avoid warning about not created test difference image

python/core/qgspallabeling.sip

@@ -723,15 +723,15 @@ class QgsPalLabeling : QgsLabelingEngineInterface
     // void drawLabel( pal::LabelPosition* label, QgsRenderContext& context, QgsPalLayerSettings& tmpLyr, DrawLabelType drawType );
 
     static void drawLabelBuffer( QgsRenderContext& context,
-                                 const QgsLabelComponent& component,
+                                 const QgsLabelComponent &component,
                                  const QgsPalLayerSettings& tmpLyr );
 
     static void drawLabelBackground( QgsRenderContext& context,
                                      QgsLabelComponent component,
                                      const QgsPalLayerSettings& tmpLyr );
 
-    static void drawLabelShadow( QgsRenderContext& context,
-                                 const QgsLabelComponent& component,
+    static void drawLabelShadow( QgsRenderContext &context,
+                                 const QgsLabelComponent &component,
                                  const QgsPalLayerSettings& tmpLyr );
 
     //! load/save engine settings to project file
@@ -764,7 +764,7 @@ class QgsPalLabeling : QgsLabelingEngineInterface
      */
     static bool geometryRequiresPreparation( const QgsGeometry *geometry, const QgsRenderContext &context, const QgsCoordinateTransform *ct, QgsGeometry *clipGeometry = 0 );
 
-    /** Splits a text string to a list of seperate lines, using a specified wrap character.
+    /** Splits a text string to a list of separate lines, using a specified wrap character.
      * The text string will be split on either newline characters or the wrap character.
      * @param text text string to split
      * @param wrapCharacter additional character to wrap on

src/core/qgspallabeling.h

@@ -99,16 +99,16 @@ class CORE_EXPORT QgsPalLayerSettings
 
     enum UpsideDownLabels
     {
-      Upright, /*!< upside-down labels (90 <= angle < 270) are shown upright*/
-      ShowDefined, /*!< show upside down when rotation is layer- or data-defined*/
-      ShowAll /*!< show upside down for all labels, including dynamic ones*/
+      Upright, /*!< upside-down labels (90 <= angle < 270) are shown upright */
+      ShowDefined, /*!< show upside down when rotation is layer- or data-defined */
+      ShowAll /*!< show upside down for all labels, including dynamic ones */
     };
 
     enum DirectionSymbols
     {
-      SymbolLeftRight, /*!< place direction symbols on left/right of label*/
-      SymbolAbove, /*!< place direction symbols on above label*/
-      SymbolBelow /*!< place direction symbols on below label*/
+      SymbolLeftRight, /*!< place direction symbols on left/right of label */
+      SymbolAbove, /*!< place direction symbols on above label */
+      SymbolBelow /*!< place direction symbols on below label */
     };
 
     enum MultiLineAlign

src/core/qgsrenderchecker.cpp

@@ -27,16 +27,16 @@
 #include <QDebug>
 #include <QBuffer>
 
-QgsRenderChecker::QgsRenderChecker() :
-    mReport( "" ),
-    mMatchTarget( 0 ),
-    mElapsedTime( 0 ),
-    mRenderedImageFile( "" ),
-    mExpectedImageFile( "" ),
-    mMismatchCount( 0 ),
-    mColorTolerance( 0 ),
-    mElapsedTimeTarget( 0 ),
-    mBufferDashMessages( false )
+QgsRenderChecker::QgsRenderChecker()
+    : mReport( "" )
+    , mMatchTarget( 0 )
+    , mElapsedTime( 0 )
+    , mRenderedImageFile( "" )
+    , mExpectedImageFile( "" )
+    , mMismatchCount( 0 )
+    , mColorTolerance( 0 )
+    , mElapsedTimeTarget( 0 )
+    , mBufferDashMessages( false )
 {
 }
 
@@ -359,7 +359,6 @@ bool QgsRenderChecker::compareImages( QString theTestName,
   //
   emitDashMessage( "Rendered Image " + theTestName + prefix, QgsDartMeasurement::ImagePng, mRenderedImageFile );
   emitDashMessage( "Expected Image " + theTestName + prefix, QgsDartMeasurement::ImagePng, mExpectedImageFile );
-  emitDashMessage( "Difference Image " + theTestName + prefix, QgsDartMeasurement::ImagePng, myDiffImageFile );
 
   //
   // Put the same info to debug too
@@ -430,6 +429,7 @@ bool QgsRenderChecker::compareImages( QString theTestName,
   //save the diff image to disk
   //
   myDifferenceImage.save( myDiffImageFile );
+  emitDashMessage( "Difference Image " + theTestName + prefix, QgsDartMeasurement::ImagePng, myDiffImageFile );
   delete maskImage;
 
   //

src/gui/qgscomposerruler.cpp

@@ -25,7 +25,7 @@ QgsComposerRuler::QgsComposerRuler( QgsComposerRuler::Direction d ) : QWidget( 0
   mRulerFont->setPointSize( RULER_FONT_SIZE );
   mRulerFontMetrics = new QFontMetrics( *mRulerFont );
 
-  //calculate ruler sizes and marker seperations
+  //calculate ruler sizes and marker separations
 
   //minimum gap required between major ticks is 3 digits * 250%, based on appearance
   mScaleMinPixelsWidth = mRulerFontMetrics->width( "000" ) * 2.5;
@@ -345,7 +345,7 @@ int QgsComposerRuler::optimumNumberDivisions( double rulerScale, int scaleMultip
   {
     //find pixel size for this small division
     double candidateSize = largeDivisionSize / ( *divisions_it );
-    //check if this seperation is more then allowed min seperation
+    //check if this separation is more then allowed min separation
     if ( candidateSize >= mMinPixelsPerDivision )
     {
       //found a good candidate, return it