diff --git a/include/etl/uncopyable.h b/include/etl/uncopyable.h new file mode 100644 index 000000000..92ca8392c --- /dev/null +++ b/include/etl/uncopyable.h @@ -0,0 +1,57 @@ +///\file + +/****************************************************************************** +The MIT License(MIT) + +Embedded Template Library. +https://github.com/ETLCPP/etl +https://www.etlcpp.com + +Copyright(c) 2024 BMW AG + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files(the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and / or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions : + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +******************************************************************************/ + +#ifndef ETL_UNCOPYABLE_INCLUDED +#define ETL_UNCOPYABLE_INCLUDED + +#include "platform.h" + +namespace etl +{ +#if ETL_USING_CPP11 + //*************************************************************************** + /// An uncopyable base class. + /// Can be used to make a class uncopyable by deriving from it. + //*************************************************************************** + class uncopyable + { + public: + uncopyable(uncopyable const&) = delete; + uncopyable& operator=(uncopyable const&) = delete; + + protected: + uncopyable() = default; + ~uncopyable() = default; + }; + +#endif +} + +#endif diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt index ce9e2a664..7441ae4ce 100644 --- a/test/CMakeLists.txt +++ b/test/CMakeLists.txt @@ -288,6 +288,7 @@ add_executable(etl_tests test_type_traits.cpp test_unaligned_type.cpp test_unaligned_type_constexpr.cpp + test_uncopyable.cpp test_unordered_map.cpp test_unordered_multimap.cpp test_unordered_multiset.cpp diff --git a/test/test_uncopyable.cpp b/test/test_uncopyable.cpp new file mode 100644 index 000000000..f059dfa75 --- /dev/null +++ b/test/test_uncopyable.cpp @@ -0,0 +1,66 @@ +/****************************************************************************** +The MIT License(MIT) + +Embedded Template Library. +https://github.com/ETLCPP/etl +https://www.etlcpp.com + +Copyright(c) 2024 BMW AG + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files(the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and / or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions : + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +******************************************************************************/ + +#include "unit_test_framework.h" + +#include "etl/uncopyable.h" + +namespace +{ + class UncopyableClass: public etl::uncopyable + { + }; + + SUITE(test_uncopyable) + { + //************************************************************************* + TEST(test_construct) + { + UncopyableClass uc; + + (void) uc; + } + + //************************************************************************* + // This code is intentionally not compilable when activated +#if 0 + TEST(test_copy) + { + UncopyableClass uc1; + + // Can't be copied by construction + UncopyableClass uc2{uc1}; // compile error + (void) uc2; + + // Can't be copied by copy assignment + UncopyableClass uc3; + uc3 = uc1; // compile error + } +#endif + }; +}