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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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782 lines
27 KiB
782 lines
27 KiB
/* |
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include <memory> |
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#include <grpc/grpc.h> |
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#include <grpc/support/thd.h> |
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#include <grpc/support/time.h> |
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#include <grpc++/channel.h> |
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#include <grpc++/client_context.h> |
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#include <grpc++/create_channel.h> |
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#include <grpc++/server.h> |
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#include <grpc++/server_builder.h> |
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#include <grpc++/server_context.h> |
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#include <gtest/gtest.h> |
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#include "test/core/util/port.h" |
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#include "test/core/util/test_config.h" |
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#include "test/cpp/util/echo_duplicate.grpc.pb.h" |
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#include "test/cpp/util/echo.grpc.pb.h" |
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#include "test/cpp/util/string_ref_helper.h" |
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#ifdef GPR_POSIX_SOCKET |
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#include "src/core/iomgr/pollset_posix.h" |
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#endif |
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using grpc::cpp::test::util::EchoRequest; |
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using grpc::cpp::test::util::EchoResponse; |
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using std::chrono::system_clock; |
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namespace grpc { |
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namespace testing { |
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namespace { |
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void* tag(int i) { return (void*)(gpr_intptr)i; } |
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#ifdef GPR_POSIX_SOCKET |
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static int assert_non_blocking_poll(struct pollfd* pfds, nfds_t nfds, |
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int timeout) { |
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GPR_ASSERT(timeout == 0); |
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return poll(pfds, nfds, timeout); |
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} |
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class PollOverride { |
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public: |
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PollOverride(grpc_poll_function_type f) { |
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prev_ = grpc_poll_function; |
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grpc_poll_function = f; |
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} |
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~PollOverride() { grpc_poll_function = prev_; } |
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private: |
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grpc_poll_function_type prev_; |
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}; |
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class PollingCheckRegion : public PollOverride { |
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public: |
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explicit PollingCheckRegion(bool allow_blocking) |
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: PollOverride(allow_blocking ? poll : assert_non_blocking_poll) {} |
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}; |
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#else |
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class PollingCheckRegion { |
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public: |
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explicit PollingCheckRegion(bool allow_blocking) {} |
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}; |
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#endif |
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class Verifier : public PollingCheckRegion { |
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public: |
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explicit Verifier(bool spin) : PollingCheckRegion(!spin), spin_(spin) {} |
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Verifier& Expect(int i, bool expect_ok) { |
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expectations_[tag(i)] = expect_ok; |
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return *this; |
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} |
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void Verify(CompletionQueue* cq) { |
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GPR_ASSERT(!expectations_.empty()); |
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while (!expectations_.empty()) { |
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bool ok; |
