Fix incorrect GML from QgsPointV2::asGML3

Also finish unit tests for QgsPointV2 and mark as a critical class

Author: nyalldawson

src/core/geometry/qgspointv2.cpp

@@ -24,6 +24,12 @@
 #include "qgswkbptr.h"
 #include <QPainter>
 
+/***************************************************************************
+ * This class is considered CRITICAL and any change MUST be accompanied with
+ * full unit tests.
+ * See details in QEP #17
+ ****************************************************************************/
+
 QgsPointV2::QgsPointV2( double x, double y )
     : QgsAbstractGeometryV2()
     , mX( x )
@@ -65,6 +71,12 @@ QgsPointV2::QgsPointV2( QgsWKBTypes::Type type, double x, double y, double z, do
   mWkbType = type;
 }
 
+/***************************************************************************
+ * This class is considered CRITICAL and any change MUST be accompanied with
+ * full unit tests.
+ * See details in QEP #17
+ ****************************************************************************/
+
 bool QgsPointV2::operator==( const QgsPointV2& pt ) const
 {
   return ( pt.wkbType() == wkbType() &&
@@ -107,6 +119,12 @@ bool QgsPointV2::fromWkb( const unsigned char* wkb )
   return true;
 }
 
+/***************************************************************************
+ * This class is considered CRITICAL and any change MUST be accompanied with
+ * full unit tests.
+ * See details in QEP #17
+ ****************************************************************************/
+
 bool QgsPointV2::fromWkt( const QString& wkt )
 {
   clear();
@@ -155,6 +173,12 @@ int QgsPointV2::wkbSize() const
   return size;
 }
 
+/***************************************************************************
+ * This class is considered CRITICAL and any change MUST be accompanied with
+ * full unit tests.
+ * See details in QEP #17
+ ****************************************************************************/
+
 unsigned char* QgsPointV2::asWkb( int& binarySize ) const
 {
   binarySize = wkbSize();
@@ -199,7 +223,7 @@ QDomElement QgsPointV2::asGML2( QDomDocument& doc, int precision, const QString&
 QDomElement QgsPointV2::asGML3( QDomDocument& doc, int precision, const QString& ns ) const
 {
   QDomElement elemPoint = doc.createElementNS( ns, "Point" );
-  QDomElement elemPosList = doc.createElementNS( ns, "posList" );
+  QDomElement elemPosList = doc.createElementNS( ns, "pos" );
   elemPosList.setAttribute( "srsDimension", is3D() ? 3 : 2 );
   QString strCoordinates = qgsDoubleToString( mX, precision ) + ' ' + qgsDoubleToString( mY, precision );
   if ( is3D() )
@@ -210,6 +234,12 @@ QDomElement QgsPointV2::asGML3( QDomDocument& doc, int precision, const QString&
   return elemPoint;
 }
 
+/***************************************************************************
+ * This class is considered CRITICAL and any change MUST be accompanied with
+ * full unit tests.
+ * See details in QEP #17
+ ****************************************************************************/
+
 QString QgsPointV2::asJSON( int precision ) const
 {
   return "{\"type\": \"Point\", \"coordinates\": ["
@@ -243,6 +273,12 @@ void QgsPointV2::coordinateSequence( QList< QList< QList< QgsPointV2 > > >& coor
   coord.append( featureCoord );
 }
 
+/***************************************************************************
+ * This class is considered CRITICAL and any change MUST be accompanied with
+ * full unit tests.
+ * See details in QEP #17
+ ****************************************************************************/
+
 bool QgsPointV2::moveVertex( const QgsVertexId& position, const QgsPointV2& newPos )
 {
   Q_UNUSED( position );
@@ -290,6 +326,12 @@ bool QgsPointV2::nextVertex( QgsVertexId& id, QgsPointV2& vertex ) const
   }
 }
 
+/***************************************************************************
+ * This class is considered CRITICAL and any change MUST be accompanied with
+ * full unit tests.
+ * See details in QEP #17
+ ****************************************************************************/
+
 bool QgsPointV2::addZValue( double zValue )
 {
   if ( QgsWKBTypes::hasZ( mWkbType ) )

src/core/geometry/qgspointv2.h

@@ -20,6 +20,12 @@
 
 #include "qgsabstractgeometryv2.h"
 
+/***************************************************************************
+ * This class is considered CRITICAL and any change MUST be accompanied with
+ * full unit tests in testqgsgeometry.cpp.
+ * See details in QEP #17
+ ****************************************************************************/
+
 /** \ingroup core
  * \class QgsPointV2
  * \brief Point geometry type, with support for z-dimension and m-values.

