diff --git a/src/core/qgsrasterdataprovider.h b/src/core/qgsrasterdataprovider.h
@@ -451,21 +451,21 @@ class CORE_EXPORT QgsRasterDataProvider : public QgsDataProvider, public QgsRast
     /**Writes into the provider datasource*/
     virtual bool write( void* data, int band, int width, int height, int xOffset, int yOffset )
     {
-        Q_UNUSED( data );
-        Q_UNUSED( band );
-        Q_UNUSED( width );
-        Q_UNUSED( height );
-        Q_UNUSED( xOffset );
-        Q_UNUSED( yOffset );
-        return false;
+      Q_UNUSED( data );
+      Q_UNUSED( band );
+      Q_UNUSED( width );
+      Q_UNUSED( height );
+      Q_UNUSED( xOffset );
+      Q_UNUSED( yOffset );
+      return false;
     }
 
     /** Creates a new dataset with mDataSourceURI
         @return true in case of success*/
     virtual bool create( const QString& format, int nBands,
-                         QgsRasterDataProvider::DataType type, 
+                         QgsRasterDataProvider::DataType type,
                          int width, int height, double* geoTransform,
-                         const QgsCoordinateReferenceSystem& crs, 
+                         const QgsCoordinateReferenceSystem& crs,
                          QStringList createOptions = QStringList() /*e.v. color table*/ )
     {
       Q_UNUSED( format );

diff --git a/src/core/qgsrasterprojector.cpp b/src/core/qgsrasterprojector.cpp
@@ -34,8 +34,8 @@ QgsRasterProjector::QgsRasterProjector(
     , mDestExtent( theDestExtent )
     , mExtent( theExtent )
     , mDestRows( theDestRows ), mDestCols( theDestCols )
-    , mMaxSrcXRes( theMaxSrcXRes ), mMaxSrcYRes( theMaxSrcYRes )
     , pHelperTop( 0 ), pHelperBottom( 0 )
+    , mMaxSrcXRes( theMaxSrcXRes ), mMaxSrcYRes( theMaxSrcYRes )
 {
   QgsDebugMsg( "Entered" );
   QgsDebugMsg( "theDestExtent = " + theDestExtent.toString() );
@@ -53,8 +53,8 @@ QgsRasterProjector::QgsRasterProjector(
     , mDestCRS( theDestCRS )
     , mCoordinateTransform( theDestCRS, theSrcCRS )
     , mExtent( theExtent )
-    , mMaxSrcXRes( theMaxSrcXRes ), mMaxSrcYRes( theMaxSrcYRes )
     , pHelperTop( 0 ), pHelperBottom( 0 )
+    , mMaxSrcXRes( theMaxSrcXRes ), mMaxSrcYRes( theMaxSrcYRes )
 {
   QgsDebugMsg( "Entered" );
 }

diff --git a/src/core/qgsscaleutils.cpp b/src/core/qgsscaleutils.cpp
@@ -62,9 +62,9 @@ bool QgsScaleUtils::loadScaleList( const QString &fileName, QStringList &scales,
   if ( !doc.setContent( &file, true, &errorStr, &errorLine, &errorColumn ) )
   {
     errorMessage = QString( "Parse error at line %1, column %2:\n%3" )
-                          .arg( errorLine )
-                          .arg( errorColumn )
-                          .arg( errorStr );
+                   .arg( errorLine )
+                   .arg( errorColumn )
+                   .arg( errorStr );
     return false;
   }
 

diff --git a/src/core/raster/qgsmultibandcolorrenderer.cpp b/src/core/raster/qgsmultibandcolorrenderer.cpp
@@ -103,6 +103,7 @@ QgsRasterRenderer* QgsMultiBandColorRenderer::create( const QDomElement& elem, Q
 
 void * QgsMultiBandColorRenderer::readBlock( int bandNo, QgsRectangle  const & extent, int width, int height )
 {
+  Q_UNUSED( bandNo );
   if ( !mInput )
   {
     return 0;
@@ -136,7 +137,6 @@ void * QgsMultiBandColorRenderer::readBlock( int bandNo, QgsRectangle  const & e
     transparencyType = ( QgsRasterInterface::DataType )mInput->dataType( mAlphaBand );
   }
 