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void* got_tag; |
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if (spin_) { |
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for (;;) { |
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auto r = cq->AsyncNext(&got_tag, &ok, gpr_time_0(GPR_CLOCK_REALTIME)); |
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if (r == CompletionQueue::TIMEOUT) continue; |
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if (r == CompletionQueue::GOT_EVENT) break; |
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gpr_log(GPR_ERROR, "unexpected result from AsyncNext"); |
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abort(); |
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} |
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} else { |
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EXPECT_TRUE(cq->Next(&got_tag, &ok)); |
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} |
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auto it = expectations_.find(got_tag); |
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EXPECT_TRUE(it != expectations_.end()); |
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EXPECT_EQ(it->second, ok); |
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expectations_.erase(it); |
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} |
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} |
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void Verify(CompletionQueue* cq, |
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std::chrono::system_clock::time_point deadline) { |
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if (expectations_.empty()) { |
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bool ok; |
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void* got_tag; |
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if (spin_) { |
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while (std::chrono::system_clock::now() < deadline) { |
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EXPECT_EQ( |
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cq->AsyncNext(&got_tag, &ok, gpr_time_0(GPR_CLOCK_REALTIME)), |
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CompletionQueue::TIMEOUT); |
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} |
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} else { |
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EXPECT_EQ(cq->AsyncNext(&got_tag, &ok, deadline), |
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CompletionQueue::TIMEOUT); |
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} |
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} else { |
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while (!expectations_.empty()) { |
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bool ok; |
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void* got_tag; |
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if (spin_) { |
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for (;;) { |
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GPR_ASSERT(std::chrono::system_clock::now() < deadline); |
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auto r = |
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cq->AsyncNext(&got_tag, &ok, gpr_time_0(GPR_CLOCK_REALTIME)); |
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if (r == CompletionQueue::TIMEOUT) continue; |
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if (r == CompletionQueue::GOT_EVENT) break; |
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gpr_log(GPR_ERROR, "unexpected result from AsyncNext"); |
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abort(); |
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} |
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} else { |
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EXPECT_EQ(cq->AsyncNext(&got_tag, &ok, deadline), |
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CompletionQueue::GOT_EVENT); |
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} |
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auto it = expectations_.find(got_tag); |
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EXPECT_TRUE(it != expectations_.end()); |
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EXPECT_EQ(it->second, ok); |
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expectations_.erase(it); |
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} |
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} |
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} |
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private: |
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std::map<void*, bool> expectations_; |
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bool spin_; |
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}; |
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class AsyncEnd2endTest : public ::testing::TestWithParam<bool> { |
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protected: |
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AsyncEnd2endTest() {} |
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void SetUp() GRPC_OVERRIDE { |
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int port = grpc_pick_unused_port_or_die(); |
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server_address_ << "localhost:" << port; |
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// Setup server |
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ServerBuilder builder; |
