cereal/unittests/load_construct.hpp
2016-11-01 11:59:40 -07:00

261 lines
6.7 KiB
C++

/*
Copyright (c) 2014, Randolph Voorhies, Shane Grant
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions 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.
* Neither the name of cereal nor the
names of its contributors may 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 RANDOLPH VOORHIES AND SHANE GRANT 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.
*/
#ifndef CEREAL_TEST_LOAD_CONSTRUCT_H_
#define CEREAL_TEST_LOAD_CONSTRUCT_H_
#include "common.hpp"
struct OneLA
{
OneLA( int xx ) : x( xx ) {}
int x;
template <class Archive>
void serialize( Archive & ar )
{ ar( x ); }
template <class Archive>
static void load_and_construct( Archive & ar, cereal::construct<OneLA> & construct )
{
int xx;
ar( xx );
construct( xx );
}
bool operator==( OneLA const & other ) const
{ return x == other.x; }
};
std::ostream& operator<<(std::ostream& os, OneLA const & s)
{
os << "[" << s.x << "]";
return os;
}
struct OneLAVersioned
{
OneLAVersioned( int xx ) : x( xx ), v() {}
OneLAVersioned( int xx, int vv ) : x( xx ), v( vv ) {}
int x;
std::uint32_t v;
template <class Archive>
void serialize( Archive & ar, const std::uint32_t version )
{ ar( x ); v = version; }
template <class Archive>
static void load_and_construct( Archive & ar, cereal::construct<OneLAVersioned> & construct, const std::uint32_t version )
{
int xx;
ar( xx );
construct( xx, version );
}
bool operator==( OneLAVersioned const & other ) const
{ return x == other.x; }
};
std::ostream& operator<<(std::ostream& os, OneLAVersioned const & s)
{
os << "[" << s.x << "]";
return os;
}
CEREAL_CLASS_VERSION( OneLAVersioned, 13 )
struct TwoLA
{
TwoLA( int xx ) : x( xx ) {}
int x;
template <class Archive>
void serialize( Archive & ar )
{ ar( x ); }
bool operator==( TwoLA const & other ) const
{ return x == other.x; }
};
std::ostream& operator<<(std::ostream& os, TwoLA const & s)
{
os << "[" << s.x << "]";
return os;
}
namespace cereal
{
template <>
struct LoadAndConstruct<TwoLA>
{
template <class Archive>
static void load_and_construct( Archive & ar, cereal::construct<TwoLA> & construct )
{
int xx;
ar( xx );
construct( xx );
}
};
}
struct TwoLAVersioned
{
TwoLAVersioned( int xx ) : x( xx ), v() {}
TwoLAVersioned( int xx, int vv ) : x( xx ), v( vv ) {}
int x;
std::uint32_t v;
template <class Archive>
void serialize( Archive & ar, const std::uint32_t version )
{ ar( x ); v = version; }
bool operator==( TwoLAVersioned const & other ) const
{ return x == other.x; }
};
std::ostream& operator<<(std::ostream& os, TwoLAVersioned const & s)
{
os << "[" << s.x << "]";
return os;
}
namespace cereal
{
template <>
struct LoadAndConstruct<TwoLAVersioned>
{
template <class Archive>
static void load_and_construct( Archive & ar, cereal::construct<TwoLAVersioned> & construct, const std::uint32_t version )
{
int xx;
ar( xx );
construct( xx, version );
}
};
}
CEREAL_CLASS_VERSION( TwoLAVersioned, 1 )
struct ThreeLA : std::enable_shared_from_this<ThreeLA>
{
ThreeLA( int xx ) : x( xx ) {}
int x;
template <class Archive>
void serialize( Archive & ar )
{ ar( x ); }
bool operator==( ThreeLA const & other ) const
{ return x == other.x; }
template <class Archive>
static void load_and_construct( Archive & ar, cereal::construct<ThreeLA> & construct )
{
int xx;
ar( xx );
construct( xx );
}
};
std::ostream& operator<<(std::ostream& os, ThreeLA const & s)
{
os << "[" << s.x << "]";
return os;
}
template <class IArchive, class OArchive>
void test_memory_load_construct()
{
std::random_device rd;
std::mt19937 gen(rd());
for(int ii=0; ii<100; ++ii)
{
auto o_shared1 = std::make_shared<OneLA>( random_value<int>(gen) );
auto o_shared2 = std::make_shared<TwoLA>( random_value<int>(gen) );
std::unique_ptr<OneLA> o_unique1( new OneLA( random_value<int>(gen) ) );
std::unique_ptr<TwoLA> o_unique2( new TwoLA( random_value<int>(gen) ) );
auto o_shared3 = std::make_shared<ThreeLA>( random_value<int>(gen) );
auto o_shared1v = std::make_shared<OneLAVersioned>( random_value<int>(gen) );
auto o_shared2v = std::make_shared<TwoLAVersioned>( random_value<int>(gen) );
std::ostringstream os;
{
OArchive oar(os);
oar( o_shared1 );
oar( o_shared2 );
oar( o_unique1 );
oar( o_unique2 );
oar( o_shared3 );
oar( o_shared1v );
oar( o_shared2v );
}
o_shared3->shared_from_this(); // tests github issue #68
decltype(o_shared1) i_shared1;
decltype(o_shared2) i_shared2;
decltype(o_unique1) i_unique1;
decltype(o_unique2) i_unique2;
decltype(o_shared3) i_shared3;
decltype(o_shared1v) i_shared1v;
decltype(o_shared2v) i_shared2v;
std::istringstream is(os.str());
{
IArchive iar(is);
iar( i_shared1 );
iar( i_shared2 );
iar( i_unique1 );
iar( i_unique2 );
iar( i_shared3 );
iar( i_shared1v );
iar( i_shared2v );
}
CHECK_EQ( *o_shared1, *i_shared1 );
CHECK_EQ( *o_shared2, *i_shared2 );
CHECK_EQ( *o_unique1, *i_unique1 );
CHECK_EQ( *o_unique2, *i_unique2 );
CHECK_EQ( *o_shared3, *i_shared3 );
CHECK_EQ( *o_shared1v, *i_shared1v );
CHECK_EQ(i_shared1v->v, 13u);
CHECK_EQ( *o_shared2v, *i_shared2v );
CHECK_EQ(i_shared2v->v, 1u);
auto i_shared3_2 = i_shared3->shared_from_this();
CHECK_EQ( *o_shared3, *i_shared3_2 );
}
}
#endif // CEREAL_TEST_LOAD_CONSTRUCT_H_