93 lines
3.1 KiB
C++
93 lines
3.1 KiB
C++
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/*
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Copyright (c) 2017, Juan Pedro Bolivar Puente
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of cereal nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL RANDOLPH VOORHIES AND SHANE GRANT BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef CEREAL_TEST_CPP17_OPTIONAL_H_
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#define CEREAL_TEST_CPP17_OPTIONAL_H_
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#include "../common.hpp"
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#ifdef CEREAL_HAS_CPP17
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#include <cereal/types/optional.hpp>
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template <class IArchive, class OArchive> inline
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void test_std_optional()
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{
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std::random_device rd;
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std::mt19937 gen(rd());
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std::optional<int> o_o1 = random_value<int>(gen);
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std::optional<double> o_o2 = random_value<double>(gen);
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std::optional<std::string> o_o3 = random_basic_string<char>(gen);
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std::optional<int> o_o4 = std::nullopt;
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std::optional<double> o_o5 = std::nullopt;
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std::optional<std::string> o_o6 = std::nullopt;
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std::optional<std::optional<long>> o_o7 = std::make_optional<std::optional<long>>( std::make_optional<long>( random_value<long>(gen) ) );
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std::ostringstream os;
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{
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OArchive oar(os);
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oar(o_o1);
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oar(o_o2);
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oar(o_o3);
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oar(o_o4);
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oar(o_o5);
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oar(o_o6);
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oar(o_o7);
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}
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decltype(o_o1) i_o1;
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decltype(o_o2) i_o2;
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decltype(o_o3) i_o3;
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decltype(o_o4) i_o4{1}; // initialize with non-nullopt
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decltype(o_o5) i_o5{1.0};
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decltype(o_o6) i_o6{"1"};
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decltype(o_o7) i_o7;
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std::istringstream is(os.str());
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{
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IArchive iar(is);
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iar(i_o1);
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iar(i_o2);
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iar(i_o3);
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iar(i_o4);
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iar(i_o5);
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iar(i_o6);
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iar(i_o7);
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}
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CHECK_EQ( *i_o1, *o_o1 );
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CHECK_EQ( *i_o2, doctest::Approx(*o_o2).epsilon(1e-5) );
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CHECK_EQ( *i_o3, *o_o3 );
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CHECK_EQ( i_o4.has_value(), o_o4.has_value() );
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CHECK_EQ( i_o5.has_value(), o_o5.has_value() );
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CHECK_EQ( i_o6.has_value(), o_o6.has_value() );
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CHECK_EQ( **i_o7, **o_o7 );
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}
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#endif // CEREAL_HAS_CPP17
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#endif // CEREAL_TEST_CPP17_OPTIONAL_H_
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