Refactor fake Connection subclasses in proximity_auth/ tests to a single file.

components/proximity_auth/fake_connection.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 "components/proximity_auth/fake_connection.h"
+
+#include "components/proximity_auth/wire_message.h"
+
+namespace proximity_auth {
+
+FakeConnection::FakeConnection(const RemoteDevice& remote_device)
+    : Connection(RemoteDevice()) {
+  Connect();
+}
+
+FakeConnection::~FakeConnection() {
+  Disconnect();
+}
+
+void FakeConnection::Connect() {
+  SetStatus(CONNECTED);
+}
+
+void FakeConnection::Disconnect() {
+  SetStatus(DISCONNECTED);
+}
+
+void FakeConnection::FinishSendingMessageWithSuccess(bool success) {
+  CHECK(current_message_);
+  // Capture a copy of the message, as OnDidSendMessage() might reentrantly
+  // call SendMessage().
+  scoped_ptr<WireMessage> sent_message = current_message_.Pass();
+  OnDidSendMessage(*sent_message, success);
+}
+
+void FakeConnection::ReceiveMessageWithPayload(const std::string& payload) {
+  pending_payload_ = payload;
+  OnBytesReceived(std::string());
+  pending_payload_.clear();
+}
+
+void FakeConnection::SendMessageImpl(scoped_ptr<WireMessage> message) {
+  CHECK(!current_message_);
+  current_message_ = message.Pass();
+}
+
+scoped_ptr<WireMessage> FakeConnection::DeserializeWireMessage(
+    bool* is_incomplete_message) {
+  *is_incomplete_message = false;
+  return make_scoped_ptr(new WireMessage(pending_payload_));
+}
+
+}  // namespace proximity_auth