Implement both Publisher and Subscriber.

1 files changed, 129 insertions, 0 deletions

diff --git a/examples/tips/subscriber_test.cc b/examples/tips/subscriber_test.cc
new file mode 100644
index 0000000000..4894814252
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+++ b/examples/tips/subscriber_test.cc
@@ -0,0 +1,129 @@
+/*
+ *
+ * Copyright 2014, 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_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++/status.h>
+#include <gtest/gtest.h>
+
+#include "examples/tips/subscriber.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
+
+using grpc::ChannelInterface;
+
+namespace grpc {
+namespace testing {
+namespace {
+
+const char kTopic[] = "test topic";
+const char kSubscriptionName[] = "subscription name";
+
+class SubscriberServiceImpl : public tech::pubsub::SubscriberService::Service {
+ public:
+  Status CreateSubscription(ServerContext* context,
+                            const tech::pubsub::Subscription* request,
+                            tech::pubsub::Subscription* response) override {
+    EXPECT_EQ(request->topic(), kTopic);
+    EXPECT_EQ(request->name(), kSubscriptionName);
+    return Status::OK;
+  }
+
+  Status GetSubscription(ServerContext* context,
+                         const tech::pubsub::GetSubscriptionRequest* request,
+                         tech::pubsub::Subscription* response) override {
+    EXPECT_EQ(request->subscription(), kSubscriptionName);
+    response->set_topic(kTopic);
+    return Status::OK;
+  }
+
+};
+
+class SubscriberTest : public ::testing::Test {
+ protected:
+  // Setup a server and a client for SubscriberService.
+  void SetUp() override {
+    int port = grpc_pick_unused_port_or_die();
+    server_address_ << "localhost:" << port;
+    ServerBuilder builder;
+    builder.AddPort(server_address_.str());
+    builder.RegisterService(service_.service());
+    server_ = builder.BuildAndStart();
+
+    channel_ = CreateChannel(server_address_.str(), ChannelArguments());
+
+    subscriber_.reset(new grpc::examples::tips::Subscriber(channel_));
+  }
+
+  void TearDown() override {
+    server_->Shutdown();
+    subscriber_->Shutdown();
+  }
+
+  std::ostringstream server_address_;
+  std::unique_ptr<Server> server_;
+  SubscriberServiceImpl service_;
+
+  std::shared_ptr<ChannelInterface> channel_;
+
+  std::unique_ptr<grpc::examples::tips::Subscriber> subscriber_;
+};
+
+TEST_F(SubscriberTest, TestSubscriber) {
+  EXPECT_TRUE(subscriber_->CreateSubscription(kTopic,
+                                              kSubscriptionName).IsOk());
+
+  grpc::string topic;
+  EXPECT_TRUE(subscriber_->GetSubscription(kSubscriptionName,
+                                           &topic).IsOk());
+  EXPECT_EQ(topic, kTopic);
+}
+
+}  // namespace
+}  // namespace testing
+}  // namespace grpc
+
+int main(int argc, char** argv) {
+  grpc_test_init(argc, argv);
+  grpc_init();
+  ::testing::InitGoogleTest(&argc, argv);
+  gpr_log(GPR_INFO, "Start test ...");
+  int result = RUN_ALL_TESTS();
+  grpc_shutdown();
+  return result;
+}