Eric Fiselier | 257fd69 | 2016-05-07 01:04:55 +0000 | [diff] [blame] | 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 6 | // Source Licenses. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | // UNSUPPORTED: c++98, c++03 |
| 11 | |
| 12 | // <experimental/memory_resource> |
| 13 | |
| 14 | // template <class Alloc> class resource_adaptor_imp; |
| 15 | |
| 16 | // bool do_is_equal(memory_resource const &) const noexcept; |
| 17 | |
| 18 | #include <experimental/memory_resource> |
| 19 | #include <type_traits> |
| 20 | #include <memory> |
| 21 | #include <cassert> |
| 22 | #include "test_memory_resource.hpp" |
| 23 | |
| 24 | using std::size_t; |
| 25 | namespace ex = std::experimental::pmr; |
| 26 | |
| 27 | int main() |
| 28 | { |
| 29 | |
| 30 | typedef CountingAllocator<char> Alloc1; |
| 31 | typedef CountingAllocator<int> RAlloc1; |
| 32 | typedef ex::resource_adaptor<Alloc1> R1; |
| 33 | typedef ex::resource_adaptor<RAlloc1> RR1; |
| 34 | static_assert(std::is_same<R1, RR1>::value, ""); |
| 35 | |
| 36 | typedef std::allocator<char> Alloc2; |
| 37 | typedef ex::resource_adaptor<Alloc2> R2; |
| 38 | static_assert(!std::is_same<R1, R2>::value, ""); |
| 39 | |
| 40 | // equal same type |
| 41 | { |
| 42 | AllocController C; |
| 43 | Alloc1 a1(C); |
| 44 | R1 const r1(a1); |
| 45 | ex::memory_resource const & m1 = r1; |
| 46 | |
| 47 | Alloc1 a2(C); |
| 48 | R1 const r2(a2); |
| 49 | ex::memory_resource const & m2 = r2; |
| 50 | |
| 51 | assert(m1.is_equal(m2)); |
| 52 | assert(m2.is_equal(m1)); |
| 53 | } |
| 54 | // not equal same type |
| 55 | { |
| 56 | AllocController C; |
| 57 | Alloc1 a1(C); |
| 58 | R1 const r1(a1); |
| 59 | ex::memory_resource const & m1 = r1; |
| 60 | |
| 61 | AllocController C2; |
| 62 | Alloc1 a2(C2); |
| 63 | R1 const r2(a2); |
| 64 | ex::memory_resource const & m2 = r2; |
| 65 | |
| 66 | assert(!m1.is_equal(m2)); |
| 67 | assert(!m2.is_equal(m1)); |
| 68 | } |
| 69 | // different allocator types |
| 70 | { |
| 71 | AllocController C; |
| 72 | Alloc1 a1(C); |
| 73 | R1 const r1(a1); |
| 74 | ex::memory_resource const & m1 = r1; |
| 75 | |
| 76 | Alloc2 a2; |
| 77 | R2 const r2(a2); |
| 78 | ex::memory_resource const & m2 = r2; |
| 79 | |
| 80 | assert(!m1.is_equal(m2)); |
| 81 | assert(!m2.is_equal(m1)); |
| 82 | } |
| 83 | } |