| // |
| // |
| // Copyright 2015 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 <memory> |
| |
| #include "absl/log/log.h" |
| #include "gtest/gtest.h" |
| |
| #include <grpc/status.h> |
| |
| #include "src/core/lib/channel/channel_args.h" |
| #include "src/core/lib/gprpp/time.h" |
| #include "test/core/end2end/end2end_tests.h" |
| |
| #ifndef GPR_WINDOWS // b/148110727 for more details |
| namespace grpc_core { |
| |
| static void OneRequestAndShutdownServer(CoreEnd2endTest& test) { |
| LOG(ERROR) << "Create client side call"; |
| auto c = test.NewClientCall("/service/method") |
| .Timeout(Duration::Seconds(30)) |
| .Create(); |
| CoreEnd2endTest::IncomingMetadata server_initial_md; |
| CoreEnd2endTest::IncomingStatusOnClient server_status; |
| LOG(ERROR) << "Start initial batch"; |
| c.NewBatch(1) |
| .SendInitialMetadata({}) |
| .SendCloseFromClient() |
| .RecvInitialMetadata(server_initial_md) |
| .RecvStatusOnClient(server_status); |
| auto s = test.RequestCall(101); |
| test.Expect(101, true); |
| test.Step(); |
| test.ShutdownServerAndNotify(1000); |
| CoreEnd2endTest::IncomingCloseOnServer client_closed; |
| s.NewBatch(102) |
| .SendInitialMetadata({}) |
| .SendStatusFromServer(GRPC_STATUS_UNIMPLEMENTED, "xyz", {}) |
| .RecvCloseOnServer(client_closed); |
| test.Expect(102, true); |
| test.Expect(1, true); |
| test.Expect(1000, true); |
| test.Step(); |
| // Please refer https://github.com/grpc/grpc/issues/21221 for additional |
| // details. |
| // TODO(yashykt@) - The following line should be removeable after C-Core |
| // correctly handles GOAWAY frames. Internal Reference b/135458602. If this |
| // test remains flaky even after this, an alternative fix would be to send a |
| // request when the server is in the shut down state. |
| test.Step(); |
| |
| EXPECT_EQ(server_status.status(), GRPC_STATUS_UNIMPLEMENTED); |
| EXPECT_EQ(server_status.message(), "xyz"); |
| EXPECT_EQ(s.method(), "/service/method"); |
| EXPECT_FALSE(client_closed.was_cancelled()); |
| } |
| |
| CORE_END2END_TEST(CoreClientChannelTest, DisappearingServer) { |
| SKIP_IF_CHAOTIC_GOOD(); |
| OneRequestAndShutdownServer(*this); |
| InitServer(ChannelArgs()); |
| OneRequestAndShutdownServer(*this); |
| } |
| |
| } // namespace grpc_core |
| #endif // GPR_WINDOWS |