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/*
*
* Copyright 2018 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 <vector>
#include <grpcpp/channel.h>
#include <grpcpp/client_context.h>
#include <grpcpp/create_channel.h>
#include <grpcpp/generic/generic_stub.h>
#include <grpcpp/impl/codegen/proto_utils.h>
#include <grpcpp/server.h>
#include <grpcpp/server_builder.h>
#include <grpcpp/server_context.h>
#include <grpcpp/support/server_interceptor.h>
#include "absl/strings/match.h"
#include "src/proto/grpc/testing/echo.grpc.pb.h"
#include "test/core/util/port.h"
#include "test/core/util/test_config.h"
#include "test/cpp/end2end/interceptors_util.h"
#include "test/cpp/end2end/test_service_impl.h"
#include "test/cpp/util/byte_buffer_proto_helper.h"
#include <gtest/gtest.h>
namespace grpc {
namespace testing {
namespace {
class LoggingInterceptor : public experimental::Interceptor {
public:
LoggingInterceptor(experimental::ServerRpcInfo* info) {
info_ = info;
// Check the method name and compare to the type
const char* method = info->method();
experimental::ServerRpcInfo::Type type = info->type();
// Check that we use one of our standard methods with expected type.
// Also allow the health checking service.
// We accept BIDI_STREAMING for Echo in case it's an AsyncGenericService
// being tested (the GenericRpc test).
// The empty method is for the Unimplemented requests that arise
// when draining the CQ.
EXPECT_TRUE(
strstr(method, "/grpc.health") == method ||
(strcmp(method, "/grpc.testing.EchoTestService/Echo") == 0 &&
(type == experimental::ServerRpcInfo::Type::UNARY ||
type == experimental::ServerRpcInfo::Type::BIDI_STREAMING)) ||
(strcmp(method, "/grpc.testing.EchoTestService/RequestStream") == 0 &&
type == experimental::ServerRpcInfo::Type::CLIENT_STREAMING) ||
(strcmp(method, "/grpc.testing.EchoTestService/ResponseStream") == 0 &&
type == experimental::ServerRpcInfo::Type::SERVER_STREAMING) ||
(strcmp(method, "/grpc.testing.EchoTestService/BidiStream") == 0 &&
type == experimental::ServerRpcInfo::Type::BIDI_STREAMING) ||
strcmp(method, "/grpc.testing.EchoTestService/Unimplemented") == 0 ||
(strcmp(method, "") == 0 &&
type == experimental::ServerRpcInfo::Type::BIDI_STREAMING));
}
void Intercept(experimental::InterceptorBatchMethods* methods) override {
if (methods->QueryInterceptionHookPoint(
experimental::InterceptionHookPoints::PRE_SEND_INITIAL_METADATA)) {
auto* map = methods->GetSendInitialMetadata();
// Got nothing better to do here for now
EXPECT_EQ(map->size(), static_cast<unsigned>(0));
}
if (methods->QueryInterceptionHookPoint(
experimental::InterceptionHookPoints::PRE_SEND_MESSAGE)) {
EchoRequest req;
auto* buffer = methods->GetSerializedSendMessage();
auto copied_buffer = *buffer;
EXPECT_TRUE(
SerializationTraits<EchoRequest>::Deserialize(&copied_buffer, &req)
.ok());
EXPECT_TRUE(req.message().find("Hello") == 0);
}
if (methods->QueryInterceptionHookPoint(
experimental::InterceptionHookPoints::PRE_SEND_STATUS)) {
auto* map = methods->GetSendTrailingMetadata();
bool found = false;
// Check that we received the metadata as an echo
for (const auto& pair : *map) {
found = absl::StartsWith(pair.first, "testkey") &&
absl::StartsWith(pair.second, "testvalue");
if (found) break;
}
EXPECT_EQ(found, true);
auto status = methods->GetSendStatus();
EXPECT_EQ(status.ok(), true);
}
if (methods->QueryInterceptionHookPoint(
experimental::InterceptionHookPoints::POST_RECV_INITIAL_METADATA)) {
auto* map = methods->GetRecvInitialMetadata();
bool found = false;
// Check that we received the metadata as an echo
for (const auto& pair : *map) {
found = pair.first.find("testkey") == 0 &&
pair.second.find("testvalue") == 0;
if (found) break;
}
EXPECT_EQ(found, true);
}
if (methods->QueryInterceptionHookPoint(
experimental::InterceptionHookPoints::POST_RECV_MESSAGE)) {
EchoResponse* resp =
