// Create a Spatial Context and add it to an XML document
void FdoImportExportTest::AddSC( FdoXmlWriter* writer, FdoString* name, FdoString* description, FdoString* coordSys, FdoString* wkt, FdoInt32 idx )
{
FdoXmlSpatialContextWriterP SCWriter =
FdoXmlSpatialContextWriter::Create( writer );
SCWriter->SetName( name );
SCWriter->SetDescription( description );
SCWriter->SetCoordinateSystem( coordSys );
if ( wcslen(wkt) > 0 )
SCWriter->SetCoordinateSystemWkt( wkt );
SCWriter->SetExtentType(
idx % 2 ?
FdoSpatialContextExtentType_Dynamic :
FdoSpatialContextExtentType_Static
);
FdoPtr<FdoByteArray> extent = SerializeExtent( 0, 0, 150 * idx, 100 * idx );
SCWriter->SetExtent( extent );
SCWriter->SetXYTolerance( 0.001 );
SCWriter->SetZTolerance( 0.01 );
SCWriter->WriteSpatialContext();
}
void SpatialContextTest::testXmlDotColon()
{
try {
FdoInt32 pass;
// pass 0 writes SC without WKT, pass1 writes it with WKT.
for ( pass = 0; pass < 2; pass++ ) {
FdoIoMemoryStreamP stream = FdoIoMemoryStream::Create();
FdoIoMemoryStreamP stream2 = FdoIoMemoryStream::Create();
FdoXmlWriterP xmlWriter = FdoXmlWriter::Create(stream);
FdoXmlSpatialContextWriterP writer = FdoXmlSpatialContextWriter::Create(
xmlWriter
);
writer->SetName( L"EPSG:123.4" );
writer->SetDescription( L". and : test" );
writer->SetCoordinateSystem( L"EPSG:1234" );
if ( pass == 1 )
writer->SetCoordinateSystemWkt( L"LOCAL_CS [ \"Non-Earth (Meter)\", LOCAL_DATUM [\"Local Datum\", 0], UNIT [\"Meter\", 1.0], AXIS [\"X\", EAST], AXIS[\"Y\", NORTH]]" );
FdoPtr<FdoByteArray> extent = SerializeExtent( 0, 0, 15000, 10000 );
writer->SetExtent( extent );
writer->SetExtentType( FdoSpatialContextExtentType_Dynamic );
writer->SetXYTolerance( 0.1 );
writer->SetZTolerance( 0.01 );
writer->WriteSpatialContext();
writer = NULL;
xmlWriter = NULL;
stream->Reset();
FdoXmlSpatialContextReaderP reader =
FdoXmlSpatialContextReader::Create(
FdoXmlReaderP( FdoXmlReader::Create(stream) ),
FdoXmlSpatialContextFlagsP(
FdoXmlSpatialContextFlags::Create( NULL, FdoXmlFlags::ErrorLevel_High )
)
);
FDO_CPPUNIT_ASSERT( reader->ReadNext() );
FDO_CPPUNIT_ASSERT( wcscmp(reader->GetName(), L"EPSG:123.4") == 0 );
FDO_CPPUNIT_ASSERT( wcscmp(reader->GetCoordinateSystem(), L"EPSG:1234") == 0 );
FDO_CPPUNIT_ASSERT( wcscmp(reader->GetDescription(), L". and : test") == 0 );
FDO_CPPUNIT_ASSERT( !reader->ReadNext() );
}
}
catch ( FdoException* e ) {
UnitTestUtil::FailOnException( e );
}
}
void CMyAxCtrl::Serialize(CArchive& ar)
{
SerializeVersion(ar, MAKELONG(_wVerMinor, _wVerMajor));
SerializeExtent(ar);
SerializeStockProps(ar);
if (ar.IsStoring())
{ // storing code
}
else
{ // loading code
}
}
void SpatialContextTest::testXml()
{
try {
FdoIoMemoryStreamP stream = FdoIoMemoryStream::Create();
FdoIoMemoryStreamP stream2 = FdoIoMemoryStream::Create();
FdoXmlWriterP xmlWriter = FdoXmlWriter::Create(stream);
FdoXmlSpatialContextWriterP writer = FdoXmlSpatialContextWriter::Create(
xmlWriter
);
// Try to write nameless spatial context (should fail)
FdoBoolean bFailed = false;
try {
writer->WriteSpatialContext();
}
catch ( FdoException* e ) {
//Todo: get this working for Linux (likely need to set up message catalogue
#ifdef _WIN32
// The exception message has no file information in release mode.That means there is no ')' in release mode .