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builder.AddListeningPort(server_address_.str(), |
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grpc::InsecureServerCredentials()); |
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builder.RegisterAsyncService(&service_); |
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cq_ = builder.AddCompletionQueue(); |
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server_ = builder.BuildAndStart(); |
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} |
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void TearDown() GRPC_OVERRIDE { |
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server_->Shutdown(); |
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void* ignored_tag; |
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bool ignored_ok; |
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cq_->Shutdown(); |
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while (cq_->Next(&ignored_tag, &ignored_ok)) |
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; |
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} |
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void ResetStub() { |
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std::shared_ptr<Channel> channel = |
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CreateChannel(server_address_.str(), InsecureCredentials()); |
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stub_ = grpc::cpp::test::util::TestService::NewStub(channel); |
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} |
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void SendRpc(int num_rpcs) { |
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for (int i = 0; i < num_rpcs; i++) { |
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EchoRequest send_request; |
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EchoRequest recv_request; |
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EchoResponse send_response; |
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EchoResponse recv_response; |
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Status recv_status; |
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ClientContext cli_ctx; |
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ServerContext srv_ctx; |
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grpc::ServerAsyncResponseWriter<EchoResponse> response_writer(&srv_ctx); |
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send_request.set_message("Hello"); |
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std::unique_ptr<ClientAsyncResponseReader<EchoResponse> > response_reader( |
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stub_->AsyncEcho(&cli_ctx, send_request, cq_.get())); |
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service_.RequestEcho(&srv_ctx, &recv_request, &response_writer, cq_.get(), |
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cq_.get(), tag(2)); |
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Verifier(GetParam()).Expect(2, true).Verify(cq_.get()); |
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EXPECT_EQ(send_request.message(), recv_request.message()); |
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send_response.set_message(recv_request.message()); |
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response_writer.Finish(send_response, Status::OK, tag(3)); |
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Verifier(GetParam()).Expect(3, true).Verify(cq_.get()); |
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response_reader->Finish(&recv_response, &recv_status, tag(4)); |
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Verifier(GetParam()).Expect(4, true).Verify(cq_.get()); |
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EXPECT_EQ(send_response.message(), recv_response.message()); |
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EXPECT_TRUE(recv_status.ok()); |
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} |
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} |
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std::unique_ptr<ServerCompletionQueue> cq_; |
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std::unique_ptr<grpc::cpp::test::util::TestService::Stub> stub_; |
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std::unique_ptr<Server> server_; |
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grpc::cpp::test::util::TestService::AsyncService service_; |
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std::ostringstream server_address_; |
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}; |
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TEST_P(AsyncEnd2endTest, SimpleRpc) { |
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ResetStub(); |
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SendRpc(1); |
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} |
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TEST_P(AsyncEnd2endTest, SequentialRpcs) { |
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ResetStub(); |
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SendRpc(10); |
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} |
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// Test a simple RPC using the async version of Next |
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TEST_P(AsyncEnd2endTest, AsyncNextRpc) { |
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ResetStub(); |
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EchoRequest send_request; |
