1 #include <boost/config.hpp>
2
3 // sp_convertible_test.cpp
4 //
5 // Copyright (c) 2012 Peter Dimov
6 //
7 // Distributed under the Boost Software License, Version 1.0.
8 // See accompanying file LICENSE_1_0.txt or copy at
9 // http://www.boost.org/LICENSE_1_0.txt
10
11 #include <boost/detail/lightweight_test.hpp>
12 #include <boost/smart_ptr/detail/sp_convertible.hpp>
13
14 //
15
16 class X;
17
18 class B
19 {
20 };
21
22 class D: public B
23 {
24 };
25
26 #define TEST_CV_TRUE( T, U ) \
27 BOOST_TEST(( sp_convertible< T, U >::value == true )); \
28 BOOST_TEST(( sp_convertible< T, const U >::value == true )); \
29 BOOST_TEST(( sp_convertible< T, volatile U >::value == true )); \
30 BOOST_TEST(( sp_convertible< T, const volatile U >::value == true )); \
31 BOOST_TEST(( sp_convertible< const T, U >::value == false )); \
32 BOOST_TEST(( sp_convertible< const T, const U >::value == true )); \
33 BOOST_TEST(( sp_convertible< const T, volatile U >::value == false )); \
34 BOOST_TEST(( sp_convertible< const T, const volatile U >::value == true )); \
35 BOOST_TEST(( sp_convertible< volatile T, U >::value == false )); \
36 BOOST_TEST(( sp_convertible< volatile T, const U >::value == false )); \
37 BOOST_TEST(( sp_convertible< volatile T, volatile U >::value == true )); \
38 BOOST_TEST(( sp_convertible< volatile T, const volatile U >::value == true )); \
39 BOOST_TEST(( sp_convertible< const volatile T, U >::value == false )); \
40 BOOST_TEST(( sp_convertible< const volatile T, const U >::value == false )); \
41 BOOST_TEST(( sp_convertible< const volatile T, volatile U >::value == false )); \
42 BOOST_TEST(( sp_convertible< const volatile T, const volatile U >::value == true ));
43
44 #define TEST_CV_FALSE( T, U ) \
45 BOOST_TEST(( sp_convertible< T, U >::value == false )); \
46 BOOST_TEST(( sp_convertible< T, const U >::value == false )); \
47 BOOST_TEST(( sp_convertible< T, volatile U >::value == false )); \
48 BOOST_TEST(( sp_convertible< T, const volatile U >::value == false )); \
49 BOOST_TEST(( sp_convertible< const T, U >::value == false )); \
50 BOOST_TEST(( sp_convertible< const T, const U >::value == false )); \
51 BOOST_TEST(( sp_convertible< const T, volatile U >::value == false )); \
52 BOOST_TEST(( sp_convertible< const T, const volatile U >::value == false )); \
53 BOOST_TEST(( sp_convertible< volatile T, U >::value == false )); \
54 BOOST_TEST(( sp_convertible< volatile T, const U >::value == false )); \
55 BOOST_TEST(( sp_convertible< volatile T, volatile U >::value == false )); \
56 BOOST_TEST(( sp_convertible< volatile T, const volatile U >::value == false )); \
57 BOOST_TEST(( sp_convertible< const volatile T, U >::value == false )); \
58 BOOST_TEST(( sp_convertible< const volatile T, const U >::value == false )); \
59 BOOST_TEST(( sp_convertible< const volatile T, volatile U >::value == false )); \
60 BOOST_TEST(( sp_convertible< const volatile T, const volatile U >::value == false ));
61
main()62 int main()
63 {
64 #if !defined( BOOST_SP_NO_SP_CONVERTIBLE )
65
66 using boost::detail::sp_convertible;
67
68 TEST_CV_TRUE( X, X )
69 TEST_CV_TRUE( X, void )
70 TEST_CV_FALSE( void, X )
71 TEST_CV_TRUE( D, B )
72 TEST_CV_FALSE( B, D )
73
74 TEST_CV_TRUE( X[], X[] )
75 TEST_CV_FALSE( D[], B[] )
76
77 TEST_CV_TRUE( X[3], X[3] )
78 TEST_CV_FALSE( X[3], X[4] )
79 TEST_CV_FALSE( D[3], B[3] )
80
81 TEST_CV_TRUE( X[3], X[] )
82 TEST_CV_FALSE( X[], X[3] )
83
84 TEST_CV_TRUE( X[], void )
85 TEST_CV_FALSE( void, X[] )
86
87 TEST_CV_TRUE( X[3], void )
88 TEST_CV_FALSE( void, X[3] )
89
90 #endif
91
92 return boost::report_errors();
93 }
94