-  double oversamplingX = 1.0, oversamplingY = 1.0;
   QSet<int> bands;
   if ( mRedBand > 0 )
   {
@@ -203,9 +203,6 @@ void * QgsMultiBandColorRenderer::readBlock( int bandNo, QgsRectangle  const & e
   int redVal = 0;
   int greenVal = 0;
   int blueVal = 0;
-  int redDataVal = 0;
-  int greenDataVal = 0;
-  int blueDataVal = 0;
   QRgb defaultColor = qRgba( 255, 255, 255, 0 );
   double currentOpacity = mOpacity; //opacity (between 0 and 1)
 
@@ -227,17 +224,14 @@ void * QgsMultiBandColorRenderer::readBlock( int bandNo, QgsRectangle  const & e
       if ( mRedBand > 0 )
       {
         redVal = readValue( redData, redType, currentRasterPos );
-        redDataVal = redVal;
       }
       if ( mGreenBand > 0 )
       {
         greenVal = readValue( greenData, greenType, currentRasterPos );
-        greenDataVal = greenVal;
       }
       if ( mBlueBand > 0 )
       {
         blueVal = readValue( blueData, blueType, currentRasterPos );
-        blueDataVal = blueVal;
       }
 
       //apply default color if red, green or blue not in displayable range

diff --git a/src/core/raster/qgsrasterdrawer.h b/src/core/raster/qgsrasterdrawer.h
@@ -24,7 +24,7 @@
 class QPainter;
 class QImage;
 class QgsMapToPixel;
-class QgsRasterViewPort;
+struct QgsRasterViewPort;
 class QgsRasterIterator;
 
 class QgsRasterDrawer

diff --git a/src/core/raster/qgsrasterfilewriter.cpp b/src/core/raster/qgsrasterfilewriter.cpp
@@ -188,7 +188,7 @@ QgsRasterFileWriter::WriterError QgsRasterFileWriter::writeImageRaster( QgsRaste
   void* blueData = VSIMalloc( mMaxTileWidth * mMaxTileHeight );
   void* alphaData = VSIMalloc( mMaxTileWidth * mMaxTileHeight );
   QgsRectangle mapRect;
-  int iterLeft, iterTop, iterCols, iterRows;
+  int iterLeft = 0, iterTop = 0, iterCols = 0, iterRows = 0;
   int fileIndex = 0;
 
   //create destProvider for whole dataset here

diff --git a/src/core/raster/qgsrasterfilewriter.h b/src/core/raster/qgsrasterfilewriter.h
@@ -45,7 +45,7 @@ class CORE_EXPORT QgsRasterFileWriter
     int maxTileWidth() const { return mMaxTileWidth; }
 
     void setMaxTileHeight( int h ) { mMaxTileHeight = h; }
-    int maxTileHeight() const { return mMaxTileHeight; } 
+    int maxTileHeight() const { return mMaxTileHeight; }
 
     // for now not putting createOptions in all methods, use createOptions()
     void setCreateOptions( const QStringList& list ) { mCreateOptions = list; }
@@ -72,7 +72,7 @@ class CORE_EXPORT QgsRasterFileWriter
     QgsRasterDataProvider* createPartProvider( const QgsRectangle& extent, int nCols, int iterCols, int iterRows,
         int iterLeft, int iterTop,
         const QString& outputUrl, int fileIndex, int nBands, QgsRasterInterface::DataType type,
-                                               const QgsCoordinateReferenceSystem& crs );
+        const QgsCoordinateReferenceSystem& crs );
 
     /**Init VRT (for tiled mode) or create global output provider (single-file mode)*/
     QgsRasterDataProvider* initOutput( int nCols, int nRows, const QgsCoordinateReferenceSystem& crs, double* geoTransform, int nBands,

diff --git a/src/core/raster/qgsrasterinterface.cpp b/src/core/raster/qgsrasterinterface.cpp
@@ -50,6 +50,12 @@ bool QgsRasterInterface::typeIsNumeric( DataType dataType ) const
     case CFloat32:
     case CFloat64:
       return true;
+
+    case UnknownDataType:
+    case ARGB32:
+    case ARGB32_Premultiplied:
+    case TypeCount:
+      return false;
   }
   return false;
 }
@@ -61,6 +67,21 @@ bool QgsRasterInterface::typeIsColor( DataType dataType ) const
     case ARGB32:
     case ARGB32_Premultiplied:
       return true;
+
+    case UnknownDataType:
+    case Byte:
+    case UInt16:
+    case Int16:
+    case UInt32:
+    case Int32:
+    case Float32:
+    case CInt16:
+    case Float64:
+    case CInt32:
+    case CFloat32:
+    case CFloat64:
+    case TypeCount:
+      return false;
   }
   return false;
 }

