pkg/ponresourcemanager/ponresourcemanager_test.go - voltha-lib-go - Gitiles

 /*
  * 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 ponresourcemanager

 import (
 	"context"
 	"encoding/json"
 	"errors"
 	"github.com/boljen/go-bitmap"
 	"github.com/opencord/voltha-lib-go/v5/pkg/db"
 	"github.com/opencord/voltha-lib-go/v5/pkg/db/kvstore"
 	"github.com/opencord/voltha-lib-go/v5/pkg/log"
 	"github.com/stretchr/testify/assert"
 	"strings"
 	"testing"
 	"time"
 )

 const (
 	GEM_POOL_PATH        = "gemport_id_pool"
 	RESERVED_GEM_PORT_ID = uint32(5)
 )

 // MockKVClient mocks the AdapterProxy interface.
 type MockResKVClient struct {
 	resourceMap map[string]interface{}
 }

 func newMockKvClient(ctx context.Context) *MockResKVClient {
 	var mockResKVClient MockResKVClient
 	mockResKVClient.resourceMap = make(map[string]interface{})
 	return &mockResKVClient
 }

 // List function implemented for KVClient.
 func (kvclient *MockResKVClient) List(ctx context.Context, key string) (map[string]*kvstore.KVPair, error) {
 	return nil, errors.New("key didn't find")
 }

 // Get mock function implementation for KVClient
 func (kvclient *MockResKVClient) Get(ctx context.Context, key string) (*kvstore.KVPair, error) {
 	logger.Debugw(ctx, "Get of MockKVClient called", log.Fields{"key": key})
 	if key != "" {
 		if strings.Contains(key, RESERVED_GEMPORT_IDS_PATH) {
 			logger.Debug(ctx, "Getting Key:", RESERVED_GEMPORT_IDS_PATH)
 			reservedGemPorts := []uint32{RESERVED_GEM_PORT_ID}
 			str, _ := json.Marshal(reservedGemPorts)
 			return kvstore.NewKVPair(key, str, "mock", 3000, 1), nil
 		}
 		if strings.Contains(key, GEM_POOL_PATH) {
 			logger.Debug(ctx, "Getting Key:", GEM_POOL_PATH)
 			resource := kvclient.resourceMap[key]
 			return kvstore.NewKVPair(key, resource, "mock", 3000, 1), nil
 		}
 		maps := make(map[string]*kvstore.KVPair)
 		maps[key] = &kvstore.KVPair{Key: key}
 		return maps[key], nil
 	}
 	return nil, errors.New("key didn't find")
 }

 // Put mock function implementation for KVClient
 func (kvclient *MockResKVClient) Put(ctx context.Context, key string, value interface{}) error {
 	if key != "" {
 		if strings.Contains(key, GEMPORT_ID_POOL_PATH) && value != nil {
 			kvclient.resourceMap[key] = value
 		}
 		return nil
 	}
 	return errors.New("key didn't find")
 }

 // Delete mock function implementation for KVClient
 func (kvclient *MockResKVClient) Delete(ctx context.Context, key string) error {
 	return nil
 }

 func (c *MockResKVClient) DeleteWithPrefix(ctx context.Context, prefixKey string) error {
 	return nil
 }

 // Reserve mock function implementation for KVClient
 func (kvclient *MockResKVClient) Reserve(ctx context.Context, key string, value interface{}, ttl time.Duration) (interface{}, error) {
 	return nil, errors.New("key didn't find")
 }

 // ReleaseReservation mock function implementation for KVClient
 func (kvclient *MockResKVClient) ReleaseReservation(ctx context.Context, key string) error {
 	return nil
 }

 // ReleaseAllReservations mock function implementation for KVClient
 func (kvclient *MockResKVClient) ReleaseAllReservations(ctx context.Context) error {
 	return nil
 }

 // RenewReservation mock function implementation for KVClient
 func (kvclient *MockResKVClient) RenewReservation(ctx context.Context, key string) error {
 	return nil
 }

 // Watch mock function implementation for KVClient
 func (kvclient *MockResKVClient) Watch(ctx context.Context, key string, withPrefix bool) chan *kvstore.Event {
 	return nil
 }

 // AcquireLock mock function implementation for KVClient
 func (kvclient *MockResKVClient) AcquireLock(ctx context.Context, lockName string, timeout time.Duration) error {
 	return nil
 }