static_cast<EchoResponse*>(methods->GetRecvMessage());
if (resp != nullptr) {
EXPECT_TRUE(resp->message().find("Hello") == 0);
}
}
if (methods->QueryInterceptionHookPoint(
experimental::InterceptionHookPoints::POST_RECV_CLOSE)) {
// Got nothing interesting to do here
}
methods->Proceed();
}
private:
experimental::ServerRpcInfo* info_;
};
class LoggingInterceptorFactory
: public experimental::ServerInterceptorFactoryInterface {
public:
virtual experimental::Interceptor* CreateServerInterceptor(
experimental::ServerRpcInfo* info) override {
return new LoggingInterceptor(info);
}
};
// Test if SendMessage function family works as expected for sync/callback apis
class SyncSendMessageTester : public experimental::Interceptor {
public:
SyncSendMessageTester(experimental::ServerRpcInfo* /*info*/) {}
void Intercept(experimental::InterceptorBatchMethods* methods) override {
if (methods->QueryInterceptionHookPoint(
experimental::InterceptionHookPoints::PRE_SEND_MESSAGE)) {
string old_msg =
static_cast<const EchoRequest*>(methods->GetSendMessage())->message();
EXPECT_EQ(old_msg.find("Hello"), 0u);
new_msg_.set_message("World" + old_msg);
methods->ModifySendMessage(&new_msg_);
}
methods->Proceed();
}
private:
EchoRequest new_msg_;
};
class SyncSendMessageTesterFactory
: public experimental::ServerInterceptorFactoryInterface {
public:
virtual experimental::Interceptor* CreateServerInterceptor(
experimental::ServerRpcInfo* info) override {
return new SyncSendMessageTester(info);
}
};
// Test if SendMessage function family works as expected for sync/callback apis
class SyncSendMessageVerifier : public experimental::Interceptor {
public:
SyncSendMessageVerifier(experimental::ServerRpcInfo* /*info*/) {}
void Intercept(experimental::InterceptorBatchMethods* methods) override {
if (methods->QueryInterceptionHookPoint(
experimental::InterceptionHookPoints::PRE_SEND_MESSAGE)) {
// Make sure that the changes made in SyncSendMessageTester persisted
string old_msg =
static_cast<const EchoRequest*>(methods->GetSendMessage())->message();
EXPECT_EQ(old_msg.find("World"), 0u);
// Remove the "World" part of the string that we added earlier
new_msg_.set_message(old_msg.erase(0, 5));
methods->ModifySendMessage(&new_msg_);
// LoggingInterceptor verifies that changes got reverted
}
methods->Proceed();
}
private:
EchoRequest new_msg_;
};
class SyncSendMessageVerifierFactory
: public experimental::ServerInterceptorFactoryInterface {
public:
virtual experimental::Interceptor* CreateServerInterceptor(
experimental::ServerRpcInfo* info) override {
return new SyncSendMessageVerifier(info);
}
};
void MakeBidiStreamingCall(const std::shared_ptr<Channel>& channel) {
auto stub = grpc::testing::EchoTestService::NewStub(channel);
ClientContext ctx;
EchoRequest req;
EchoResponse resp;
ctx.AddMetadata("testkey", "testvalue");
auto stream = stub->BidiStream(&ctx);
for (auto i = 0; i < 10; i++) {
req.set_message("Hello" + std::to_string(i));
stream->Write(req);
stream->Read(&resp);
EXPECT_EQ(req.message(), resp.message());
}
ASSERT_TRUE(stream->WritesDone());
Status s = stream->Finish();
EXPECT_EQ(s.ok(), true);
}
class ServerInterceptorsEnd2endSyncUnaryTest : public ::testing::Test {
protected:
ServerInterceptorsEnd2endSyncUnaryTest() {
int port = grpc_pick_unused_port_or_die();
ServerBuilder builder;
server_address_ = "localhost:" + std::to_string(port);
builder.AddListeningPort(server_address_, InsecureServerCredentials());
builder.RegisterService(&service_);
std::vector<
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>>
creators;
creators.push_back(
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>(
new SyncSendMessageTesterFactory()));
creators.push_back(
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>(
new SyncSendMessageVerifierFactory()));
creators.push_back(
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>(
