xref: /llvm-project/libcxx/test/std/utilities/allocator.adaptor/scoped.adaptor.operators/eq.pass.cpp (revision 4d3b502704809c9605b9568c6feb2a2f0ca51907)
1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++03
10 
11 // <memory>
12 
13 // template <class OuterAlloc, class... InnerAllocs>
14 //   class scoped_allocator_adaptor
15 
16 // template <class OuterA1, class OuterA2, class... InnerAllocs>
17 //     bool
18 //     operator==(const scoped_allocator_adaptor<OuterA1, InnerAllocs...>& a,
19 //                const scoped_allocator_adaptor<OuterA2, InnerAllocs...>& b);
20 //
21 // template <class OuterA1, class OuterA2, class... InnerAllocs>
22 //     bool
23 //     operator!=(const scoped_allocator_adaptor<OuterA1, InnerAllocs...>& a,
24 //                const scoped_allocator_adaptor<OuterA2, InnerAllocs...>& b);
25 
26 #include <scoped_allocator>
27 #include <cassert>
28 
29 #include "test_macros.h"
30 #include "allocators.h"
31 
main(int,char **)32 int main(int, char**) {
33   {
34     typedef std::scoped_allocator_adaptor<A1<int>> A;
35     A a1(A1<int>(3));
36     A a2 = a1;
37     assert(a2 == a1);
38     assert(!(a2 != a1));
39   }
40   {
41     typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A;
42     A a1(A1<int>(4), A2<int>(5));
43     A a2 = a1;
44     assert(a2 == a1);
45     assert(!(a2 != a1));
46   }
47   {
48     typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
49     A a1(A1<int>(4), A2<int>(5), A3<int>(6));
50     A a2 = a1;
51     assert(a2 == a1);
52     assert(!(a2 != a1));
53   }
54   {
55     typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
56     A a1(A1<int>(4), A2<int>(5), A3<int>(6));
57     A a2(A1<int>(4), A2<int>(5), A3<int>(5));
58     assert(a2 != a1);
59     assert(!(a2 == a1));
60   }
61 
62   return 0;
63 }
64