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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 | ||
9 | //[example_code | |
10 | #define BOOST_TEST_MODULE example | |
11 | #include <boost/test/included/unit_test.hpp> | |
12 | #include <boost/test/floating_point_comparison.hpp> | |
13 | ||
14 | BOOST_AUTO_TEST_CASE( test ) | |
15 | { | |
16 | double v1 = 1.23456e-10; | |
17 | double v2 = 1.23457e-10; | |
18 | ||
19 | BOOST_CHECK_CLOSE( v1, v2, 0.0001 ); | |
20 | // Absolute value of difference between these two values is 1e-15. They seems | |
21 | // to be very close. But we want to checks that these values differ no more then 0.0001% | |
22 | // of their value. And this test will fail at tolerance supplied. | |
23 | } | |
24 | //] |