not_equal.pass.cpp (2077B)
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 // UNSUPPORTED: c++98, c++03 11 12 // <experimental/memory_resource> 13 14 // bool operator!=(memory_resource const &, memory_resource const &) noexcept; 15 16 #include <experimental/memory_resource> 17 #include <type_traits> 18 #include <cassert> 19 20 #include "test_memory_resource.hpp" 21 22 namespace ex = std::experimental::pmr; 23 24 int main() 25 { 26 // check return types 27 { 28 ex::memory_resource const * mr1(nullptr); 29 ex::memory_resource const * mr2(nullptr); 30 static_assert(std::is_same<decltype(*mr1 != *mr2), bool>::value, ""); 31 static_assert(noexcept(*mr1 != *mr2), ""); 32 } 33 // not equal 34 { 35 TestResource r1(1); 36 TestResource r2(2); 37 ex::memory_resource const & mr1 = r1; 38 ex::memory_resource const & mr2 = r2; 39 40 assert(mr1 != mr2); 41 assert(r1.checkIsEqualCalledEq(1)); 42 assert(r2.checkIsEqualCalledEq(0)); 43 44 assert(mr2 != mr1); 45 assert(r1.checkIsEqualCalledEq(1)); 46 assert(r2.checkIsEqualCalledEq(1)); 47 } 48 // equal 49 { 50 TestResource r1(1); 51 TestResource r2(1); 52 ex::memory_resource const & mr1 = r1; 53 ex::memory_resource const & mr2 = r2; 54 55 assert(!(mr1 != mr2)); 56 assert(r1.checkIsEqualCalledEq(1)); 57 assert(r2.checkIsEqualCalledEq(0)); 58 59 assert(!(mr2 != mr1)); 60 assert(r1.checkIsEqualCalledEq(1)); 61 assert(r2.checkIsEqualCalledEq(1)); 62 } 63 // equal same object 64 { 65 TestResource r1(1); 66 ex::memory_resource const & mr1 = r1; 67 ex::memory_resource const & mr2 = r1; 68 69 assert(!(mr1 != mr2)); 70 assert(r1.checkIsEqualCalledEq(0)); 71 72 assert(!(mr2 != mr1)); 73 assert(r1.checkIsEqualCalledEq(0)); 74 } 75 }