event returned by XMLStreamReader",
          XMLStreamReader.END_DOCUMENT,
          xmlReader.next());
    } catch (final XMLStreamException e) {
      fail("A-XQIA-9.1: XMLStreamReader.next() failed with message: " + e.getMessage());
    }
    xqe.close();
  }
  public void testGetByte() throws XQException {
    XQExpression xqe;
    XQSequence xqs;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    xqs.next();
    try {
      xqs.getByte();
      fail("A-XQIA-1.1: conversion to byte should fail");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("xs:byte('1')");
    try {
      xqs.getByte();
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("xs:byte('1')");
    xqs.next();
    xqs.close();
    try {
      xqs.getByte();
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("xs:byte('1')");
    xqs.next();
    xqs.getItem();
    try {
      xqs.getByte();
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("xs:decimal('1.1')");
    xqs.next();
    try {
      xqs.getByte();
      fail("A-XQIA-1.5: getByte on xs:decimal out of value space of byte should fail");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("xs:byte('1'), 10.0");
    xqs.next();
    try {
      assertEquals("A-XQIA-1.6: getByte on xs:byte failed", 1, xqs.getByte());
    } catch (final XQException e) {
      fail("A-XQIA-1.6: getByte on xs:byte failed with message: " + e.getMessage());
    }
    xqs.next();
    try {
      assertEquals("A-XQIA-1.6: getByte on xs:decimal failed", 10, xqs.getByte());
    } catch (final XQException e) {
      fail("A-XQIA-1.6: getByte on xs:decimal failed with message: " + e.getMessage());
    }
    xqe.close();
  }
  public void testGetObject_AllTypes() throws XQException {
    XQExpression xqe;
    XQSequence xqs;

    xqe = xqc.createExpression();
    xqs =
        xqe.executeQuery(
            "xs:anyURI('http://www.foo.org'),"
                + "xs:base64Binary('AAAA'),"
                + "xs:boolean('true'),"
                + "xs:byte('1'),"
                + "xs:date('2000-12-31'),"
                + "xs:dateTime('2000-12-31T12:00:00'),"
                + "xs:decimal('1'),"
                + "xs:double('1'),"
                +
                //                           "xs:duration()" +
                "xs:ENTITY('AAA'),"
                + "xs:float('1'),"
                + "xs:gDay('---11'),"
                + "xs:gMonth('--11'),"
                + "xs:gMonthDay('--01-01'),"
                + "xs:gYear('2000'),"
                + "xs:gYearMonth('2000-01'),"
                + "xs:hexBinary('AA'),"
                + "xs:ID('AA'),"
                + "xs:IDREF('AA'),"
                + "xs:int('1'),"
                + "xs:integer('1'),"
                + "xs:language('en-US'),"
                + "xs:long('1'),"
                + "xs:Name('AAA'),"
                + "xs:NCName('AAA'),"
                + "xs:negativeInteger('-1'),"
                + "xs:NMTOKEN('AAA'),"
                + "xs:nonNegativeInteger('1'),"
                + "xs:nonPositiveInteger('-1'),"
                + "xs:normalizedString('AAA'),"
                +
                //                           "xs:NOTATION()," +
                "xs:positiveInteger('1'),"
                + "xs:QName('AAA'),"
                + "xs:short('1'),"
                + "xs:string('AAA'),"
                + "xs:time('12:12:12'),"
                + "xs:token('AAA'),"
                + "xs:unsignedByte('1'),"
                + "xs:unsignedInt('1'),"
                + "xs:unsignedLong('1'),"
                + "xs:unsignedShort('1'),"
                + "xs:dayTimeDuration('PT5H'),"
                + "xs:untypedAtomic('AAA'),"
                + "xs:yearMonthDuration('P1M'),"
                + "<e a=\"{''}\"/>/@a,"
                + "<!-- comment -->, "
                + "document{<e/>},"
                + "<e/>, "
                + "processing-instruction {'a'} {'b'},"
                + "<e>text</e>/text()");
    Class xmlGregorianCalendar = null;
    Class duration = null;
    try {
      xmlGregorianCalendar = Class.forName("javax.xml.datatype.XMLGregorianCalendar");
      duration = Class.forName("javax.xml.datatype.Duration");
    } catch (final Exception e) {
      // assume JDK 1.4
    }
    try {
      final String msg =
          "A-XQIA-4.1: getObject implements casting rules of '14.4 Mapping an XQuery Atomic Value to a Java Object Type' ";
      xqs.next();
      assertTrue(msg + "for xs:anyURI", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:base64Binary", xqs.getObject() instanceof byte[]);
