1
2// Copyright (C) 2008-2018 Lorenzo Caminiti
3// Distributed under the Boost Software License, Version 1.0 (see accompanying
4// file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt).
5// See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html
6
7// Test contract compilation on/off.
8
9#include "../detail/oteststream.hpp"
10#include <boost/contract/core/config.hpp>
11#include <boost/contract/core/virtual.hpp>
12#ifndef BOOST_CONTRACT_NO_PUBLIC_FUNCTIONS
13 #include <boost/contract/public_function.hpp>
14 #include <boost/contract/base_types.hpp>
15 #include <boost/contract/override.hpp>
16 #include <boost/contract/check.hpp>
17 #include <boost/contract/old.hpp>
18#endif
19#include <boost/detail/lightweight_test.hpp>
20#include <sstream>
21
22boost::contract::test::detail::oteststream out;
23
24struct b {
25 #ifndef BOOST_CONTRACT_NO_INVARIANTS
26 static void static_invariant() { out << "b::static_inv" << std::endl; }
27 void invariant() const { out << "b::inv" << std::endl; }
28 #endif
29
30 virtual void f(int x, boost::contract::virtual_* v = 0) = 0;
31};
32
33void b::f(int x, boost::contract::virtual_* v) {
34 #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
35 boost::contract::old_ptr<int> old_x = BOOST_CONTRACT_OLDOF(v, x);
36 #endif
37 #ifndef BOOST_CONTRACT_NO_PUBLIC_FUNCTIONS
38 boost::contract::check c = boost::contract::public_function(v, obj: this)
39 #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
40 .precondition(f: [] { out << "b::f::pre" << std::endl; })
41 #endif
42 #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
43 .old(f: [] { out << "b::f::old" << std::endl; })
44 .postcondition(f: [] { out << "b::f::post" << std::endl; })
45 #endif
46 ;
47 #endif
48 out << "b::f::body" << std::endl;
49}
50
51struct a
52 #define BASES public b
53 : BASES
54{
55 #ifndef BOOST_CONTRACT_NO_PUBLIC_FUNCTIONS
56 typedef BOOST_CONTRACT_BASE_TYPES(BASES) base_types;
57 BOOST_CONTRACT_OVERRIDE(f)
58 #endif
59
60 #ifndef BOOST_CONTRACT_NO_INVARIANTS
61 static void static_invariant() { out << "a::static_inv" << std::endl; }
62 void invariant() const { out << "a::inv" << std::endl; }
63 #endif
64
65 virtual void f(int x, boost::contract::virtual_* v = 0) {
66 #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
67 boost::contract::old_ptr<int> old_x = BOOST_CONTRACT_OLDOF(v, x);
68 #endif
69 #ifndef BOOST_CONTRACT_NO_PUBLIC_FUNCTIONS
70 boost::contract::check c = boost::contract::public_function<
71 override_f>(v, &a::f, obj: this, args&: x)
72 #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
73 .precondition(f: [] { out << "a::f::pre" << std::endl; })
74 #endif
75 #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
76 .old(f: [] { out << "a::f::old" << std::endl; })
77 .postcondition(f: [] { out << "a::f::post" << std::endl; })
78 #endif
79 ;
80 #endif
81 out << "a::f::body" << std::endl;
82 }
83};
84
85int main() {
86 std::ostringstream ok;
87
88 a aa;
89 out.str(s: "");
90 aa.f(x: 123);
91 ok.str(s: ""); ok
92 #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
93 << "b::static_inv" << std::endl
94 << "b::inv" << std::endl
95 << "a::static_inv" << std::endl
96 << "a::inv" << std::endl
97 #endif
98 #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
99 << "b::f::pre" << std::endl
100 #endif
101 #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
102 << "b::f::old" << std::endl
103 << "a::f::old" << std::endl
104 #endif
105 << "a::f::body" << std::endl
106 #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
107 << "b::static_inv" << std::endl
108 << "b::inv" << std::endl
109 << "a::static_inv" << std::endl
110 << "a::inv" << std::endl
111 #endif
112 #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
113 << "b::f::old" << std::endl
114 << "b::f::post" << std::endl
115 << "a::f::post" << std::endl
116 #endif
117 ;
118 BOOST_TEST(out.eq(ok.str()));
119
120 return boost::report_errors();
121}
122
123

source code of boost/libs/contract/test/public_function/ifdef.cpp