1 | // |
2 | // assert_msg_test2.cpp - a test for BOOST_ASSERT_MSG and NDEBUG |
3 | // |
4 | // Copyright (c) 2014 Peter Dimov |
5 | // |
6 | // Distributed under the Boost Software License, Version 1.0. |
7 | // See accompanying file LICENSE_1_0.txt or copy at |
8 | // http://www.boost.org/LICENSE_1_0.txt |
9 | // |
10 | |
11 | #include <boost/detail/lightweight_test.hpp> |
12 | #include <stdio.h> |
13 | |
14 | // default case, !NDEBUG |
15 | // BOOST_ASSERT_MSG(x) -> assert(x) |
16 | |
17 | #undef NDEBUG |
18 | #include <boost/assert.hpp> |
19 | |
20 | void test_default() |
21 | { |
22 | int x = 1; |
23 | |
24 | BOOST_ASSERT_MSG( 1, "msg" ); |
25 | BOOST_ASSERT_MSG( x, "msg" ); |
26 | BOOST_ASSERT_MSG( x == 1, "msg" ); |
27 | } |
28 | |
29 | // default case, NDEBUG |
30 | // BOOST_ASSERT_MSG(x) -> assert(x) |
31 | |
32 | #define NDEBUG |
33 | #include <boost/assert.hpp> |
34 | |
35 | void test_default_ndebug() |
36 | { |
37 | int x = 1; |
38 | |
39 | BOOST_ASSERT_MSG( 1, "msg" ); |
40 | BOOST_ASSERT_MSG( x, "msg" ); |
41 | BOOST_ASSERT_MSG( x == 1, "msg" ); |
42 | |
43 | BOOST_ASSERT_MSG( 0, "msg" ); |
44 | BOOST_ASSERT_MSG( !x, "msg" ); |
45 | BOOST_ASSERT_MSG( x == 0, "msg" ); |
46 | |
47 | (void)x; |
48 | } |
49 | |
50 | // BOOST_ENABLE_ASSERT_DEBUG_HANDLER, !NDEBUG |
51 | // same as BOOST_ENABLE_ASSERT_HANDLER |
52 | |
53 | #define BOOST_ENABLE_ASSERT_DEBUG_HANDLER |
54 | |
55 | #undef NDEBUG |
56 | #include <boost/assert.hpp> |
57 | |
58 | int handler_invoked = 0; |
59 | |
60 | void boost::assertion_failed_msg( char const * expr, char const * msg, char const * function, char const * file, long line ) |
61 | { |
62 | printf( format: "Expression: %s\nMessage: %s\nFunction: %s\nFile: %s\nLine: %ld\n\n" , expr, msg, function, file, line ); |
63 | ++handler_invoked; |
64 | } |
65 | |
66 | void test_debug_handler() |
67 | { |
68 | handler_invoked = 0; |
69 | |
70 | int x = 1; |
71 | |
72 | BOOST_ASSERT_MSG( 1, "msg" ); |
73 | BOOST_ASSERT_MSG( x, "msg" ); |
74 | BOOST_ASSERT_MSG( x == 1, "msg" ); |
75 | |
76 | BOOST_ASSERT_MSG( 0, "msg" ); |
77 | BOOST_ASSERT_MSG( !x, "msg" ); |
78 | BOOST_ASSERT_MSG( x == 0, "msg" ); |
79 | |
80 | BOOST_TEST( handler_invoked == 3 ); |
81 | } |
82 | |
83 | // BOOST_ENABLE_ASSERT_DEBUG_HANDLER, NDEBUG |
84 | // BOOST_ASSERT_MSG(x) -> ((void)0) |
85 | |
86 | #define NDEBUG |
87 | #include <boost/assert.hpp> |
88 | |
89 | void test_debug_handler_ndebug() |
90 | { |
91 | handler_invoked = 0; |
92 | |
93 | int x = 1; |
94 | |
95 | BOOST_ASSERT_MSG( 1, "msg" ); |
96 | BOOST_ASSERT_MSG( x, "msg" ); |
97 | BOOST_ASSERT_MSG( x == 1, "msg" ); |
98 | |
99 | BOOST_ASSERT_MSG( 0, "msg" ); |
100 | BOOST_ASSERT_MSG( !x, "msg" ); |
101 | BOOST_ASSERT_MSG( x == 0, "msg" ); |
102 | |
103 | BOOST_TEST( handler_invoked == 0 ); |
104 | |
105 | (void)x; |
106 | } |
107 | |
108 | #undef BOOST_ENABLE_ASSERT_DEBUG_HANDLER |
109 | |
110 | int main() |
111 | { |
112 | test_default(); |
113 | test_default_ndebug(); |
114 | test_debug_handler(); |
115 | test_debug_handler_ndebug(); |
116 | |
117 | return boost::report_errors(); |
118 | } |
119 | |