xref: /llvm-project/libcxx/test/std/containers/sequences/list/list.modifiers/insert_iter_value.pass.cpp (revision 5ffe11a9fccfffbabbea5bbcc1cfd4b21af6d631)
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 // <list>
10 
11 // iterator insert(const_iterator position, const value_type& x);
12 
13 #include <list>
14 #include <cstdlib>
15 #include <cassert>
16 
17 #include "test_macros.h"
18 #include "min_allocator.h"
19 #include "count_new.h"
20 
21 template <class List>
test()22 void test()
23 {
24     int a1[] = {1, 2, 3};
25     int a2[] = {1, 4, 2, 3};
26     List l1(a1, a1+3);
27     typename List::iterator i = l1.insert(std::next(l1.cbegin()), 4);
28     assert(i == std::next(l1.begin()));
29     assert(l1.size() == 4);
30     assert(std::distance(l1.begin(), l1.end()) == 4);
31     assert(l1 == List(a2, a2+4));
32 
33 #if !defined(TEST_HAS_NO_EXCEPTIONS) && !defined(DISABLE_NEW_COUNT)
34     globalMemCounter.throw_after = 0;
35     int save_count = globalMemCounter.outstanding_new;
36     try
37     {
38         i = l1.insert(i, 5);
39         assert(false);
40     }
41     catch (...)
42     {
43     }
44     assert(globalMemCounter.checkOutstandingNewEq(save_count));
45     assert(l1 == List(a2, a2+4));
46 #endif
47 }
48 
main(int,char **)49 int main(int, char**)
50 {
51     test<std::list<int> >();
52 #if TEST_STD_VER >= 11
53     test<std::list<int, min_allocator<int>>>();
54 #endif
55 
56   return 0;
57 }
58