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EchoRequest recv_request; |
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EchoResponse send_response; |
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EchoResponse recv_response; |
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Status recv_status; |
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ClientContext cli_ctx; |
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ServerContext srv_ctx; |
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grpc::ServerAsyncResponseWriter<EchoResponse> response_writer(&srv_ctx); |
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send_request.set_message("Hello"); |
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std::unique_ptr<ClientAsyncResponseReader<EchoResponse> > response_reader( |
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stub_->AsyncEcho(&cli_ctx, send_request, cq_.get())); |
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std::chrono::system_clock::time_point time_now( |
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std::chrono::system_clock::now()); |
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std::chrono::system_clock::time_point time_limit( |
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std::chrono::system_clock::now() + std::chrono::seconds(10)); |
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Verifier(GetParam()).Verify(cq_.get(), time_now); |
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Verifier(GetParam()).Verify(cq_.get(), time_now); |
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service_.RequestEcho(&srv_ctx, &recv_request, &response_writer, cq_.get(), |
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cq_.get(), tag(2)); |
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Verifier(GetParam()).Expect(2, true).Verify(cq_.get(), time_limit); |
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EXPECT_EQ(send_request.message(), recv_request.message()); |
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send_response.set_message(recv_request.message()); |
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response_writer.Finish(send_response, Status::OK, tag(3)); |
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Verifier(GetParam()) |
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.Expect(3, true) |
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.Verify(cq_.get(), std::chrono::system_clock::time_point::max()); |
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response_reader->Finish(&recv_response, &recv_status, tag(4)); |
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Verifier(GetParam()) |
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.Expect(4, true) |
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.Verify(cq_.get(), std::chrono::system_clock::time_point::max()); |
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EXPECT_EQ(send_response.message(), recv_response.message()); |
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EXPECT_TRUE(recv_status.ok()); |
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} |
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// Two pings and a final pong. |
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TEST_P(AsyncEnd2endTest, SimpleClientStreaming) { |
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ResetStub(); |
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EchoRequest send_request; |
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EchoRequest recv_request; |
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EchoResponse send_response; |
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EchoResponse recv_response; |
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Status recv_status; |
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ClientContext cli_ctx; |
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ServerContext srv_ctx; |
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ServerAsyncReader<EchoResponse, EchoRequest> srv_stream(&srv_ctx); |
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send_request.set_message("Hello"); |
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std::unique_ptr<ClientAsyncWriter<EchoRequest> > cli_stream( |
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stub_->AsyncRequestStream(&cli_ctx, &recv_response, cq_.get(), tag(1))); |
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service_.RequestRequestStream(&srv_ctx, &srv_stream, cq_.get(), cq_.get(), |
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tag(2)); |
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Verifier(GetParam()).Expect(2, true).Expect(1, true).Verify(cq_.get()); |
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cli_stream->Write(send_request, tag(3)); |
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Verifier(GetParam()).Expect(3, true).Verify(cq_.get()); |
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srv_stream.Read(&recv_request, tag(4)); |
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Verifier(GetParam()).Expect(4, true).Verify(cq_.get()); |
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EXPECT_EQ(send_request.message(), recv_request.message()); |
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cli_stream->Write(send_request, tag(5)); |
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Verifier(GetParam()).Expect(5, true).Verify(cq_.get()); |
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srv_stream.Read(&recv_request, tag(6)); |
