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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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43 lines
1.3 KiB
43 lines
1.3 KiB
// Copyright 2021 gRPC authors. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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#include "src/core/lib/promise/promise.h" |
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#include <gtest/gtest.h> |
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namespace grpc_core { |
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TEST(PromiseTest, Works) { |
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Promise<int> x = []() { return 42; }; |
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EXPECT_EQ(x(), Poll<int>(42)); |
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} |
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TEST(PromiseTest, Immediate) { EXPECT_EQ(Immediate(42)(), Poll<int>(42)); } |
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TEST(PromiseTest, WithResult) { |
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EXPECT_EQ(WithResult<int>(Immediate(42))(), Poll<int>(42)); |
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// Fails to compile: WithResult<int>(Immediate(std::string("hello"))); |
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// Fails to compile: WithResult<int>(Immediate(42.9)); |
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} |
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TEST(PromiseTest, NowOrNever) { |
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EXPECT_EQ(NowOrNever(Immediate(42)), absl::optional<int>(42)); |
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} |
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} // namespace grpc_core |
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int main(int argc, char** argv) { |
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::testing::InitGoogleTest(&argc, argv); |
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return RUN_ALL_TESTS(); |
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}
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