 // ReleaseLock mock function implementation for KVClient
 func (kvclient *MockResKVClient) ReleaseLock(lockName string) error {
 	return nil
 }

 // IsConnectionUp mock function implementation for KVClient
 func (kvclient *MockResKVClient) IsConnectionUp(ctx context.Context) bool { // timeout in second
 	return true
 }

 // CloseWatch mock function implementation for KVClient
 func (kvclient *MockResKVClient) CloseWatch(ctx context.Context, key string, ch chan *kvstore.Event) {
 }

 // Close mock function implementation for KVClient
 func (kvclient *MockResKVClient) Close(ctx context.Context) {
 }

 func TestExcludeReservedGemPortIdFromThePool(t *testing.T) {
 	ctx := context.Background()
 	PONRMgr, err := NewPONResourceManager(ctx, "gpon", "onu", "olt1",
 		"etcd", "1:1", "service/voltha")
 	if err != nil {
 		return
 	}
 	PONRMgr.KVStore = &db.Backend{
 		Client: newMockKvClient(ctx),
 	}

 	PONRMgr.KVStoreForConfig = &db.Backend{
 		Client: newMockKvClient(ctx),
 	}
 	// create a pool in the range of [1,16]
 	// and exclude id 5 from this pool
 	StartIndex := uint32(1)
 	EndIndex := uint32(16)

 	reservedGemPortIds, defined := PONRMgr.getReservedGemPortIdsFromKVStore(ctx)
 	if !defined {
 		return
 	}

 	FormatResult, err := PONRMgr.FormatResource(ctx, 1, StartIndex, EndIndex, reservedGemPortIds)
 	if err != nil {
 		t.Error("Failed to format resource", err)
 		return
 	}

 	// Add resource as json in kv store.
 	err = PONRMgr.KVStore.Put(ctx, GEMPORT_ID_POOL_PATH, FormatResult)
 	if err != nil {
 		t.Error("Error in posting data to kv store", GEMPORT_ID_POOL_PATH)
 		return
 	}

 	for i := StartIndex; i <= (EndIndex - uint32(len(reservedGemPortIds))); i++ {
 		// get gem port id pool from the kv store
 		resource, err := PONRMgr.GetResource(context.Background(), GEMPORT_ID_POOL_PATH)
 		if err != nil {
 			t.Error("Failed to get resource from gem port id pool", err)
 			return
 		}
 		// get a gem port id from the pool
 		nextID, err := PONRMgr.GenerateNextID(ctx, resource)
 		if err != nil {
 			t.Error("Failed to get gem port id from the pool", err)
 			return
 		}

 		//given gem port id should not equal to the reserved gem port id
 		assert.NotEqual(t, nextID, RESERVED_GEM_PORT_ID)
 		// put updated gem port id pool into the kv store
 		err = PONRMgr.UpdateResource(context.Background(), GEMPORT_ID_POOL_PATH, resource)
 		if err != nil {
 			t.Error("Failed to put updated gem port id pool into the kv store", err)
 			return
 		}
 	}

 }

 func TestResourcePoolOverflow(t *testing.T) {
 	ctx := context.Background()
 	PONRMgr, err := NewPONResourceManager(ctx, "gpon", "onu", "olt1",
 		"etcd", "1:1", "service/voltha")
 	if err != nil {
 		return
 	}
 	PONRMgr.KVStore = &db.Backend{
 		Client: newMockKvClient(ctx),
 	}

 	PONRMgr.KVStoreForConfig = &db.Backend{
 		Client: newMockKvClient(ctx),
 	}
 	// create a pool in the range of [1,16]
 	StartIndex := uint32(1)
 	EndIndex := uint32(16)

 	FormatResult, err := PONRMgr.FormatResource(ctx, 1, StartIndex, EndIndex, []uint32{})
 	if err != nil {
 		t.Error("Failed to format resource", err)
 		return
 	}

