| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <forward_list> |
| |
| // void resize(size_type n, const value_type& v); |
| |
| #include <forward_list> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| #include "DefaultOnly.h" |
| #include "min_allocator.h" |
| |
| #if TEST_STD_VER >= 11 |
| #include "container_test_types.h" |
| #endif |
| |
| int main(int, char**) |
| { |
| { |
| typedef int T; |
| typedef std::forward_list<T> C; |
| const T t[] = {0, 1, 2, 3, 4}; |
| C c(std::begin(t), std::end(t)); |
| |
| c.resize(3, 10); |
| assert(distance(c.begin(), c.end()) == 3); |
| assert(*next(c.begin(), 0) == 0); |
| assert(*next(c.begin(), 1) == 1); |
| assert(*next(c.begin(), 2) == 2); |
| |
| c.resize(6, 10); |
| assert(distance(c.begin(), c.end()) == 6); |
| assert(*next(c.begin(), 0) == 0); |
| assert(*next(c.begin(), 1) == 1); |
| assert(*next(c.begin(), 2) == 2); |
| assert(*next(c.begin(), 3) == 10); |
| assert(*next(c.begin(), 4) == 10); |
| assert(*next(c.begin(), 5) == 10); |
| |
| c.resize(6, 12); |
| assert(distance(c.begin(), c.end()) == 6); |
| assert(*next(c.begin(), 0) == 0); |
| assert(*next(c.begin(), 1) == 1); |
| assert(*next(c.begin(), 2) == 2); |
| assert(*next(c.begin(), 3) == 10); |
| assert(*next(c.begin(), 4) == 10); |
| assert(*next(c.begin(), 5) == 10); |
| } |
| #if TEST_STD_VER >= 11 |
| { |
| typedef int T; |
| typedef std::forward_list<T, min_allocator<T>> C; |
| const T t[] = {0, 1, 2, 3, 4}; |
| C c(std::begin(t), std::end(t)); |
| |
| c.resize(3, 10); |
| assert(distance(c.begin(), c.end()) == 3); |
| assert(*next(c.begin(), 0) == 0); |
| assert(*next(c.begin(), 1) == 1); |
| assert(*next(c.begin(), 2) == 2); |
| |
| c.resize(6, 10); |
| assert(distance(c.begin(), c.end()) == 6); |
| assert(*next(c.begin(), 0) == 0); |
| assert(*next(c.begin(), 1) == 1); |
| assert(*next(c.begin(), 2) == 2); |
| assert(*next(c.begin(), 3) == 10); |
| assert(*next(c.begin(), 4) == 10); |
| assert(*next(c.begin(), 5) == 10); |
| |
| c.resize(6, 12); |
| assert(distance(c.begin(), c.end()) == 6); |
| assert(*next(c.begin(), 0) == 0); |
| assert(*next(c.begin(), 1) == 1); |
| assert(*next(c.begin(), 2) == 2); |
| assert(*next(c.begin(), 3) == 10); |
| assert(*next(c.begin(), 4) == 10); |
| assert(*next(c.begin(), 5) == 10); |
| } |
| { |
| // Test that the allocator's construct method is being used to |
| // construct the new elements and that it's called exactly N times. |
| typedef std::forward_list<int, ContainerTestAllocator<int, int>> Container; |
| ConstructController* cc = getConstructController(); |
| cc->reset(); |
| { |
| Container c; |
| cc->expect<int const&>(6); |
| c.resize(6, 42); |
| assert(!cc->unchecked()); |
| } |
| } |
| #endif |
| |
| return 0; |
| } |