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//
//
// Copyright 2017 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 "absl/types/optional.h"
#include "gtest/gtest.h"
#include <grpc/impl/channel_arg_names.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"
namespace grpc_core {
namespace {
// Tests that receiving a message commits the call.
// - 1 retry allowed for ABORTED status
// - first attempt receives a message and therefore does not retry even
// though the final status is ABORTED
CORE_END2END_TEST(RetryTest, RetryRecvMessage) {
InitServer(ChannelArgs());
InitClient(ChannelArgs().Set(
GRPC_ARG_SERVICE_CONFIG,
"{\n"
" \"methodConfig\": [ {\n"
" \"name\": [\n"
" { \"service\": \"service\", \"method\": \"method\" }\n"
" ],\n"
" \"retryPolicy\": {\n"
" \"maxAttempts\": 2,\n"
" \"initialBackoff\": \"1s\",\n"
" \"maxBackoff\": \"120s\",\n"
" \"backoffMultiplier\": 1.6,\n"
" \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
" }\n"
" } ]\n"
"}"));
auto c =
NewClientCall("/service/method").Timeout(Duration::Minutes(1)).Create();
EXPECT_NE(c.GetPeer(), absl::nullopt);
IncomingMessage server_message;
IncomingMetadata server_initial_metadata;
IncomingStatusOnClient server_status;
c.NewBatch(1)
.SendInitialMetadata({})
.SendMessage("foo")
.RecvMessage(server_message)
.SendCloseFromClient()
.RecvInitialMetadata(server_initial_metadata)
.RecvStatusOnClient(server_status);
auto s = RequestCall(101);
Expect(101, true);
Step();
EXPECT_NE(s.GetPeer(), absl::nullopt);
EXPECT_NE(c.GetPeer(), absl::nullopt);
IncomingCloseOnServer client_close;
s.NewBatch(103)
.SendInitialMetadata({})
.SendMessage("bar")
.SendStatusFromServer(GRPC_STATUS_ABORTED, "xyz", {})
.RecvCloseOnServer(client_close);
Expect(103, true);
Expect(1, true);
Step();
EXPECT_EQ(server_status.status(), GRPC_STATUS_ABORTED);
EXPECT_EQ(server_status.message(), "xyz");
EXPECT_EQ(s.method(), "/service/method");
EXPECT_FALSE(client_close.was_cancelled());
}
} // namespace
} // namespace grpc_core
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