| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <algorithm> |
| |
| // template <class InputIterator, class Predicate> |
| // bool |
| // none_of(InputIterator first, InputIterator last, Predicate pred); |
| |
| #include <algorithm> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| #include "test_iterators.h" |
| |
| struct test1 |
| { |
| TEST_CONSTEXPR bool operator()(const int& i) const |
| { |
| return i % 2 == 0; |
| } |
| }; |
| |
| #if TEST_STD_VER > 17 |
| TEST_CONSTEXPR bool test_constexpr() { |
| int ia[] = {1, 3, 6, 7}; |
| int ib[] = {1, 3, 5, 7}; |
| return !std::none_of(std::begin(ia), std::end(ia), test1()) |
| && std::none_of(std::begin(ib), std::end(ib), test1()) |
| ; |
| } |
| #endif |
| |
| int main(int, char**) |
| { |
| { |
| int ia[] = {2, 4, 6, 8}; |
| const unsigned sa = sizeof(ia)/sizeof(ia[0]); |
| assert(std::none_of(input_iterator<const int*>(ia), |
| input_iterator<const int*>(ia + sa), test1()) == false); |
| assert(std::none_of(input_iterator<const int*>(ia), |
| input_iterator<const int*>(ia), test1()) == true); |
| } |
| { |
| const int ia[] = {2, 4, 5, 8}; |
| const unsigned sa = sizeof(ia)/sizeof(ia[0]); |
| assert(std::none_of(input_iterator<const int*>(ia), |
| input_iterator<const int*>(ia + sa), test1()) == false); |
| assert(std::none_of(input_iterator<const int*>(ia), |
| input_iterator<const int*>(ia), test1()) == true); |
| } |
| { |
| const int ia[] = {1, 3, 5, 7}; |
| const unsigned sa = sizeof(ia)/sizeof(ia[0]); |
| assert(std::none_of(input_iterator<const int*>(ia), |
| input_iterator<const int*>(ia + sa), test1()) == true); |
| assert(std::none_of(input_iterator<const int*>(ia), |
| input_iterator<const int*>(ia), test1()) == true); |
| } |
| |
| #if TEST_STD_VER > 17 |
| static_assert(test_constexpr()); |
| #endif |
| |
| return 0; |
| } |