diff --git a/src/core/raster/qgsrasteriterator.h b/src/core/raster/qgsrasteriterator.h
@@ -7,9 +7,9 @@
 class QgsMapToPixel;
 class QgsRasterInterface;
 class QgsRasterProjector;
-class QgsRasterViewPort;
+struct QgsRasterViewPort;
 
-class QgsRasterIterator
+class CORE_EXPORT QgsRasterIterator
 {
   public:
     //Stores information about reading of a raster band. Columns and rows are in unsampled coordinates

diff --git a/src/core/raster/qgsrasterpipe.cpp b/src/core/raster/qgsrasterpipe.cpp
@@ -129,11 +129,6 @@ bool QgsRasterPipe::set( QgsRasterInterface* theInterface )
 
   if ( !theInterface ) return false;
 
-  QgsRasterDataProvider * provider = dynamic_cast<QgsRasterDataProvider *>( theInterface );
-  QgsRasterRenderer * renderer;
-  QgsRasterResampleFilter * resampleFilter;
-  QgsRasterProjector * projector;
-
   Role role = interfaceRole( theInterface );
 
   // We dont know where to place unknown interface
@@ -179,34 +174,34 @@ bool QgsRasterPipe::set( QgsRasterInterface* theInterface )
   return insert( idx, theInterface );  // insert may still fail and return false
 }
 
-QgsRasterInterface * QgsRasterPipe::interface( Role role ) const
+QgsRasterInterface * QgsRasterPipe::iface( Role role ) const
+{
+  QgsDebugMsg( QString( "role = %1" ).arg( role ) );
+  if ( mRoleMap.contains( role ) )
   {
-    QgsDebugMsg( QString( "role = %1" ).arg( role ) );
-    if ( mRoleMap.contains( role ) )
-    {
-      return mInterfaces.value( mRoleMap.value( role ) );
-    }
-    return 0;
+    return mInterfaces.value( mRoleMap.value( role ) );
   }
+  return 0;
+}
 
 QgsRasterDataProvider * QgsRasterPipe::provider() const
 {
-  return dynamic_cast<QgsRasterDataProvider *>( interface( ProviderRole ) );
+  return dynamic_cast<QgsRasterDataProvider *>( iface( ProviderRole ) );
 }
 
 QgsRasterRenderer * QgsRasterPipe::renderer() const
 {
-  return dynamic_cast<QgsRasterRenderer *>( interface( RendererRole ) );
+  return dynamic_cast<QgsRasterRenderer *>( iface( RendererRole ) );
 }
 
 QgsRasterResampleFilter * QgsRasterPipe::resampleFilter() const
 {
-  return dynamic_cast<QgsRasterResampleFilter *>( interface( ResamplerRole ) );
+  return dynamic_cast<QgsRasterResampleFilter *>( iface( ResamplerRole ) );
 }
 
 QgsRasterProjector * QgsRasterPipe::projector() const
 {
-  return dynamic_cast<QgsRasterProjector*>( interface( ProjectorRole ) );
+  return dynamic_cast<QgsRasterProjector*>( iface( ProjectorRole ) );
 }
 
 bool QgsRasterPipe::remove( int idx )

diff --git a/src/core/raster/qgsrasterpipe.h b/src/core/raster/qgsrasterpipe.h
@@ -69,7 +69,7 @@ class CORE_EXPORT QgsRasterPipe
     bool set( QgsRasterInterface * theInterface );
 
     /** Get known interface by role */
-    QgsRasterInterface * interface( Role role ) const;
+    QgsRasterInterface * iface( Role role ) const;
 
     /** Remove and delete interface at given index if possible */
     bool remove( int idx );
@@ -99,7 +99,7 @@ class CORE_EXPORT QgsRasterPipe
 
   private:
     /** Get known parent type_info of interface parent */
-    Role interfaceRole( QgsRasterInterface * interface ) const;
+    Role interfaceRole( QgsRasterInterface * iface ) const;
 
