vgc unit tests part 2

Change-Id: Iec7e27c73f90b5d40d36b52a4b71e97cf166798c
diff --git a/internal/test/mocks/mock_packet.go b/internal/test/mocks/mock_packet.go
new file mode 100644
index 0000000..3076ee5
--- /dev/null
+++ b/internal/test/mocks/mock_packet.go
@@ -0,0 +1,333 @@
+/*
+* Copyright 2022-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.
+ */
+
+// Code generated by MockGen. DO NOT EDIT.
+// Source: /home/vinod/go/src/gerrit.opencord.org/voltha-go-controller/vendor/github.com/google/gopacket/packet.go
+
+// Package mock_gopacket is a generated GoMock package.
+package mocks
+
+import (
+	reflect "reflect"
+
+	gomock "github.com/golang/mock/gomock"
+	gopacket "github.com/google/gopacket"
+)
+
+// MockPacket is a mock of Packet interface.
+type MockPacket struct {
+	ctrl     *gomock.Controller
+	recorder *MockPacketMockRecorder
+}
+
+// MockPacketMockRecorder is the mock recorder for MockPacket.
+type MockPacketMockRecorder struct {
+	mock *MockPacket
+}
+
+// NewMockPacket creates a new mock instance.
+func NewMockPacket(ctrl *gomock.Controller) *MockPacket {
+	mock := &MockPacket{ctrl: ctrl}
+	mock.recorder = &MockPacketMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockPacket) EXPECT() *MockPacketMockRecorder {
+	return m.recorder
+}
+
+// ApplicationLayer mocks base method.
+func (m *MockPacket) ApplicationLayer() gopacket.ApplicationLayer {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "ApplicationLayer")
+	ret0, _ := ret[0].(gopacket.ApplicationLayer)
+	return ret0
+}
+
+// ApplicationLayer indicates an expected call of ApplicationLayer.
+func (mr *MockPacketMockRecorder) ApplicationLayer() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ApplicationLayer", reflect.TypeOf((*MockPacket)(nil).ApplicationLayer))
+}
+
+// Data mocks base method.
+func (m *MockPacket) Data() []byte {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Data")
+	ret0, _ := ret[0].([]byte)
+	return ret0
+}
+
+// Data indicates an expected call of Data.
+func (mr *MockPacketMockRecorder) Data() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Data", reflect.TypeOf((*MockPacket)(nil).Data))
+}
+
+// Dump mocks base method.
+func (m *MockPacket) Dump() string {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Dump")
+	ret0, _ := ret[0].(string)
+	return ret0
+}
+
+// Dump indicates an expected call of Dump.
+func (mr *MockPacketMockRecorder) Dump() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Dump", reflect.TypeOf((*MockPacket)(nil).Dump))
+}
+
+// ErrorLayer mocks base method.
+func (m *MockPacket) ErrorLayer() gopacket.ErrorLayer {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "ErrorLayer")
+	ret0, _ := ret[0].(gopacket.ErrorLayer)
+	return ret0
+}
+
+// ErrorLayer indicates an expected call of ErrorLayer.
+func (mr *MockPacketMockRecorder) ErrorLayer() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ErrorLayer", reflect.TypeOf((*MockPacket)(nil).ErrorLayer))
+}
+
+// Layer mocks base method.
+func (m *MockPacket) Layer(arg0 gopacket.LayerType) gopacket.Layer {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Layer", arg0)
+	ret0, _ := ret[0].(gopacket.Layer)
+	return ret0
+}
+
+// Layer indicates an expected call of Layer.
+func (mr *MockPacketMockRecorder) Layer(arg0 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Layer", reflect.TypeOf((*MockPacket)(nil).Layer), arg0)
+}
+
+// LayerClass mocks base method.
+func (m *MockPacket) LayerClass(arg0 gopacket.LayerClass) gopacket.Layer {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "LayerClass", arg0)
+	ret0, _ := ret[0].(gopacket.Layer)
+	return ret0
+}
+
+// LayerClass indicates an expected call of LayerClass.
+func (mr *MockPacketMockRecorder) LayerClass(arg0 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "LayerClass", reflect.TypeOf((*MockPacket)(nil).LayerClass), arg0)
+}
+
+// Layers mocks base method.
+func (m *MockPacket) Layers() []gopacket.Layer {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Layers")
+	ret0, _ := ret[0].([]gopacket.Layer)
+	return ret0
+}
+
+// Layers indicates an expected call of Layers.
+func (mr *MockPacketMockRecorder) Layers() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Layers", reflect.TypeOf((*MockPacket)(nil).Layers))
+}
+
+// LinkLayer mocks base method.
+func (m *MockPacket) LinkLayer() gopacket.LinkLayer {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "LinkLayer")
+	ret0, _ := ret[0].(gopacket.LinkLayer)
+	return ret0
+}
+
+// LinkLayer indicates an expected call of LinkLayer.
+func (mr *MockPacketMockRecorder) LinkLayer() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "LinkLayer", reflect.TypeOf((*MockPacket)(nil).LinkLayer))
+}
+
+// Metadata mocks base method.
+func (m *MockPacket) Metadata() *gopacket.PacketMetadata {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Metadata")
+	ret0, _ := ret[0].(*gopacket.PacketMetadata)
+	return ret0
+}
+
+// Metadata indicates an expected call of Metadata.
+func (mr *MockPacketMockRecorder) Metadata() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Metadata", reflect.TypeOf((*MockPacket)(nil).Metadata))
+}
+
+// NetworkLayer mocks base method.