 	// Add resource as json in kv store.
 	err = PONRMgr.KVStore.Put(ctx, GEMPORT_ID_POOL_PATH, FormatResult)
 	if err != nil {
 		t.Error("Error in posting data to kv store", GEMPORT_ID_POOL_PATH)
 		return
 	}

 	for i := 1; i <= 20; i++ {
 		// get gem port id pool from the kv store
 		resource, err := PONRMgr.GetResource(context.Background(), GEMPORT_ID_POOL_PATH)
 		if err != nil {
 			t.Error("Failed to get resource from gem port id pool", err)
 			return
 		}
 		// get a gem port id from the pool
 		nextID, err := PONRMgr.GenerateNextID(ctx, resource)
 		// all free ids in the pool will be consumed by the first 16 steps of the loop
 		// resource-exhausted error is expected from the pool at the 17th step of the loop
 		if i > int(EndIndex) {
 			assert.NotNil(t, err)
 		} else if err != nil {
 			t.Error("Failed to get gem port id from the pool", err)
 			return
 		} else {
 			assert.NotEqual(t, 0, nextID)
 			// put updated gem port id pool into the kv store
 			err = PONRMgr.UpdateResource(context.Background(), GEMPORT_ID_POOL_PATH, resource)
 			if err != nil {
 				t.Error("Failed to put updated gem port id pool into the kv store", err)
 				return
 			}
 		}
 	}
 }

 func TestPONResourceManager_ReleaseInvalidID(t *testing.T) {
 	ctx := context.Background()
 	PONRMgr, err := NewPONResourceManager(ctx, "gpon", "onu", "olt1",
 		"etcd", "1:1", "service/voltha")
 	if err != nil {
 		return
 	}
 	PONRMgr.KVStore = &db.Backend{
 		Client: newMockKvClient(ctx),
 	}

 	PONRMgr.KVStoreForConfig = &db.Backend{
 		Client: newMockKvClient(ctx),
 	}
 	// create a pool in the range of [1,16]
 	StartIndex := uint32(1)
 	EndIndex := uint32(16)

 	FormatResult, err := PONRMgr.FormatResource(ctx, 1, StartIndex, EndIndex, []uint32{})
 	if err != nil {
 		t.Error("Failed to format resource", err)
 		return
 	}

 	// Add resource as json in kv store.
 	err = PONRMgr.KVStore.Put(ctx, GEMPORT_ID_POOL_PATH, FormatResult)
 	if err != nil {
 		t.Error("Error in posting data to kv store", GEMPORT_ID_POOL_PATH)
 		return
 	}

 	// get gem port id pool from the kv store
 	resource, err := PONRMgr.GetResource(context.Background(), GEMPORT_ID_POOL_PATH)
 	if err != nil {
 		t.Error("Failed to get resource from gem port id pool", err)
 		return
 	}
 	//try to release an ID whose value is out of the boundaries of the pool and expect false
 	released := PONRMgr.ReleaseID(ctx, resource, uint32(EndIndex+1))
 	assert.Equal(t, false, released)
 }

 func TestPONResourceManager_ReserveInvalidID(t *testing.T) {
 	ctx := context.Background()
 	PONRMgr, err := NewPONResourceManager(ctx, "gpon", "onu", "olt1",
 		"etcd", "1:1", "service/voltha")
 	if err != nil {
 		return
 	}
 	PONRMgr.KVStore = &db.Backend{
 		Client: newMockKvClient(ctx),
 	}

 	PONRMgr.KVStoreForConfig = &db.Backend{
 		Client: newMockKvClient(ctx),
 	}
 	// create a pool in the range of [1,16]
 	StartIndex := uint32(1)
 	EndIndex := uint32(16)

 	FormatResult, err := PONRMgr.FormatResource(ctx, 1, StartIndex, EndIndex, []uint32{})
 	if err != nil {
 		t.Error("Failed to format resource", err)
 		return
 	}

 	// Add resource as json in kv store.
 	err = PONRMgr.KVStore.Put(ctx, GEMPORT_ID_POOL_PATH, FormatResult)
 	if err != nil {
 		t.Error("Error in posting data to kv store", GEMPORT_ID_POOL_PATH)
 		return
 	}
 	// get gem port id pool from the kv store
 	resource, err := PONRMgr.GetResource(context.Background(), GEMPORT_ID_POOL_PATH)
 	if err != nil {
 		t.Error("Failed to get resource from gem port id pool", err)
 		return
 	}
 	ByteArray, err := ToByte(resource[POOL])
 	if err != nil {
 		t.Error(ctx, "Failed to convert resource to byte array")
 		return
 	}
 	Data := bitmap.TSFromData(ByteArray, false)
 	if Data == nil {
 		t.Error(ctx, "Failed to get resource pool")
 		return
 	}
 	//try to reserve an ID whose value is out of the boundaries of the pool and expect false
 	reserved := PONRMgr.reserveID(ctx, Data, StartIndex, EndIndex+1)
 	assert.Equal(t, false, reserved)
 }
	/*
	* 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 ponresourcemanager

	import (
	"context"
	"encoding/json"
	"errors"
	"github.com/boljen/go-bitmap"
	"github.com/opencord/voltha-lib-go/v5/pkg/db"
	"github.com/opencord/voltha-lib-go/v5/pkg/db/kvstore"
	"github.com/opencord/voltha-lib-go/v5/pkg/log"
	"github.com/stretchr/testify/assert"
	"strings"
	"testing"
	"time"
	)

	const (
	GEM_POOL_PATH = "gemport_id_pool"
	RESERVED_GEM_PORT_ID = uint32(5)
	)

