added the module for testing gpu, by default turned off

tests/CMakeLists.txt

@@ -4,3 +4,10 @@ add_subdirectory(cv)
 add_subdirectory(cxcore)
 add_subdirectory(ml)
 add_subdirectory(cxts)
+
+set (BUILD_TESTS_GPU OFF CACHE BOOL "Build tests GPU")
+
+if(BUILD_TESTS_GPU AND WITH_CUDA)
+        add_subdirectory(gpu)
+endif()
+

tests/gpu/CMakeLists.txt

+# ----------------------------------------------------------------------------
+#  CMake file for gputest. See root CMakeLists.txt
+# ----------------------------------------------------------------------------
+project(opencv_test_gpu)
+
+file(GLOB test_srcs "src/*.cpp")
+source_group("Src" FILES ${test_srcs})
+file(GLOB test_hdrs "src/*.h*")
+source_group("Include" FILES ${test_hdrs})
+
+set(the_target "opencv_test_gpu")
+
+include_directories	(	
+			"${CMAKE_SOURCE_DIR}/include/opencv"
+			"${CMAKE_SOURCE_DIR}/modules/core/include"
+			"${CMAKE_SOURCE_DIR}/modules/imgproc/include"
+			"${CMAKE_SOURCE_DIR}/modules/features2d/include"
+			"${CMAKE_SOURCE_DIR}/modules/calib3d/include"
+			"${CMAKE_SOURCE_DIR}/modules/highgui/include"
+			"${CMAKE_SOURCE_DIR}/modules/objdetect/include"
+			"${CMAKE_SOURCE_DIR}/modules/video/include"
+			"${CMAKE_SOURCE_DIR}/modules/legacy/include"
+			"${CMAKE_SOURCE_DIR}/modules/contrib/include"
+			"${CMAKE_SOURCE_DIR}/modules/gpu/include"
+			"${CMAKE_CURRENT_SOURCE_DIR}/src"
+			"${CMAKE_CURRENT_BINARY_DIR}"
+			)
+
+include_directories(../cxts)
+
+add_executable(${the_target} ${test_srcs} ${test_hdrs})
+
+# Additional target properties
+set_target_properties(${the_target} PROPERTIES
+	DEBUG_POSTFIX "${OPENCV_DEBUG_POSTFIX}"
+	RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin/"
+	)
+
+add_dependencies(${the_target} opencv_ts opencv_gpu)
+
+# Add the required libraries for linking:
+target_link_libraries(${the_target} ${OPENCV_LINKER_LIBS} opencv_ts opencv_gpu)
+
+enable_testing()
+get_target_property(LOC ${the_target} LOCATION)
+add_test(${the_target} "${LOC}")
+
+if(WIN32)
+	install(TARGETS ${the_target} RUNTIME DESTINATION bin COMPONENT main)
+endif()
+

tests/gpu/src/gputest.cpp

+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                        Intel License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2000, Intel Corporation, all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//   * The name of Intel Corporation may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#include "gputest.hpp"
+
+CvTS test_system;
+
+int main( int argc, char** argv )
+{
+    return test_system.run( argc, argv );
+}
+
+/* End of file. */

tests/gpu/src/gputest.hpp

+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                        Intel License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2000, Intel Corporation, all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//   * The name of Intel Corporation may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#ifndef _CXCORE_TEST_H_
+#define _CXCORE_TEST_H_
+
+#if defined WIN32 || defined _WIN32
+#include <windows.h>
+#undef min
+#undef max
+#endif
+
+#include "opencv2/gpu/gpu.hpp"
+#include "cxts.h"
+
+/****************************************************************************************/
+/*                              Warnings Disabling                                      */
+/****************************************************************************************/
+#if _MSC_VER > 1000
+#pragma warning(disable : 4514) /* unreferenced inline function has been */
+                                /* removed                               */
+#pragma warning(disable : 4127) /* conditional expression is constant    */
+                                /* for no warnings in _ASSERT            */
+#pragma warning(disable : 4996) /* deprecated function */
+#endif
+
+#endif /* _CXCORE_TEST_H_ */
+
+/* End of file. */

tests/gpu/src/operator_set_to.cpp

+#include "gputest.hpp"
+#include <string>
+#include <iostream>
+#include <fstream>
+#include <iterator>
+#include <limits>
+#include <numeric>
+
+using namespace cv;
+using namespace std;
+using namespace gpu;
+
+class CV_GpuMatOpSetTo : public CvTest
+{
+    public:
+        CV_GpuMatOpSetTo();
+        ~CV_GpuMatOpSetTo();
+    protected:
+        void print_mat(cv::Mat & mat);
+        void run(int);
+};
+
+CV_GpuMatOpSetTo::CV_GpuMatOpSetTo(): CvTest( "GpuMatOperatorSetTo", "setTo" ) {}
+CV_GpuMatOpSetTo::~CV_GpuMatOpSetTo() {}
+
+void CV_GpuMatOpSetTo::print_mat(cv::Mat & mat)
+{
+    for (size_t j = 0; j < mat.rows; j++)
+    {
+        for (size_t i = 0; i < mat.cols; i++)
+        {
+            std::cout << " " << int(mat.ptr<unsigned char>(j)[i]);
+        }
+        std::cout << std::endl;
+    }
+    std::cout << std::endl;
+}
+
+void CV_GpuMatOpSetTo::run( int /* start_from */)
+{
+    Mat cpumat(1024, 1024, CV_8U, Scalar::all(0));
+    GpuMat gpumat(cpumat);
+
+    Scalar s(3);
+
+    cpumat.setTo(s);
+    gpumat.setTo(s);
+
+    double ret = norm(cpumat, gpumat);
+
+    /*
+    std::cout << "norm() = " << ret << "\n";
+
+    std::cout << "cpumat: \n";
+    print_mat(cpumat);
+
+    Mat newmat;
+    gpumat.download(newmat);
+
+    std::cout << "gpumat: \n";
+    print_mat(newmat);
+    */
+
+    if (ret < 1.0)
+        ts->set_failed_test_info(CvTS::OK);
+    else
+        ts->set_failed_test_info(CvTS::FAIL_GENERIC);
+}
+
+CV_GpuMatOpSetTo CV_GpuMatOpSetTo_test;