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 //------------------------------------------------------------------------------ 15 // TESTING virtual bool is_equal(memory_resource const &) const noexcept 16 // 17 // Concerns: 18 // A) 'memory_resource' provides a function 'is_equal' with the required 19 // signature. 20 // B) 'is_equal' is noexcept. 21 // C) 'do_is_equal' is called using the same arguments passed to 'is_equal' 22 // and the resulting value is returned. 23 // D) 'do_is_equal' is called on the LHS object and not the RHS object. 24 25 #include <experimental/memory_resource> 26 #include <type_traits> 27 #include <cassert> 28 #include "test_memory_resource.hpp" 29 30 using std::experimental::pmr::memory_resource; 31 32 int main() 33 { 34 { 35 memory_resource const* r1 = nullptr; 36 memory_resource const* r2 = nullptr; 37 static_assert( 38 noexcept(r1->is_equal(*r2)) 39 , "is_equal must be noexcept" 40 ); 41 } 42 { 43 TestResource1 R1(1); 44 auto& P1 = R1.getController(); 45 memory_resource const& M1 = R1; 46 47 TestResource2 R2(1); 48 auto& P2 = R2.getController(); 49 memory_resource const& M2 = R2; 50 51 assert(M1.is_equal(M2) == false); 52 assert(P1.checkIsEqualCalledEq(1)); 53 assert(P2.checkIsEqualCalledEq(0)); 54 55 assert(M2.is_equal(M1) == false); 56 assert(P2.checkIsEqualCalledEq(1)); 57 assert(P1.checkIsEqualCalledEq(1)); 58 } 59 { 60 TestResource1 R1(1); 61 auto& P1 = R1.getController(); 62 memory_resource const& M1 = R1; 63 64 TestResource1 R2(2); 65 auto& P2 = R2.getController(); 66 memory_resource const& M2 = R2; 67 68 assert(M1.is_equal(M2) == false); 69 assert(P1.checkIsEqualCalledEq(1)); 70 assert(P2.checkIsEqualCalledEq(0)); 71 72 assert(M2.is_equal(M1) == false); 73 assert(P2.checkIsEqualCalledEq(1)); 74 assert(P1.checkIsEqualCalledEq(1)); 75 } 76 { 77 TestResource1 R1(1); 78 auto& P1 = R1.getController(); 79 memory_resource const& M1 = R1; 80 81 TestResource1 R2(1); 82 auto& P2 = R2.getController(); 83 memory_resource const& M2 = R2; 84 85 assert(M1.is_equal(M2) == true); 86 assert(P1.checkIsEqualCalledEq(1)); 87 assert(P2.checkIsEqualCalledEq(0)); 88 89 assert(M2.is_equal(M1) == true); 90 assert(P2.checkIsEqualCalledEq(1)); 91 assert(P1.checkIsEqualCalledEq(1)); 92 } 93 } 94
