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Diffstat (limited to 'src/boost/libs/multi_array/test/reverse_view.cpp')
-rw-r--r-- | src/boost/libs/multi_array/test/reverse_view.cpp | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/boost/libs/multi_array/test/reverse_view.cpp b/src/boost/libs/multi_array/test/reverse_view.cpp new file mode 100644 index 00000000..092d906a --- /dev/null +++ b/src/boost/libs/multi_array/test/reverse_view.cpp @@ -0,0 +1,43 @@ +// 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. + +// +// reverse_view.cpp - a small test of creating a view with negative strides +// + +#include <boost/multi_array.hpp> +#include <boost/core/lightweight_test.hpp> +#include <boost/array.hpp> + +int +main() +{ + using namespace boost; + + + // One-dimensional array with views + double data[] = { 1, 2, 3, 4 }; + double rdata[] = { 4, 3, 2, 1 }; + + typedef multi_array< double, 1 > array; + array A(extents[4]); + A.assign(data,data+4); + + typedef array::index_range range; + array::array_view<1>::type B = A[indices[range(3, -1, -1)]]; + + for(multi_array_types::size_type i = 0; i != B.size(); ++i) { + BOOST_TEST(B[i] == rdata[i]); + } + + return boost::report_errors(); +} |