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Verifier(GetParam()).Expect(6, true).Verify(cq_.get()); |
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EXPECT_EQ(send_request.message(), recv_request.message()); |
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cli_stream->WritesDone(tag(7)); |
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Verifier(GetParam()).Expect(7, true).Verify(cq_.get()); |
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srv_stream.Read(&recv_request, tag(8)); |
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Verifier(GetParam()).Expect(8, false).Verify(cq_.get()); |
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send_response.set_message(recv_request.message()); |
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srv_stream.Finish(send_response, Status::OK, tag(9)); |
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Verifier(GetParam()).Expect(9, true).Verify(cq_.get()); |
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cli_stream->Finish(&recv_status, tag(10)); |
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Verifier(GetParam()).Expect(10, true).Verify(cq_.get()); |
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EXPECT_EQ(send_response.message(), recv_response.message()); |
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EXPECT_TRUE(recv_status.ok()); |
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} |
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// One ping, two pongs. |
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TEST_P(AsyncEnd2endTest, SimpleServerStreaming) { |
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ResetStub(); |
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EchoRequest send_request; |
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EchoRequest recv_request; |
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EchoResponse send_response; |
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EchoResponse recv_response; |
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Status recv_status; |
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ClientContext cli_ctx; |
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ServerContext srv_ctx; |
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ServerAsyncWriter<EchoResponse> srv_stream(&srv_ctx); |
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send_request.set_message("Hello"); |
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std::unique_ptr<ClientAsyncReader<EchoResponse> > cli_stream( |
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stub_->AsyncResponseStream(&cli_ctx, send_request, cq_.get(), tag(1))); |
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service_.RequestResponseStream(&srv_ctx, &recv_request, &srv_stream, |
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cq_.get(), cq_.get(), tag(2)); |
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Verifier(GetParam()).Expect(1, true).Expect(2, true).Verify(cq_.get()); |
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EXPECT_EQ(send_request.message(), recv_request.message()); |
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send_response.set_message(recv_request.message()); |
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srv_stream.Write(send_response, tag(3)); |
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Verifier(GetParam()).Expect(3, true).Verify(cq_.get()); |
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cli_stream->Read(&recv_response, tag(4)); |
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Verifier(GetParam()).Expect(4, true).Verify(cq_.get()); |
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EXPECT_EQ(send_response.message(), recv_response.message()); |
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srv_stream.Write(send_response, tag(5)); |
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Verifier(GetParam()).Expect(5, true).Verify(cq_.get()); |
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cli_stream->Read(&recv_response, tag(6)); |
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Verifier(GetParam()).Expect(6, true).Verify(cq_.get()); |
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EXPECT_EQ(send_response.message(), recv_response.message()); |
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srv_stream.Finish(Status::OK, tag(7)); |
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Verifier(GetParam()).Expect(7, true).Verify(cq_.get()); |
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cli_stream->Read(&recv_response, tag(8)); |
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Verifier(GetParam()).Expect(8, false).Verify(cq_.get()); |
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cli_stream->Finish(&recv_status, tag(9)); |
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Verifier(GetParam()).Expect(9, true).Verify(cq_.get()); |
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EXPECT_TRUE(recv_status.ok()); |
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} |
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// One ping, one pong. |
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TEST_P(AsyncEnd2endTest, SimpleBidiStreaming) { |
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ResetStub(); |
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EchoRequest send_request; |
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EchoRequest recv_request; |
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EchoResponse send_response; |
