Prepare ntcore for merge into allwpilib.

ntcore/src/test/native/cpp/MockConnectionNotifier.h

@@ -0,0 +1,30 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2017-2018. All Rights Reserved.                        */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#ifndef NTCORE_MOCKCONNECTIONNOTIFIER_H_
+#define NTCORE_MOCKCONNECTIONNOTIFIER_H_
+
+#include "IConnectionNotifier.h"
+#include "gmock/gmock.h"
+
+namespace nt {
+
+class MockConnectionNotifier : public IConnectionNotifier {
+ public:
+  MOCK_METHOD1(
+      Add,
+      unsigned int(
+          std::function<void(const ConnectionNotification& event)> callback));
+  MOCK_METHOD1(AddPolled, unsigned int(unsigned int poller_uid));
+  MOCK_METHOD3(NotifyConnection,
+               void(bool connected, const ConnectionInfo& conn_info,
+                    unsigned int only_listener));
+};
+
+}  // namespace nt
+
+#endif  // NTCORE_MOCKCONNECTIONNOTIFIER_H_