diff --git a/libs/brush/tests/kis_mask_similarity_test.cpp b/libs/brush/tests/kis_mask_similarity_test.cpp
index ce7656641d..38f2f3aa0b 100644
--- a/libs/brush/tests/kis_mask_similarity_test.cpp
+++ b/libs/brush/tests/kis_mask_similarity_test.cpp
@@ -1,92 +1,100 @@
 /*
  *  Copyright (c) 2018 Iván Santa María <ghevan@gmail.com>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
  *  the Free Software Foundation; either version 2 of the License, or
  *  (at your option) any later version.
  *
  *  This program is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *  GNU General Public License for more details.
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 
 #include "kis_mask_similarity_test.h"
 
 #include <QTest>
 #include <QtMath>
 #include <KoColor.h>
 
 #include <testutil.h>
 #include "kis_auto_brush.h"
 #include "kis_auto_brush_factory.h"
 #include <brushengine/kis_paint_information.h>
 #include "kis_mask_generator.h"
 
 class KisMaskSimilarityTester
 {
 public:
     KisMaskSimilarityTester(KisMaskGenerator* _legacy, KisMaskGenerator* _vectorized)
         : legacy(_legacy)
         , vectorized(_vectorized)
     {
         int size = legacy->diameter();
 
         KisBrushSP brush = initializeBrush(legacy);
         KisBrushSP vBrush = initializeBrush(vectorized);
 
         KoColor color(Qt::black, colorSpace);
 
         QImage vectorImage = convertMaskToQImage(brush, color);
         QImage scalarImage = convertMaskToQImage(vBrush, color);
 
+        // Generate images before testing to asses visualy any difference
+        scalarImage.save(QString("scalar2.png"),"PNG");
+        vectorImage.save(QString("vector2.png"),"PNG");
+
         // Check error deviation between values is less than 0.05
         for (int i = 0; i < size; ++i) {
             for (int j = 0; j < size; ++j) {
                 qint16 error(qFabs(scalarImage.pixelColor(i,j).alphaF() - vectorImage.pixelColor(i,j).alphaF()) * 100);
                 QVERIFY(error < 5);
             }
         }
-
-        scalarImage.save(QString("scalar2.png"),"PNG");
-        vectorImage.save(QString("vector2.png"),"PNG");
     }
 
 private:
     KisBrushSP initializeBrush(KisMaskGenerator *mg){
         KisBrushSP brush = new KisAutoBrush(mg, 1.0, 0.0);
         brush->setSpacing(0.15);
         brush->setAutoSpacing(true, 0.1);
         return brush;
     };
 
     QImage convertMaskToQImage(KisBrushSP brush, KoColor color){
         KisFixedPaintDeviceSP dev = new KisFixedPaintDevice(colorSpace);
         brush->mask(dev, color, shape, info);
         return dev->convertToQImage(colorSpace->profile());
     };
 
 protected:
     const KoColorSpace* colorSpace = KoColorSpaceRegistry::instance()->rgb8();
     KisPaintInformation info = KisPaintInformation(QPointF(40.0, 10.0), 0.5);
     KisDabShape shape = KisDabShape(1.0,1.0,1.0);
 
     KisMaskGenerator* legacy;
     KisMaskGenerator* vectorized;
     KisFixedPaintDeviceSP m_paintDevice;
 };
 
 
 void KisMaskSimilarityTest::testCircleMask()
 {
     KisMaskSimilarityTester(
         new KisCircleMaskGenerator(40, 1.0, 0.5, 0.5, 3, true),
         new KisCircleMaskGenerator(40, 1.0, 0.5, 0.5, 2, true));
 }
 
+void KisMaskSimilarityTest::testGaussCircleMask()
+{
+    KisMaskSimilarityTester(
+        new KisGaussCircleMaskGenerator(40, 1.0, 0.5, 0.5, 3, true),
+        new KisGaussCircleMaskGenerator(40, 1.0, 0.5, 0.5, 2, true));
+}
+
 QTEST_MAIN(KisMaskSimilarityTest)
diff --git a/libs/brush/tests/kis_mask_similarity_test.h b/libs/brush/tests/kis_mask_similarity_test.h
index eed28cbe62..2f3c9f873e 100644
--- a/libs/brush/tests/kis_mask_similarity_test.h
+++ b/libs/brush/tests/kis_mask_similarity_test.h
@@ -1,32 +1,33 @@
 /*
  *  Copyright (c) 2018 Iván Santa María <ghevan@gmail.com>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
  *  the Free Software Foundation; either version 2 of the License, or
  *  (at your option) any later version.
  *
  *  This program is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *  GNU General Public License for more details.
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 
 #ifndef KIS_MASK_SIMILARITY_TEST
 #define KIS_MASK_SIMILARITY_TEST
 
 #include <QtTest>
 
 class KisMaskSimilarityTest : public QObject
 {
     Q_OBJECT
 private Q_SLOTS:
 
     void testCircleMask();
+    void testGaussCircleMask();
 };
 
 #endif