Initial checkin of gRPC to third_party/

third_party/grpc/test/cpp/end2end/server_crash_test.cc

+/*
+ *
+ * Copyright 2015-2016, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <grpc++/channel.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/grpc.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/time.h>
+#include <gtest/gtest.h>
+
+#include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h"
+#include "src/proto/grpc/testing/echo.grpc.pb.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
+#include "test/cpp/util/subprocess.h"
+
+using grpc::testing::EchoRequest;
+using grpc::testing::EchoResponse;
+using std::chrono::system_clock;
+
+static std::string g_root;
+
+namespace grpc {
+namespace testing {
+
+namespace {
+
+class ServiceImpl GRPC_FINAL
+    : public ::grpc::testing::EchoTestService::Service {
+ public:
+  ServiceImpl() : bidi_stream_count_(0), response_stream_count_(0) {}
+
+  Status BidiStream(ServerContext* context,
+                    ServerReaderWriter<EchoResponse, EchoRequest>* stream)
+      GRPC_OVERRIDE {
+    bidi_stream_count_++;
+    EchoRequest request;
+    EchoResponse response;
+    while (stream->Read(&request)) {
+      gpr_log(GPR_INFO, "recv msg %s", request.message().c_str());
+      response.set_message(request.message());
+      stream->Write(response);
+      gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                                   gpr_time_from_seconds(1, GPR_TIMESPAN)));
+    }
+    return Status::OK;
+  }
+
+  Status ResponseStream(ServerContext* context, const EchoRequest* request,
+                        ServerWriter<EchoResponse>* writer) GRPC_OVERRIDE {
+    EchoResponse response;
+    response_stream_count_++;
+    for (int i = 0;; i++) {
+      std::ostringstream msg;
+      msg << "Hello " << i;
+      response.set_message(msg.str());
+      if (!writer->Write(response)) break;
+      gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                                   gpr_time_from_seconds(1, GPR_TIMESPAN)));
+    }
+    return Status::OK;
+  }
+
+  int bidi_stream_count() { return bidi_stream_count_; }
+
+  int response_stream_count() { return response_stream_count_; }
+
+ private:
+  int bidi_stream_count_;
+  int response_stream_count_;
+};
+
+class CrashTest : public ::testing::Test {
+ protected:
+  CrashTest() {}
+
+  std::unique_ptr<Server> CreateServerAndClient(const std::string& mode) {
+    auto port = grpc_pick_unused_port_or_die();
+    std::ostringstream addr_stream;
+    addr_stream << "localhost:" << port;
+    auto addr = addr_stream.str();
+    client_.reset(new SubProcess({g_root + "/server_crash_test_client",
+                                  "--address=" + addr, "--mode=" + mode}));
+    GPR_ASSERT(client_);
+
+    ServerBuilder builder;
+    builder.AddListeningPort(addr, grpc::InsecureServerCredentials());
+    builder.RegisterService(&service_);
+    return builder.BuildAndStart();
+  }
+
+  void KillClient() { client_.reset(); }
+
+  bool HadOneBidiStream() { return service_.bidi_stream_count() == 1; }
+
+  bool HadOneResponseStream() { return service_.response_stream_count() == 1; }
+
+ private:
+  std::unique_ptr<SubProcess> client_;
+  ServiceImpl service_;
+};
+
+TEST_F(CrashTest, ResponseStream) {
+  auto server = CreateServerAndClient("response");
+
+  gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                               gpr_time_from_seconds(5, GPR_TIMESPAN)));
+  KillClient();
+  server->Shutdown();
+  GPR_ASSERT(HadOneResponseStream());
+}
+
+TEST_F(CrashTest, BidiStream) {
+  auto server = CreateServerAndClient("bidi");
+
+  gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                               gpr_time_from_seconds(5, GPR_TIMESPAN)));
+  KillClient();
+  server->Shutdown();
+  GPR_ASSERT(HadOneBidiStream());
+}
+
+}  // namespace
+
+}  // namespace testing
+}  // namespace grpc
+
+int main(int argc, char** argv) {
+  std::string me = argv[0];
+  auto lslash = me.rfind('/');
+  if (lslash != std::string::npos) {
+    g_root = me.substr(0, lslash);
+  } else {
+    g_root = ".";
+  }
+
+  grpc_test_init(argc, argv);
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}