// 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/if.h" #include "gtest/gtest.h" namespace grpc_core { TEST(IfTest, ChooseTrue) { EXPECT_EQ(If([]() { return true; }, []() { return 1; }, []() { return 2; })(), Poll(1)); } TEST(IfTest, ChooseFalse) { EXPECT_EQ( If([]() { return false; }, []() { return 1; }, []() { return 2; })(), Poll(2)); } TEST(IfTest, ChooseSuccesfulTrue) { EXPECT_EQ(If([]() { return absl::StatusOr(true); }, []() { return absl::StatusOr(1); }, []() { return absl::StatusOr(2); })(), Poll>(absl::StatusOr(1))); } TEST(IfTest, ChooseSuccesfulFalse) { EXPECT_EQ(If([]() { return absl::StatusOr(false); }, []() { return absl::StatusOr(1); }, []() { return absl::StatusOr(2); })(), Poll>(absl::StatusOr(2))); } TEST(IfTest, ChooseFailure) { EXPECT_EQ(If([]() { return absl::StatusOr(); }, []() { return absl::StatusOr(1); }, []() { return absl::StatusOr(2); })(), Poll>(absl::StatusOr())); } TEST(IfTest, ImmediateChooseTrue) { EXPECT_EQ(If( true, []() { return 1; }, []() { return 2; })(), Poll(1)); } TEST(IfTest, ImmediateChooseFalse) { EXPECT_EQ(If( false, []() { return 1; }, []() { return 2; })(), Poll(2)); } } // namespace grpc_core int main(int argc, char** argv) { ::testing::InitGoogleTest(&argc, argv); return RUN_ALL_TESTS(); }