#ifdef _DEBUG
FdoString* pMessage = wcschr( e->GetExceptionMessage(), ')' ) + 2;
FDO_CPPUNIT_ASSERT( wcscmp(pMessage, L"Current spatial context has no name; cannot write to XML. ") == 0 );
#else
FdoString* pMessage = e->GetExceptionMessage();
FDO_CPPUNIT_ASSERT( wcscmp(pMessage, L"Current spatial context has no name; cannot write to XML. ") == 0 );
#endif
#endif
e->Release ();
bFailed = true;
}
if ( !bFailed )
CPPUNIT_FAIL( "Writing nameless spatial context should have failed." );
writer->SetName( L"SC_0" );
writer->SetCoordinateSystem( L"Quebec MTM Zone 8 (NAD83)" );
// Try to write extentless spatial context (should fail)
bFailed = false;
try {
writer->WriteSpatialContext();
}
catch ( FdoException* e ) {
//Todo: get this working for Linux (likely need to set up message catalogue
#ifdef _WIN32
// The exception message has no file information in release mode.That means there is no ')' in release mode .
#ifdef _DEBUG
FdoString* pMessage = wcschr( e->GetExceptionMessage(), ')' ) + 2;
FDO_CPPUNIT_ASSERT( wcscmp(pMessage, L"Current spatial context 'SC_0' has no extents; cannot write to XML. ") == 0 );
#else
FdoString* pMessage = e->GetExceptionMessage();
FDO_CPPUNIT_ASSERT( wcscmp(pMessage, L"Current spatial context 'SC_0' has no extents; cannot write to XML. ") == 0 );
#endif
#endif
e->Release ();
bFailed = true;
}
if ( !bFailed )
CPPUNIT_FAIL( "Writing extentless spatial context should have failed." );
// now for the happy tests.
FdoByteArray* extent = SerializeExtent( 100000, 1000000, 200000, 1100000 );
writer->SetExtent( extent );
extent->Release();
// write spatial context with no optional attributes set.
writer->WriteSpatialContext();
// write spatial contexts with optional attributes set.
writer->SetName( L"Subway Map" );
writer->SetDescription( L"Diagram of subway stops" );
writer->SetCoordinateSystem( L"Non-Earth (Meter)" );
writer->SetCoordinateSystemWkt( L"LOCAL_CS [ \"Non-Earth (Meter)\", LOCAL_DATUM [\"Local Datum\", 0], UNIT [\"Meter\", 1.0], AXIS [\"X\", EAST], AXIS[\"Y\", NORTH]]" );
extent = SerializeExtent( 0, 0, 15000, 10000 );
writer->SetExtent( extent );
extent->Release();
writer->SetExtentType( FdoSpatialContextExtentType_Dynamic );
writer->SetXYTolerance( 0.1 );
writer->SetZTolerance( 0.01 );
writer->WriteSpatialContext();
writer = FdoXmlSpatialContextWriter::Create(
xmlWriter
);
// write spatial context with no coordinate system set.
writer->SetName( L"Default Rectangular" );
extent = SerializeExtent( 0, 0, 1000, 1000 );
writer->SetExtent( extent );
extent->Release();
writer->WriteSpatialContext();
writer = NULL;
xmlWriter = NULL;
stream->Reset();
stream2->Reset();
// Round trip the spatial contexts that were written to a 2nd XML document.
// This tests whether we lose anything when deserializing and serializing.
XmlCopy( stream, stream2 );
// Format output files for comparison. Adds carriage returns.
stream->Reset();
FdoIoFileStreamP fileStream = FdoIoFileStream::Create( L"sc1a.xml", L"wt+");
XmlFormatter formatter1a(stream, fileStream);
formatter1a.Format();
stream2->Reset();
fileStream = FdoIoFileStream::Create( L"sc2a.xml", L"wt+");
XmlFormatter formatter2a(stream2, fileStream);
formatter2a.Format();
stream->SetLength(0);
stream2->SetLength(0);
// This next test writes an XML document with a single spatial context.
