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Library/boost/libs/test/doc/examples/example43.run.cpp
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19 дек 2024, 19:11
19 дек 2024, 19:11
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// (C) Copyright Gennadiy Rozental 2011-2015. // Distributed under the Boost Software License, Version 1.0. // (See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt) // See http://www.boost.org/libs/test for the library home page. //[example_code #define BOOST_TEST_MODULE example #include <boost/test/included/unit_test.hpp> #include <boost/test/tools/floating_point_comparison.hpp> BOOST_AUTO_TEST_CASE( test ) { double v1 = 1.23456e28; double v2 = 1.23457e28; BOOST_REQUIRE_CLOSE( v1, v2, 0.001 ); // Absolute value of difference between these two values is 1e+23. // But we are interested only that it does not exeed 0.001% of a values compared // And this test will pass. } //]