blob: 46b7429651ab7fafb46ff7857ed66b53951645ac [file] [log] [blame]
/*
* Copyright (c) 2018 - present. Boling Consulting Solutions (bcsw.net)
* Copyright 2020-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 omci_test
import (
"github.com/google/gopacket"
. "github.com/opencord/omci-lib-go/v2"
me "github.com/opencord/omci-lib-go/v2/generated"
"github.com/stretchr/testify/assert"
"strings"
"testing"
)
func TestAttributeValueChangeDecode(t *testing.T) {
goodMessage := "0000110a0007000080004d4c2d33363236000000000000000000000000000000000000000000000000000028"
data, err := stringToPacket(goodMessage)
assert.NoError(t, err)
packet := gopacket.NewPacket(data, LayerTypeOMCI, gopacket.NoCopy)
assert.NotNil(t, packet)
omciLayer := packet.Layer(LayerTypeOMCI)
assert.NotNil(t, omciLayer)
omciMsg, ok := omciLayer.(*OMCI)
assert.True(t, ok)
assert.NotNil(t, omciMsg)
assert.Equal(t, LayerTypeOMCI, omciMsg.LayerType())
assert.Equal(t, LayerTypeOMCI, omciMsg.CanDecode())
assert.Equal(t, LayerTypeAttributeValueChange, omciMsg.NextLayerType())
assert.Equal(t, uint16(0x0), omciMsg.TransactionID)
assert.Equal(t, AttributeValueChangeType, omciMsg.MessageType)
assert.Equal(t, BaselineIdent, omciMsg.DeviceIdentifier)
assert.Equal(t, uint16(40), omciMsg.Length)
msgLayer := packet.Layer(LayerTypeAttributeValueChange)
assert.NotNil(t, msgLayer)
request, ok2 := msgLayer.(*AttributeValueChangeMsg)
assert.True(t, ok2)
assert.NotNil(t, request)
assert.Equal(t, LayerTypeAttributeValueChange, request.LayerType())
assert.Equal(t, LayerTypeAttributeValueChange, request.CanDecode())
assert.Equal(t, gopacket.LayerTypePayload, request.NextLayerType())
assert.Equal(t, uint16(0x8000), request.AttributeMask)
assert.Equal(t, me.SoftwareImageClassID, request.EntityClass)
assert.Equal(t, uint16(0), request.EntityInstance)
assert.Equal(t, []byte{
0x4d, 0x4c, 0x2d, 0x33, 0x36, 0x32, 0x36,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
request.Attributes["Version"])
// Verify string output for message
packetString := packet.String()
assert.NotZero(t, len(packetString))
}
func TestAttributeValueChangeSerialize(t *testing.T) {
goodMessage := "0000110a0007000080004d4c2d33363236000000000000000000000000000000000000000000000000000028"
omciLayer := &OMCI{
TransactionID: 0,
MessageType: AttributeValueChangeType,
// DeviceIdentifier: omci.BaselineIdent, // Optional, defaults to Baseline
// Length: 0x28, // Optional, defaults to 40 octets
}
request := &AttributeValueChangeMsg{
MeBasePacket: MeBasePacket{
EntityClass: me.SoftwareImageClassID,
EntityInstance: uint16(0),
},
AttributeMask: uint16(0x8000),
Attributes: me.AttributeValueMap{
"Version": []byte{
0x4d, 0x4c, 0x2d, 0x33, 0x36, 0x32, 0x36,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
},
},
}
// Test serialization back to former string
var options gopacket.SerializeOptions
options.FixLengths = true
buffer := gopacket.NewSerializeBuffer()
err := gopacket.SerializeLayers(buffer, options, omciLayer, request)
assert.NoError(t, err)
outgoingPacket := buffer.Bytes()
reconstituted := packetToString(outgoingPacket)
assert.Equal(t, strings.ToLower(goodMessage), reconstituted)
}
func TestAttributeValueChangeNonZeroTicSerialize(t *testing.T) {
omciLayer := &OMCI{
TransactionID: 1,
MessageType: AttributeValueChangeType,
}
request := &AttributeValueChangeMsg{