      xqs.next();
      assertTrue(msg + "for xs:boolean", xqs.getObject() instanceof Boolean);
      xqs.next();
      assertTrue(msg + "for xs:byte", xqs.getObject() instanceof Byte);
      xqs.next();
      if (xmlGregorianCalendar != null)
        assertTrue(msg + "for xs:date", xmlGregorianCalendar.isInstance(xqs.getObject()));
      xqs.next();
      if (xmlGregorianCalendar != null)
        assertTrue(msg + "for xs:dateTime", xmlGregorianCalendar.isInstance(xqs.getObject()));
      xqs.next();
      assertTrue(msg + "for xs:decimal", xqs.getObject() instanceof BigDecimal);
      xqs.next();
      assertTrue(msg + "for xs:double", xqs.getObject() instanceof Double);
      xqs.next();
      assertTrue(msg + "for xs:ENTITY", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:float", xqs.getObject() instanceof Float);
      xqs.next();
      if (xmlGregorianCalendar != null)
        assertTrue(msg + "for xs:gDay", xmlGregorianCalendar.isInstance(xqs.getObject()));
      xqs.next();
      if (xmlGregorianCalendar != null)
        assertTrue(msg + "for xs:gMonth", xmlGregorianCalendar.isInstance(xqs.getObject()));
      xqs.next();
      if (xmlGregorianCalendar != null)
        assertTrue(msg + "for xs:MonthDay", xmlGregorianCalendar.isInstance(xqs.getObject()));
      xqs.next();
      if (xmlGregorianCalendar != null)
        assertTrue(msg + "for xs:Year", xmlGregorianCalendar.isInstance(xqs.getObject()));
      xqs.next();
      if (xmlGregorianCalendar != null)
        assertTrue(msg + "for xs:YearMonth", xmlGregorianCalendar.isInstance(xqs.getObject()));
      xqs.next();
      assertTrue(msg + "for xs:hexBinary", xqs.getObject() instanceof byte[]);
      xqs.next();
      assertTrue(msg + "for xs:ID", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:IDREF", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:int", xqs.getObject() instanceof Integer);
      xqs.next();
      assertTrue(msg + "for xs:integer", xqs.getObject() instanceof BigInteger);
      xqs.next();
      assertTrue(msg + "for xs:language", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:long", xqs.getObject() instanceof Long);
      xqs.next();
      assertTrue(msg + "for xs:Name", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:NCName", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:negativeInteger", xqs.getObject() instanceof BigInteger);
      xqs.next();
      assertTrue(msg + "for xs:NMTOKEN", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:nonNegativeInteger", xqs.getObject() instanceof BigInteger);
      xqs.next();
      assertTrue(msg + "for xs:nonPostiveInteger", xqs.getObject() instanceof BigInteger);
      xqs.next();
      assertTrue(msg + "for xs:normalizedString", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:postiveInteger", xqs.getObject() instanceof BigInteger);
      xqs.next();
      assertTrue(msg + "for xs:QName", xqs.getObject() instanceof QName);
      xqs.next();
      assertTrue(msg + "for xs:short", xqs.getObject() instanceof Short);
      xqs.next();
      assertTrue(msg + "for xs:string", xqs.getObject() instanceof String);
      xqs.next();
      if (xmlGregorianCalendar != null)
        assertTrue(msg + "for xs:time", xmlGregorianCalendar.isInstance(xqs.getObject()));
      xqs.next();
      assertTrue(msg + "for xs:token", xqs.getObject() instanceof String);
      xqs.next();
      assertTrue(msg + "for xs:unsignedByte", xqs.getObject() instanceof Short);
      xqs.next();
      assertTrue(msg + "for xs:unsignedInt", xqs.getObject() instanceof Long);
      xqs.next();
      assertTrue(msg + "for xs:unsignedLong", xqs.getObject() instanceof BigInteger);
      xqs.next();
      assertTrue(msg + "for xs:unsignedShort", xqs.getObject() instanceof Integer);
      xqs.next();
      if (duration != null)
        assertTrue(msg + "for xs:dayTimeDuration", duration.isInstance(xqs.getObject()));
      xqs.next();
      assertTrue(msg + "for xs:untypedAtomic", xqs.getObject() instanceof String);
      xqs.next();
      if (duration != null)
        assertTrue(msg + "for xs:yearMonthDuration", duration.isInstance(xqs.getObject()));
      xqs.next();
      assertTrue(msg + "for attribute", xqs.getObject() instanceof org.w3c.dom.Attr);
      xqs.next();
      assertTrue(msg + "for comment", xqs.getObject() instanceof org.w3c.dom.Comment);
      xqs.next();
      assertTrue(msg + "for document", xqs.getObject() instanceof org.w3c.dom.Document);
      xqs.next();
      assertTrue(msg + "for element", xqs.getObject() instanceof org.w3c.dom.Element);
