// Copyright 2021 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/promise/map.h" #include #include "absl/functional/any_invocable.h" #include "gtest/gtest.h" #include "src/core/lib/promise/promise.h" namespace grpc_core { TEST(MapTest, Works) { Promise x = Map([]() { return 42; }, [](int i) { return i / 2; }); EXPECT_EQ(x(), Poll(21)); } TEST(MapTest, JustElem) { std::tuple t(1, 3.2); EXPECT_EQ(JustElem<1>()(t), 3.2); EXPECT_EQ(JustElem<0>()(t), 1); } } // namespace grpc_core int main(int argc, char** argv) { ::testing::InitGoogleTest(&argc, argv); return RUN_ALL_TESTS(); }