	// MockKVClient mocks the AdapterProxy interface.
	type MockResKVClient struct {
	resourceMap map[string]interface{}
	}

	func newMockKvClient(ctx context.Context) *MockResKVClient {
	var mockResKVClient MockResKVClient
	mockResKVClient.resourceMap = make(map[string]interface{})
	return &mockResKVClient
	}

	// List function implemented for KVClient.
	func (kvclient MockResKVClient) List(ctx context.Context, key string) (map[string]kvstore.KVPair, error) {
	return nil, errors.New("key didn't find")
	}

	// Get mock function implementation for KVClient
	func (kvclient MockResKVClient) Get(ctx context.Context, key string) (kvstore.KVPair, error) {
	logger.Debugw(ctx, "Get of MockKVClient called", log.Fields{"key": key})
	if key != "" {
	if strings.Contains(key, RESERVED_GEMPORT_IDS_PATH) {
	logger.Debug(ctx, "Getting Key:", RESERVED_GEMPORT_IDS_PATH)
	reservedGemPorts := []uint32{RESERVED_GEM_PORT_ID}
	str, _ := json.Marshal(reservedGemPorts)
	return kvstore.NewKVPair(key, str, "mock", 3000, 1), nil
	}
	if strings.Contains(key, GEM_POOL_PATH) {
	logger.Debug(ctx, "Getting Key:", GEM_POOL_PATH)
	resource := kvclient.resourceMap[key]
	return kvstore.NewKVPair(key, resource, "mock", 3000, 1), nil
	}
	maps := make(map[string]*kvstore.KVPair)
	maps[key] = &kvstore.KVPair{Key: key}
	return maps[key], nil
	}
	return nil, errors.New("key didn't find")
	}

	// Put mock function implementation for KVClient
	func (kvclient *MockResKVClient) Put(ctx context.Context, key string, value interface{}) error {
	if key != "" {
	if strings.Contains(key, GEMPORT_ID_POOL_PATH) && value != nil {
	kvclient.resourceMap[key] = value
	}
	return nil
	}
	return errors.New("key didn't find")
	}

	// Delete mock function implementation for KVClient
	func (kvclient *MockResKVClient) Delete(ctx context.Context, key string) error {
	return nil
	}

	func (c *MockResKVClient) DeleteWithPrefix(ctx context.Context, prefixKey string) error {
	return nil
	}

	// Reserve mock function implementation for KVClient
	func (kvclient *MockResKVClient) Reserve(ctx context.Context, key string, value interface{}, ttl time.Duration) (interface{}, error) {
	return nil, errors.New("key didn't find")
	}

	// ReleaseReservation mock function implementation for KVClient
	func (kvclient *MockResKVClient) ReleaseReservation(ctx context.Context, key string) error {
	return nil
	}

	// ReleaseAllReservations mock function implementation for KVClient
	func (kvclient *MockResKVClient) ReleaseAllReservations(ctx context.Context) error {
	return nil
	}

	// RenewReservation mock function implementation for KVClient
	func (kvclient *MockResKVClient) RenewReservation(ctx context.Context, key string) error {
	return nil
	}

	// Watch mock function implementation for KVClient
	func (kvclient MockResKVClient) Watch(ctx context.Context, key string, withPrefix bool) chan kvstore.Event {
	return nil
	}

	// AcquireLock mock function implementation for KVClient
	func (kvclient *MockResKVClient) AcquireLock(ctx context.Context, lockName string, timeout time.Duration) error {
	return nil
	}

	// ReleaseLock mock function implementation for KVClient
	func (kvclient *MockResKVClient) ReleaseLock(lockName string) error {
	return nil
	}

	// IsConnectionUp mock function implementation for KVClient
	func (kvclient *MockResKVClient) IsConnectionUp(ctx context.Context) bool { // timeout in second
	return true
	}

