diff --git a/mocks/mockEventproxy.go b/mocks/mockEventproxy.go
new file mode 100644
index 0000000..be3049a
--- /dev/null
+++ b/mocks/mockEventproxy.go
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+
+ * http://www.apache.org/licenses/LICENSE-2.0
+
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//Package mocks provides the mocks for openolt-adapter.
+package mocks
+
+import (
+	"errors"
+
+	"github.com/opencord/voltha-protos/go/voltha"
+)
+
+// MockEventProxy for mocking EventProxyIntf
+type MockEventProxy struct {
+}
+
+// SendDeviceEvent mocks the SendDeviceEvent function
+func (me *MockEventProxy) SendDeviceEvent(deviceEvent *voltha.DeviceEvent, category voltha.EventCategory_EventCategory,
+	subCategory voltha.EventSubCategory_EventSubCategory, raisedTs int64) error {
+	if raisedTs == 0 {
+		return errors.New("raisedTS cannot be zero")
+	}
+	return nil
+}