// Copyright 2024 gRPC authors. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #include "src/core/lib/gprpp/down_cast.h" #include "gtest/gtest.h" namespace grpc_core { namespace { class Base { public: virtual ~Base() = default; }; class Derived : public Base { public: int i = 3; }; TEST(DownCastTest, DownCast) { Derived d; Base* b = &d; EXPECT_EQ(DownCast(b)->i, 3); EXPECT_EQ(DownCast(*b).i, 3); } } // namespace } // namespace grpc_core int main(int argc, char** argv) { ::testing::InitGoogleTest(&argc, argv); return RUN_ALL_TESTS(); }