writer = FdoXmlSpatialContextWriter::Create(
FdoXmlWriterP( FdoXmlWriter::Create(stream) ),
FdoXmlSpatialContextFlagsP( FdoXmlSpatialContextFlags::Create( L"www.ttc.ca" ) )
);
writer->SetName( L"Subway Map" );
writer->SetDescription( L"Diagram of subway stops" );
writer->SetCoordinateSystem( L"Non-Earth (Meter)" );
extent = SerializeExtent( 0, 0, 15000, 10000 );
writer->SetExtent( extent );
extent->Release();
writer->SetExtentType( FdoSpatialContextExtentType_Dynamic );
writer->SetXYTolerance( 0.1 );
writer->SetZTolerance( 0.01 );
writer->WriteSpatialContext();
writer = NULL;
stream->Reset();
stream2->Reset();
// Test round tripping for second document
XmlCopy( stream, stream2 );
// Format output files for comparison. Adds carriage returns.
stream->Reset();
fileStream = FdoIoFileStream::Create( L"sc1b.xml", L"wt+");
XmlFormatter formatter1b(stream, fileStream);
formatter1b.Format();
stream2->Reset();
fileStream = FdoIoFileStream::Create( L"sc2b.xml", L"wt+");
XmlFormatter formatter2b(stream2, fileStream);
formatter2b.Format();
//Todo: get this working on linux
#ifdef _WIN32
// Compare output and expected results.
UnitTestUtil::CheckOutput( "sc1a_master.txt", "sc1a.xml" );
UnitTestUtil::CheckOutput( "sc1b_master.txt", "sc1b.xml" );
UnitTestUtil::CheckOutput( "sc2a_master.txt", "sc2a.xml" );
UnitTestUtil::CheckOutput( "sc2b_master.txt", "sc2b.xml" );
#endif
}
catch ( FdoException* e ) {
UnitTestUtil::FailOnException( e );
}
}
void SpatialContextTest::testXmlNesting()
{
try {
// Create an XML document with Spatial Contexts nested 2 levels down from
// root element.
FdoIoMemoryStreamP stream = FdoIoMemoryStream::Create();
FdoXmlWriterP writer = FdoXmlWriter::Create( stream );
// Create 2 Level1 elements under the root element.
writer->WriteStartElement( L"Level1" );
writer->WriteStartElement( L"Level2" );
writer->WriteEndElement();
writer->WriteStartElement( L"Level2" );
writer->WriteEndElement();
writer->WriteEndElement();
// The Spatial Contexts are under the second Level1 element.
writer->WriteStartElement( L"Level1" );
// Mix them up with some other elements that should be skipped.
writer->WriteStartElement( L"Level2" );
writer->WriteEndElement();
FdoXmlSpatialContextWriterP SCWriter =
FdoXmlSpatialContextWriter::Create( writer );
SCWriter->SetName( L"Embedded1" );
FdoByteArray* extent = SerializeExtent( 0, 0, 15000, 10000 );
SCWriter->SetExtent( extent );
extent->Release();
SCWriter->WriteSpatialContext();
SCWriter = NULL;
writer->WriteStartElement( L"Level2" );
writer->WriteEndElement();
SCWriter =
FdoXmlSpatialContextWriter::Create( writer );
SCWriter->SetName( L"Embedded2" );
extent = SerializeExtent( 0, 0, 15000, 10000 );
SCWriter->SetExtent( extent );
extent->Release();
SCWriter->WriteSpatialContext();
SCWriter = NULL;
writer->WriteStartElement( L"Level2" );
writer->WriteEndElement();
writer = NULL;
stream->Reset();
FdoIoFileStreamP fileStream = FdoIoFileStream::Create( L"sc_nested.xml", L"w+");
XmlFormatter formatter1(stream, fileStream);
formatter1.Format();
stream->Reset();
FdoPtr<NestedReader> reader = NestedReader::Create(stream);
// Read the spatial contexts. Should get both of them
reader->ReadNext();
FDO_CPPUNIT_ASSERT( wcscmp(reader->GetName(), L"Embedded1") == 0 );
reader->ReadNext();
FDO_CPPUNIT_ASSERT( wcscmp(reader->GetName(), L"Embedded2") == 0 );
// Shouldn't be any more spatial contexts at this point.
FDO_CPPUNIT_ASSERT( reader->ReadNext() == false );
}
catch ( FdoException* e ) {
UnitTestUtil::FailOnException( e );
}
}