new LoggingInterceptorFactory()));
// Add 20 dummy interceptor factories and null interceptor factories
for (auto i = 0; i < 20; i++) {
creators.push_back(std::unique_ptr<DummyInterceptorFactory>(
new DummyInterceptorFactory()));
creators.push_back(std::unique_ptr<NullInterceptorFactory>(
new NullInterceptorFactory()));
}
builder.experimental().SetInterceptorCreators(std::move(creators));
server_ = builder.BuildAndStart();
}
std::string server_address_;
TestServiceImpl service_;
std::unique_ptr<Server> server_;
};
TEST_F(ServerInterceptorsEnd2endSyncUnaryTest, UnaryTest) {
ChannelArguments args;
DummyInterceptor::Reset();
auto channel =
grpc::CreateChannel(server_address_, InsecureChannelCredentials());
MakeCall(channel);
// Make sure all 20 dummy interceptors were run
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20);
}
class ServerInterceptorsEnd2endSyncStreamingTest : public ::testing::Test {
protected:
ServerInterceptorsEnd2endSyncStreamingTest() {
int port = grpc_pick_unused_port_or_die();
ServerBuilder builder;
server_address_ = "localhost:" + std::to_string(port);
builder.AddListeningPort(server_address_, InsecureServerCredentials());
builder.RegisterService(&service_);
std::vector<
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>>
creators;
creators.push_back(
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>(
new SyncSendMessageTesterFactory()));
creators.push_back(
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>(
new SyncSendMessageVerifierFactory()));
creators.push_back(
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>(
new LoggingInterceptorFactory()));
for (auto i = 0; i < 20; i++) {
creators.push_back(std::unique_ptr<DummyInterceptorFactory>(
new DummyInterceptorFactory()));
}
builder.experimental().SetInterceptorCreators(std::move(creators));
server_ = builder.BuildAndStart();
}
std::string server_address_;
EchoTestServiceStreamingImpl service_;
std::unique_ptr<Server> server_;
};
TEST_F(ServerInterceptorsEnd2endSyncStreamingTest, ClientStreamingTest) {
ChannelArguments args;
DummyInterceptor::Reset();
auto channel =
grpc::CreateChannel(server_address_, InsecureChannelCredentials());
MakeClientStreamingCall(channel);
// Make sure all 20 dummy interceptors were run
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20);
}
TEST_F(ServerInterceptorsEnd2endSyncStreamingTest, ServerStreamingTest) {
ChannelArguments args;
DummyInterceptor::Reset();
auto channel =
grpc::CreateChannel(server_address_, InsecureChannelCredentials());
MakeServerStreamingCall(channel);
// Make sure all 20 dummy interceptors were run
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20);
}
TEST_F(ServerInterceptorsEnd2endSyncStreamingTest, BidiStreamingTest) {
ChannelArguments args;
DummyInterceptor::Reset();
auto channel =
grpc::CreateChannel(server_address_, InsecureChannelCredentials());
MakeBidiStreamingCall(channel);
// Make sure all 20 dummy interceptors were run
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20);
}
class ServerInterceptorsAsyncEnd2endTest : public ::testing::Test {};
TEST_F(ServerInterceptorsAsyncEnd2endTest, UnaryTest) {
DummyInterceptor::Reset();
int port = grpc_pick_unused_port_or_die();
string server_address = "localhost:" + std::to_string(port);
ServerBuilder builder;
EchoTestService::AsyncService service;
builder.AddListeningPort(server_address, InsecureServerCredentials());
builder.RegisterService(&service);
std::vector<std::unique_ptr<experimental::ServerInterceptorFactoryInterface>>
creators;
creators.push_back(
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>(
new LoggingInterceptorFactory()));
for (auto i = 0; i < 20; i++) {
creators.push_back(std::unique_ptr<DummyInterceptorFactory>(
new DummyInterceptorFactory()));
}
builder.experimental().SetInterceptorCreators(std::move(creators));
auto cq = builder.AddCompletionQueue();
