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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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83 lines
2.8 KiB
83 lines
2.8 KiB
// |
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// Copyright 2022 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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// |
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#include "gmock/gmock.h" |
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#include "gtest/gtest.h" |
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#include <grpc++/grpc++.h> |
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#include <grpcpp/ext/gcp_observability.h> |
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#include "src/core/lib/config/core_configuration.h" |
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#include "src/proto/grpc/testing/echo.grpc.pb.h" |
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#include "src/proto/grpc/testing/echo_messages.pb.h" |
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#include "test/core/test_util/port.h" |
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#include "test/core/test_util/test_config.h" |
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#include "test/cpp/end2end/test_service_impl.h" |
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namespace grpc { |
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namespace testing { |
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namespace { |
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TEST(GcpObservabilityTest, Basic) { |
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auto observability = grpc::GcpObservability::Init(); |
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EXPECT_EQ(observability.status(), |
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absl::FailedPreconditionError( |
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"Environment variables GRPC_GCP_OBSERVABILITY_CONFIG_FILE or " |
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"GRPC_GCP_OBSERVABILITY_CONFIG " |
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"not defined")); |
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grpc_core::CoreConfiguration::Reset(); |
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} |
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TEST(GcpObservabilityTest, ContinuesWorkingAfterFailure) { |
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auto observability = grpc::GcpObservability::Init(); |
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EXPECT_FALSE(observability.ok()); |
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// Set up a synchronous server on a different thread to avoid the asynch |
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// interface. |
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grpc::ServerBuilder builder; |
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TestServiceImpl service; |
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int port = grpc_pick_unused_port_or_die(); |
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auto server_address = absl::StrCat("localhost:", port); |
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// Use IPv4 here because it's less flaky than IPv6 ("[::]:0") on Travis. |
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builder.AddListeningPort(server_address, grpc::InsecureServerCredentials(), |
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&port); |
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builder.RegisterService(&service); |
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auto server = builder.BuildAndStart(); |
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ASSERT_NE(nullptr, server); |
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auto server_thread = std::thread([&]() { server->Wait(); }); |
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// Send a single RPC to make sure that things work. |
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auto stub = EchoTestService::NewStub( |
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grpc::CreateChannel(server_address, grpc::InsecureChannelCredentials())); |
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EchoRequest request; |
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request.set_message("foo"); |
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EchoResponse response; |
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grpc::ClientContext context; |
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grpc::Status status = stub->Echo(&context, request, &response); |
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EXPECT_TRUE(status.ok()); |
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EXPECT_EQ(response.message(), "foo"); |
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server->Shutdown(); |
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server_thread.join(); |
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} |
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} // namespace |
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} // namespace testing |
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} // namespace grpc |
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int main(int argc, char** argv) { |
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grpc::testing::TestEnvironment env(&argc, 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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