Try a videoHandlerRGB test. I think this failed in CI in the past.

Author: Christian Feldmann

YUViewLib/src/video/rgb/videoHandlerRGB.h

@@ -109,15 +109,15 @@ class videoHandlerRGB : public videoHandler
   }
   // Set the current raw format and update the control. Only emit a signalHandlerChanged signal
   // if emitSignal is true.
-  virtual void setRGBPixelFormat(const rgb::PixelFormatRGB &format, bool emitSignal = false)
+  virtual void setRGBPixelFormat(const PixelFormatRGB &format, bool emitSignal = false)
   {
     setSrcPixelFormat(format);
     if (emitSignal)
       emit signalHandlerChanged(true, RECACHE_NONE);
   }
   virtual void setRGBPixelFormatByName(const QString &name, bool emitSignal = false)
   {
-    this->setRGBPixelFormat(rgb::PixelFormatRGB(name.toStdString()), emitSignal);
+    this->setRGBPixelFormat(PixelFormatRGB(name.toStdString()), emitSignal);
   }
 
   void
@@ -167,7 +167,7 @@ class videoHandlerRGB : public videoHandler
   bool limitedRange{};
 
   // Get the RGB values for the given pixel.
-  virtual rgb::rgba_t getPixelValue(const QPoint &pixelPos) const;
+  virtual rgba_t getPixelValue(const QPoint &pixelPos) const;
 
   // Load the given frame and return it for caching. The current buffers (currentFrameRawRGBData and
   // currentFrame) will not be modified.
@@ -183,7 +183,7 @@ class videoHandlerRGB : public videoHandler
   void convertRGBToImage(const QByteArray &sourceBuffer, QImage &outputImage);
 
   // Set the new pixel format thread save (lock the mutex)
-  void setSrcPixelFormat(const rgb::PixelFormatRGB &newFormat);
+  void setSrcPixelFormat(const PixelFormatRGB &newFormat);
 
   // Convert one frame from the current pixel format to RGB888
   void       convertSourceToRGBA32Bit(const QByteArray &sourceBuffer,

YUViewUnitTest/YUViewUnitTest.pro

@@ -1,4 +1,4 @@
-QT += core xml 
+QT += core xml widgets
 
 TARGET = YUViewUnitTest
 TEMPLATE = app
@@ -14,7 +14,8 @@ HEADERS += $$files(*.h, true)
 INCLUDEPATH += $$top_srcdir/submodules/googletest/googletest/include \
                $$top_srcdir/submodules/googletest/googlemock/include \
                $$top_srcdir/YUViewLib/src \
-               $$top_srcdir/YUViewUnitTest/common
+               $$top_srcdir/YUViewUnitTest/common \
+               $$top_builddir/YUViewLib
 LIBS += -L$$top_builddir/submodules/googletest-qmake/gtest -lgtest
 LIBS += -L$$top_builddir/submodules/googletest-qmake/gtest_main -lgtest_main
 LIBS += -L$$top_builddir/YUViewLib -lYUViewLib

YUViewUnitTest/video/rgb/videoHandlerRGBTest.cpp

@@ -0,0 +1,47 @@
+/*  This file is part of YUView - The YUV player with advanced analytics toolset
+ *   <https://github.com/IENT/YUView>
+ *   Copyright (C) 2015  Institut für Nachrichtentechnik, RWTH Aachen University, GERMANY
+ *
+ *   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 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   In addition, as a special exception, the copyright holders give
+ *   permission to link the code of portions of this program with the
+ *   OpenSSL library under certain conditions as described in each
+ *   individual source file, and distribute linked combinations including
+ *   the two.
+ *
+ *   You must obey the GNU General Public License in all respects for all
+ *   of the code used other than OpenSSL. If you modify file(s) with this
+ *   exception, you may extend this exception to your version of the
+ *   file(s), but you are not obligated to do so. If you do not wish to do
+ *   so, delete this exception statement from your version. If you delete
+ *   this exception statement from all source files in the program, then
+ *   also delete it here.
+ *
+ *   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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "gtest/gtest.h"
+#include <common/Testing.h>
+#include <video/rgb/videoHandlerRGB.h>
+
+namespace video::rgb::test
+{
+
+TEST(videoHandlerRGBTest, testDefaultConstructor)
+{
+  videoHandlerRGB handler;
+
+  EXPECT_FALSE(handler.isFormatValid());
+}
+
+} // namespace video::rgb::test