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Added 1 more test for emplace()

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This commit is contained in:
Andrzej Krzemienski
2015-05-16 00:06:55 +02:00
parent 8ca74951b0
commit ff90f939ed
1 changed files with 40 additions and 8 deletions
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36
test/optional_test_emplace.cpp
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@ -157,6 +157,39 @@ void test_no_assignment_on_emplacement()
BOOST_TEST_EQ(*ot, "");
}
namespace no_rvalue_refs {
class Guard
{
public:
int which_ctor;
Guard () : which_ctor(0) { }
Guard (std::string const&) : which_ctor(5) { }
Guard (std::string &) : which_ctor(6) { }
private:
Guard(Guard const&);
void operator=(Guard const&);
};
void test_emplace()
{
const std::string cs;
std::string ms;
optional<Guard> o;
o.emplace();
BOOST_TEST(o);
BOOST_TEST(0 == o->which_ctor);
o.emplace(cs);
BOOST_TEST(o);
BOOST_TEST(5 == o->which_ctor);
o.emplace(ms);
BOOST_TEST(o);
BOOST_TEST(6 == o->which_ctor);
}
}
int main()
{
#if (!defined BOOST_NO_CXX11_RVALUE_REFERENCES) && (!defined BOOST_NO_CXX11_VARIADIC_TEMPLATES)
@ -167,8 +200,7 @@ int main()
#endif
test_clear_on_throw();
test_no_assignment_on_emplacement();
no_rvalue_refs::test_emplace();
return boost::report_errors();
}