| // |
| // Negative est for BOOST_TEST_ALL_WITH |
| // |
| // Copyright (c) 2017 Bjorn Reese |
| // |
| // 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 |
| // |
| |
| #include <cmath> |
| #include <functional> |
| #include <vector> |
| #include <boost/core/lightweight_test.hpp> |
| |
| int fail_vector() |
| { |
| int test_cases = 0; |
| |
| { |
| std::vector<int> x, y; |
| x.push_back( 1 ); |
| BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), std::equal_to<int>() ); |
| ++test_cases; |
| } |
| |
| { |
| std::vector<int> x, y; |
| y.push_back( 1 ); |
| BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), std::equal_to<int>() ); |
| ++test_cases; |
| } |
| |
| { |
| std::vector<int> x, y; |
| x.push_back( 1 ); x.push_back( 2 ); x.push_back( 3 ); x.push_back( 4 ); |
| y.push_back( 1 ); y.push_back( 2 ); y.push_back( 3 ); |
| BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), std::equal_to<int>() ); |
| ++test_cases; |
| } |
| |
| { |
| std::vector<int> x, y; |
| x.push_back( 1 ); x.push_back( 2 ); x.push_back( 3 ); |
| y.push_back( 1 ); y.push_back( 2 ); y.push_back( 3 ); y.push_back( 4 ); |
| BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), std::equal_to<int>() ); |
| ++test_cases; |
| } |
| |
| { |
| std::vector<int> x, y; |
| x.push_back( 1 ); x.push_back( 2 ); x.push_back( 3 ); x.push_back( 4 ); |
| y.push_back( 1 ); y.push_back( 3 ); y.push_back( 2 ); y.push_back( 4 ); |
| BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), std::equal_to<int>() ); |
| ++test_cases; |
| } |
| |
| { |
| std::vector<int> x, y; |
| x.push_back( 1 ); x.push_back( 2 ); x.push_back( 3 ); x.push_back( 4 ); |
| y.push_back( 1 ); y.push_back( 3 ); y.push_back( 2 ); y.push_back( 4 ); |
| BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), std::less<int>() ); |
| ++test_cases; |
| } |
| |
| return test_cases; |
| } |
| |
| template <typename T> |
| struct with_tolerance |
| { |
| with_tolerance(T tolerance) : tolerance(tolerance) {} |
| bool operator()(T lhs, T rhs) |
| { |
| return (std::abs(lhs - rhs) <= tolerance); |
| } |
| |
| private: |
| T tolerance; |
| }; |
| |
| int fail_tolerance_predicate() |
| { |
| int test_cases = 0; |
| |
| { |
| std::vector<double> x, y; |
| x.push_back( 1.0 ); x.push_back( 1.0 ); |
| y.push_back( 1.0 - 1e-4 ); y.push_back( 1.0 + 1e-4 ); |
| BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), with_tolerance<double>(1e-5) ); |
| ++test_cases; |
| } |
| |
| return test_cases; |
| } |
| |
| int main() |
| { |
| int test_cases = 0; |
| |
| test_cases += fail_vector(); |
| test_cases += fail_tolerance_predicate(); |
| |
| return boost::report_errors() == test_cases; |
| } |