      xqs.next();
      assertTrue(
          msg + "for processing instruction",
          xqs.getObject() instanceof org.w3c.dom.ProcessingInstruction);
      xqs.next();
      assertTrue(msg + "for text", xqs.getObject() instanceof org.w3c.dom.Text);
    } catch (final XQException e) {
      e.printStackTrace();
      fail("A-XQIA-4.1: getObject on element() failed with message: " + e.getMessage());
    }
  }
  public void testGetObject() throws XQException {
    XQExpression xqe;
    XQSequence xqs;
    Object object = null;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    try {
      xqs.getObject();
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    xqs.next();
    xqs.close();
    try {
      xqs.getObject();
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    xqs.next();
    xqs.getItem();
    try {
      xqs.getObject();
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>, 'Hello world!'");
    xqs.next();
    try {
      object = xqs.getObject();
    } catch (final XQException e) {
      fail("A-XQIA-4.1: getObject on element() failed with message: " + e.getMessage());
    }
    assertEquals(
        "A-XQIA-4.1: getObject on element() failed", true, object instanceof org.w3c.dom.Element);
    assertEquals(
        "A-XQIA-4.1: getObject on element() failed",
        "e",
        ((org.w3c.dom.Node) object).getLocalName());
    xqs.next();
    try {
      object = xqs.getObject();
    } catch (final XQException e) {
      fail("A-XQIA-4.1: getObject on xs:string failed with message: " + e.getMessage());
    }
    assertEquals("A-XQIA-4.1: getObject on xs:string failed", true, object instanceof String);
    assertEquals("A-XQIA-4.1: getObject on xs:string failed", "Hello world!", (String) object);
    xqe.close();
  }
  public void testGetNodeUri() throws XQException {
    XQExpression xqe;
    XQSequence xqs;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    xqs.next();
    try {
      xqs.getNodeUri();
      fail("A-XQIA-5.1: getNodeUri() should fail if current item is not a node");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    try {
      xqs.getNodeUri();
      fail("A-XQIA-5.2: getNodeUri() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    xqs.next();
    xqs.close();
    try {
      xqs.getNodeUri();
      fail("A-XQIA-5.3: closed item accessor supports getNodeUri()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    xqs.next();
    try {
      xqs.getNodeUri(); // returned value is implementation defined
    } catch (final XQException e) {
      fail("A-XQIA-5.4: getNodeUri() failed with message: " + e.getMessage());
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    xqs.next();
    xqs.getItem();
    try {
      xqs.getNodeUri(); // returned value is implementation defined
    } catch (final XQException e) {
      fail("A-XQIA-5.5: getNodeUri() failed with message: " + e.getMessage());
    }
    xqe.close();
  }
  public void testGetNode() throws XQException {
    XQExpression xqe;
    XQSequence xqs;
    org.w3c.dom.Node node = null;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'1'");
    xqs.next();
    try {
      xqs.getNode();
      fail("A-XQIA-1.1: conversion to org.w3c.dom.Node should fail");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    try {
      xqs.getNode();
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    xqs.next();
    xqs.close();
    try {
      xqs.getNode();
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>");
    xqs.next();
    xqs.getItem();
    try {
      xqs.getNode();
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e/>, <e a=''/>/@*");
    xqs.next();
    try {
      node = xqs.getNode();
    } catch (final XQException e) {
      fail("A-XQIA-3.1: getNode on element() failed with message: " + e.getMessage());
    }
    assertEquals(
        "A-XQIA-3.1: getNode on element() failed", true, node instanceof org.w3c.dom.Element);
    assertEquals("A-XQIA-3.1: getNode on element() failed", "e", node.getLocalName());
    xqs.next();
    try {
      node = xqs.getNode();
    } catch (final XQException e) {
      fail("A-XQIA-3.1: getNode on attribute() failed with message: " + e.getMessage());
    }
    assertEquals(
        "A-XQIA-3.1: getNode on attribute() failed", true, node instanceof org.w3c.dom.Attr);
    assertEquals("A-XQIA-3.1: getNode on attribute() failed", "a", node.getLocalName());
    xqe.close();
  }
  public void testGetBoolean() throws XQException {
    XQExpression xqe;
