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#include <grpc++/channel_arguments.h>
#include <grpc++/channel_interface.h>
#include <grpc++/client_context.h>
#include <grpc++/create_channel.h>
#include <grpc++/server.h>
#include <grpc++/server_builder.h>
#include <grpc++/server_context.h>
#include <grpc++/server_credentials.h>
#include <grpc++/status.h>
#include <gtest/gtest.h>
#include "examples/pubsub/publisher.h"
#include "test/core/util/port.h"
#include "test/core/util/test_config.h"
using grpc::ChannelInterface;
namespace grpc {
namespace testing {
namespace {
const char kProjectId[] = "project id";
const char kTopic[] = "test topic";
const char kMessageData[] = "test message data";
class PublisherServiceImpl : public tech::pubsub::PublisherService::Service {
public:
Status CreateTopic(::grpc::ServerContext* context,
const ::tech::pubsub::Topic* request,
::tech::pubsub::Topic* response) GRPC_OVERRIDE {
EXPECT_EQ(request->name(), kTopic);
return Status::OK;
}
Status Publish(ServerContext* context,
const ::tech::pubsub::PublishRequest* request,
::proto2::Empty* response) GRPC_OVERRIDE {
EXPECT_EQ(request->message().data(), kMessageData);
return Status::OK;
}
Status GetTopic(ServerContext* context,
const ::tech::pubsub::GetTopicRequest* request,
::tech::pubsub::Topic* response) GRPC_OVERRIDE {
EXPECT_EQ(request->topic(), kTopic);
return Status::OK;
}
Status ListTopics(
ServerContext* context, const ::tech::pubsub::ListTopicsRequest* request,
::tech::pubsub::ListTopicsResponse* response) GRPC_OVERRIDE {
std::ostringstream ss;
ss << "cloud.googleapis.com/project in (/projects/" << kProjectId << ")";
EXPECT_EQ(request->query(), ss.str());
response->add_topic()->set_name(kTopic);
return Status::OK;
}
Status DeleteTopic(ServerContext* context,
const ::tech::pubsub::DeleteTopicRequest* request,
::proto2::Empty* response) GRPC_OVERRIDE {
EXPECT_EQ(request->topic(), kTopic);
return Status::OK;
}
};
class PublisherTest : public ::testing::Test {
protected:
// Setup a server and a client for PublisherService.
void SetUp() GRPC_OVERRIDE {
int port = grpc_pick_unused_port_or_die();
server_address_ << "localhost:" << port;
ServerBuilder builder;
builder.AddListeningPort(server_address_.str(),
grpc::InsecureServerCredentials());
builder.RegisterService(&service_);
server_ = builder.BuildAndStart();
channel_ = CreateChannel(server_address_.str(), grpc::InsecureCredentials(),
ChannelArguments());
publisher_.reset(new grpc::examples::pubsub::Publisher(channel_));
}
void TearDown() GRPC_OVERRIDE {
server_->Shutdown();
publisher_->Shutdown();
}
std::ostringstream server_address_;
std::unique_ptr<Server> server_;
PublisherServiceImpl service_;
std::shared_ptr<ChannelInterface> channel_;
std::unique_ptr<grpc::examples::pubsub::Publisher> publisher_;
};
TEST_F(PublisherTest, TestPublisher) {
EXPECT_TRUE(publisher_->CreateTopic(kTopic).IsOk());
EXPECT_TRUE(publisher_->Publish(kTopic, kMessageData).IsOk());
EXPECT_TRUE(publisher_->GetTopic(kTopic).IsOk());
std::vector<grpc::string> topics;
EXPECT_TRUE(publisher_->ListTopics(kProjectId, &topics).IsOk());
EXPECT_EQ(topics.size(), static_cast<size_t>(1));
EXPECT_EQ(topics[0], kTopic);
}
} // namespace
} // namespace testing
} // namespace grpc
int main(int argc, char** argv) {
grpc_test_init(argc, argv);
::testing::InitGoogleTest(&argc, argv);
gpr_log(GPR_INFO, "Start test ...");
int result = RUN_ALL_TESTS();
return result;
}