serializations_unittest.cpp

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/* +------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)            |
   |                          https://www.mrpt.org/                         |
   |                                                                        |
   | Copyright (c) 2005-2020, Individual contributors, see AUTHORS file     |
   | See: https://www.mrpt.org/Authors - All rights reserved.               |
   | Released under BSD License. See: https://www.mrpt.org/License          |
   +------------------------------------------------------------------------+ */

#define MRPT_NO_WARN_BIG_HDR
#include <mrpt/opengl.h>

#include <mrpt/io/CMemoryStream.h>
#include <mrpt/serialization/CArchive.h>

#include <gtest/gtest.h>

using namespace mrpt;
using namespace mrpt::opengl;
using namespace mrpt::serialization;
using namespace std;

// Create a set of classes, then serialize and deserialize to test possible
// bugs:
TEST(SerializeTestOpenGL, WriteReadToMem)
{
    const mrpt::rtti::TRuntimeClassId* lstClasses[] = {
        CLASS_ID(CAxis),
        CLASS_ID(CBox),
        CLASS_ID(CFrustum),
        CLASS_ID(CDisk),
        CLASS_ID(CGridPlaneXY),
#if MRPT_HAS_OPENCV  // These classes need CImage serialization
        CLASS_ID(CMesh),
        CLASS_ID(CTexturedPlane),
#endif
        CLASS_ID(COpenGLViewport),
        CLASS_ID(CPointCloud),
        CLASS_ID(CPointCloudColoured),
        CLASS_ID(CSetOfLines),
        CLASS_ID(CSetOfTriangles),
        CLASS_ID(CSphere),
        CLASS_ID(CCylinder),
        CLASS_ID(CPolyhedron),
        CLASS_ID(CArrow),
        CLASS_ID(CCamera),
        CLASS_ID(CEllipsoid3D),
        CLASS_ID(CGridPlaneXZ),
        CLASS_ID(COpenGLScene),
        CLASS_ID(CSetOfObjects),
        CLASS_ID(CSimpleLine),
        CLASS_ID(CText),
        CLASS_ID(CText3D),
        CLASS_ID(CEllipsoidInverseDepth2D),
        CLASS_ID(CEllipsoidInverseDepth3D),
        CLASS_ID(CEllipsoidRangeBearing2D),
        CLASS_ID(COctoMapVoxels)
    };

    for (auto& cl : lstClasses)
    {
        try
        {
            mrpt::io::CMemoryStream buf;
            {
                auto o =
                    mrpt::ptr_cast<CSerializable>::from(cl->createObject());
                mrpt::serialization::archiveFrom(buf) << *o;
                o.reset();
            }

            CSerializable::Ptr recons;
            buf.Seek(0);
            mrpt::serialization::archiveFrom(buf) >> recons;
        }
        catch (const std::exception& e)
        {
            GTEST_FAIL() << "Exception during serialization test for class '"
                         << cl->className << "':\n"
                         << e.what() << endl;
        }
    }
}