Add initial support for provisioning and removing services, getting service data

Change-Id: Ie49206d788a202e70a8d64f083c3f85b92ced8fb
diff --git a/internal/core/adapter.go b/internal/core/adapter.go
index 6a59650..5e19753 100644
--- a/internal/core/adapter.go
+++ b/internal/core/adapter.go
@@ -30,13 +30,13 @@
 
 type VolthaYangAdapter struct {
 	volthaNbiClient *clients.VolthaNbiClient
-	oltAppClient    *clients.OltAppClient
+	onosClient      *clients.OnosClient
 }
 
-func NewVolthaYangAdapter(nbiClient *clients.VolthaNbiClient, oltClient *clients.OltAppClient) *VolthaYangAdapter {
+func NewVolthaYangAdapter(nbiClient *clients.VolthaNbiClient, onosClient *clients.OnosClient) *VolthaYangAdapter {
 	return &VolthaYangAdapter{
 		volthaNbiClient: nbiClient,
-		oltAppClient:    oltClient,
+		onosClient:      onosClient,
 	}
 }
 
@@ -58,7 +58,7 @@
 			if err != nil {
 				return nil, fmt.Errorf("get-onu-ports-failed: %v", err)
 			}
-			logger.Debugw(ctx, "get-ports-success", log.Fields{"deviceId": device.Id, "ports": ports})
+			logger.Debugw(ctx, "get-onu-ports-success", log.Fields{"deviceId": device.Id, "ports": ports})
 
 			portsItems, err := translateOnuPorts(device.Id, ports)
 			if err != nil {
@@ -75,3 +75,114 @@
 
 	return items, nil
 }
+
+func (t *VolthaYangAdapter) GetVlans(ctx context.Context) ([]YangItem, error) {
+	services, err := t.onosClient.GetProgrammedSubscribers()
+	if err != nil {
+		return nil, fmt.Errorf("get-programmed-subscribers-failed: %v", err)
+	}
+	logger.Debugw(ctx, "get-programmed-subscribers-success", log.Fields{"services": services})
+
+	//No need for other requests if there are no services
+	if len(services) == 0 {
+		return []YangItem{}, nil
+	}
+
+	ports, err := t.onosClient.GetPorts()
+	if err != nil {
+		return nil, fmt.Errorf("get-onos-ports-failed: %v", err)
+	}
+	logger.Debugw(ctx, "get-onos-ports-success", log.Fields{"ports": ports})
+
+	items, err := translateVlans(services, ports)
+	if err != nil {
+		return nil, fmt.Errorf("cannot-translate-vlans: %v", err)
+	}
+
+	return items, nil
+}
+
+func (t *VolthaYangAdapter) GetBandwidthProfiles(ctx context.Context) ([]YangItem, error) {
+	services, err := t.onosClient.GetProgrammedSubscribers()
+	if err != nil {
+		return nil, fmt.Errorf("get-programmed-subscribers-failed: %v", err)
+	}
+	logger.Debugw(ctx, "get-programmed-subscribers-success", log.Fields{"services": services})
+
+	//No need for other requests if there are no services
+	if len(services) == 0 {
+		return []YangItem{}, nil
+	}
+
+	bwProfilesMap := map[string]bool{}
+	bwProfiles := []clients.BandwidthProfile{}
+
+	for _, service := range services {
+		//Get information on downstream bw profile if new
+		if _, ok := bwProfilesMap[service.TagInfo.DownstreamBandwidthProfile]; !ok {
+			bw, err := t.onosClient.GetBandwidthProfile(service.TagInfo.DownstreamBandwidthProfile)
+			if err != nil {
+				return nil, fmt.Errorf("get-bw-profile-failed: %s %v", service.TagInfo.DownstreamBandwidthProfile, err)
+			}
+			logger.Debugw(ctx, "get-bw-profile-success", log.Fields{"bwProfile": bw})
+
+			bwProfiles = append(bwProfiles, *bw)
+			bwProfilesMap[service.TagInfo.DownstreamBandwidthProfile] = true
+		}
+
+		//Get information on upstream bw profile if new
+		if _, ok := bwProfilesMap[service.TagInfo.UpstreamBandwidthProfile]; !ok {
+			bw, err := t.onosClient.GetBandwidthProfile(service.TagInfo.UpstreamBandwidthProfile)
+			if err != nil {
+				return nil, fmt.Errorf("get-bw-profile-failed: %s %v", service.TagInfo.UpstreamBandwidthProfile, err)
+			}
+			logger.Debugw(ctx, "get-bw-profile-success", log.Fields{"bwProfile": bw})
+
+			bwProfiles = append(bwProfiles, *bw)
+			bwProfilesMap[service.TagInfo.UpstreamBandwidthProfile] = true
+		}
+	}
+
+	items, err := translateBandwidthProfiles(bwProfiles)
+	if err != nil {
+		return nil, fmt.Errorf("cannot-translate-bandwidth-profiles: %v", err)
+	}
+
+	return items, nil
+}
+
+func (t *VolthaYangAdapter) GetServices(ctx context.Context) ([]YangItem, error) {
+	services, err := t.onosClient.GetProgrammedSubscribers()
+	if err != nil {
+		return nil, fmt.Errorf("get-programmed-subscribers-failed: %v", err)
+	}
+	logger.Debugw(ctx, "get-programmed-subscribers-success", log.Fields{"services": services})
+
+	//No need for other requests if there are no services
+	if len(services) == 0 {
+		return []YangItem{}, nil
+	}
+
+	ports, err := t.onosClient.GetPorts()
+	if err != nil {
+		return nil, fmt.Errorf("get-onos-ports-failed: %v", err)
+	}
+	logger.Debugw(ctx, "get-onos-ports-success", log.Fields{"ports": ports})
+
+	items, err := translateServices(services, ports)
+	if err != nil {
+		return nil, fmt.Errorf("cannot-translate-services: %v", err)
+	}
+
+	return items, nil
+}
+
+func (t *VolthaYangAdapter) ProvisionService(portName string, sTag string, cTag string, technologyProfileId string) error {
+	_, err := t.onosClient.ProvisionService(portName, sTag, cTag, technologyProfileId)
+	return err
+}
+
+func (t *VolthaYangAdapter) RemoveService(portName string, sTag string, cTag string, technologyProfileId string) error {
+	_, err := t.onosClient.RemoveService(portName, sTag, cTag, technologyProfileId)
+	return err
+}
diff --git a/internal/core/translation.go b/internal/core/translation.go
index ef6582d..623e261 100644
--- a/internal/core/translation.go
+++ b/internal/core/translation.go
@@ -18,8 +18,10 @@
 
