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 virt pub func body throws with subcontr from middle of inheritance tree.
8
9 #include "smoke.hpp"
10 #include <boost/optional.hpp>
11 #include <boost/preprocessor/control/iif.hpp>
12 #include <boost/detail/lightweight_test.hpp>
13 #include <sstream>
14
main()15 int main() {
16 std::ostringstream ok;
17
18 c cc; // Test call to class at mid- inheritance tree (as base with bases).
19 s_type s; s.value = "X"; // So body will throw.
20 out.str("");
21 boost::optional<result_type&> r;
22 try {
23 r = cc.f(s);
24 BOOST_TEST(false);
25 } catch(except_error const&) {
26 ok.str(""); ok
27 #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
28 << "d::static_inv" << std::endl
29 << "d::inv" << std::endl
30 << "e::static_inv" << std::endl
31 << "e::inv" << std::endl
32 << "c::static_inv" << std::endl
33 << "c::inv" << std::endl
34 #endif
35 #ifndef BOOST_CONTRACT_NO_PRECONDITIONS
36 << "d::f::pre" << std::endl
37 #endif
38 #ifndef BOOST_CONTRACT_NO_OLDS
39 << "d::f::old" << std::endl
40 << "e::f::old" << std::endl
41 << "c::f::old" << std::endl
42 #endif
43 << "c::f::body" << std::endl
44 #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
45 << "d::static_inv" << std::endl
46 << "d::inv" << std::endl
47 << "e::static_inv" << std::endl
48 << "e::inv" << std::endl
49 << "c::static_inv" << std::endl
50 << "c::inv" << std::endl
51 #endif
52 #ifndef BOOST_CONTRACT_NO_EXCEPTS
53 << "d::f::old" << std::endl
54 << "d::f::except" << std::endl
55 << "e::f::old" << std::endl
56 << "e::f::except" << std::endl
57 // No old call here because not a base object.
58 << "c::f::except" << std::endl
59 #endif
60 ;
61 BOOST_TEST(out.eq(ok.str()));
62
63 #ifndef BOOST_CONTRACT_NO_OLDS
64 #define BOOST_CONTRACT_TEST_old 1u
65 #else
66 #define BOOST_CONTRACT_TEST_old 0u
67 #endif
68
69 BOOST_TEST(!r); // Boost.Optional result not init (as body threw).
70 BOOST_TEST_EQ(s.value, "X");
71 BOOST_TEST_EQ(s.copies(), BOOST_CONTRACT_TEST_old * 3);
72 BOOST_TEST_EQ(s.evals(), BOOST_CONTRACT_TEST_old * 3);
73 BOOST_TEST_EQ(s.ctors(), s.dtors() + 1); // 1 for local var.
74
75 BOOST_TEST_EQ(cc.y.value, "c");
76 BOOST_TEST_EQ(cc.y.copies(), BOOST_CONTRACT_TEST_old);
77 BOOST_TEST_EQ(cc.y.evals(), BOOST_CONTRACT_TEST_old);
78 BOOST_TEST_EQ(cc.y.ctors(), cc.y.dtors() + 1); // 1 for member var.
79
80 BOOST_TEST_EQ(cc.t<'d'>::z.value, "d");
81 BOOST_TEST_EQ(cc.t<'d'>::z.copies(), BOOST_CONTRACT_TEST_old);
82 BOOST_TEST_EQ(cc.t<'d'>::z.evals(), BOOST_CONTRACT_TEST_old);
83 BOOST_TEST_EQ(cc.t<'d'>::z.ctors(), cc.t<'d'>::z.dtors() + 1); // 1 mem.
84
85 BOOST_TEST_EQ(cc.t<'e'>::z.value, "e");
86 BOOST_TEST_EQ(cc.t<'e'>::z.copies(), BOOST_CONTRACT_TEST_old);
87 BOOST_TEST_EQ(cc.t<'e'>::z.evals(), BOOST_CONTRACT_TEST_old);
88 BOOST_TEST_EQ(cc.t<'e'>::z.ctors(), cc.t<'e'>::z.dtors() + 1); // 1 mem.
89
90 #undef BOOST_CONTRACT_TEST_old
91 }
92 return boost::report_errors();
93 }
94
95