| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 |
| |
| // <forward_list> |
| |
| // template <class T, class Allocator, class Predicate> |
| // void erase_if(forward_list<T, Allocator>& c, Predicate pred); |
| |
| #include <forward_list> |
| |
| #include "test_macros.h" |
| #include "test_allocator.h" |
| #include "min_allocator.h" |
| |
| template <class S, class Pred> |
| void |
| test0(S s, Pred p, S expected) |
| { |
| ASSERT_SAME_TYPE(void, decltype(std::erase_if(s, p))); |
| std::erase_if(s, p); |
| assert(s == expected); |
| } |
| |
| template <typename S> |
| void test() |
| { |
| auto is1 = [](auto v) { return v == 1;}; |
| auto is2 = [](auto v) { return v == 2;}; |
| auto is3 = [](auto v) { return v == 3;}; |
| auto is4 = [](auto v) { return v == 4;}; |
| auto True = [](auto) { return true; }; |
| auto False = [](auto) { return false; }; |
| |
| test0(S(), is1, S()); |
| |
| test0(S({1}), is1, S()); |
| test0(S({1}), is2, S({1})); |
| |
| test0(S({1,2}), is1, S({2})); |
| test0(S({1,2}), is2, S({1})); |
| test0(S({1,2}), is3, S({1,2})); |
| test0(S({1,1}), is1, S()); |
| test0(S({1,1}), is3, S({1,1})); |
| |
| test0(S({1,2,3}), is1, S({2,3})); |
| test0(S({1,2,3}), is2, S({1,3})); |
| test0(S({1,2,3}), is3, S({1,2})); |
| test0(S({1,2,3}), is4, S({1,2,3})); |
| |
| test0(S({1,1,1}), is1, S()); |
| test0(S({1,1,1}), is2, S({1,1,1})); |
| test0(S({1,1,2}), is1, S({2})); |
| test0(S({1,1,2}), is2, S({1,1})); |
| test0(S({1,1,2}), is3, S({1,1,2})); |
| test0(S({1,2,2}), is1, S({2,2})); |
| test0(S({1,2,2}), is2, S({1})); |
| test0(S({1,2,2}), is3, S({1,2,2})); |
| |
| test0(S({1,2,3}), True, S()); |
| test0(S({1,2,3}), False, S({1,2,3})); |
| } |
| |
| int main(int, char**) |
| { |
| test<std::forward_list<int>>(); |
| test<std::forward_list<int, min_allocator<int>>> (); |
| test<std::forward_list<int, test_allocator<int>>> (); |
| |
| test<std::forward_list<long>>(); |
| test<std::forward_list<double>>(); |
| |
| return 0; |
| } |