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Add is_virtual_base_of.

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Add extra tests for is_base_of to test virtual inheritance.
Trivial warning fix for is_abstract: fixes #2827.

[SVN r51754]
This commit is contained in:
John Maddock
2009-03-13 17:55:21 +00:00
parent cde7a04813
commit 44bd98cc6b
5 changed files with 148 additions and 4 deletions
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test/is_base_of_test.cpp
Executable → Regular
+2
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@@ -36,6 +36,8 @@ BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_base_of<VB,VD>::value), true);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_base_of<VD,VB>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_base_of<test_abc1,test_abc3>::value), true);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_base_of<test_abc3,test_abc1>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_base_of<Base,virtual_inherit1>::value), true);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_base_of<virtual_inherit1,Base>::value), false);
TT_TEST_END
test/is_virtual_base_of_test.cpp
+54
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@@ -0,0 +1,54 @@
// (C) Copyright John Maddock 2009.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#include "test.hpp"
#include "check_integral_constant.hpp"
#include <boost/type_traits/is_virtual_base_of.hpp>
TT_TEST_BEGIN(is_virtual_base_of)
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Derived,Base>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Derived,Derived>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Base,Base>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Base,Derived>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Base,MultiBase>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Derived,MultiBase>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Derived2,MultiBase>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Base,PrivateBase>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<NonDerived,Base>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Base,void>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Base,const void>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<void,Derived>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<const void,Derived>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<int, int>::value), false); // really it is!!!!!
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<const int, int>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<VB,VD>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<VD,VB>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<test_abc1,test_abc3>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<test_abc3,test_abc1>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Base,virtual_inherit1>::value), true);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<virtual_inherit1,Base>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Base,virtual_inherit2>::value), true);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<virtual_inherit2,Base>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<Base,virtual_inherit3>::value), true);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<virtual_inherit3,Base>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<boost::noncopyable,virtual_inherit4>::value), true);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<virtual_inherit4,boost::noncopyable>::value), false);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<int_convertible,virtual_inherit5>::value), true);
BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_virtual_base_of<virtual_inherit5,int_convertible>::value), false);
TT_TEST_END
test/test.hpp
+3 -2
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@@ -367,8 +367,9 @@ struct polymorphic_derived2 : polymorphic_base
struct virtual_inherit1 : virtual Base { };
struct virtual_inherit2 : virtual_inherit1 { };
struct virtual_inherit3 : private virtual Base {};
struct virtual_inherit4 : private virtual boost::noncopyable {};
struct virtual_inherit5 : private virtual int_convertible {};
typedef void foo0_t();
typedef void foo1_t(int);