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// Copyright 2021 The Pigweed 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
//
// https://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 <cstring>
#include "gtest/gtest.h"
#include "pw_assert/check.h"
#include "pw_log/log.h"
#include "pw_rpc/benchmark.raw_rpc.pb.h"
#include "pw_rpc/integration_testing.h"
#include "pw_sync/binary_semaphore.h"
namespace rpc_test {
namespace {
constexpr int kIterations = 3;
using namespace std::chrono_literals;
using pw::ByteSpan;
using pw::ConstByteSpan;
using pw::Function;
using pw::OkStatus;
using pw::Status;
using pw::rpc::pw_rpc::raw::Benchmark;
Benchmark::Client kServiceClient(pw::rpc::integration_test::client(),
pw::rpc::integration_test::kChannelId);
class StringReceiver {
public:
const char* Wait() {
PW_CHECK(sem_.try_acquire_for(1500ms));
return buffer_;
}
Function<void(ConstByteSpan, Status)> UnaryOnCompleted() {
return [this](ConstByteSpan data, Status) { CopyPayload(data); };
}
Function<void(ConstByteSpan)> OnNext() {
return [this](ConstByteSpan data) { CopyPayload(data); };
}
private:
void CopyPayload(ConstByteSpan data) {
std::memset(buffer_, 0, sizeof(buffer_));
PW_CHECK_UINT_LE(data.size(), sizeof(buffer_));
std::memcpy(buffer_, data.data(), data.size());
sem_.release();
}
pw::sync::BinarySemaphore sem_;
char buffer_[64];
};
TEST(RawRpcIntegrationTest, Unary) {
for (int i = 0; i < kIterations; ++i) {
StringReceiver receiver;
pw::rpc::RawUnaryReceiver call = kServiceClient.UnaryEcho(
std::as_bytes(std::span("hello")), receiver.UnaryOnCompleted());
EXPECT_STREQ(receiver.Wait(), "hello");
}
}
TEST(RawRpcIntegrationTest, BidirectionalStreaming) {
for (int i = 0; i < kIterations; ++i) {
StringReceiver receiver;
pw::rpc::RawClientReaderWriter call =
kServiceClient.BidirectionalEcho(receiver.OnNext());
ASSERT_EQ(OkStatus(), call.Write(std::as_bytes(std::span("Yello"))));
EXPECT_STREQ(receiver.Wait(), "Yello");
ASSERT_EQ(OkStatus(), call.Write(std::as_bytes(std::span("Dello"))));
EXPECT_STREQ(receiver.Wait(), "Dello");
call.Cancel();
}
}
} // namespace
} // namespace rpc_test
int main(int argc, char* argv[]) {
if (!pw::rpc::integration_test::InitializeClient(argc, argv).ok()) {
return 1;
}
return RUN_ALL_TESTS();
}
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