72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
//---------------------------------------------------------------------------//
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// Copyright (c) 2014 Roshan <thisisroshansmail@gmail.com>
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//
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// Distributed under the Boost Software License, Version 1.0
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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//
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// See http://boostorg.github.com/compute for more information.
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//---------------------------------------------------------------------------//
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#define BOOST_TEST_MODULE TestPrevPermutation
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#include <boost/test/unit_test.hpp>
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#include <boost/compute/system.hpp>
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#include <boost/compute/functional.hpp>
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#include <boost/compute/command_queue.hpp>
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#include <boost/compute/algorithm/prev_permutation.hpp>
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#include <boost/compute/container/vector.hpp>
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#include "check_macros.hpp"
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#include "context_setup.hpp"
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namespace bc = boost::compute;
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BOOST_AUTO_TEST_CASE(prev_permutation_int)
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{
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int dataset[] = {1, 3, 4, 2, 5};
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bc::vector<bc::int_> vector(dataset, dataset + 5, queue);
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bool result =
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bc::prev_permutation(vector.begin(), vector.begin() + 5, queue);
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CHECK_RANGE_EQUAL(int, 5, vector, (1, 3, 2, 5, 4));
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BOOST_VERIFY(result == true);
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vector[1] = 1; vector[4] = 6;
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result = bc::prev_permutation(vector.begin(), vector.begin() + 5, queue);
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CHECK_RANGE_EQUAL(int, 5, vector, (6, 5, 2, 1, 1));
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BOOST_VERIFY(result == false);
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}
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BOOST_AUTO_TEST_CASE(prev_permutation_string)
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{
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char dataset[] = "baaa";
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bc::vector<bc::char_> vector(dataset, dataset + 4, queue);
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bool result =
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bc::prev_permutation(vector.begin(), vector.begin() + 4, queue);
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CHECK_RANGE_EQUAL(char, 4, vector, ('a', 'b', 'a', 'a'));
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BOOST_VERIFY(result == true);
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result = bc::prev_permutation(vector.begin(), vector.begin() + 4, queue);
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CHECK_RANGE_EQUAL(char, 4, vector, ('a', 'a', 'b', 'a'));
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BOOST_VERIFY(result == true);
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result = bc::prev_permutation(vector.begin(), vector.begin() + 4, queue);
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CHECK_RANGE_EQUAL(char, 4, vector, ('a', 'a', 'a', 'b'));
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BOOST_VERIFY(result == true);
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result = bc::prev_permutation(vector.begin(), vector.begin() + 4, queue);
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CHECK_RANGE_EQUAL(char, 4, vector, ('b', 'a', 'a', 'a'));
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BOOST_VERIFY(result == false);
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}
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BOOST_AUTO_TEST_SUITE_END()
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