auto server = builder.BuildAndStart();
ChannelArguments args;
auto channel =
grpc::CreateChannel(server_address, InsecureChannelCredentials());
auto stub = grpc::testing::EchoTestService::NewStub(channel);
EchoRequest send_request;
EchoRequest recv_request;
EchoResponse send_response;
EchoResponse recv_response;
Status recv_status;
ClientContext cli_ctx;
ServerContext srv_ctx;
grpc::ServerAsyncResponseWriter<EchoResponse> response_writer(&srv_ctx);
send_request.set_message("Hello");
cli_ctx.AddMetadata("testkey", "testvalue");
std::unique_ptr<ClientAsyncResponseReader<EchoResponse>> response_reader(
stub->AsyncEcho(&cli_ctx, send_request, cq.get()));
service.RequestEcho(&srv_ctx, &recv_request, &response_writer, cq.get(),
cq.get(), tag(2));
response_reader->Finish(&recv_response, &recv_status, tag(4));
Verifier().Expect(2, true).Verify(cq.get());
EXPECT_EQ(send_request.message(), recv_request.message());
EXPECT_TRUE(CheckMetadata(srv_ctx.client_metadata(), "testkey", "testvalue"));
srv_ctx.AddTrailingMetadata("testkey", "testvalue");
send_response.set_message(recv_request.message());
response_writer.Finish(send_response, Status::OK, tag(3));
Verifier().Expect(3, true).Expect(4, true).Verify(cq.get());
EXPECT_EQ(send_response.message(), recv_response.message());
EXPECT_TRUE(recv_status.ok());
EXPECT_TRUE(CheckMetadata(cli_ctx.GetServerTrailingMetadata(), "testkey",
"testvalue"));
// Make sure all 20 dummy interceptors were run
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20);
server->Shutdown();
cq->Shutdown();
void* ignored_tag;
bool ignored_ok;
while (cq->Next(&ignored_tag, &ignored_ok))
;
grpc_recycle_unused_port(port);
}
TEST_F(ServerInterceptorsAsyncEnd2endTest, BidiStreamingTest) {
DummyInterceptor::Reset();
int port = grpc_pick_unused_port_or_die();
string server_address = "localhost:" + std::to_string(port);
ServerBuilder builder;
EchoTestService::AsyncService service;
builder.AddListeningPort(server_address, InsecureServerCredentials());
builder.RegisterService(&service);
std::vector<std::unique_ptr<experimental::ServerInterceptorFactoryInterface>>
creators;
creators.push_back(
std::unique_ptr<experimental::ServerInterceptorFactoryInterface>(
new LoggingInterceptorFactory()));
for (auto i = 0; i < 20; i++) {
creators.push_back(std::unique_ptr<DummyInterceptorFactory>(
new DummyInterceptorFactory()));
}
builder.experimental().SetInterceptorCreators(std::move(creators));
auto cq = builder.AddCompletionQueue();
auto server = builder.BuildAndStart();
ChannelArguments args;
auto channel =
grpc::CreateChannel(server_address, InsecureChannelCredentials());
auto stub = grpc::testing::EchoTestService::NewStub(channel);
EchoRequest send_request;
EchoRequest recv_request;
EchoResponse send_response;
EchoResponse recv_response;
Status recv_status;
ClientContext cli_ctx;
ServerContext srv_ctx;
grpc::ServerAsyncReaderWriter<EchoResponse, EchoRequest> srv_stream(&srv_ctx);
send_request.set_message("Hello");
cli_ctx.AddMetadata("testkey", "testvalue");
std::unique_ptr<ClientAsyncReaderWriter<EchoRequest, EchoResponse>>
cli_stream(stub->AsyncBidiStream(&cli_ctx, cq.get(), tag(1)));
service.RequestBidiStream(&srv_ctx, &srv_stream, cq.get(), cq.get(), tag(2));
Verifier().Expect(1, true).Expect(2, true).Verify(cq.get());
EXPECT_TRUE(CheckMetadata(srv_ctx.client_metadata(), "testkey", "testvalue"));
srv_ctx.AddTrailingMetadata("testkey", "testvalue");
cli_stream->Write(send_request, tag(3));
srv_stream.Read(&recv_request, tag(4));
Verifier().Expect(3, true).Expect(4, true).Verify(cq.get());
EXPECT_EQ(send_request.message(), recv_request.message());
send_response.set_message(recv_request.message());
srv_stream.Write(send_response, tag(5));
cli_stream->Read(&recv_response, tag(6));
Verifier().Expect(5, true).Expect(6, true).Verify(cq.get());
EXPECT_EQ(send_response.message(), recv_response.message());
