diff options
Diffstat (limited to 'libstdc++-v3/testsuite/25_algorithms/shuffle')
3 files changed, 141 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/25_algorithms/shuffle/1.cc b/libstdc++-v3/testsuite/25_algorithms/shuffle/1.cc new file mode 100644 index 000000000..b0e3574b4 --- /dev/null +++ b/libstdc++-v3/testsuite/25_algorithms/shuffle/1.cc @@ -0,0 +1,67 @@ +// { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } + +// 2010-03-19 Paolo Carlini <paolo.carlini@oracle.com> + +// Copyright (C) 2010 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING3. If not see +// <http://www.gnu.org/licenses/>. + +#include <algorithm> +#include <random> +#include <vector> +#include <testsuite_hooks.h> + +void test01() +{ + bool test __attribute__((unused)) = true; + + for (unsigned size = 0; size < 50; ++size) + { + std::vector<int> vref(size); + std::iota(vref.begin(), vref.end(), 0); + std::vector<int> v1(vref), v2(vref); + + std::ranlux48_base g1(size), g2(size + 1); + std::shuffle(v1.begin(), v1.end(), g1); + std::shuffle(v2.begin(), v2.end(), g2); + + if (size >= 10) + { + VERIFY( !std::equal(v1.begin(), v1.end(), vref.begin()) ); + VERIFY( !std::equal(v2.begin(), v2.end(), vref.begin()) ); + VERIFY( !std::equal(v1.begin(), v1.end(), v2.begin()) ); + } + + for (unsigned ind = 0; ind < size; ++ind) + { + auto it1 = std::find(v1.begin(), v1.end(), vref[ind]); + auto it2 = std::find(v2.begin(), v2.end(), vref[ind]); + VERIFY( it1 != v1.end() ); + VERIFY( it2 != v2.end() ); + v1.erase(it1); + v2.erase(it2); + } + VERIFY( v1.empty() ); + VERIFY( v2.empty() ); + } +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/25_algorithms/shuffle/requirements/explicit_instantiation/2.cc b/libstdc++-v3/testsuite/25_algorithms/shuffle/requirements/explicit_instantiation/2.cc new file mode 100644 index 000000000..840310248 --- /dev/null +++ b/libstdc++-v3/testsuite/25_algorithms/shuffle/requirements/explicit_instantiation/2.cc @@ -0,0 +1,37 @@ +// { dg-do compile } +// { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } + +// 2010-03-19 Paolo Carlini <paolo.carlini@oracle.com> + +// Copyright (C) 2010 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING3. If not see +// <http://www.gnu.org/licenses/>. + +#include <algorithm> +#include <random> +#include <testsuite_api.h> + +namespace std +{ + using __gnu_test::NonDefaultConstructible; + + typedef NonDefaultConstructible value_type; + typedef value_type* iterator_type; + typedef std::mt19937_64 ugenerator_type; + + template void shuffle(iterator_type, iterator_type, ugenerator_type&&); +} diff --git a/libstdc++-v3/testsuite/25_algorithms/shuffle/requirements/explicit_instantiation/pod.cc b/libstdc++-v3/testsuite/25_algorithms/shuffle/requirements/explicit_instantiation/pod.cc new file mode 100644 index 000000000..0f0a1e19e --- /dev/null +++ b/libstdc++-v3/testsuite/25_algorithms/shuffle/requirements/explicit_instantiation/pod.cc @@ -0,0 +1,37 @@ +// { dg-do compile } +// { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } + +// 2010-03-19 Paolo Carlini <paolo.carlini@oracle.com> + +// Copyright (C) 2010 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING3. If not see +// <http://www.gnu.org/licenses/>. + +#include <algorithm> +#include <random> +#include <testsuite_character.h> + +namespace std +{ + using __gnu_test::pod_int; + + typedef pod_int value_type; + typedef value_type* iterator_type; + typedef std::mt19937_64 ugenerator_type; + + template void shuffle(iterator_type, iterator_type, ugenerator_type&&); +} |