MeBasePacket: MeBasePacket{
EntityClass: me.SoftwareImageClassID,
EntityInstance: uint16(0),
},
AttributeMask: uint16(0x8000),
Attributes: me.AttributeValueMap{
"Version": []byte{
0x4d, 0x4c, 0x2d, 0x33, 0x36, 0x32, 0x36,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
},
},
}
// Test serialization back to former string
var options gopacket.SerializeOptions
options.FixLengths = true
buffer := gopacket.NewSerializeBuffer()
err := gopacket.SerializeLayers(buffer, options, omciLayer, request)
assert.Error(t, err)
}
func TestExtendedAttributeValueChangeDecode(t *testing.T) {
// Software Image Version (14 bytes) AVC
goodMessage := "0000110b00070000001080004d4c2d3336323600000000000000"
data, err := stringToPacket(goodMessage)
assert.NoError(t, err)
packet := gopacket.NewPacket(data, LayerTypeOMCI, gopacket.NoCopy)
assert.NotNil(t, packet)
omciLayer := packet.Layer(LayerTypeOMCI)
assert.NotNil(t, omciLayer)
omciMsg, ok := omciLayer.(*OMCI)
assert.True(t, ok)
assert.NotNil(t, omciMsg)
assert.Equal(t, LayerTypeOMCI, omciMsg.LayerType())
assert.Equal(t, LayerTypeOMCI, omciMsg.CanDecode())
assert.Equal(t, LayerTypeAttributeValueChange, omciMsg.NextLayerType())
assert.Equal(t, uint16(0x0), omciMsg.TransactionID)
assert.Equal(t, AttributeValueChangeType, omciMsg.MessageType)
assert.Equal(t, ExtendedIdent, omciMsg.DeviceIdentifier)
assert.Equal(t, uint16(2+14), omciMsg.Length)
msgLayer := packet.Layer(LayerTypeAttributeValueChange)
assert.NotNil(t, msgLayer)
request, ok2 := msgLayer.(*AttributeValueChangeMsg)
assert.True(t, ok2)
assert.NotNil(t, request)
assert.Equal(t, LayerTypeAttributeValueChange, request.LayerType())
assert.Equal(t, LayerTypeAttributeValueChange, request.CanDecode())
assert.Equal(t, gopacket.LayerTypePayload, request.NextLayerType())
assert.Equal(t, uint16(0x8000), request.AttributeMask)
assert.Equal(t, me.SoftwareImageClassID, request.EntityClass)
assert.Equal(t, uint16(0), request.EntityInstance)
assert.Equal(t, []byte{
0x4d, 0x4c, 0x2d, 0x33, 0x36, 0x32, 0x36,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, request.Attributes["Version"])
// Verify string output for message
packetString := packet.String()
assert.NotZero(t, len(packetString))
}
func TestExtendedAttributeValueChangeSerialize(t *testing.T) {
goodMessage := "0000110b00070000001080004d4c2d3336323600000000000000"
omciLayer := &OMCI{
TransactionID: 0,
MessageType: AttributeValueChangeType,
DeviceIdentifier: ExtendedIdent,
// Length parameter is optional for Extended message format serialization
// and if present it will be overwritten during the serialization with the
// actual value.
}
request := &AttributeValueChangeMsg{
MeBasePacket: MeBasePacket{
EntityClass: me.SoftwareImageClassID,
EntityInstance: uint16(0),
Extended: true,
},
AttributeMask: uint16(0x8000),
Attributes: me.AttributeValueMap{
"Version": []byte{
0x4d, 0x4c, 0x2d, 0x33, 0x36, 0x32, 0x36,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
},
},
}
// Test serialization back to former string
var options gopacket.SerializeOptions
options.FixLengths = true
buffer := gopacket.NewSerializeBuffer()
err := gopacket.SerializeLayers(buffer, options, omciLayer, request)
assert.NoError(t, err)
outgoingPacket := buffer.Bytes()
reconstituted := packetToString(outgoingPacket)
assert.Equal(t, strings.ToLower(goodMessage), reconstituted)
}