| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // REQUIRES: c++experimental |
| // UNSUPPORTED: c++98, c++03 |
| |
| // <experimental/memory_resource> |
| |
| // template <class T> class polymorphic_allocator; |
| |
| // template <class T> |
| // bool operator!=( |
| // polymorphic_allocator<T> const & |
| // , polymorphic_allocator<T> const &) noexcept |
| |
| #include <experimental/memory_resource> |
| #include <type_traits> |
| #include <cassert> |
| |
| #include "test_memory_resource.hpp" |
| |
| namespace ex = std::experimental::pmr; |
| |
| int main() |
| { |
| typedef ex::polymorphic_allocator<void> A1; |
| typedef ex::polymorphic_allocator<int> A2; |
| // check return types |
| { |
| A1 const a1; |
| A2 const a2; |
| static_assert(std::is_same<decltype(a1 != a2), bool>::value, ""); |
| static_assert(noexcept(a1 != a2), ""); |
| } |
| // not equal same type (different resource) |
| { |
| TestResource d1(1); |
| TestResource d2(2); |
| A1 const a1(&d1); |
| A1 const a2(&d2); |
| |
| assert(a1 != a2); |
| assert(d1.checkIsEqualCalledEq(1)); |
| assert(d2.checkIsEqualCalledEq(0)); |
| |
| d1.reset(); |
| |
| assert(a2 != a1); |
| assert(d1.checkIsEqualCalledEq(0)); |
| assert(d2.checkIsEqualCalledEq(1)); |
| } |
| // equal same type (same resource) |
| { |
| TestResource d1; |
| A1 const a1(&d1); |
| A1 const a2(&d1); |
| |
| assert(!(a1 != a2)); |
| assert(d1.checkIsEqualCalledEq(0)); |
| |
| assert(!(a2 != a1)); |
| assert(d1.checkIsEqualCalledEq(0)); |
| } |
| // equal same type |
| { |
| TestResource d1(1); |
| TestResource d2(1); |
| A1 const a1(&d1); |
| A1 const a2(&d2); |
| |
| assert(!(a1 != a2)); |
| assert(d1.checkIsEqualCalledEq(1)); |
| assert(d2.checkIsEqualCalledEq(0)); |
| |
| d1.reset(); |
| |
| assert(!(a2 != a1)); |
| assert(d1.checkIsEqualCalledEq(0)); |
| assert(d2.checkIsEqualCalledEq(1)); |
| |
| } |
| // not equal different types |
| { |
| TestResource d1; |
| TestResource1 d2; |
| A1 const a1(&d1); |
| A2 const a2(&d2); |
| |
| assert(a1 != a2); |
| assert(d1.checkIsEqualCalledEq(1)); |
| assert(d2.checkIsEqualCalledEq(0)); |
| |
| d1.reset(); |
| |
| assert(a2 != a1); |
| assert(d1.checkIsEqualCalledEq(0)); |
| assert(d2.checkIsEqualCalledEq(1)); |
| } |
| } |