Added a test-case to check a reversing view of a 1D array.

[SVN r53790]
This commit is contained in:
Ronald Garcia
2009-06-10 21:51:06 +00:00
parent ca3c1e6e17
commit b4d64892c3
2 changed files with 45 additions and 0 deletions

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@@ -45,5 +45,7 @@ test-suite multi_array
[ run stl_interaction.cpp ../../test/build//boost_test_exec_monitor ]
[ run resize.cpp ../../test/build//boost_test_exec_monitor ]
[ run assert.cpp ../../test/build//boost_test_exec_monitor ]
[ run reverse_view.cpp ../../test/build//boost_test_exec_monitor ]
[ compile concept_checks.cpp ]
;

43
test/reverse_view.cpp Normal file
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@@ -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/test/minimal.hpp"
#include "boost/array.hpp"
int
test_main(int,char*[])
{
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_CHECK(B[i] == rdata[i]);
}
return boost::exit_success;
}