Add TestInterface methods for adding shill stub devices and services

chromeos/dbus/shill_device_client.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROMEOS_DBUS_SHILL_DEVICE_CLIENT_H_
 #define CHROMEOS_DBUS_SHILL_DEVICE_CLIENT_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 22 matching lines @@
 
 // ShillDeviceClient is used to communicate with the Shill Device service.
 // All methods should be called from the origin thread which initializes the
 // DBusThreadManager instance.
 class CHROMEOS_EXPORT ShillDeviceClient {
  public:
   typedef ShillClientHelper::PropertyChangedHandler PropertyChangedHandler;
   typedef ShillClientHelper::DictionaryValueCallback DictionaryValueCallback;
   typedef ShillClientHelper::ErrorCallback ErrorCallback;
 
+  // Interface for setting up devices for testing.
+  // Accessed through GetTestInterface(), only implemented in the Stub Impl.
+  class TestInterface {
+   public:
+    virtual void AddDevice(const std::string& device_path,
+                           const std::string& type,
+                           const std::string& object_path,
+                           const std::string& connection_path) = 0;
+    virtual void RemoveDevice(const std::string& device_path) = 0;
+    virtual void ClearDevices() = 0;
+
+   protected:
+    ~TestInterface() {}
+  };
+
   virtual ~ShillDeviceClient();
 
   // Factory function, creates a new instance which is owned by the caller.
   // For normal usage, access the singleton via DBusThreadManager::Get().
   static ShillDeviceClient* Create(DBusClientImplementationType type,
                                       dbus::Bus* bus);
 
   // Adds a property changed |observer| for the device at |device_path|.
   virtual void AddPropertyChangedObserver(
       const dbus::ObjectPath& device_path,
@@ skipping 91 matching lines @@
                         const base::Closure& callback,
                         const ErrorCallback& error_callback) = 0;
 
   // Calls the SetCarrier method.
   // |callback| is called after the method call finishes.
   virtual void SetCarrier(const dbus::ObjectPath& device_path,
                           const std::string& carrier,
                           const base::Closure& callback,
                           const ErrorCallback& error_callback) = 0;
 
+  // Returns an interface for testing (stub only), or returns NULL.
+  virtual TestInterface* GetTestInterface() = 0;
+
  protected:
   // Create() should be used instead.
   ShillDeviceClient();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ShillDeviceClient);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_SHILL_DEVICE_CLIENT_H_