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1 | // (C) Copyright Gennadiy Rozental 2011-2015. |
2 | // Distributed under the Boost Software License, Version 1.0. | |
3 | // (See accompanying file LICENSE_1_0.txt or copy at | |
4 | // http://www.boost.org/LICENSE_1_0.txt) | |
5 | ||
6 | // See http://www.boost.org/libs/test for the library home page. | |
7 | ||
8 | //[example_code | |
9 | #define BOOST_TEST_MODULE example | |
10 | #include <boost/test/included/unit_test.hpp> | |
11 | ||
12 | struct my_exception | |
13 | { | |
14 | explicit my_exception( int ec = 0 ) : m_error_code( ec ) | |
15 | {} | |
16 | ||
17 | int m_error_code; | |
18 | }; | |
19 | ||
20 | bool is_critical( my_exception const& ex ) { return ex.m_error_code < 0; } | |
21 | ||
22 | void some_func( int i ) { if( i>=0 ) throw my_exception( i ); } | |
23 | ||
24 | BOOST_AUTO_TEST_CASE( test_exception_predicate ) | |
25 | { | |
26 | BOOST_CHECK_EXCEPTION( some_func(0), my_exception, !is_critical ); | |
27 | BOOST_CHECK_EXCEPTION( some_func(1), my_exception, is_critical ); | |
28 | } | |
29 | //] |