tests/src/core/testqgsgeometry.cpp

@@ -514,7 +514,26 @@ void TestQgsGeometry::pointV2()
   QVERIFY( !p14.fromWkt( "Polygon()" ) );
   QCOMPARE( p14.wkbType(), QgsWKBTypes::Unknown );
 
-  //TODO asGML2, asGML3, asJSON
+  //asGML2
+  QgsPointV2 exportPoint( 1, 2 );
+  QgsPointV2 exportPointFloat( 1 / 3.0, 2 / 3.0 );
+  QDomDocument doc( "gml" );
+  QString expectedGML2( "<Point xmlns=\"gml\"><coordinates xmlns=\"gml\">1,2</coordinates></Point>" );
+  QCOMPARE( elemToString( exportPoint.asGML2( doc ) ), expectedGML2 );
+  QString expectedGML2prec3( "<Point xmlns=\"gml\"><coordinates xmlns=\"gml\">0.333,0.667</coordinates></Point>" );
+  QCOMPARE( elemToString( exportPointFloat.asGML2( doc, 3 ) ), expectedGML2prec3 );
+
+  //asGML3
+  QString expectedGML3( "<Point xmlns=\"gml\"><pos xmlns=\"gml\" srsDimension=\"2\">1 2</pos></Point>" );
+  QCOMPARE( elemToString( exportPoint.asGML3( doc ) ), expectedGML3 );
+  QString expectedGML3prec3( "<Point xmlns=\"gml\"><pos xmlns=\"gml\" srsDimension=\"2\">0.333 0.667</pos></Point>" );
+  QCOMPARE( elemToString( exportPointFloat.asGML3( doc, 3 ) ), expectedGML3prec3 );
+
+  //asJSON
+  QString expectedJson( "{\"type\": \"Point\", \"coordinates\": [1, 2]}" );
+  QCOMPARE( exportPoint.asJSON(), expectedJson );
+  QString expectedJsonPrec3( "{\"type\": \"Point\", \"coordinates\": [0.333, 0.667]}" );
+  QCOMPARE( exportPointFloat.asJSON( 3 ), expectedJsonPrec3 );
 
   //bounding box
   QgsPointV2 p15( 1.0, 2.0 );
@@ -1060,7 +1079,7 @@ void TestQgsGeometry::exportToGeoJSON()
   QString obtained = geom->exportToGeoJSON();
   QString geojson = "{\"type\": \"Point\", \"coordinates\": [40, 50]}";
   QCOMPARE( obtained, geojson );
-  
+
   //MultiPoint
   wkt = "MultiPoint (0 0, 10 0, 10 10, 20 10)";
   geom.reset( QgsGeometry::fromWkt( wkt ) );
@@ -1074,14 +1093,14 @@ void TestQgsGeometry::exportToGeoJSON()
   obtained = geom->exportToGeoJSON();
   geojson = "{\"type\": \"LineString\", \"coordinates\": [ [0, 0], [10, 0], [10, 10], [20, 10]]}";
   QCOMPARE( obtained, geojson );
-  
+
   //MultiLineString
   wkt = "MultiLineString ((0 0, 10 0, 10 10, 20 10),(30 30, 40 30, 40 40, 50 40))";
   geom.reset( QgsGeometry::fromWkt( wkt ) );
   obtained = geom->exportToGeoJSON();
   geojson = "{\"type\": \"MultiLineString\", \"coordinates\": [[ [0, 0], [10, 0], [10, 10], [20, 10]], [ [30, 30], [40, 30], [40, 40], [50, 40]]] }";
   QCOMPARE( obtained, geojson );
-  
+
   //Polygon
   wkt = "Polygon ((0 0, 10 0, 10 10, 0 10, 0 0 ),(2 2, 4 2, 4 4, 2 4, 2 2))";
   geom.reset( QgsGeometry::fromWkt( wkt ) );
@@ -1162,5 +1181,14 @@ void TestQgsGeometry::dumpPolyline( QgsPolyline &thePolyline )
   mpPainter->drawPolyline( myPoints );
 }
 
+QString TestQgsGeometry::elemToString( const QDomElement& elem ) const
+{
+  QString s;
+  QTextStream stream( &s );
+  elem.save( stream, -1 );
+
+  return s;
+}
+
 QTEST_MAIN( TestQgsGeometry )
 #include "testqgsgeometry.moc"