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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 "test/cpp/end2end/interceptors_util.h"
#include <util/string/cast.h>
namespace grpc {
namespace testing {
std::atomic<int> DummyInterceptor::num_times_run_;
std::atomic<int> DummyInterceptor::num_times_run_reverse_;
std::atomic<int> DummyInterceptor::num_times_cancel_;
void MakeCall(const std::shared_ptr<Channel>& channel) {
auto stub = grpc::testing::EchoTestService::NewStub(channel);
ClientContext ctx;
EchoRequest req;
req.mutable_param()->set_echo_metadata(true);
ctx.AddMetadata("testkey", "testvalue");
req.set_message("Hello");
EchoResponse resp;
Status s = stub->Echo(&ctx, req, &resp);
EXPECT_EQ(s.ok(), true);
EXPECT_EQ(resp.message(), "Hello");
}
void MakeClientStreamingCall(const std::shared_ptr<Channel>& channel) {
auto stub = grpc::testing::EchoTestService::NewStub(channel);
ClientContext ctx;
EchoRequest req;
req.mutable_param()->set_echo_metadata(true);
ctx.AddMetadata("testkey", "testvalue");
req.set_message("Hello");
EchoResponse resp;
string expected_resp = "";
auto writer = stub->RequestStream(&ctx, &resp);
for (int i = 0; i < kNumStreamingMessages; i++) {
writer->Write(req);
expected_resp += "Hello";
}
writer->WritesDone();
Status s = writer->Finish();
EXPECT_EQ(s.ok(), true);
EXPECT_EQ(resp.message(), expected_resp);
}
void MakeServerStreamingCall(const std::shared_ptr<Channel>& channel) {
auto stub = grpc::testing::EchoTestService::NewStub(channel);
ClientContext ctx;
EchoRequest req;
req.mutable_param()->set_echo_metadata(true);
ctx.AddMetadata("testkey", "testvalue");
req.set_message("Hello");
EchoResponse resp;
auto reader = stub->ResponseStream(&ctx, req);
int count = 0;
while (reader->Read(&resp)) {
EXPECT_EQ(resp.message(), "Hello");
count++;
}
ASSERT_EQ(count, kNumStreamingMessages);
Status s = reader->Finish();
EXPECT_EQ(s.ok(), true);
}
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");
req.mutable_param()->set_echo_metadata(true);
auto stream = stub->BidiStream(&ctx);
for (auto i = 0; i < kNumStreamingMessages; i++) {
req.set_message(TString("Hello") + ::ToString(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);
}
void MakeAsyncCQCall(const std::shared_ptr<Channel>& channel) {
auto stub = grpc::testing::EchoTestService::NewStub(channel);
CompletionQueue cq;
EchoRequest send_request;
EchoResponse recv_response;
Status recv_status;
ClientContext cli_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));
response_reader->Finish(&recv_response, &recv_status, tag(1));
Verifier().Expect(1, true).Verify(&cq);
EXPECT_EQ(send_request.message(), recv_response.message());
EXPECT_TRUE(recv_status.ok());
}
void MakeAsyncCQClientStreamingCall(
const std::shared_ptr<Channel>& /*channel*/) {
// TODO(yashykt) : Fill this out
}
void MakeAsyncCQServerStreamingCall(const std::shared_ptr<Channel>& channel) {
auto stub = grpc::testing::EchoTestService::NewStub(channel);
CompletionQueue cq;
EchoRequest send_request;
EchoResponse recv_response;
Status recv_status;
ClientContext cli_ctx;
cli_ctx.AddMetadata("testkey", "testvalue");
send_request.set_message("Hello");
std::unique_ptr<ClientAsyncReader<EchoResponse>> cli_stream(
stub->AsyncResponseStream(&cli_ctx, send_request, &cq, tag(1)));
Verifier().Expect(1, true).Verify(&cq);
// Read the expected number of messages
for (int i = 0; i < kNumStreamingMessages; i++) {
cli_stream->Read(&recv_response, tag(2));
Verifier().Expect(2, true).Verify(&cq);
ASSERT_EQ(recv_response.message(), send_request.message());
}
// The next read should fail
cli_stream->Read(&recv_response, tag(3));
Verifier().Expect(3, false).Verify(&cq);
// Get the status
cli_stream->Finish(&recv_status, tag(4));
Verifier().Expect(4, true).Verify(&cq);
EXPECT_TRUE(recv_status.ok());
}
void MakeAsyncCQBidiStreamingCall(const std::shared_ptr<Channel>& /*channel*/) {
// TODO(yashykt) : Fill this out
}
void MakeCallbackCall(const std::shared_ptr<Channel>& channel) {
auto stub = grpc::testing::EchoTestService::NewStub(channel);
ClientContext ctx;
EchoRequest req;
std::mutex mu;
std::condition_variable cv;
bool done = false;
req.mutable_param()->set_echo_metadata(true);
ctx.AddMetadata("testkey", "testvalue");
req.set_message("Hello");
EchoResponse resp;
stub->experimental_async()->Echo(&ctx, &req, &resp,
[&resp, &mu, &done, &cv](Status s) {
EXPECT_EQ(s.ok(), true);
EXPECT_EQ(resp.message(), "Hello");
std::lock_guard<std::mutex> l(mu);
done = true;
cv.notify_one();
});
std::unique_lock<std::mutex> l(mu);
while (!done) {
cv.wait(l);
}
}
bool CheckMetadata(const std::multimap<grpc::string_ref, grpc::string_ref>& map,
const string& key, const string& value) {
for (const auto& pair : map) {
if (pair.first.starts_with(key) && pair.second.starts_with(value)) {
return true;
}
}
return false;
}
bool CheckMetadata(const std::multimap<TString, TString>& map,
const string& key, const string& value) {
for (const auto& pair : map) {
if (pair.first == key.c_str() && pair.second == value.c_str()) {
return true;
}
}
return false;
}
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>>
CreateDummyClientInterceptors() {
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>>
creators;
// Add 20 dummy interceptors before hijacking interceptor
creators.reserve(20);
for (auto i = 0; i < 20; i++) {
creators.push_back(std::unique_ptr<DummyInterceptorFactory>(
new DummyInterceptorFactory()));
}
return creators;
}
} // namespace testing
} // namespace grpc
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