 import (
 	"fmt"
+	"strconv"
 	"time"
 
+	"github.com/opencord/voltha-northbound-bbf-adapter/internal/clients"
 	"github.com/opencord/voltha-protos/v5/go/common"
 	"github.com/opencord/voltha-protos/v5/go/voltha"
 )
@@ -28,6 +30,15 @@
 	DeviceAggregationModule = "bbf-device-aggregation"
 	DevicesPath             = "/" + DeviceAggregationModule + ":devices"
 
+	ServiceProfileModule = "bbf-nt-service-profile"
+	ServiceProfilesPath  = "/" + ServiceProfileModule + ":service-profiles"
+
+	VlansModule = "bbf-l2-access-attributes"
+	VlansPath   = "/" + VlansModule + ":vlan-translation-profiles"
+
+	BandwidthProfileModule = "bbf-nt-line-profile"
+	BandwidthProfilesPath  = "/" + BandwidthProfileModule + ":line-bandwidth-profiles"
+
 	//Device types
 	DeviceTypeOlt = "bbf-device-types:olt"
 	DeviceTypeOnu = "bbf-device-types:onu"
@@ -49,6 +60,10 @@
 	eventContextKeyPonId = "pon-id"
 	eventContextKeyOnuSn = "serial-number"
 	eventContextKeyOltSn = "olt-serial-number"
+
+	//Values to allow any VLAN ID
+	YangVlanIdAny   = "any"
+	VolthaVlanIdAny = 4096
 )
 
 type YangItem struct {
@@ -66,6 +81,16 @@
 	return fmt.Sprintf("%s/device[name='%s']/data/ietf-hardware:hardware/component[name='%s']", DevicesPath, id, id)
 }
 
