1 files changed, 103 insertions, 0 deletions
diff --git a/test/cpp/interop/reconnect_interop_client.cc b/test/cpp/interop/reconnect_interop_client.cc
new file mode 100644
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+++ b/test/cpp/interop/reconnect_interop_client.cc
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+/*
+ *
+ * Copyright 2015, 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 <memory>
+#include <sstream>
+
+#include <grpc/grpc.h>
+#include <grpc/support/log.h>
+#include <gflags/gflags.h>
+#include <grpc++/channel_interface.h>
+#include <grpc++/client_context.h>
+#include <grpc++/status.h>
+#include "test/cpp/util/create_test_channel.h"
+#include "test/cpp/util/test_config.h"
+#include "test/proto/test.grpc.pb.h"
+#include "test/proto/empty.grpc.pb.h"
+#include "test/proto/messages.grpc.pb.h"
+
+DEFINE_int32(server_control_port, 0, "Server port for control rpcs.");
+DEFINE_int32(server_retry_port, 0, "Server port for testing reconnection.");
+DEFINE_string(server_host, "127.0.0.1", "Server host to connect to");
+
+using grpc::ChannelInterface;
+using grpc::ClientContext;
+using grpc::CreateTestChannel;
+using grpc::Status;
+using grpc::testing::Empty;
+using grpc::testing::ReconnectInfo;
+using grpc::testing::ReconnectService;
+
+int main(int argc, char** argv) {
+  grpc::testing::InitTest(&argc, &argv, true);
+  GPR_ASSERT(FLAGS_server_control_port);
+  GPR_ASSERT(FLAGS_server_retry_port);
+
+  std::ostringstream server_address;
+  server_address << FLAGS_server_host << ':' << FLAGS_server_control_port;
+  std::unique_ptr<ReconnectService::Stub> control_stub(
+      ReconnectService::NewStub(
+          CreateTestChannel(server_address.str(), false)));
+  ClientContext start_context;
+  Empty empty_request;
+  Empty empty_response;
+  Status start_status =
+      control_stub->Start(&start_context, empty_request, &empty_response);
+  GPR_ASSERT(start_status.ok());
+
+  gpr_log(GPR_INFO, "Starting connections with retries.");
+  server_address.str("");
+  server_address << FLAGS_server_host << ':' << FLAGS_server_retry_port;
+  std::shared_ptr<ChannelInterface> retry_channel =
+      CreateTestChannel(server_address.str(), true);
+  // About 13 retries.
+  const int kDeadlineSeconds = 540;
+  // Use any rpc to test retry.
+  std::unique_ptr<ReconnectService::Stub> retry_stub(
+      ReconnectService::NewStub(retry_channel));
+  ClientContext retry_context;
+  retry_context.set_deadline(std::chrono::system_clock::now() +
+                             std::chrono::seconds(kDeadlineSeconds));
+  Status retry_status =
+      retry_stub->Start(&retry_context, empty_request, &empty_response);
+  GPR_ASSERT(retry_status.error_code() == grpc::StatusCode::DEADLINE_EXCEEDED);
+  gpr_log(GPR_INFO, "Done retrying, getting final data from server");
+
+  ClientContext stop_context;
+  ReconnectInfo response;
+  Status stop_status =
+      control_stub->Stop(&stop_context, empty_request, &response);
+  GPR_ASSERT(stop_status.ok());
+  GPR_ASSERT(response.passed() == true);
+  return 0;
+}