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synced 2025-07-15 05:16:36 +02:00
more unit test for opt ref swap and abstract types
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@ -256,11 +256,11 @@ void test_equality()
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BOOST_TEST( (o2 != oN));
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}
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template <typename T>
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template <typename T, typename U = T>
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void test_order()
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{
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typename concrete_type_of<T>::type v1(1), v2(2), v2_(2), v3(3);
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optional<T&> o1(v1), o2(v2), o2_(v2_), o3(v3), o3_(v3), oN, oN_;
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optional<U&> o1(v1), o2(v2), o2_(v2_), o3(v3), o3_(v3), oN, oN_;
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// o2 and o2_ point to different objects; o3 and o3_ point to the same object
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BOOST_TEST(!(oN < oN));
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@ -399,13 +399,35 @@ void test_order()
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BOOST_TEST(!(o3_ < oN_));
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}
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template <typename T>
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template <typename T, typename U = T>
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void test_swap()
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{
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typename concrete_type_of<T>::type v1(1), v2(2);
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optional<T&> o1(v1), o1_(v1), o2(v2), o2_(v2), oN, oN_;
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optional<U&> o1(v1), o1_(v1), o2(v2), o2_(v2), oN, oN_;
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// swap(o1, o1); DOESN'T WORK
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swap(o1, o1);
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BOOST_TEST(o1);
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BOOST_TEST(boost::addressof(*o1) == boost::addressof(v1));
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swap(oN, oN_);
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BOOST_TEST(!oN);
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BOOST_TEST(!oN_);
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swap(o1, oN);
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BOOST_TEST(!o1);
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BOOST_TEST(oN);
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BOOST_TEST(boost::addressof(*oN) == boost::addressof(v1));
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swap(oN, o1);
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BOOST_TEST(!oN);
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BOOST_TEST(o1);
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BOOST_TEST(boost::addressof(*o1) == boost::addressof(v1));
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swap(o1_, o2_);
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BOOST_TEST(o1_);
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BOOST_TEST(o2_);
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BOOST_TEST(boost::addressof(*o1_) == boost::addressof(v2));
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BOOST_TEST(boost::addressof(*o2_) == boost::addressof(v1));
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}
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template <typename T>
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@ -431,18 +453,19 @@ void test_optional_const_ref()
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test_arrow_noconst_const<T>();
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test_equality<const T>();
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test_order<const T>();
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//test_swap<T>();
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test_swap<const T>();
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test_swap<T, const T>();
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}
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int main()
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{
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test_optional_ref<int>();
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test_optional_ref<ScopeGuard>();
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//test_optional_ref<Abstract>();
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test_optional_ref<Abstract>();
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test_optional_const_ref<int>();
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test_optional_const_ref<ScopeGuard>();
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//test_optional_const_ref<Abstract>();
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test_optional_const_ref<Abstract>();
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return boost::report_errors();
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}
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