libcxx/test/std/containers/associative/set/contains.pass.cpp

   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, c++11, c++14, c++17
  10
  11 #include <cassert>
  12 #include <set>
  13
  14 // <set>
  15
  16 // bool contains(const key_type& x) const;
  17
  18 template <typename T, typename V, typename B, typename... Vals>
  19 void test(B bad, Vals... args) {
  20     T set;
  21     V vals[] = {args...};
  22
  23     for (auto& v : vals) set.insert(v);
  24     for (auto& v : vals) assert(set.contains(v));
  25
  26     assert(!set.contains(bad));
  27 }
  28
  29 struct E { int a = 1; double b = 1; char c = 1; };
  30
  31 int main(int, char**)
  32 {
  33     {
  34         test<std::set<int>, int>(14, 10, 11, 12, 13);
  35         test<std::set<char>, char>('e', 'a', 'b', 'c', 'd');
  36     }
  37     {
  38         test<std::multiset<int>, int>(14, 10, 11, 12, 13);
  39         test<std::multiset<char>, char>('e', 'a', 'b', 'c', 'd');
  40     }
  41
  42     return 0;
  43 }