+func (m *MockPacket) NetworkLayer() gopacket.NetworkLayer {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "NetworkLayer")
+	ret0, _ := ret[0].(gopacket.NetworkLayer)
+	return ret0
+}
+
+// NetworkLayer indicates an expected call of NetworkLayer.
+func (mr *MockPacketMockRecorder) NetworkLayer() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "NetworkLayer", reflect.TypeOf((*MockPacket)(nil).NetworkLayer))
+}
+
+// String mocks base method.
+func (m *MockPacket) String() string {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "String")
+	ret0, _ := ret[0].(string)
+	return ret0
+}
+
+// String indicates an expected call of String.
+func (mr *MockPacketMockRecorder) String() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "String", reflect.TypeOf((*MockPacket)(nil).String))
+}
+
+// TransportLayer mocks base method.
+func (m *MockPacket) TransportLayer() gopacket.TransportLayer {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "TransportLayer")
+	ret0, _ := ret[0].(gopacket.TransportLayer)
+	return ret0
+}
+
+// TransportLayer indicates an expected call of TransportLayer.
+func (mr *MockPacketMockRecorder) TransportLayer() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "TransportLayer", reflect.TypeOf((*MockPacket)(nil).TransportLayer))
+}
+
+// MockDumper is a mock of Dumper interface.
+type MockDumper struct {
+	ctrl     *gomock.Controller
+	recorder *MockDumperMockRecorder
+}
+
+// MockDumperMockRecorder is the mock recorder for MockDumper.
+type MockDumperMockRecorder struct {
+	mock *MockDumper
+}
+
+// NewMockDumper creates a new mock instance.
+func NewMockDumper(ctrl *gomock.Controller) *MockDumper {
+	mock := &MockDumper{ctrl: ctrl}
+	mock.recorder = &MockDumperMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockDumper) EXPECT() *MockDumperMockRecorder {
+	return m.recorder
+}
+
+// Dump mocks base method.
+func (m *MockDumper) Dump() string {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Dump")
+	ret0, _ := ret[0].(string)
+	return ret0
+}
+
+// Dump indicates an expected call of Dump.
+func (mr *MockDumperMockRecorder) Dump() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Dump", reflect.TypeOf((*MockDumper)(nil).Dump))
+}
+
+// MockPacketDataSource is a mock of PacketDataSource interface.
+type MockPacketDataSource struct {
+	ctrl     *gomock.Controller
+	recorder *MockPacketDataSourceMockRecorder
+}
+
+// MockPacketDataSourceMockRecorder is the mock recorder for MockPacketDataSource.
+type MockPacketDataSourceMockRecorder struct {
+	mock *MockPacketDataSource
+}
+
+// NewMockPacketDataSource creates a new mock instance.
+func NewMockPacketDataSource(ctrl *gomock.Controller) *MockPacketDataSource {
+	mock := &MockPacketDataSource{ctrl: ctrl}
+	mock.recorder = &MockPacketDataSourceMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockPacketDataSource) EXPECT() *MockPacketDataSourceMockRecorder {
+	return m.recorder
+}
+
+// ReadPacketData mocks base method.
+func (m *MockPacketDataSource) ReadPacketData() ([]byte, gopacket.CaptureInfo, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "ReadPacketData")
+	ret0, _ := ret[0].([]byte)
+	ret1, _ := ret[1].(gopacket.CaptureInfo)
+	ret2, _ := ret[2].(error)
+	return ret0, ret1, ret2
+}
+
+// ReadPacketData indicates an expected call of ReadPacketData.
+func (mr *MockPacketDataSourceMockRecorder) ReadPacketData() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ReadPacketData", reflect.TypeOf((*MockPacketDataSource)(nil).ReadPacketData))
+}
+
+// MockZeroCopyPacketDataSource is a mock of ZeroCopyPacketDataSource interface.
+type MockZeroCopyPacketDataSource struct {
+	ctrl     *gomock.Controller
+	recorder *MockZeroCopyPacketDataSourceMockRecorder
+}
+
+// MockZeroCopyPacketDataSourceMockRecorder is the mock recorder for MockZeroCopyPacketDataSource.
+type MockZeroCopyPacketDataSourceMockRecorder struct {
+	mock *MockZeroCopyPacketDataSource
+}
+
+// NewMockZeroCopyPacketDataSource creates a new mock instance.
+func NewMockZeroCopyPacketDataSource(ctrl *gomock.Controller) *MockZeroCopyPacketDataSource {
+	mock := &MockZeroCopyPacketDataSource{ctrl: ctrl}
+	mock.recorder = &MockZeroCopyPacketDataSourceMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockZeroCopyPacketDataSource) EXPECT() *MockZeroCopyPacketDataSourceMockRecorder {
+	return m.recorder
+}
+
+// ZeroCopyReadPacketData mocks base method.
+func (m *MockZeroCopyPacketDataSource) ZeroCopyReadPacketData() ([]byte, gopacket.CaptureInfo, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "ZeroCopyReadPacketData")
+	ret0, _ := ret[0].([]byte)
+	ret1, _ := ret[1].(gopacket.CaptureInfo)
+	ret2, _ := ret[2].(error)
+	return ret0, ret1, ret2
+}
+
+// ZeroCopyReadPacketData indicates an expected call of ZeroCopyReadPacketData.
+func (mr *MockZeroCopyPacketDataSourceMockRecorder) ZeroCopyReadPacketData() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ZeroCopyReadPacketData", reflect.TypeOf((*MockZeroCopyPacketDataSource)(nil).ZeroCopyReadPacketData))
+}