diff --git a/include/libcros/dbus-proxy-mocks.h b/include/libcros/dbus-proxy-mocks.h
new file mode 100644
index 0000000..97f614f
--- /dev/null
+++ b/include/libcros/dbus-proxy-mocks.h
@@ -0,0 +1,69 @@
+// Automatic generation of D-Bus interface mock proxies for:
+//  - org.chromium.LibCrosServiceInterface
+//  - org.chromium.UpdateEngineLibcrosProxyResolvedInterface
+#ifndef ____CHROMEOS_DBUS_BINDING___UPDATE_ENGINE_INCLUDE_LIBCROS_DBUS_PROXY_MOCKS_H
+#define ____CHROMEOS_DBUS_BINDING___UPDATE_ENGINE_INCLUDE_LIBCROS_DBUS_PROXY_MOCKS_H
+#include <string>
+#include <vector>
+
+#include <base/callback_forward.h>
+#include <base/logging.h>
+#include <base/macros.h>
+#include <brillo/any.h>
+#include <brillo/errors/error.h>
+#include <brillo/variant_dictionary.h>
+#include <gmock/gmock.h>
+
+#include "libcros/dbus-proxies.h"
+
+namespace org {
+namespace chromium {
+
+// Mock object for LibCrosServiceInterfaceProxyInterface.
+class LibCrosServiceInterfaceProxyMock : public LibCrosServiceInterfaceProxyInterface {
+ public:
+  LibCrosServiceInterfaceProxyMock() = default;
+
+  MOCK_METHOD5(ResolveNetworkProxy,
+               bool(const std::string& /*in_source_url*/,
+                    const std::string& /*in_signal_interface*/,
+                    const std::string& /*in_signal_name*/,
+                    brillo::ErrorPtr* /*error*/,
+                    int /*timeout_ms*/));
+  MOCK_METHOD6(ResolveNetworkProxyAsync,
+               void(const std::string& /*in_source_url*/,
+                    const std::string& /*in_signal_interface*/,
+                    const std::string& /*in_signal_name*/,
+                    const base::Callback<void()>& /*success_callback*/,
+                    const base::Callback<void(brillo::Error*)>& /*error_callback*/,
+                    int /*timeout_ms*/));
+  MOCK_CONST_METHOD0(GetObjectPath, const dbus::ObjectPath&());
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(LibCrosServiceInterfaceProxyMock);
+};
+}  // namespace chromium
+}  // namespace org
+
+namespace org {
+namespace chromium {
+
+// Mock object for UpdateEngineLibcrosProxyResolvedInterfaceProxyInterface.
+class UpdateEngineLibcrosProxyResolvedInterfaceProxyMock : public UpdateEngineLibcrosProxyResolvedInterfaceProxyInterface {
+ public:
+  UpdateEngineLibcrosProxyResolvedInterfaceProxyMock() = default;
+
+  MOCK_METHOD2(RegisterProxyResolvedSignalHandler,
+               void(const base::Callback<void(const std::string&,
+                                              const std::string&,
+                                              const std::string&)>& /*signal_callback*/,
+                    dbus::ObjectProxy::OnConnectedCallback /*on_connected_callback*/));
+  MOCK_CONST_METHOD0(GetObjectPath, const dbus::ObjectPath&());
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(UpdateEngineLibcrosProxyResolvedInterfaceProxyMock);
+};
+}  // namespace chromium
+}  // namespace org
+
+#endif  // ____CHROMEOS_DBUS_BINDING___UPDATE_ENGINE_INCLUDE_LIBCROS_DBUS_PROXY_MOCKS_H