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EchoResponse recv_response; |
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Status recv_status; |
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ClientContext cli_ctx; |
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ServerContext srv_ctx; |
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ServerAsyncReaderWriter<EchoResponse, EchoRequest> srv_stream(&srv_ctx); |
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send_request.set_message("Hello"); |
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std::unique_ptr<ClientAsyncReaderWriter<EchoRequest, EchoResponse> > |
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cli_stream(stub_->AsyncBidiStream(&cli_ctx, cq_.get(), tag(1))); |
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service_.RequestBidiStream(&srv_ctx, &srv_stream, cq_.get(), cq_.get(), |
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tag(2)); |
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Verifier(GetParam()).Expect(1, true).Expect(2, true).Verify(cq_.get()); |
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cli_stream->Write(send_request, tag(3)); |
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Verifier(GetParam()).Expect(3, true).Verify(cq_.get()); |
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srv_stream.Read(&recv_request, tag(4)); |
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Verifier(GetParam()).Expect(4, true).Verify(cq_.get()); |
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EXPECT_EQ(send_request.message(), recv_request.message()); |
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send_response.set_message(recv_request.message()); |
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srv_stream.Write(send_response, tag(5)); |
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Verifier(GetParam()).Expect(5, true).Verify(cq_.get()); |
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cli_stream->Read(&recv_response, tag(6)); |
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Verifier(GetParam()).Expect(6, true).Verify(cq_.get()); |
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EXPECT_EQ(send_response.message(), recv_response.message()); |
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cli_stream->WritesDone(tag(7)); |
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Verifier(GetParam()).Expect(7, true).Verify(cq_.get()); |
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srv_stream.Read(&recv_request, tag(8)); |
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Verifier(GetParam()).Expect(8, false).Verify(cq_.get()); |
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srv_stream.Finish(Status::OK, tag(9)); |
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Verifier(GetParam()).Expect(9, true).Verify(cq_.get()); |
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cli_stream->Finish(&recv_status, tag(10)); |
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Verifier(GetParam()).Expect(10, true).Verify(cq_.get()); |
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EXPECT_TRUE(recv_status.ok()); |
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} |
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// Metadata tests |
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TEST_P(AsyncEnd2endTest, ClientInitialMetadataRpc) { |
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ResetStub(); |
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EchoRequest send_request; |
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EchoRequest recv_request; |
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EchoResponse send_response; |
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EchoResponse recv_response; |
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Status recv_status; |
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ClientContext cli_ctx; |
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ServerContext srv_ctx; |
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grpc::ServerAsyncResponseWriter<EchoResponse> response_writer(&srv_ctx); |
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send_request.set_message("Hello"); |
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std::pair<grpc::string, grpc::string> meta1("key1", "val1"); |
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std::pair<grpc::string, grpc::string> meta2("key2", "val2"); |
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cli_ctx.AddMetadata(meta1.first, meta1.second); |
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cli_ctx.AddMetadata(meta2.first, meta2.second); |
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std::unique_ptr<ClientAsyncResponseReader<EchoResponse> > response_reader( |
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stub_->AsyncEcho(&cli_ctx, send_request, cq_.get())); |
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service_.RequestEcho(&srv_ctx, &recv_request, &response_writer, cq_.get(), |
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cq_.get(), tag(2)); |
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Verifier(GetParam()).Expect(2, true).Verify(cq_.get()); |
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EXPECT_EQ(send_request.message(), recv_request.message()); |
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auto client_initial_metadata = srv_ctx.client_metadata(); |
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EXPECT_EQ(meta1.second, |
