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//
// Test 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>
void test_vector()
{
{
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 ); y.push_back( 4 );
BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), std::equal_to<int>() );
}
{
std::vector<int> x, y;
x.push_back( 1 ); x.push_back( 2 ); x.push_back( 3 ); x.push_back( 4 );
y.push_back( 2 ); y.push_back( 3 ); y.push_back( 4 ); y.push_back( 5 );
BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), std::not_equal_to<int>() );
}
{
std::vector<int> x, y;
x.push_back( 1 ); x.push_back( 2 ); x.push_back( 3 ); x.push_back( 4 );
y.push_back( 2 ); y.push_back( 3 ); y.push_back( 4 ); y.push_back( 5 );
BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), std::less<int>() );
}
}
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;
};
void test_tolerance_predicate()
{
{
std::vector<double> x, y;
x.push_back( 1.0 ); x.push_back( 2.0 ); x.push_back( 3.0 ); x.push_back( 4.0 );
y.push_back( 1.0 ); y.push_back( 2.0 ); y.push_back( 3.0 ); y.push_back( 4.0 );
BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), with_tolerance<double>(1e-5) );
}
{
std::vector<double> x, y;
x.push_back( 1.0 ); x.push_back( 1.0 );
y.push_back( 1.0 - 1e-6 ); y.push_back( 1.0 + 1e-6 );
BOOST_TEST_ALL_WITH( x.begin(), x.end(), y.begin(), y.end(), with_tolerance<double>(1e-5) );
}
}
int main()
{
test_vector();
test_tolerance_predicate();
return boost::report_errors();
}
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