+//GetServicePortPath returns the yang path to a service's port node
+func GetServicePortPath(serviceName string, portName string) string {
+	return fmt.Sprintf("%s/service-profile[name='%s']/ports/port[name='%s']", ServiceProfilesPath, serviceName, portName)
+}
+
+//GetVlansPath returns the yang path to a vlan translation profile's root node
+func GetVlansPath(serviceName string) string {
+	return fmt.Sprintf("%s/vlan-translation-profile[name='%s']", VlansPath, serviceName)
+}
+
 //ietfHardwareAdminState returns the string that represents the ietf-hardware admin state
 //enum value corresponding to the one of VOLTHA
 func ietfHardwareAdminState(volthaAdminState voltha.AdminState_Types) string {
@@ -146,10 +171,20 @@
 		})
 	} else {
 		//ONU
-		result = append(result, YangItem{
-			Path:  devicePath + "/type",
-			Value: DeviceTypeOnu,
-		})
+		result = append(result, []YangItem{
+			{
+				Path:  devicePath + "/type",
+				Value: DeviceTypeOnu,
+			},
+			{
+				Path:  hardwarePath + "/parent",
+				Value: device.ParentId,
+			},
+			{
+				Path:  hardwarePath + "/parent-rel-pos",
+				Value: strconv.FormatUint(uint64(device.ParentPortNo), 10),
+			},
+		}...)
 	}
 