    XQSequence xqs;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("'true'");
    xqs.next();
    try {
      xqs.getBoolean();
      fail("A-XQIA-1.1: conversion to boolean should fail");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("xs:boolean('true')");
    try {
      xqs.getBoolean();
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("xs:boolean('true')");
    xqs.next();
    xqs.close();
    try {
      xqs.getBoolean();
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("xs:boolean('true')");
    xqs.next();
    xqs.getItem();
    try {
      xqs.getBoolean();
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("xs:boolean('true')");
    xqs.next();
    try {
      assertEquals("A-XQIA-1.6: getBoolean on xs:boolean failed", true, xqs.getBoolean());
    } catch (final XQException e) {
      fail("A-XQIA-1.6: getBoolean on xs:boolean failed with message: " + e.getMessage());
    }
    xqe.close();
  }
  public void testWriteItemToResult() throws XQException {
    XQExpression xqe;
    XQSequence xqs;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    try {
      xqs.writeItemToResult(new StreamResult(new StringWriter()));
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.close();
    try {
      xqs.writeItemToResult(new StreamResult(new StringWriter()));
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.getItem();
    try {
      xqs.writeItemToResult(new StreamResult(new StringWriter()));
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    // The spec doesn't say serialization is performed according to XSLT 2.0 and XQuery 1.0
    // serialization.
    // As such we don't test here if the serialization process can fail.
    //
    //   xqe = xqc.createExpression();
    //   xqs = xqe.executeQuery("<e a='Hello world!'/>/@*");
    //   xqs.next();
    //   try {
    //     xqs.writeItemToResult(new StreamResult(new StringWriter()));
    //     fail("A-XQIA-8.1: serialization process fails when sequence contains a top-level
    // attribute");
    //   } catch (XQException xq) {
    //     // Expect an XQException
    //   }
    //   xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    try {
      xqs.writeItemToResult((Result) null);
      fail("A-XQIA-11.3: writeItemToResult accepts a null buffer as first argument");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    final StringWriter result = new StringWriter();
    try {
      xqs.writeItemToResult(new StreamResult(result));
    } catch (final XQException e) {
      fail("A-XQIA-11.1: writeItemToResult failed with message: " + e.getMessage());
    }
    assertTrue(
        "A-XQIA-11.1: Expects serialized result contains '<e>Hello world!</e>', but it is '"
            + result.toString()
            + '\'',
        result.toString().indexOf("<e>Hello world!</e>") != -1);
    xqe.close();
  }
  public void testWriteItemToSAX() throws XQException {
    XQExpression xqe;
    XQSequence xqs;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    try {
      xqs.writeItemToSAX(new DefaultHandler());
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.close();
    try {
      xqs.writeItemToSAX(new DefaultHandler());
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.getItem();
    try {
      xqs.writeItemToSAX(new DefaultHandler());
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e a='Hello world!'/>/@*");
    xqs.next();
    try {
      xqs.writeItemToSAX(new DefaultHandler());
      fail("A-XQIA-8.1: serialization process fails when sequence contains a top-level attribute");
    } catch (final XQException xq) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    try {
      xqs.writeItemToSAX((ContentHandler) null);
      fail("A-XQIA-11.3: writeItem accepts a null buffer as first argument");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    final TestContentHandler result = new TestContentHandler();
    try {
      xqs.writeItemToSAX(result);
    } catch (final XQException e) {
      fail("A-XQIA-11.1: writeItem failed with message: " + e.getMessage());
    }
    assertTrue(
        "A-XQIA-11.1: Expects serialized result contains '<e>Hello world!</e>', but it is '"
            + result.buffer.toString()
            + '\'',
        result.buffer.toString().indexOf("<e>Hello world!</e>") != -1);
    xqe.close();
  }
  public void testWriteItem_OutputStream() throws XQException, UnsupportedEncodingException {

    // We don't expect this method ever to throw UnsupportedEncodingException, as we only request
    // the "UTF-8" encoding.
