libcxx

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insert_const_lvalue.pass.cpp (1478B)


      1 //===----------------------------------------------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is dual licensed under the MIT and the University of Illinois Open
      6 // Source Licenses. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 // <unordered_set>
     11 
     12 // template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>,
     13 //           class Alloc = allocator<Value>>
     14 // class unordered_multiset
     15 
     16 // iterator insert(const value_type& x);
     17 
     18 #include <unordered_set>
     19 #include <cassert>
     20 
     21 #include "min_allocator.h"
     22 
     23 template<class Container>
     24 void do_insert_const_lvalue_test()
     25 {
     26     typedef Container C;
     27     typedef typename C::iterator R;
     28     typedef typename C::value_type VT;
     29     C c;
     30     const VT v1(3.5);
     31     R r = c.insert(v1);
     32     assert(c.size() == 1);
     33     assert(*r == 3.5);
     34 
     35     r = c.insert(v1);
     36     assert(c.size() == 2);
     37     assert(*r == 3.5);
     38 
     39     const VT v2(4.5);
     40     r = c.insert(v2);
     41     assert(c.size() == 3);
     42     assert(*r == 4.5);
     43 
     44     const VT v3(5.5);
     45     r = c.insert(v3);
     46     assert(c.size() == 4);
     47     assert(*r == 5.5);
     48 }
     49 
     50 int main()
     51 {
     52     do_insert_const_lvalue_test<std::unordered_multiset<double> >();
     53 #if TEST_STD_VER >= 11
     54     {
     55         typedef std::unordered_multiset<double, std::hash<double>,
     56             std::equal_to<double>, min_allocator<double>> C;
     57         do_insert_const_lvalue_test<C>();
     58     }
     59 #endif
     60 }