1 /* 2 * Copyright © 2017 Collabora Ltd. 3 * 4 * This file is part of vkmark. 5 * 6 * vkmark is free software: you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation, either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * vkmark is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with vkmark. If not, see <http://www.gnu.org/licenses/>. 18 * 19 * Authors: 20 * Alexandros Frantzis <alexandros.frantzis@collabora.com> 21 */ 22 23 #include "src/managed_resource.h" 24 25 #include "catch.hpp" 26 27 #include <memory> 28 29 SCENARIO("managed resource", "") 30 { 31 GIVEN("A managed resource with a destructor") 32 { 33 int x = 0; 34 auto mr = std::make_unique<ManagedResource<int*>>( __anon7b0f2d4f0102(auto const& p) 35 std::move(&x), [] (auto const& p) { *p = -1; }); 36 37 WHEN("the managed resource is destroyed") 38 { 39 mr.reset(); 40 41 THEN("the destructor is invoked") 42 { 43 REQUIRE(x == -1); 44 } 45 } 46 47 WHEN("the managed resource is moved with move-construction") 48 { 49 auto new_mr = std::make_unique<ManagedResource<int*>>( 50 std::move(*mr)); 51 52 THEN("ownership is moved to new object") 53 { 54 mr.reset(); 55 REQUIRE(x == 0); 56 new_mr.reset(); 57 REQUIRE(x == -1); 58 } 59 } 60 61 WHEN("the managed resource is moved with move-assignment") 62 { 63 int y = 0; 64 auto new_mr = std::make_unique<ManagedResource<int*>>( __anon7b0f2d4f0202(auto const& p) 65 std::move(&y), [] (auto const& p) { *p = -1; }); 66 67 *new_mr = std::move(*mr); 68 69 THEN("old resource of new object is destroyed") 70 { 71 REQUIRE(y == -1); 72 } 73 74 THEN("ownership is moved to new object") 75 { 76 mr.reset(); 77 REQUIRE(x == 0); 78 new_mr.reset(); 79 REQUIRE(x == -1); 80 } 81 } 82 83 WHEN("the resource is stolen") 84 { 85 mr->steal(); 86 87 THEN("ownership is removed") 88 { 89 mr.reset(); 90 REQUIRE(x == 0); 91 } 92 } 93 } 94 } 95