cli_stream->WritesDone(tag(7));
srv_stream.Read(&recv_request, tag(8));
Verifier().Expect(7, true).Expect(8, false).Verify(cq.get());
srv_stream.Finish(Status::OK, tag(9));
cli_stream->Finish(&recv_status, tag(10));
Verifier().Expect(9, true).Expect(10, true).Verify(cq.get());
EXPECT_TRUE(recv_status.ok());
EXPECT_TRUE(CheckMetadata(cli_ctx.GetServerTrailingMetadata(), "testkey",
"testvalue"));
// Make sure all 20 dummy interceptors were run
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20);
server->Shutdown();
cq->Shutdown();
void* ignored_tag;
bool ignored_ok;
while (cq->Next(&ignored_tag, &ignored_ok))
;
grpc_recycle_unused_port(port);
}
TEST_F(ServerInterceptorsAsyncEnd2endTest, GenericRPCTest) {
DummyInterceptor::Reset();
int port = grpc_pick_unused_port_or_die();
string server_address = "localhost:" + std::to_string(port);
ServerBuilder builder;
AsyncGenericService service;
builder.AddListeningPort(server_address, InsecureServerCredentials());
builder.RegisterAsyncGenericService(&service);
std::vector<std::unique_ptr<experimental::ServerInterceptorFactoryInterface>>
creators;
creators.reserve(20);
for (auto i = 0; i < 20; i++) {
creators.push_back(std::unique_ptr<DummyInterceptorFactory>(
new DummyInterceptorFactory()));
}
builder.experimental().SetInterceptorCreators(std::move(creators));
auto srv_cq = builder.AddCompletionQueue();
CompletionQueue cli_cq;
auto server = builder.BuildAndStart();
ChannelArguments args;
auto channel =
grpc::CreateChannel(server_address, InsecureChannelCredentials());
GenericStub generic_stub(channel);
const std::string kMethodName("/grpc.cpp.test.util.EchoTestService/Echo");
EchoRequest send_request;
EchoRequest recv_request;
EchoResponse send_response;
EchoResponse recv_response;
Status recv_status;
ClientContext cli_ctx;
GenericServerContext srv_ctx;
GenericServerAsyncReaderWriter stream(&srv_ctx);
// The string needs to be long enough to test heap-based slice.
send_request.set_message("Hello");
cli_ctx.AddMetadata("testkey", "testvalue");
CompletionQueue* cq = srv_cq.get();
std::thread request_call([cq]() { Verifier().Expect(4, true).Verify(cq); });
std::unique_ptr<GenericClientAsyncReaderWriter> call =
generic_stub.PrepareCall(&cli_ctx, kMethodName, &cli_cq);
call->StartCall(tag(1));
Verifier().Expect(1, true).Verify(&cli_cq);
std::unique_ptr<ByteBuffer> send_buffer =
SerializeToByteBuffer(&send_request);
call->Write(*send_buffer, tag(2));
// Send ByteBuffer can be destroyed after calling Write.
send_buffer.reset();
Verifier().Expect(2, true).Verify(&cli_cq);
call->WritesDone(tag(3));
Verifier().Expect(3, true).Verify(&cli_cq);
service.RequestCall(&srv_ctx, &stream, srv_cq.get(), srv_cq.get(), tag(4));
request_call.join();
EXPECT_EQ(kMethodName, srv_ctx.method());
EXPECT_TRUE(CheckMetadata(srv_ctx.client_metadata(), "testkey", "testvalue"));
srv_ctx.AddTrailingMetadata("testkey", "testvalue");
ByteBuffer recv_buffer;
stream.Read(&recv_buffer, tag(5));
Verifier().Expect(5, true).Verify(srv_cq.get());
EXPECT_TRUE(ParseFromByteBuffer(&recv_buffer, &recv_request));
EXPECT_EQ(send_request.message(), recv_request.message());
send_response.set_message(recv_request.message());
send_buffer = SerializeToByteBuffer(&send_response);
stream.Write(*send_buffer, tag(6));
send_buffer.reset();
Verifier().Expect(6, true).Verify(srv_cq.get());
stream.Finish(Status::OK, tag(7));
// Shutdown srv_cq before we try to get the tag back, to verify that the
// interception API handles completion queue shutdowns that take place before
// all the tags are returned
srv_cq->Shutdown();
Verifier().Expect(7, true).Verify(srv_cq.get());
recv_buffer.Clear();
call->Read(&recv_buffer, tag(8));
Verifier().Expect(8, true).Verify(&cli_cq);
EXPECT_TRUE(ParseFromByteBuffer(&recv_buffer, &recv_response));
call->Finish(&recv_status, tag(9));
cli_cq.Shutdown();
Verifier().Expect(9, true).Verify(&cli_cq);
