xref: /llvm-project/libcxx/test/std/containers/sequences/forwardlist/forwardlist.spec/equal.pass.cpp (revision 1ee41b415398cde51c055a7b1a4d419350e7038f)
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 // <forward_list>
10 
11 // template <class T, class Allocator>
12 //     bool operator==(const forward_list<T, Allocator>& x,
13 //                     const forward_list<T, Allocator>& y);
14 //
15 // template <class T, class Allocator>
16 //     bool operator!=(const forward_list<T, Allocator>& x,
17 //                     const forward_list<T, Allocator>& y);
18 
19 #include <forward_list>
20 #include <iterator>
21 #include <algorithm>
22 #include <cassert>
23 
24 #include "test_macros.h"
25 #include "min_allocator.h"
26 
27 template <class C>
test(int N,int M)28 void test(int N, int M)
29 {
30     C c1;
31     for (int i = 0; i < N; ++i)
32         c1.push_front(i);
33     C c2;
34     for (int i = 0; i < M; ++i)
35         c2.push_front(i);
36     if (N == M)
37         assert(c1 == c2);
38     else
39         assert(c1 != c2);
40     c2 = c1;
41     assert(c1 == c2);
42     if (N > 0)
43     {
44         c2.front() = N+1;
45         assert(c1 != c2);
46     }
47 }
48 
main(int,char **)49 int main(int, char**)
50 {
51     for (int i = 0; i < 10; ++i)
52         for (int j = 0; j < 10; ++j)
53             test<std::forward_list<int> >(i, j);
54 #if TEST_STD_VER >= 11
55     for (int i = 0; i < 10; ++i)
56         for (int j = 0; j < 10; ++j)
57             test<std::forward_list<int, min_allocator<int>> >(i, j);
58 #endif
59 
60   return 0;
61 }
62