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51 lines
1.2 KiB
C++
51 lines
1.2 KiB
C++
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// Copyright (C) 2006-2009, 2012 Alexander Nasonov
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// Copyright (C) 2012 Lorenzo Caminiti
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// Distributed under the Boost Software License, Version 1.0
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// (see accompanying file LICENSE_1_0.txt or a copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// Home at http://www.boost.org/libs/scope_exit
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#include <boost/scope_exit.hpp>
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#include <boost/typeof/typeof.hpp>
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#include <boost/typeof/std/vector.hpp>
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#include BOOST_TYPEOF_INCREMENT_REGISTRATION_GROUP()
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#define BOOST_TEST_MODULE TestWorldSeq
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#include <boost/test/unit_test.hpp>
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#include <vector>
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struct person {};
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BOOST_TYPEOF_REGISTER_TYPE(person)
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struct world {
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void add_person(person const& a_person);
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size_t population(void) const { return persons_.size(); }
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private:
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std::vector<person> persons_;
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};
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BOOST_TYPEOF_REGISTER_TYPE(world)
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//[world_seq
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void world::add_person(person const& a_person) {
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bool commit = false;
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persons_.push_back(a_person);
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BOOST_SCOPE_EXIT( (&commit) (&persons_) ) {
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if(!commit) persons_.pop_back();
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} BOOST_SCOPE_EXIT_END
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// ...
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commit = true;
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}
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//]
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BOOST_AUTO_TEST_CASE( test_world_seq ) {
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world w;
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person p;
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w.add_person(p);
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BOOST_CHECK( w.population() == 1 );
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}
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