EXPECT_EQ(send_response.message(), recv_response.message());
EXPECT_TRUE(recv_status.ok());
EXPECT_TRUE(CheckMetadata(cli_ctx.GetServerTrailingMetadata(), "testkey",
"testvalue"));
// Make sure all 20 dummy interceptors were run
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20);
server->Shutdown();
void* ignored_tag;
bool ignored_ok;
while (cli_cq.Next(&ignored_tag, &ignored_ok))
;
while (srv_cq->Next(&ignored_tag, &ignored_ok))
;
grpc_recycle_unused_port(port);
}
TEST_F(ServerInterceptorsAsyncEnd2endTest, UnimplementedRpcTest) {
DummyInterceptor::Reset();
int port = grpc_pick_unused_port_or_die();
string server_address = "localhost:" + std::to_string(port);
ServerBuilder builder;
builder.AddListeningPort(server_address, InsecureServerCredentials());
std::vector<std::unique_ptr<experimental::ServerInterceptorFactoryInterface>>
creators;
creators.reserve(20);
for (auto i = 0; i < 20; i++) {
creators.push_back(std::unique_ptr<DummyInterceptorFactory>(
new DummyInterceptorFactory()));
}
builder.experimental().SetInterceptorCreators(std::move(creators));
auto cq = builder.AddCompletionQueue();
auto server = builder.BuildAndStart();
ChannelArguments args;
std::shared_ptr<Channel> channel =
grpc::CreateChannel(server_address, InsecureChannelCredentials());
std::unique_ptr<grpc::testing::UnimplementedEchoService::Stub> stub;
stub = grpc::testing::UnimplementedEchoService::NewStub(channel);
EchoRequest send_request;
EchoResponse recv_response;
Status recv_status;
ClientContext cli_ctx;
send_request.set_message("Hello");
std::unique_ptr<ClientAsyncResponseReader<EchoResponse>> response_reader(
stub->AsyncUnimplemented(&cli_ctx, send_request, cq.get()));
response_reader->Finish(&recv_response, &recv_status, tag(4));
Verifier().Expect(4, true).Verify(cq.get());
EXPECT_EQ(StatusCode::UNIMPLEMENTED, recv_status.error_code());
EXPECT_EQ("", recv_status.error_message());
// Make sure all 20 dummy interceptors were run
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20);
server->Shutdown();
cq->Shutdown();
void* ignored_tag;
bool ignored_ok;
while (cq->Next(&ignored_tag, &ignored_ok))
;
grpc_recycle_unused_port(port);
}
class ServerInterceptorsSyncUnimplementedEnd2endTest : public ::testing::Test {
};
TEST_F(ServerInterceptorsSyncUnimplementedEnd2endTest, UnimplementedRpcTest) {
DummyInterceptor::Reset();
int port = grpc_pick_unused_port_or_die();
string server_address = "localhost:" + std::to_string(port);
ServerBuilder builder;
TestServiceImpl service;
builder.RegisterService(&service);
builder.AddListeningPort(server_address, InsecureServerCredentials());
std::vector<std::unique_ptr<experimental::ServerInterceptorFactoryInterface>>
creators;
creators.reserve(20);
for (auto i = 0; i < 20; i++) {
creators.push_back(std::unique_ptr<DummyInterceptorFactory>(
new DummyInterceptorFactory()));
}
builder.experimental().SetInterceptorCreators(std::move(creators));
auto server = builder.BuildAndStart();
ChannelArguments args;
std::shared_ptr<Channel> channel =
grpc::CreateChannel(server_address, InsecureChannelCredentials());
std::unique_ptr<grpc::testing::UnimplementedEchoService::Stub> stub;
stub = grpc::testing::UnimplementedEchoService::NewStub(channel);
EchoRequest send_request;
EchoResponse recv_response;
ClientContext cli_ctx;
send_request.set_message("Hello");
Status recv_status =
stub->Unimplemented(&cli_ctx, send_request, &recv_response);
EXPECT_EQ(StatusCode::UNIMPLEMENTED, recv_status.error_code());
EXPECT_EQ("", recv_status.error_message());
// Make sure all 20 dummy interceptors were run
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20);
server->Shutdown();
grpc_recycle_unused_port(port);
}
} // namespace
} // namespace testing
} // namespace grpc
int main(int argc, char** argv) {
grpc::testing::TestEnvironment env(argc, argv);
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}