example38.run.cpp 642 B

12345678910111213141516171819202122
  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. #include <cmath>
  10. BOOST_AUTO_TEST_CASE( test )
  11. {
  12. // sin 45 radians is actually ~ 0.85, sin 45 degrees is ~0.707
  13. double res = std::sin( 45. );
  14. BOOST_WARN_MESSAGE( res < 0.71,
  15. "sin(45){" << res << "} is > 0.71. Arg is not in radian?" );
  16. }
  17. //]