1 /* 2 Copyright (c) 2020-2021 Intel Corporation 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 #if __INTEL_COMPILER && _MSC_VER 18 #pragma warning(disable : 2586) // decorated name length exceeded, name was truncated 19 #endif 20 21 #define CONFORMANCE_BUFFERING_NODES 22 #define CONFORMANCE_OVERWRITE_NODE 23 24 #include "conformance_flowgraph.h" 25 26 //! \file conformance_write_once_node.cpp 27 //! \brief Test for [flow_graph.write_once_node] specification 28 29 //! Test function_node broadcast 30 //! \brief \ref requirement 31 TEST_CASE("write_once_node broadcast"){ 32 conformance::test_forwarding<oneapi::tbb::flow::write_once_node<int>, int>(1); 33 } 34 35 //! Test write_once_node buffering 36 //! \brief \ref requirement 37 TEST_CASE("write_once_node buffering"){ 38 conformance::test_buffering<oneapi::tbb::flow::write_once_node<int>, int>(); 39 } 40 41 //! The node that is constructed has a reference to the same graph object as src,with an invalid internal buffer item. 42 //! The buffered value and list of successors are not copied from src. 43 //! \brief \ref requirement 44 TEST_CASE("write_once_node copy constructor"){ 45 conformance::test_copy_ctor_for_buffering_nodes<oneapi::tbb::flow::write_once_node<int>>(); 46 } 47 48 //! Test inheritance relations 49 //! \brief \ref interface 50 TEST_CASE("write_once_node superclasses"){ 51 conformance::test_inheritance<oneapi::tbb::flow::write_once_node<int>, int, int>(); 52 conformance::test_inheritance<oneapi::tbb::flow::write_once_node<void*>, void*, void*>(); 53 } 54 55 //! Test overwrite_node node constructor 56 //! \brief \ref requirement 57 TEST_CASE("write_once_node constructor"){ 58 oneapi::tbb::flow::graph g; 59 oneapi::tbb::flow::overwrite_node<int> testing_node(g); 60 61 int tmp = -1; 62 CHECK_MESSAGE((!testing_node.is_valid()), "Constructed node has invalid internal buffer item"); 63 CHECK_MESSAGE((!testing_node.try_get(tmp)), "Gets from the node are non-destructive, but the first `try_get' fails"); 64 } 65 66 //! Test write_once_node node `is_valid()` and `clear()` 67 //! \brief \ref requirement 68 TEST_CASE("write_once_node methods"){ 69 oneapi::tbb::flow::graph g; 70 oneapi::tbb::flow::write_once_node<int> testing_node(g); 71 72 CHECK_MESSAGE((!testing_node.is_valid()), "Constructed node has invalid internal buffer item"); 73 74 testing_node.try_put(1); 75 76 CHECK_MESSAGE((testing_node.is_valid()), "Buffer must be valid after try_put call"); 77 78 testing_node.clear(); 79 80 CHECK_MESSAGE((!testing_node.is_valid()), "call `clear` invalidates the value held in the buffer."); 81 } 82 83 //! The following test shows the possibility to connect the node to a reserving join_node, 84 //! avoiding direct calls to the try_get() method from the body of the successor node 85 //! \brief \ref requirement 86 TEST_CASE("write_once_node with reserving join_node as successor"){ 87 conformance::test_with_reserving_join_node_class<oneapi::tbb::flow::write_once_node<int>>(); 88 } 89