     // Interfaces in pipe, the first is always provider
     QVector<QgsRasterInterface*> mInterfaces;

diff --git a/src/core/raster/qgsrasterrenderer.h b/src/core/raster/qgsrasterrenderer.h
@@ -68,8 +68,7 @@ class CORE_EXPORT QgsRasterRenderer : public QgsRasterInterface
     /**Get symbology items if provided by renderer*/
     virtual void legendSymbologyItems( QList< QPair< QString, QColor > >& symbolItems ) const { Q_UNUSED( symbolItems ); }
 
-    virtual void writeXML( QDomDocument& doc, QDomElement& parentElem ) const {}
-
+    virtual void writeXML( QDomDocument&, QDomElement& ) const {}
     /**Sets base class members from xml. Usually called from create() methods of subclasses*/
     void readXML( const QDomElement& rendererElem );
 

diff --git a/src/core/raster/qgsrasterresamplefilter.cpp b/src/core/raster/qgsrasterresamplefilter.cpp
@@ -90,8 +90,8 @@ bool QgsRasterResampleFilter::setInput( QgsRasterInterface* input )
 
   if ( input->dataType( 1 ) != QgsRasterInterface::ARGB32_Premultiplied )
   {
-    return false;
     QgsDebugMsg( "Unknown input data type" );
+    return false;
   }
 
   mInput = input;
@@ -113,6 +113,7 @@ void QgsRasterResampleFilter::setZoomedOutResampler( QgsRasterResampler* r )
 
 void * QgsRasterResampleFilter::readBlock( int bandNo, QgsRectangle  const & extent, int width, int height )
 {
+  Q_UNUSED( bandNo );
   QgsDebugMsg( "Entered" );
   if ( !mInput ) return 0;
 
@@ -190,7 +191,7 @@ void QgsRasterResampleFilter::writeXML( QDomDocument& doc, QDomElement& parentEl
 
   QDomElement rasterRendererElem = doc.createElement( "rasterresampler" );
 
-  rasterRendererElem.setAttribute( "maxOversampling", mMaxOversampling );
+  rasterRendererElem.setAttribute( "maxOversampling", QString::number( mMaxOversampling ) );
   if ( mZoomedInResampler )
   {
     rasterRendererElem.setAttribute( "zoomedInResampler", mZoomedInResampler->type() );

diff --git a/src/core/raster/qgsrasterresamplefilter.h b/src/core/raster/qgsrasterresamplefilter.h
@@ -25,7 +25,7 @@ class QgsRasterResampler;
 
 class QDomElement;
 
-class QgsRasterResampleFilter : public QgsRasterInterface
+class CORE_EXPORT QgsRasterResampleFilter : public QgsRasterInterface
 {
   public:
     QgsRasterResampleFilter( QgsRasterInterface* input = 0 );

diff --git a/src/core/raster/qgssinglebandcolordatarenderer.cpp b/src/core/raster/qgssinglebandcolordatarenderer.cpp
@@ -55,8 +55,6 @@ void * QgsSingleBandColorDataRenderer::readBlock( int bandNo, QgsRectangle  cons
 
   bool hasTransparency = usesTransparency();
 
-  QgsRasterInterface::DataType rasterType = ( QgsRasterInterface::DataType )mInput->dataType( mBand );
-
   void* rasterData = mInput->block( bandNo, extent, width, height );
 
   currentRasterPos = 0;

diff --git a/src/core/raster/qgssinglebandgrayrenderer.cpp b/src/core/raster/qgssinglebandgrayrenderer.cpp
@@ -62,6 +62,7 @@ void QgsSingleBandGrayRenderer::setContrastEnhancement( QgsContrastEnhancement*
 
 void * QgsSingleBandGrayRenderer::readBlock( int bandNo, QgsRectangle  const & extent, int width, int height )
 {
+  Q_UNUSED( bandNo );
   if ( !mInput )
   {
     return 0;
@@ -79,14 +80,15 @@ void * QgsSingleBandGrayRenderer::readBlock( int bandNo, QgsRectangle  const & e
 
   void* alphaData = 0;
   double currentAlpha = mOpacity;
-  int grayVal, grayValOrig;
+  int grayVal;
   QRgb myDefaultColor = qRgba( 0, 0, 0, 0 );
 
   if ( mAlphaBand > 0 && mGrayBand != mAlphaBand )
   {
     alphaData = mInput->block( mAlphaBand, extent, width, height );
-    if ( !alphaData ) {
-      free ( rasterData );
+    if ( !alphaData )
+    {
+      free( rasterData );
       return 0;
     }
   }
@@ -95,7 +97,7 @@ void * QgsSingleBandGrayRenderer::readBlock( int bandNo, QgsRectangle  const & e
     alphaData = rasterData;
   }
 
