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test/std/algorithms/alg.nonmodifying/for_each.pass.cpp
- This file was moved from test/test_for_each.cpp.
| // -*- C++ -*- | // -*- C++ -*- | ||||
| //===-- test_for_each.cpp -------------------------------------------------===// | //===-- for_each.pass.cpp -------------------------------------------------===// | ||||
| // | // | ||||
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | ||||
| // See https://llvm.org/LICENSE.txt for license information. | // See https://llvm.org/LICENSE.txt for license information. | ||||
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | ||||
| // | // | ||||
| //===----------------------------------------------------------------------===// | //===----------------------------------------------------------------------===// | ||||
| #include "support/pstl_test_config.h" | |||||
| #ifdef PSTL_STANDALONE_TESTS | |||||
| #include "pstl/execution" | #include "pstl/execution" | ||||
| #include "pstl/algorithm" | #include "pstl/algorithm" | ||||
| #include "utils.h" | #else | ||||
| #include <execution> | |||||
| #include <algorithm> | |||||
| #endif // PSTL_STANDALONE_TESTS | |||||
| #include "support/parallel_utils.h" | |||||
| using namespace TestUtils; | #include <iostream> | ||||
| using namespace Parallel_TestUtils; | |||||
| template <typename Type> | template <typename Type> | ||||
| struct Gen | struct Gen | ||||
| { | { | ||||
| Type | Type | ||||
| operator()(std::size_t k) | operator()(std::size_t k) | ||||
| { | { | ||||
| return Type(k % 5 != 1 ? 3 * k - 7 : 0); | return Type(k % 5 != 1 ? 3 * k - 7 : 0); | ||||
| Show All 16 Lines | |||||
| { | { | ||||
| template <typename Policy, typename Iterator, typename Size> | template <typename Policy, typename Iterator, typename Size> | ||||
| void | void | ||||
| operator()(Policy&& exec, Iterator first, Iterator last, Iterator expected_first, Iterator expected_last, Size n) | operator()(Policy&& exec, Iterator first, Iterator last, Iterator expected_first, Iterator expected_last, Size n) | ||||
| { | { | ||||
| typedef typename std::iterator_traits<Iterator>::value_type T; | typedef typename std::iterator_traits<Iterator>::value_type T; | ||||
| // Try for_each | // Try for_each | ||||
| std::for_each(expected_first, expected_last, Flip<T>(1)); | std::for_each(__pstl::execution::seq, expected_first, expected_last, Flip<T>(1)); | ||||
| for_each(exec, first, last, Flip<T>(1)); | for_each(exec, first, last, Flip<T>(1)); | ||||
| EXPECT_EQ_N(expected_first, first, n, "wrong effect from for_each"); | EXPECT_EQ_N(expected_first, first, n, "wrong effect from for_each"); | ||||
| // Try for_each_n | // Try for_each_n | ||||
| std::for_each_n(pstl::execution::seq, expected_first, n, Flip<T>(1)); | std::for_each_n(__pstl::execution::seq, expected_first, n, Flip<T>(1)); | ||||
| std::for_each_n(__pstl::execution::seq, expected_first, n, Flip<T>(1)); | |||||
| for_each_n(exec, first, n, Flip<T>(1)); | for_each_n(exec, first, n, Flip<T>(1)); | ||||
| EXPECT_EQ_N(expected_first, first, n, "wrong effect from for_each_n"); | EXPECT_EQ_N(expected_first, first, n, "wrong effect from for_each_n"); | ||||
| } | } | ||||
| }; | }; | ||||
| template <typename T> | template <typename T> | ||||
| void | void | ||||
| test() | test() | ||||
| { | { | ||||
| for (size_t n = 0; n <= 100000; n = n <= 16 ? n + 1 : size_t(3.1415 * n)) | for (size_t n = 0; n <= 100000; n = n <= 16 ? n + 1 : size_t(3.1415 * n)) | ||||
| { | { | ||||
| Sequence<T> inout(n, Gen<T>()); | Sequence<T> inout(n, Gen<T>()); | ||||
| Sequence<T> expected(n, Gen<T>()); | Sequence<T> expected(n, Gen<T>()); | ||||
| Show All 32 Lines | |||||