 	//Vendor name
@@ -284,3 +319,193 @@
 
 	return notification, channelTermination, nil
 }
+
+//translateServices returns a slice of yang items that represent the currently programmed services
+func translateServices(subscribers []clients.ProgrammedSubscriber, ports []clients.OnosPort) ([]YangItem, error) {
+	//Create a map of port IDs to port names
+	//e.g. of:00000a0a0a0a0a0a/256 to BBSM000a0001-1
+	portNames := map[string]string{}
+
+	for _, port := range ports {
+		portId := fmt.Sprintf("%s/%s", port.Element, port.Port)
+		name, ok := port.Annotations["portName"]
+		if ok {
+			portNames[portId] = name
+		}
+	}
+
+	result := []YangItem{}
+
+	for _, subscriber := range subscribers {
+		portName, ok := portNames[subscriber.Location]
+		if !ok {
+			return nil, fmt.Errorf("no-port-name-for-location: %s", subscriber.Location)
+		}
+
+		serviceName := fmt.Sprintf("%s-%s", portName, subscriber.TagInfo.ServiceName)
+
+		portPath := GetServicePortPath(serviceName, portName)
+
+		if subscriber.TagInfo.ConfiguredMacAddress != "" {
+			result = append(result, YangItem{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:configured-mac-address",
+				Value: subscriber.TagInfo.ConfiguredMacAddress,
+			})
+		}
+
+		result = append(result, []YangItem{
+			{
+				Path:  fmt.Sprintf("%s/port-vlans/port-vlan[name='%s']", portPath, serviceName),
+				Value: "",
+			},
+			{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:technology-profile-id",
+				Value: strconv.Itoa(subscriber.TagInfo.TechnologyProfileID),
+			},
+			{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:downstream-subscriber-bp-name",
+				Value: subscriber.TagInfo.DownstreamBandwidthProfile,
+			},
+			{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:upstream-subscriber-bp-name",
+				Value: subscriber.TagInfo.UpstreamBandwidthProfile,
+			},
+			{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:mac-learning-enabled",
+				Value: strconv.FormatBool(subscriber.TagInfo.EnableMacLearning),
+			},
+			{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:dhcp-required",
+				Value: strconv.FormatBool(subscriber.TagInfo.IsDhcpRequired),
+			},
+			{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:igmp-required",
+				Value: strconv.FormatBool(subscriber.TagInfo.IsIgmpRequired),
+			},
+			{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:pppoe-required",
+				Value: strconv.FormatBool(subscriber.TagInfo.IsPPPoERequired),
+			},
+		}...)
+
+		if subscriber.TagInfo.UpstreamOltBandwidthProfile != "" {
+			result = append(result, YangItem{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:upstream-olt-bp-name",
+				Value: subscriber.TagInfo.UpstreamOltBandwidthProfile,
+			})
+		}
+
+		if subscriber.TagInfo.DownstreamOltBandwidthProfile != "" {
+			result = append(result, YangItem{
+				Path:  portPath + "/bbf-nt-service-profile-voltha:downstream-olt-bp-name",
+				Value: subscriber.TagInfo.UpstreamOltBandwidthProfile,
+			})
+		}
+	}
+
+	return result, nil
+}
+
+//translateVlans returns a slice of yang items that represent the vlans used by programmed services
+func translateVlans(subscribers []clients.ProgrammedSubscriber, ports []clients.OnosPort) ([]YangItem, error) {
+	//Create a map of port IDs to port names
+	//e.g. of:00000a0a0a0a0a0a/256 to BBSM000a0001-1
+	portNames := map[string]string{}
+
+	for _, port := range ports {
+		portId := fmt.Sprintf("%s/%s", port.Element, port.Port)
+		name, ok := port.Annotations["portName"]
+		if ok {
+			portNames[portId] = name
+		}
+	}
+
+	result := []YangItem{}
+
+	for _, subscriber := range subscribers {
+		portName, ok := portNames[subscriber.Location]
+		if !ok {
+			return nil, fmt.Errorf("no-port-name-for-location: %s", subscriber.Location)
+		}
+
+		serviceName := fmt.Sprintf("%s-%s", portName, subscriber.TagInfo.ServiceName)
+
+		vlansPath := GetVlansPath(serviceName)
+
+		uniTagMatch := YangVlanIdAny
+		sTag := YangVlanIdAny
+		cTag := YangVlanIdAny
+
+		if subscriber.TagInfo.UniTagMatch != VolthaVlanIdAny {
+			uniTagMatch = strconv.Itoa(subscriber.TagInfo.UniTagMatch)
+		}
+		if subscriber.TagInfo.PonSTag != VolthaVlanIdAny {
+			sTag = strconv.Itoa(subscriber.TagInfo.PonSTag)
+		}
+		if subscriber.TagInfo.PonCTag != VolthaVlanIdAny {
+			cTag = strconv.Itoa(subscriber.TagInfo.PonCTag)
+		}
+
+		if subscriber.TagInfo.UniTagMatch > 0 {
+			result = append(result, []YangItem{
+				{
+					Path:  vlansPath + "/match-criteria/outer-tag/vlan-id",
+					Value: uniTagMatch,
+				},
+				{
+					Path:  vlansPath + "/match-criteria/second-tag/vlan-id",
+					Value: "any",
+				},
+			}...)
+		}
+
+		if subscriber.TagInfo.UsPonSTagPriority >= 0 {
+			result = append(result, YangItem{
+				Path:  vlansPath + "/ingress-rewrite/push-outer-tag/pbit",
+				Value: strconv.Itoa(subscriber.TagInfo.UsPonSTagPriority),
+			})
+		}
+		if subscriber.TagInfo.DsPonSTagPriority >= 0 {
+			result = append(result, YangItem{
+				Path:  vlansPath + "/ingress-rewrite/push-outer-tag/bbf-voltha-vlan-translation:dpbit",
+				Value: strconv.Itoa(subscriber.TagInfo.DsPonSTagPriority),
+			})
+		}
+		if subscriber.TagInfo.UsPonCTagPriority >= 0 {
+			result = append(result, YangItem{
+				Path:  vlansPath + "/ingress-rewrite/push-second-tag/pbit",
+				Value: strconv.Itoa(subscriber.TagInfo.UsPonCTagPriority),
+			})
+		}
+		if subscriber.TagInfo.DsPonCTagPriority >= 0 {
+			result = append(result, YangItem{
+				Path:  vlansPath + "/ingress-rewrite/push-second-tag/bbf-voltha-vlan-translation:dpbit",
+				Value: strconv.Itoa(subscriber.TagInfo.DsPonCTagPriority),
+			})
+		}
+
+		result = append(result, []YangItem{
+			{
+				Path:  vlansPath + "/ingress-rewrite/push-outer-tag/vlan-id",
+				Value: sTag,
+			},
+			{
+				Path:  vlansPath + "/ingress-rewrite/push-second-tag/vlan-id",
+				Value: cTag,
+			},
+		}...)
+	}
+
+	return result, nil
+}
+
+//translateBandwidthProfiles returns a slice of yang items that represent the bandwidth profiles used by programmed services
+func translateBandwidthProfiles(bwProfiles []clients.BandwidthProfile) ([]YangItem, error) {
+	result := []YangItem{}
+
+	//TODO: The best way to translate this information is still under discussion, but the code
+	// to retrieve it is ready. Since this is not fundamental at the moment, an empty slice is
+	// returned, and the correct translation can be added here at a later time.
+
+	return result, nil
+}
diff --git a/internal/core/translation_test.go b/internal/core/translation_test.go
index 41dc1dc..837acd9 100644
--- a/internal/core/translation_test.go
+++ b/internal/core/translation_test.go
@@ -21,6 +21,7 @@
 	"testing"
 	"time"
 
