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// Copyright 2002 The Trustees of Indiana University.
// Use, modification and distribution is subject to 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)
// Boost.MultiArray Library
// Authors: Ronald Garcia
// Jeremy Siek
// Andrew Lumsdaine
// See http://www.boost.org/libs/multi_array for documentation.
//
// idxset1.cpp - testing the code for index_gen
//
#include "boost/multi_array/index_gen.hpp"
#include "boost/multi_array/index_range.hpp"
#include "boost/multi_array/types.hpp"
#include "boost/test/minimal.hpp"
#include "boost/array.hpp"
typedef boost::detail::multi_array::index index_type;
typedef boost::detail::multi_array::size_type size_type;
typedef boost::detail::multi_array::index_range<index_type,size_type> range;
template <int NumRanges, int NumDims>
void check(const boost::detail::multi_array::
index_gen<NumRanges,NumDims>&) { }
bool operator==(const range& lhs,const range& rhs) {
return lhs.start_ == rhs.start_ &&
lhs.finish_ == rhs.finish_ &&
lhs.stride_ == rhs.stride_ &&
lhs.degenerate_ == rhs.degenerate_;
}
int
test_main(int,char*[])
{
boost::detail::multi_array::index_gen<0,0> indices;
check<1,1>(indices[range()]);
check<2,2>(indices[range()][range()]);
check<3,3>(indices[range()][range()][range()]);
check<1,0>(indices[0]);
check<2,0>(indices[0][0]);
check<2,1>(indices[range()][0]);
check<2,1>(indices[0][range()]);
check<3,0>(indices[0][0][0]);
check<3,1>(indices[range()][0][0]);
check<3,1>(indices[0][range()][0]);
check<3,1>(indices[0][0][range()]);
check<3,2>(indices[range()][range()][0]);
check<3,2>(indices[range()][0][range()]);
check<3,2>(indices[0][range()][range()]);
{
boost::detail::multi_array::index_gen<3,3> is1 =
indices[range(0,1,2)][range(1,2,3)][range(2,3,4)];
BOOST_CHECK(is1.ranges_[0] == range(0,1,2));
BOOST_CHECK(is1.ranges_[1] == range(1,2,3));
BOOST_CHECK(is1.ranges_[2] == range(2,3,4));
}
{
boost::detail::multi_array::index_gen<3,2> is2 =
indices[range(0,1,2)][2][range(2,3,4)];
BOOST_CHECK(is2.ranges_[0] == range(0,1,2));
BOOST_CHECK(is2.ranges_[1] == range(2));
BOOST_CHECK(is2.ranges_[1].is_degenerate());
BOOST_CHECK(is2.ranges_[2] == range(2,3,4));
}
return boost::exit_success;
}
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