ceph/src/boost/libs/test/doc/examples/tolerance_02.run-fail.cpp

   1 //  Copyright (c) 2015 Boost.Test team
   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 tolerance_02
  10 #include <boost/test/included/unit_test.hpp>
  11 namespace utf = boost::unit_test;
  12 namespace tt = boost::test_tools;
  13
  14 BOOST_AUTO_TEST_CASE(test1, * utf::tolerance(0.00001))
  15 {
  16   double x = 10.0000000;
  17   double y = 10.0000001;
  18   double z = 10.001;
  19   BOOST_TEST(x == y); // irrelevant by default
  20   BOOST_TEST(x == y, tt::tolerance(0.0));
  21
  22   BOOST_TEST(x == z); // relevant by default
  23   BOOST_TEST(x == z, tt::tolerance(0.001));
  24 }
  25 //]