+	"github.com/opencord/voltha-northbound-bbf-adapter/internal/clients"
 	"github.com/opencord/voltha-protos/v5/go/openflow_13"
 	"github.com/opencord/voltha-protos/v5/go/voltha"
 	"github.com/stretchr/testify/assert"
@@ -43,7 +44,22 @@
 
 func TestDevicePath(t *testing.T) {
 	path := getDevicePath(testDeviceId)
-	assert.Equal(t, fmt.Sprintf("/bbf-device-aggregation:devices/device[name='%s']", testDeviceId), path)
+	assert.Equal(t, "/bbf-device-aggregation:devices/device[name='123145abcdef']", path)
+}
+
+func TestDeviceHardwarePath(t *testing.T) {
+	path := getDeviceHardwarePath(testDeviceId)
+	assert.Equal(t, "/bbf-device-aggregation:devices/device[name='123145abcdef']/data/ietf-hardware:hardware/component[name='123145abcdef']", path)
+}
+
+func TestServicePortPath(t *testing.T) {
+	path := GetServicePortPath("testService", "testPort")
+	assert.Equal(t, "/bbf-nt-service-profile:service-profiles/service-profile[name='testService']/ports/port[name='testPort']", path)
+}
+
+func TestVlansPath(t *testing.T) {
+	path := GetVlansPath("testProfile")
+	assert.Equal(t, "/bbf-l2-access-attributes:vlan-translation-profiles/vlan-translation-profile[name='testProfile']", path)
 }
 
 func TestTranslateDevice(t *testing.T) {
@@ -115,6 +131,8 @@
 		FirmwareVersion: "v0.0.3",
 		AdminState:      voltha.AdminState_ENABLED,
 		OperStatus:      voltha.OperStatus_ACTIVE,
+		ParentId:        "abcdef1234",
+		ParentPortNo:    1,
 	}
 	items = translateDevice(onu)
 
@@ -154,6 +172,14 @@
 			Path:  onuHwPath + "/state/oper-state",
 			Value: ietfOperStateEnabled,
 		},
+		{
+			Path:  onuHwPath + "/parent",
+			Value: "abcdef1234",
+		},
+		{
+			Path:  onuHwPath + "/parent-rel-pos",
+			Value: "1",
+		},
 	}
 
