diff options
Diffstat (limited to 'test/cpp/end2end/mock_test.cc')
-rw-r--r-- | test/cpp/end2end/mock_test.cc | 278 |
1 files changed, 176 insertions, 102 deletions
diff --git a/test/cpp/end2end/mock_test.cc b/test/cpp/end2end/mock_test.cc index fdb2732e50..7e330063ed 100644 --- a/test/cpp/end2end/mock_test.cc +++ b/test/cpp/end2end/mock_test.cc @@ -34,6 +34,7 @@ #include <climits> #include <thread> +#include <gmock/gmock.h> #include <grpc++/channel.h> #include <grpc++/client_context.h> #include <grpc++/create_channel.h> @@ -46,120 +47,35 @@ #include <grpc/support/time.h> #include <gtest/gtest.h> +#include <grpc++/test/mock_stream.h> + #include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h" #include "src/proto/grpc/testing/echo.grpc.pb.h" +#include "src/proto/grpc/testing/echo_mock.grpc.pb.h" #include "test/core/util/port.h" #include "test/core/util/test_config.h" +#include <iostream> + +using namespace std; using grpc::testing::EchoRequest; using grpc::testing::EchoResponse; using grpc::testing::EchoTestService; +using grpc::testing::MockClientReaderWriter; using std::chrono::system_clock; +using ::testing::AtLeast; +using ::testing::SetArgPointee; +using ::testing::SaveArg; +using ::testing::_; +using ::testing::Return; +using ::testing::Invoke; +using ::testing::WithArg; +using ::testing::DoAll; namespace grpc { namespace testing { namespace { -template <class W, class R> -class MockClientReaderWriter final : public ClientReaderWriterInterface<W, R> { - public: - void WaitForInitialMetadata() override {} - bool NextMessageSize(uint32_t* sz) override { - *sz = UINT_MAX; - return true; - } - bool Read(R* msg) override { return true; } - bool Write(const W& msg) override { return true; } - bool WritesDone() override { return true; } - Status Finish() override { return Status::OK; } -}; -template <> -class MockClientReaderWriter<EchoRequest, EchoResponse> final - : public ClientReaderWriterInterface<EchoRequest, EchoResponse> { - public: - MockClientReaderWriter() : writes_done_(false) {} - void WaitForInitialMetadata() override {} - bool NextMessageSize(uint32_t* sz) override { - *sz = UINT_MAX; - return true; - } - bool Read(EchoResponse* msg) override { - if (writes_done_) return false; - msg->set_message(last_message_); - return true; - } - - bool Write(const EchoRequest& msg, WriteOptions options) override { - gpr_log(GPR_INFO, "mock recv msg %s", msg.message().c_str()); - last_message_ = msg.message(); - return true; - } - bool WritesDone() override { - writes_done_ = true; - return true; - } - Status Finish() override { return Status::OK; } - - private: - bool writes_done_; - grpc::string last_message_; -}; - -// Mocked stub. -class MockStub : public EchoTestService::StubInterface { - public: - MockStub() {} - ~MockStub() {} - Status Echo(ClientContext* context, const EchoRequest& request, - EchoResponse* response) override { - response->set_message(request.message()); - return Status::OK; - } - Status Unimplemented(ClientContext* context, const EchoRequest& request, - EchoResponse* response) override { - return Status::OK; - } - - private: - ClientAsyncResponseReaderInterface<EchoResponse>* AsyncEchoRaw( - ClientContext* context, const EchoRequest& request, - CompletionQueue* cq) override { - return nullptr; - } - ClientWriterInterface<EchoRequest>* RequestStreamRaw( - ClientContext* context, EchoResponse* response) override { - return nullptr; - } - ClientAsyncWriterInterface<EchoRequest>* AsyncRequestStreamRaw( - ClientContext* context, EchoResponse* response, CompletionQueue* cq, - void* tag) override { - return nullptr; - } - ClientReaderInterface<EchoResponse>* ResponseStreamRaw( - ClientContext* context, const EchoRequest& request) override { - return nullptr; - } - ClientAsyncReaderInterface<EchoResponse>* AsyncResponseStreamRaw( - ClientContext* context, const EchoRequest& request, CompletionQueue* cq, - void* tag) override { - return nullptr; - } - ClientReaderWriterInterface<EchoRequest, EchoResponse>* BidiStreamRaw( - ClientContext* context) override { - return new MockClientReaderWriter<EchoRequest, EchoResponse>(); - } - ClientAsyncReaderWriterInterface<EchoRequest, EchoResponse>* - AsyncBidiStreamRaw(ClientContext* context, CompletionQueue* cq, - void* tag) override { - return nullptr; - } - ClientAsyncResponseReaderInterface<EchoResponse>* AsyncUnimplementedRaw( - ClientContext* context, const EchoRequest& request, - CompletionQueue* cq) override { - return nullptr; - } -}; - class FakeClient { public: explicit FakeClient(EchoTestService::StubInterface* stub) : stub_(stub) {} @@ -174,6 +90,55 @@ class FakeClient { EXPECT_TRUE(s.ok()); } + void DoRequestStream() { + EchoRequest request; + EchoResponse response; + + ClientContext context; + grpc::string msg("hello"); + grpc::string exp(msg); + + std::unique_ptr<ClientWriterInterface<EchoRequest>> cstream = + stub_->RequestStream(&context, &response); + + request.set_message(msg); + EXPECT_TRUE(cstream->Write(request)); + + msg = ", world"; + request.set_message(msg); + exp.append(msg); + EXPECT_TRUE(cstream->Write(request)); + + cstream->WritesDone(); + Status s = cstream->Finish(); + + EXPECT_EQ(exp, response.message()); + EXPECT_TRUE(s.ok()); + } + + void DoResponseStream() { + EchoRequest request; + EchoResponse response; + request.set_message("hello world"); + + ClientContext context; + std::unique_ptr<ClientReaderInterface<EchoResponse>> cstream = + stub_->ResponseStream(&context, request); + + grpc::string exp = ""; + EXPECT_TRUE(cstream->Read(&response)); + exp.append(response.message() + " "); + + EXPECT_TRUE(cstream->Read(&response)); + exp.append(response.message()); + + EXPECT_FALSE(cstream->Read(&response)); + EXPECT_EQ(request.message(), exp); + + Status s = cstream->Finish(); + EXPECT_TRUE(s.ok()); + } + void DoBidiStream() { EchoRequest request; EchoResponse response; @@ -219,6 +184,30 @@ class TestServiceImpl : public EchoTestService::Service { return Status::OK; } + Status RequestStream(ServerContext* context, + ServerReader<EchoRequest>* reader, + EchoResponse* response) override { + EchoRequest request; + grpc::string resp(""); + while (reader->Read(&request)) { + gpr_log(GPR_INFO, "recv msg %s", request.message().c_str()); + resp.append(request.message()); + } + response->set_message(resp); + return Status::OK; + } + + Status ResponseStream(ServerContext* context, const EchoRequest* request, + ServerWriter<EchoResponse>* writer) override { + EchoResponse response; + vector<grpc::string> tokens = split(request->message()); + for (grpc::string token : tokens) { + response.set_message(token); + writer->Write(response); + } + return Status::OK; + } + Status BidiStream( ServerContext* context, ServerReaderWriter<EchoResponse, EchoRequest>* stream) override { @@ -231,6 +220,25 @@ class TestServiceImpl : public EchoTestService::Service { } return Status::OK; } + + private: + const vector<grpc::string> split(const grpc::string& input) { + grpc::string buff(""); + vector<grpc::string> result; + + for (auto n : input) { + if (n != ' ') { + buff += n; + continue; + } + if (buff == "") continue; + result.push_back(buff); + buff = ""; + } + if (buff != "") result.push_back(buff); + + return result; + } }; class MockTest : public ::testing::Test { @@ -267,16 +275,82 @@ TEST_F(MockTest, SimpleRpc) { ResetStub(); FakeClient client(stub_.get()); client.DoEcho(); - MockStub stub; + MockEchoTestServiceStub stub; + EchoResponse resp; + resp.set_message("hello world"); + EXPECT_CALL(stub, Echo(_, _, _)) + .Times(AtLeast(1)) + .WillOnce(DoAll(SetArgPointee<2>(resp), Return(Status::OK))); client.ResetStub(&stub); client.DoEcho(); } +TEST_F(MockTest, ClientStream) { + ResetStub(); + FakeClient client(stub_.get()); + client.DoRequestStream(); + + MockEchoTestServiceStub stub; + auto w = new MockClientWriter<EchoRequest>(); + EchoResponse resp; + resp.set_message("hello, world"); + + EXPECT_CALL(*w, Write(_, _)).Times(2).WillRepeatedly(Return(true)); + EXPECT_CALL(*w, WritesDone()); + EXPECT_CALL(*w, Finish()).WillOnce(Return(Status::OK)); + + EXPECT_CALL(stub, RequestStreamRaw(_, _)) + .WillOnce(DoAll(SetArgPointee<1>(resp), Return(w))); + client.ResetStub(&stub); + client.DoRequestStream(); +} + +TEST_F(MockTest, ServerStream) { + ResetStub(); + FakeClient client(stub_.get()); + client.DoResponseStream(); + + MockEchoTestServiceStub stub; + auto r = new MockClientReader<EchoResponse>(); + EchoResponse resp1; + resp1.set_message("hello"); + EchoResponse resp2; + resp2.set_message("world"); + + EXPECT_CALL(*r, Read(_)) + .WillOnce(DoAll(SetArgPointee<0>(resp1), Return(true))) + .WillOnce(DoAll(SetArgPointee<0>(resp2), Return(true))) + .WillOnce(Return(false)); + EXPECT_CALL(*r, Finish()).WillOnce(Return(Status::OK)); + + EXPECT_CALL(stub, ResponseStreamRaw(_, _)).WillOnce(Return(r)); + + client.ResetStub(&stub); + client.DoResponseStream(); +} + +ACTION_P(copy, msg) { arg0->set_message(msg->message()); } + TEST_F(MockTest, BidiStream) { ResetStub(); FakeClient client(stub_.get()); client.DoBidiStream(); - MockStub stub; + MockEchoTestServiceStub stub; + auto rw = new MockClientReaderWriter<EchoRequest, EchoResponse>(); + EchoRequest msg; + + EXPECT_CALL(*rw, Write(_, _)) + .Times(3) + .WillRepeatedly(DoAll(SaveArg<0>(&msg), Return(true))); + EXPECT_CALL(*rw, Read(_)) + .WillOnce(DoAll(WithArg<0>(copy(&msg)), Return(true))) + .WillOnce(DoAll(WithArg<0>(copy(&msg)), Return(true))) + .WillOnce(DoAll(WithArg<0>(copy(&msg)), Return(true))) + .WillOnce(Return(false)); + EXPECT_CALL(*rw, WritesDone()); + EXPECT_CALL(*rw, Finish()).WillOnce(Return(Status::OK)); + + EXPECT_CALL(stub, BidiStreamRaw(_)).WillOnce(Return(rw)); client.ResetStub(&stub); client.DoBidiStream(); } |