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More weak_ptr tests.

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[SVN r16487]
This commit is contained in:
Peter Dimov
2002-12-03 13:27:35 +00:00
parent c5f7c973d9
commit 1ef2a5b059
1 changed files with 74 additions and 2 deletions
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76
weak_ptr_test.cpp
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@ -564,8 +564,35 @@ void conversion_assignment()
}
}
void shared_ptr_assignment()
template<class T, class U> void shared_ptr_assignment(boost::shared_ptr<U> sp, T * = 0)
{
BOOST_TEST(sp.unique());
boost::weak_ptr<T> p1;
boost::weak_ptr<T> p2(p1);
boost::weak_ptr<T> p3(sp);
boost::weak_ptr<T> p4(p3);
p1 = sp;
BOOST_TEST(p1.use_count() == 1);
p2 = sp;
BOOST_TEST(p2.use_count() == 1);
p3 = sp;
BOOST_TEST(p3.use_count() == 1);
p4 = sp;
BOOST_TEST(p4.use_count() == 1);
sp.reset();
BOOST_TEST(p1.use_count() == 0);
BOOST_TEST(p2.use_count() == 0);
BOOST_TEST(p3.use_count() == 0);
BOOST_TEST(p4.use_count() == 0);
p1 = sp;
}
void test()
@ -575,7 +602,13 @@ void test()
copy_assignment(boost::shared_ptr<void>(new int));
copy_assignment(create_incomplete());
conversion_assignment();
shared_ptr_assignment();
shared_ptr_assignment<int>(boost::shared_ptr<int>(new int));
shared_ptr_assignment<void>(boost::shared_ptr<int>(new int));
shared_ptr_assignment<X>(boost::shared_ptr<X>(new X));
shared_ptr_assignment<void>(boost::shared_ptr<X>(new X));
shared_ptr_assignment<void>(boost::shared_ptr<void>(new int));
shared_ptr_assignment<incomplete>(create_incomplete());
shared_ptr_assignment<void>(create_incomplete());
}
} // namespace n_assignment
@ -583,8 +616,47 @@ void test()
namespace n_reset
{
template<class T, class U> void test2(boost::shared_ptr<U> sp, T * = 0)
{
BOOST_TEST(sp.unique());
boost::weak_ptr<T> p1;
boost::weak_ptr<T> p2(p1);
boost::weak_ptr<T> p3(sp);
boost::weak_ptr<T> p4(p3);
boost::weak_ptr<T> p5(sp);
boost::weak_ptr<T> p6(p5);
p1.reset();
BOOST_TEST(p1.use_count() == 0);
p2.reset();
BOOST_TEST(p2.use_count() == 0);
p3.reset();
BOOST_TEST(p3.use_count() == 0);
p4.reset();
BOOST_TEST(p4.use_count() == 0);
sp.reset();
p5.reset();
BOOST_TEST(p5.use_count() == 0);
p6.reset();
BOOST_TEST(p6.use_count() == 0);
}
void test()
{
test2<int>(boost::shared_ptr<int>(new int));
test2<void>(boost::shared_ptr<int>(new int));
test2<X>(boost::shared_ptr<X>(new X));
test2<void>(boost::shared_ptr<X>(new X));
test2<void>(boost::shared_ptr<void>(new int));
test2<incomplete>(create_incomplete());
test2<void>(create_incomplete());
}
} // namespace n_reset