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ToString(client_initial_metadata.find(meta1.first)->second)); |
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EXPECT_EQ(meta2.second, |
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ToString(client_initial_metadata.find(meta2.first)->second)); |
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EXPECT_GE(client_initial_metadata.size(), static_cast<size_t>(2)); |
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send_response.set_message(recv_request.message()); |
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response_writer.Finish(send_response, Status::OK, tag(3)); |
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Verifier(GetParam()).Expect(3, true).Verify(cq_.get()); |
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response_reader->Finish(&recv_response, &recv_status, tag(4)); |
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Verifier(GetParam()).Expect(4, true).Verify(cq_.get()); |
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EXPECT_EQ(send_response.message(), recv_response.message()); |
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EXPECT_TRUE(recv_status.ok()); |
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} |
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TEST_P(AsyncEnd2endTest, ServerInitialMetadataRpc) { |
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ResetStub(); |
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EchoRequest send_request; |
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EchoRequest recv_request; |
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EchoResponse send_response; |
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EchoResponse recv_response; |
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Status recv_status; |
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ClientContext cli_ctx; |
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ServerContext srv_ctx; |
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grpc::ServerAsyncResponseWriter<EchoResponse> response_writer(&srv_ctx); |
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send_request.set_message("Hello"); |
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std::pair<grpc::string, grpc::string> meta1("key1", "val1"); |
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std::pair<grpc::string, grpc::string> meta2("key2", "val2"); |
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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)); |
|
Verifier(GetParam()).Expect(2, true).Verify(cq_.get()); |
|
EXPECT_EQ(send_request.message(), recv_request.message()); |
|
srv_ctx.AddInitialMetadata(meta1.first, meta1.second); |
|
srv_ctx.AddInitialMetadata(meta2.first, meta2.second); |
|
response_writer.SendInitialMetadata(tag(3)); |
|
Verifier(GetParam()).Expect(3, true).Verify(cq_.get()); |
|
|
|
response_reader->ReadInitialMetadata(tag(4)); |
|
Verifier(GetParam()).Expect(4, true).Verify(cq_.get()); |
|
auto server_initial_metadata = cli_ctx.GetServerInitialMetadata(); |
|
EXPECT_EQ(meta1.second, |
|
ToString(server_initial_metadata.find(meta1.first)->second)); |
|
EXPECT_EQ(meta2.second, |
|
ToString(server_initial_metadata.find(meta2.first)->second)); |
|
EXPECT_EQ(static_cast<size_t>(2), server_initial_metadata.size()); |
|
|
|
send_response.set_message(recv_request.message()); |
|
response_writer.Finish(send_response, Status::OK, tag(5)); |
|
Verifier(GetParam()).Expect(5, true).Verify(cq_.get()); |
|
|
|
response_reader->Finish(&recv_response, &recv_status, tag(6)); |
|
Verifier(GetParam()).Expect(6, true).Verify(cq_.get()); |
|
|
|
EXPECT_EQ(send_response.message(), recv_response.message()); |
|
EXPECT_TRUE(recv_status.ok()); |
|
} |
|
|
|
TEST_P(AsyncEnd2endTest, ServerTrailingMetadataRpc) { |
|
ResetStub(); |
|
|
|
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"); |
|
std::pair<grpc::string, grpc::string> meta1("key1", "val1"); |
|
std::pair<grpc::string, grpc::string> meta2("key2", "val2"); |
|
|
|
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)); |
|
Verifier(GetParam()).Expect(2, true).Verify(cq_.get()); |
|
EXPECT_EQ(send_request.message(), recv_request.message()); |
|
response_writer.SendInitialMetadata(tag(3)); |
|
Verifier(GetParam()).Expect(3, true).Verify(cq_.get()); |
|
|
|
send_response.set_message(recv_request.message()); |
|
srv_ctx.AddTrailingMetadata(meta1.first, meta1.second); |
|
srv_ctx.AddTrailingMetadata(meta2.first, meta2.second); |
|
response_writer.Finish(send_response, Status::OK, tag(4)); |
|
|
|
Verifier(GetParam()).Expect(4, true).Verify(cq_.get()); |
|
|
|
response_reader->Finish(&recv_response, &recv_status, tag(5)); |
|
Verifier(GetParam()).Expect(5, true).Verify(cq_.get()); |
|
EXPECT_EQ(send_response.message(), recv_response.message()); |
|
EXPECT_TRUE(recv_status.ok()); |
|
auto server_trailing_metadata = cli_ctx.GetServerTrailingMetadata(); |
|
EXPECT_EQ(meta1.second, |
|
ToString(server_trailing_metadata.find(meta1.first)->second)); |
|
EXPECT_EQ(meta2.second, |
|
ToString(server_trailing_metadata.find(meta2.first)->second)); |
|
EXPECT_EQ(static_cast<size_t>(2), server_trailing_metadata.size()); |
|
} |
|
|
|
TEST_P(AsyncEnd2endTest, MetadataRpc) { |
|
ResetStub(); |
|
|
|
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"); |
|
std::pair<grpc::string, grpc::string> meta1("key1", "val1"); |
|
std::pair<grpc::string, grpc::string> meta2( |
|
"key2-bin", |
|
grpc::string("\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc", 13)); |