-  QImage *img = createImage ( width, height, QImage::Format_ARGB32_Premultiplied );
+  QImage *img = createImage( width, height, QImage::Format_ARGB32_Premultiplied );
   QRgb* imageScanLine = 0;
   int currentRasterPos = 0;
 
@@ -104,7 +106,7 @@ void * QgsSingleBandGrayRenderer::readBlock( int bandNo, QgsRectangle  const & e
     imageScanLine = ( QRgb* )( img->scanLine( i ) );
     for ( int j = 0; j < width; ++j )
     {
-      grayValOrig = grayVal = readValue( rasterData, rasterType, currentRasterPos );
+      grayVal = readValue( rasterData, rasterType, currentRasterPos );
 
       //alpha
       currentAlpha = mOpacity;
@@ -145,13 +147,13 @@ void * QgsSingleBandGrayRenderer::readBlock( int bandNo, QgsRectangle  const & e
     }
   }
 
-  free ( rasterData );
-  if ( mAlphaBand > 0 && mGrayBand != mAlphaBand ) 
+  free( rasterData );
+  if ( mAlphaBand > 0 && mGrayBand != mAlphaBand )
   {
-    free ( alphaData );
+    free( alphaData );
   }
 
-  void * data = (void *)img->bits();
+  void * data = ( void * )img->bits();
   delete img;
   return data; // OK, the image was created with extraneous data
 }

diff --git a/src/core/raster/qgssinglebandpseudocolorrenderer.cpp b/src/core/raster/qgssinglebandpseudocolorrenderer.cpp
@@ -61,6 +61,7 @@ QgsRasterRenderer* QgsSingleBandPseudoColorRenderer::create( const QDomElement&
 
 void * QgsSingleBandPseudoColorRenderer::readBlock( int bandNo, QgsRectangle  const & extent, int width, int height )
 {
+  Q_UNUSED( bandNo );
   if ( !mInput || !mShader )
   {
     return 0;

diff --git a/src/gui/qgsattributeeditor.cpp b/src/gui/qgsattributeeditor.cpp
@@ -249,7 +249,7 @@ QWidget *QgsAttributeEditor::createAttributeEditor( QWidget *parent, QWidget *ed
               item = new QListWidgetItem( it.key() );
               item->setData( Qt::UserRole, it.value() );
               item->setCheckState( checkList.contains( it.value() ) ? Qt::Checked : Qt::Unchecked );
-	    }
+            }
             else
             {
               item = new QListWidgetItem( it.value() );

diff --git a/src/gui/qgsmapcanvas.cpp b/src/gui/qgsmapcanvas.cpp
@@ -158,7 +158,7 @@ QgsMapCanvas::~QgsMapCanvas()
     it++;
   }
 
-  delete mScene;
+  mScene->deleteLater();  // crashes in python tests on windows
 
   delete mMapRenderer;
   // mCanvasProperties auto-deleted via std::auto_ptr

diff --git a/src/gui/qgsrasterformatsaveoptionswidget.cpp b/src/gui/qgsrasterformatsaveoptionswidget.cpp
@@ -262,7 +262,7 @@ bool QgsRasterFormatSaveOptionsWidget::validateOptions( bool gui )
     {
       // print error string?
       char** papszOptions = papszFromStringList( createOptions );
-      ok = ( GDALValidateCreationOptions( myGdalDriver, papszOptions ) == TRUE );
+      ok = GDALValidateCreationOptions( myGdalDriver, papszOptions );
       CSLDestroy( papszOptions );
       if ( gui )
       {

diff --git a/src/providers/gdal/qgsgdalprovider.cpp b/src/providers/gdal/qgsgdalprovider.cpp
@@ -2174,10 +2174,10 @@ char** papszFromStringList( const QStringList& list )
   return papszRetList;
 }
 