    // However, in order to make the compiler happy, and to play it safe, add
    // UnsupportedEncodingException to the throws clause.

    XQExpression xqe;
    XQSequence xqs;

    final Properties prop = new Properties();
    prop.setProperty("encoding", "UTF-8");

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    try {
      xqs.writeItem(new ByteArrayOutputStream(), prop);
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.close();
    try {
      xqs.writeItem(new ByteArrayOutputStream(), prop);
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.getItem();
    try {
      xqs.writeItem(new ByteArrayOutputStream(), prop);
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e a='Hello world!'/>/@*");
    xqs.next();
    try {
      xqs.writeItem(new ByteArrayOutputStream(), prop);
      fail("A-XQIA-8.1: serialization process fails when sequence contains a top-level attribute");
    } catch (final XQException xq) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    try {
      xqs.writeItem((OutputStream) null, prop);
      fail("A-XQIA-11.3: writeItem accepts a null buffer as first argument");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    final ByteArrayOutputStream result = new ByteArrayOutputStream();
    try {
      xqs.writeItem(result, prop);
    } catch (final XQException e) {
      fail("A-XQIA-11.1: writeItem failed with message: " + e.getMessage());
    }
    assertTrue(
        "A-XQIA-11.1: Expects serialized result contains '<e>Hello world!</e>', but it is '"
            + result.toString("UTF-8")
            + '\'',
        result.toString("UTF-8").indexOf("<e>Hello world!</e>") != -1);
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    final ByteArrayOutputStream otherResult = new ByteArrayOutputStream();
    try {
      xqs.writeItem(otherResult, prop);
    } catch (final XQException e) {
      fail("A-XQIA-11.2: writeItem failed with message: " + e.getMessage());
    }
    assertEquals(
        "A-XQIA-11.2: null properties argument is equivalent to empty properties argument",
        result.toString("UTF-8"),
        otherResult.toString("UTF-8"));
    xqe.close();
  }
  public void testGetItemAsString() throws XQException {
    XQExpression xqe;
    XQSequence xqs;

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    try {
      xqs.getItemAsString(new Properties());
      fail("A-XQIA-1.2: getXXX() should fail when not positioned on an item");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.close();
    try {
      xqs.getItemAsString(new Properties());
      fail("A-XQIA-1.3: closed item accessor supports getXXX()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    xqs.getItem();
    try {
      xqs.getItemAsString(new Properties());
      fail("A-XQIA-1.4: SCROLLTYPE_FORWARD_ONLY sequence supports getting item twice()");
    } catch (final XQException e) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e a='Hello world!'/>/@*");
    xqs.next();
    try {
      xqs.getItemAsString(new Properties());
      fail("A-XQIA-8.1: serialization process fails when sequence contains a top-level attribute");
    } catch (final XQException xq) {
      // Expect an XQException
    }
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    String result = null;
    try {
      result = xqs.getItemAsString(new Properties());
    } catch (final XQException e) {
      fail("A-XQIA-10.1: getItemAsString failed with message: " + e.getMessage());
    }
    assertTrue(
        "A-XQIA-10.1: Expects serialized result contains '<e>Hello world!</e>', but it is '"
            + result
            + '\'',
        result.indexOf("<e>Hello world!</e>") != -1);
    xqe.close();

    xqe = xqc.createExpression();
    xqs = xqe.executeQuery("<e>Hello world!</e>");
    xqs.next();
    try {
      assertEquals(
          "A-XQIA-10.2: null properties argument is equivalent to empty properties argument",
          result,
          xqs.getItemAsString(null));
    } catch (final XQException e) {
      fail("A-XQIA-10.2: getItemAsString failed with message: " + e.getMessage());
    }
    xqe.close();
  }