|
std::pair<grpc::string, grpc::string> meta3("key3", "val3"); |
|
std::pair<grpc::string, grpc::string> meta6( |
|
"key4-bin", |
|
grpc::string("\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d", |
|
14)); |
|
std::pair<grpc::string, grpc::string> meta5("key5", "val5"); |
|
std::pair<grpc::string, grpc::string> meta4( |
|
"key6-bin", |
|
grpc::string( |
|
"\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee", 15)); |
|
|
|
cli_ctx.AddMetadata(meta1.first, meta1.second); |
|
cli_ctx.AddMetadata(meta2.first, meta2.second); |
|
|
|
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)); |
|
Verifier(GetParam()).Expect(2, true).Verify(cq_.get()); |
|
EXPECT_EQ(send_request.message(), recv_request.message()); |
|
auto client_initial_metadata = srv_ctx.client_metadata(); |
|
EXPECT_EQ(meta1.second, |
|
ToString(client_initial_metadata.find(meta1.first)->second)); |
|
EXPECT_EQ(meta2.second, |
|
ToString(client_initial_metadata.find(meta2.first)->second)); |
|
EXPECT_GE(client_initial_metadata.size(), static_cast<size_t>(2)); |
|
|
|
srv_ctx.AddInitialMetadata(meta3.first, meta3.second); |
|
srv_ctx.AddInitialMetadata(meta4.first, meta4.second); |
|
response_writer.SendInitialMetadata(tag(3)); |
|
Verifier(GetParam()).Expect(3, true).Verify(cq_.get()); |
|
response_reader->ReadInitialMetadata(tag(4)); |
|
Verifier(GetParam()).Expect(4, true).Verify(cq_.get()); |
|
auto server_initial_metadata = cli_ctx.GetServerInitialMetadata(); |
|
EXPECT_EQ(meta3.second, |
|
ToString(server_initial_metadata.find(meta3.first)->second)); |
|
EXPECT_EQ(meta4.second, |
|
ToString(server_initial_metadata.find(meta4.first)->second)); |
|
EXPECT_GE(server_initial_metadata.size(), static_cast<size_t>(2)); |
|
|
|
send_response.set_message(recv_request.message()); |
|
srv_ctx.AddTrailingMetadata(meta5.first, meta5.second); |
|
srv_ctx.AddTrailingMetadata(meta6.first, meta6.second); |
|
response_writer.Finish(send_response, Status::OK, tag(5)); |
|
|
|
Verifier(GetParam()).Expect(5, true).Verify(cq_.get()); |
|
|
|
response_reader->Finish(&recv_response, &recv_status, tag(6)); |
|
Verifier(GetParam()).Expect(6, true).Verify(cq_.get()); |
|
EXPECT_EQ(send_response.message(), recv_response.message()); |
|
EXPECT_TRUE(recv_status.ok()); |
|
auto server_trailing_metadata = cli_ctx.GetServerTrailingMetadata(); |
|
EXPECT_EQ(meta5.second, |
|
ToString(server_trailing_metadata.find(meta5.first)->second)); |
|
EXPECT_EQ(meta6.second, |
|
ToString(server_trailing_metadata.find(meta6.first)->second)); |
|
EXPECT_GE(server_trailing_metadata.size(), static_cast<size_t>(2)); |
|
} |
|
|
|
// Server uses AsyncNotifyWhenDone API to check for cancellation |
|
TEST_P(AsyncEnd2endTest, ServerCheckCancellation) { |
|
ResetStub(); |
|
|
|
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"); |
|
std::unique_ptr<ClientAsyncResponseReader<EchoResponse> > response_reader( |
|
stub_->AsyncEcho(&cli_ctx, send_request, cq_.get())); |
|
|
|
srv_ctx.AsyncNotifyWhenDone(tag(5)); |
|
service_.RequestEcho(&srv_ctx, &recv_request, &response_writer, cq_.get(), |
|
cq_.get(), tag(2)); |
|
|
|
Verifier(GetParam()).Expect(2, true).Verify(cq_.get()); |
|
EXPECT_EQ(send_request.message(), recv_request.message()); |
|
|
|
cli_ctx.TryCancel(); |
|
Verifier(GetParam()).Expect(5, true).Verify(cq_.get()); |
|
EXPECT_TRUE(srv_ctx.IsCancelled()); |
|
|
|
response_reader->Finish(&recv_response, &recv_status, tag(4)); |
|
Verifier(GetParam()).Expect(4, false).Verify(cq_.get()); |
|
|
|
EXPECT_EQ(StatusCode::CANCELLED, recv_status.error_code()); |
|
} |
|
|
|
// Server uses AsyncNotifyWhenDone API to check for normal finish |
|
TEST_P(AsyncEnd2endTest, ServerCheckDone) { |
|
ResetStub(); |
|
|
|
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"); |
|
std::unique_ptr<ClientAsyncResponseReader<EchoResponse> > response_reader( |
|
stub_->AsyncEcho(&cli_ctx, send_request, cq_.get())); |
|
|
|
srv_ctx.AsyncNotifyWhenDone(tag(5)); |
|
service_.RequestEcho(&srv_ctx, &recv_request, &response_writer, cq_.get(), |
|
cq_.get(), tag(2)); |
|
|
|
Verifier(GetParam()).Expect(2, true).Verify(cq_.get()); |
|
EXPECT_EQ(send_request.message(), recv_request.message()); |
|
|
|
send_response.set_message(recv_request.message()); |
|
response_writer.Finish(send_response, Status::OK, tag(3)); |
|
Verifier(GetParam()).Expect(3, true).Verify(cq_.get()); |
|
Verifier(GetParam()).Expect(5, true).Verify(cq_.get()); |
|
EXPECT_FALSE(srv_ctx.IsCancelled()); |
|
|
|
response_reader->Finish(&recv_response, &recv_status, tag(4)); |
|
Verifier(GetParam()).Expect(4, true).Verify(cq_.get()); |
|
|
|
EXPECT_EQ(send_response.message(), recv_response.message()); |
|
EXPECT_TRUE(recv_status.ok()); |
|
} |
|
|
|
TEST_P(AsyncEnd2endTest, UnimplementedRpc) { |
|
std::shared_ptr<Channel> channel = |
|
CreateChannel(server_address_.str(), InsecureCredentials()); |
|
std::unique_ptr<grpc::cpp::test::util::UnimplementedService::Stub> stub; |
|
stub = grpc::cpp::test::util::UnimplementedService::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(GetParam()).Expect(4, false).Verify(cq_.get()); |
|
|
|
EXPECT_EQ(StatusCode::UNIMPLEMENTED, recv_status.error_code()); |
|
EXPECT_EQ("", recv_status.error_message()); |
|
} |
|
|
|
INSTANTIATE_TEST_CASE_P(AsyncEnd2end, AsyncEnd2endTest, |
|
::testing::Values(false, true)); |
|
|
|
} // namespace |
|
} // namespace testing |
|
} // namespace grpc |
|
|
|
int main(int argc, char** argv) { |
|
grpc_test_init(argc, argv); |
|
::testing::InitGoogleTest(&argc, argv); |
|
return RUN_ALL_TESTS(); |
|
}
|
|
|