 	assert.NotEmpty(t, items, "No ONU items")
@@ -297,3 +323,192 @@
 		assert.Equal(t, e.Value, val, "Wrong value for "+e.Path)
 	}
 }
+
+func TestTranslateServices(t *testing.T) {
+	subscribers := []clients.ProgrammedSubscriber{
+		{
+			Location: "of:00001/256",
+			TagInfo: clients.SadisUniTag{
+				UniTagMatch:                 100,
+				PonCTag:                     4096,
+				PonSTag:                     102,
+				TechnologyProfileID:         64,
+				UpstreamBandwidthProfile:    "BW1",
+				DownstreamBandwidthProfile:  "BW2",
+				UpstreamOltBandwidthProfile: "OLTBW",
+				IsDhcpRequired:              true,
+				IsIgmpRequired:              false,
+				IsPPPoERequired:             false,
+				ConfiguredMacAddress:        "00:11:22:33:44:55",
+				EnableMacLearning:           true,
+				UsPonCTagPriority:           1,
+				UsPonSTagPriority:           2,
+				DsPonCTagPriority:           3,
+				DsPonSTagPriority:           -1,
+				ServiceName:                 "testService",
+			},
+		},
+	}
+
+	ports := []clients.OnosPort{
+		{
+			Element: "of:00001",
+			Port:    "256",
+			Annotations: map[string]string{
+				"portName": "TESTPORT-1",
+			},
+		},
+		{
+			Element: "of:00001",
+			Port:    "257",
+			Annotations: map[string]string{
+				"portName": "TESTPORT-2",
+			},
+		},
+	}
+
+	servicesItesm, err := translateServices(subscribers, ports)
+	assert.Nil(t, err, "Translation error")
+
+	assert.NotEmpty(t, servicesItesm, "No services items")
+
+	servicePortPath := ServiceProfilesPath + "/service-profile[name='TESTPORT-1-testService']/ports/port[name='TESTPORT-1']"
+
+	expected := []YangItem{
+		{
+			Path:  servicePortPath + "/bbf-nt-service-profile-voltha:configured-mac-address",
+			Value: "00:11:22:33:44:55",
+		},
+		{
+			Path:  servicePortPath + "/bbf-nt-service-profile-voltha:upstream-subscriber-bp-name",
+			Value: "BW1",
+		},
+		{
+			Path:  servicePortPath + "/bbf-nt-service-profile-voltha:downstream-subscriber-bp-name",
+			Value: "BW2",
+		},
+		{
+			Path:  servicePortPath + "/bbf-nt-service-profile-voltha:upstream-olt-bp-name",
+			Value: "OLTBW",
+		},
+		{
+			Path:  servicePortPath + "/bbf-nt-service-profile-voltha:mac-learning-enabled",
+			Value: "true",
+		},
+		{
+			Path:  servicePortPath + "/bbf-nt-service-profile-voltha:dhcp-required",
+			Value: "true",
+		},
+		{
+			Path:  servicePortPath + "/bbf-nt-service-profile-voltha:igmp-required",
+			Value: "false",
+		},
+		{
+			Path:  servicePortPath + "/bbf-nt-service-profile-voltha:pppoe-required",
+			Value: "false",
+		},
+	}
+
+	_, ok := getItemWithPath(servicesItesm, servicePortPath+"/port-vlans/port-vlan[name='TESTPORT-1-testService']")
+	assert.True(t, ok, "No vlans leafref in services")
+
+	_, ok = getItemWithPath(servicesItesm, servicePortPath+"/bbf-nt-service-profile-voltha:downstream-olt-bp-name")
+	assert.False(t, ok, "Downstream OLT bandwidth profile should not be present")
+
+	for _, e := range expected {
+		val, ok := getItemWithPath(servicesItesm, e.Path)
+		assert.True(t, ok, e.Path+" missing for services")
+		assert.Equal(t, e.Value, val, "Wrong value for "+e.Path)
+	}
+}
+
+func TestTranslateVlans(t *testing.T) {
+	subscribers := []clients.ProgrammedSubscriber{
+		{
+			Location: "of:00001/256",
+			TagInfo: clients.SadisUniTag{
+				UniTagMatch:                 100,
+				PonCTag:                     4096,
+				PonSTag:                     102,
+				TechnologyProfileID:         64,
+				UpstreamBandwidthProfile:    "BW1",
+				DownstreamBandwidthProfile:  "BW2",
+				UpstreamOltBandwidthProfile: "OLTBW",
+				IsDhcpRequired:              true,
+				IsIgmpRequired:              false,
+				IsPPPoERequired:             false,
+				ConfiguredMacAddress:        "00:11:22:33:44:55",
+				EnableMacLearning:           true,
+				UsPonCTagPriority:           1,
+				UsPonSTagPriority:           2,
+				DsPonCTagPriority:           3,
+				DsPonSTagPriority:           -1,
+				ServiceName:                 "testService",
+			},
+		},
+	}
+
+	ports := []clients.OnosPort{
+		{
+			Element: "of:00001",
+			Port:    "256",
+			Annotations: map[string]string{
+				"portName": "TESTPORT-1",
+			},
+		},
+		{
+			Element: "of:00001",
+			Port:    "257",
+			Annotations: map[string]string{
+				"portName": "TESTPORT-2",
+			},
+		},
+	}
+
+	vlanItems, err := translateVlans(subscribers, ports)
+	assert.Nil(t, err, "Translation error")
+
+	assert.NotEmpty(t, vlanItems, "No vlans items")
+
+	vlanPath := VlansPath + "/vlan-translation-profile[name='TESTPORT-1-testService']"
+
+	expected := []YangItem{
+		{
+			Path:  vlanPath + "/match-criteria/outer-tag/vlan-id",
+			Value: "100",
+		},
+		{
+			Path:  vlanPath + "/ingress-rewrite/push-second-tag/vlan-id",
+			Value: "any",
+		},
+		{
+			Path:  vlanPath + "/ingress-rewrite/push-outer-tag/vlan-id",
+			Value: "102",
+		},
+		{
+			Path:  vlanPath + "/match-criteria/second-tag/vlan-id",
+			Value: "any",
+		},
+		{
+			Path:  vlanPath + "/ingress-rewrite/push-second-tag/pbit",
+			Value: "1",
+		},
+		{
+			Path:  vlanPath + "/ingress-rewrite/push-outer-tag/pbit",
+			Value: "2",
+		},
+		{
+			Path:  vlanPath + "/ingress-rewrite/push-second-tag/bbf-voltha-vlan-translation:dpbit",
+			Value: "3",
+		},
+	}
+
+	_, ok := getItemWithPath(vlanItems, vlanPath+"/ingress-rewrite/push-outer-tag/bbf-voltha-vlan-translation:dpbit")
+	assert.False(t, ok, "Pbit value should not be present")
+
+	for _, e := range expected {
+		val, ok := getItemWithPath(vlanItems, e.Path)
+		assert.True(t, ok, e.Path+" missing for vlans")
+		assert.Equal(t, e.Value, val, "Wrong value for "+e.Path)
+	}
+}