Refactor BlimpConnection to TCPConnection

blimp/net/engine_connection_manager_unittest.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "blimp/net/engine_connection_manager.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
 
 #include "base/callback_helpers.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
-#include "blimp/net/blimp_connection.h"
 #include "blimp/net/blimp_transport.h"
 #include "blimp/net/common.h"
 #include "blimp/net/connection_error_observer.h"
+#include "blimp/net/tcp_client_transport.h"
+#include "blimp/net/tcp_connection.h"
 #include "blimp/net/test_common.h"
 #include "net/base/completion_callback.h"
 #include "net/base/io_buffer.h"
+#include "net/base/ip_address.h"
 #include "net/base/net_errors.h"
 #include "net/base/test_completion_callback.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::_;
 using testing::Eq;
 using testing::Return;
 using testing::SaveArg;
 
 namespace blimp {
 
 class EngineConnectionManagerTest : public testing::Test {
  public:
   EngineConnectionManagerTest()
-      : manager_(new EngineConnectionManager(&connection_handler_)) {}
+      : manager_(new EngineConnectionManager(&connection_handler_, nullptr)) {}
 
   ~EngineConnectionManagerTest() override {}
 
-  std::unique_ptr<BlimpConnection> CreateConnection() {
-    return base::MakeUnique<BlimpConnection>(
-        base::MakeUnique<MessagePort>(base::MakeUnique<MockPacketReader>(),
-                                      base::MakeUnique<MockPacketWriter>()));
-  }
-
  protected:
   testing::StrictMock<MockConnectionHandler> connection_handler_;
   std::unique_ptr<EngineConnectionManager> manager_;
+  base::MessageLoopForIO message_loop_;
 };
 
 TEST_F(EngineConnectionManagerTest, ConnectionSucceeds) {
-  std::unique_ptr<testing::StrictMock<MockTransport>> transport1(
-      new testing::StrictMock<MockTransport>());
-  std::unique_ptr<testing::StrictMock<MockTransport>> transport2(
-      new testing::StrictMock<MockTransport>());
+  EXPECT_CALL(connection_handler_, HandleConnectionPtr(_)).Times(1);
 
-  net::CompletionCallback connect_cb_1;
-  net::CompletionCallback connect_cb_2;
-  EXPECT_CALL(*transport1, Connect(_))
-      .Times(2)
-      .WillRepeatedly(SaveArg<0>(&connect_cb_1));
-  EXPECT_CALL(*transport2, Connect(_))
-      .Times(2)
-      .WillRepeatedly(SaveArg<0>(&connect_cb_2));
+  net::IPAddress ip_addr(net::IPAddress::IPv4Localhost());
+  net::IPEndPoint engine_endpoint(ip_addr, 0);
 
-  std::unique_ptr<MessagePort> port1 =
-      base::MakeUnique<MessagePort>(base::MakeUnique<MockPacketReader>(),
-                                    base::MakeUnique<MockPacketWriter>());
-  std::unique_ptr<MessagePort> port2 =
-      base::MakeUnique<MessagePort>(base::MakeUnique<MockPacketReader>(),
-                                    base::MakeUnique<MockPacketWriter>());
-  EXPECT_CALL(connection_handler_, HandleConnectionPtr(_)).Times(2);
+  manager_->ConnectTransport(&engine_endpoint,
+                             EngineConnectionManager::EngineTransportType::TCP);
 
-  EXPECT_CALL(*transport1, TakeMessagePortPtr())
-      .WillOnce(Return(port1.release()));
-  EXPECT_CALL(*transport2, TakeMessagePortPtr())
-      .WillOnce(Return(port2.release()));
-
-  ASSERT_TRUE(connect_cb_1.is_null());
-  manager_->AddTransport(std::move(transport1));
-  ASSERT_FALSE(connect_cb_1.is_null());
-
-  ASSERT_TRUE(connect_cb_2.is_null());
-  manager_->AddTransport(std::move(transport2));
-  ASSERT_FALSE(connect_cb_2.is_null());
-
-  base::ResetAndReturn(&connect_cb_1).Run(net::OK);
-  base::ResetAndReturn(&connect_cb_2).Run(net::OK);
-  ASSERT_FALSE(connect_cb_1.is_null());
-  ASSERT_FALSE(connect_cb_2.is_null());
+  net::TestCompletionCallback connect_callback;
+  TCPClientTransport client(engine_endpoint, nullptr);
+  client.Connect(connect_callback.callback());
+  EXPECT_EQ(net::OK, connect_callback.WaitForResult());
 }
 
 }  // namespace blimp