exception_check_predicate.run-fail.cpp 816 B

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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. // See http://www.boost.org/libs/test for the library home page.
  6. //[example_code
  7. #define BOOST_TEST_MODULE example
  8. #include <boost/test/included/unit_test.hpp>
  9. struct my_exception
  10. {
  11. explicit my_exception( int ec = 0 ) : m_error_code( ec )
  12. {}
  13. int m_error_code;
  14. };
  15. bool is_critical( my_exception const& ex ) { return ex.m_error_code < 0; }
  16. void some_func( int i ) { if( i>=0 ) throw my_exception( i ); }
  17. BOOST_AUTO_TEST_CASE( test_exception_predicate )
  18. {
  19. BOOST_CHECK_EXCEPTION( some_func(0), my_exception, !is_critical );
  20. BOOST_CHECK_EXCEPTION( some_func(1), my_exception, is_critical );
  21. }
  22. //]