-bool QgsGdalProvider::create( const QString& format, int nBands, 
-                              QgsRasterDataProvider::DataType type, 
-                              int width, int height, double* geoTransform, 
-                              const QgsCoordinateReferenceSystem& crs, 
+bool QgsGdalProvider::create( const QString& format, int nBands,
+                              QgsRasterDataProvider::DataType type,
+                              int width, int height, double* geoTransform,
+                              const QgsCoordinateReferenceSystem& crs,
                               QStringList createOptions )
 {
   //get driver
@@ -2187,7 +2187,7 @@ bool QgsGdalProvider::create( const QString& format, int nBands,
     return false;
   }
 
-  //create dataset 
+  //create dataset
   char **papszOptions = papszFromStringList( createOptions );
   GDALDatasetH dataset = GDALCreate( driver, dataSourceUri().toLocal8Bit().data(), width, height, nBands, ( GDALDataType )type, papszOptions );
   CSLDestroy( papszOptions );

diff --git a/src/providers/gdal/qgsgdalprovider.h b/src/providers/gdal/qgsgdalprovider.h
@@ -269,9 +269,9 @@ class QgsGdalProvider : public QgsRasterDataProvider
 
     /** Creates a new dataset with mDataSourceURI
         @return true in case of success*/
-    bool create( const QString& format, int nBands, 
-                 QgsRasterDataProvider::DataType type, 
-                 int width, int height, double* geoTransform, 
+    bool create( const QString& format, int nBands,
+                 QgsRasterDataProvider::DataType type,
+                 int width, int height, double* geoTransform,
                  const QgsCoordinateReferenceSystem& crs,
                  QStringList createOptions = QStringList() );
 

diff --git a/tests/src/core/testqgsrasterlayer.cpp b/tests/src/core/testqgsrasterlayer.cpp
@@ -199,7 +199,7 @@ void TestQgsRasterLayer::checkStats()
   QVERIFY( mpRasterLayer->bandStatistics( 1 ).minimumValue == 0 );
   QVERIFY( mpRasterLayer->bandStatistics( 1 ).maximumValue == 9 );
   QVERIFY( mpRasterLayer->bandStatistics( 1 ).mean == 4.5 );
-  QVERIFY( fabs( mpRasterLayer->bandStatistics( 1 ).stdDev - 2.87228132326901431 ) 
+  QVERIFY( fabs( mpRasterLayer->bandStatistics( 1 ).stdDev - 2.87228132326901431 )
            < 0.0000000000000001 );
   mReport += "<h2>Check Stats</h2>\n";
   mReport += "<p>Passed</p>";

diff --git a/tests/src/python/test_qgisapp.py b/tests/src/python/test_qgisapp.py
@@ -1,25 +1,27 @@
 import unittest
-from utilities import (getQgisTestApp,
-                       setCanvasCrs,
-                       GEOCRS,
-                       GOOGLECRS
-                       )
-QGISAPP, CANVAS, IFACE, PARENT = getQgisTestApp()
 
-class TestQGisApp(unittest.TestCase):
+from utilities import getQgisTestApp
 
-    def testValidThemeName(self):
-        """That can set the app to use a valid theme"""
-        QGISAPP.setThemeName('gis')
-        myExpectedResult = 'gis'
-        myResult = QGISAPP.themeName()        
-        myMessage = ('Expected:\n%s\nGot:\n%s\n' %
-                      (myExpectedResult, myResult))
+QGISAPP, CANVAS, IFACE, PARENT = getQgisTestApp()
 
-        mySettings = QGISAPP.showSettings()
-        print mySettings
+class TestQGisApp(unittest.TestCase):
 
-        assert myExpectedResult == myResult, myMessage
+# Can this work at all?
+# The theme resources are built into the executable and should only be
+# available to plugins and not in test applications.
+#
+#    def testValidThemeName(self):
+#        """That can set the app to use a valid theme"""
+#        QGISAPP.setThemeName('gis')
+#        myExpectedResult = 'gis'
+#        myResult = QGISAPP.themeName()
+#        myMessage = ('Expected:\n%s\nGot:\n%s\n' %
+#                      (myExpectedResult, myResult))
+#
+#        mySettings = QGISAPP.showSettings()
+#        print mySettings
+#
+#        assert myExpectedResult == myResult, myMessage
 
     def testInvalidThemeName(self):
         """That setting the app to use an invalid theme will fallback to 'default'"""