	// CloseWatch mock function implementation for KVClient
	func (kvclient MockResKVClient) CloseWatch(ctx context.Context, key string, ch chan kvstore.Event) {
	}

	// Close mock function implementation for KVClient
	func (kvclient *MockResKVClient) Close(ctx context.Context) {
	}

	func TestExcludeReservedGemPortIdFromThePool(t *testing.T) {
	ctx := context.Background()
	PONRMgr, err := NewPONResourceManager(ctx, "gpon", "onu", "olt1",
	"etcd", "1:1", "service/voltha")
	if err != nil {
	return
	}
	PONRMgr.KVStore = &db.Backend{
	Client: newMockKvClient(ctx),
	}

	PONRMgr.KVStoreForConfig = &db.Backend{
	Client: newMockKvClient(ctx),
	}
	// create a pool in the range of [1,16]
	// and exclude id 5 from this pool
	StartIndex := uint32(1)
	EndIndex := uint32(16)

	reservedGemPortIds, defined := PONRMgr.getReservedGemPortIdsFromKVStore(ctx)
	if !defined {
	return
	}

	FormatResult, err := PONRMgr.FormatResource(ctx, 1, StartIndex, EndIndex, reservedGemPortIds)
	if err != nil {
	t.Error("Failed to format resource", err)
	return
	}

	// Add resource as json in kv store.
	err = PONRMgr.KVStore.Put(ctx, GEMPORT_ID_POOL_PATH, FormatResult)
	if err != nil {
	t.Error("Error in posting data to kv store", GEMPORT_ID_POOL_PATH)
	return
	}

	for i := StartIndex; i <= (EndIndex - uint32(len(reservedGemPortIds))); i++ {
	// get gem port id pool from the kv store
	resource, err := PONRMgr.GetResource(context.Background(), GEMPORT_ID_POOL_PATH)
	if err != nil {
	t.Error("Failed to get resource from gem port id pool", err)
	return
	}
	// get a gem port id from the pool
	nextID, err := PONRMgr.GenerateNextID(ctx, resource)
	if err != nil {
	t.Error("Failed to get gem port id from the pool", err)
	return
	}

	//given gem port id should not equal to the reserved gem port id
	assert.NotEqual(t, nextID, RESERVED_GEM_PORT_ID)
	// put updated gem port id pool into the kv store
	err = PONRMgr.UpdateResource(context.Background(), GEMPORT_ID_POOL_PATH, resource)
	if err != nil {
	t.Error("Failed to put updated gem port id pool into the kv store", err)
	return
	}
	}

	}

	func TestResourcePoolOverflow(t *testing.T) {
	ctx := context.Background()
	PONRMgr, err := NewPONResourceManager(ctx, "gpon", "onu", "olt1",
	"etcd", "1:1", "service/voltha")
	if err != nil {
	return
	}
	PONRMgr.KVStore = &db.Backend{
	Client: newMockKvClient(ctx),
	}

	PONRMgr.KVStoreForConfig = &db.Backend{
	Client: newMockKvClient(ctx),
	}
	// create a pool in the range of [1,16]
	StartIndex := uint32(1)
	EndIndex := uint32(16)

	FormatResult, err := PONRMgr.FormatResource(ctx, 1, StartIndex, EndIndex, []uint32{})
	if err != nil {
	t.Error("Failed to format resource", err)
	return
	}

	// Add resource as json in kv store.
	err = PONRMgr.KVStore.Put(ctx, GEMPORT_ID_POOL_PATH, FormatResult)
	if err != nil {
	t.Error("Error in posting data to kv store", GEMPORT_ID_POOL_PATH)
	return
	}

	for i := 1; i <= 20; i++ {
	// get gem port id pool from the kv store
	resource, err := PONRMgr.GetResource(context.Background(), GEMPORT_ID_POOL_PATH)
	if err != nil {
	t.Error("Failed to get resource from gem port id pool", err)
	return
	}
	// get a gem port id from the pool
	nextID, err := PONRMgr.GenerateNextID(ctx, resource)
	// all free ids in the pool will be consumed by the first 16 steps of the loop
	// resource-exhausted error is expected from the pool at the 17th step of the loop
	if i > int(EndIndex) {
	assert.NotNil(t, err)
	} else if err != nil {
	t.Error("Failed to get gem port id from the pool", err)
	return
	} else {
	assert.NotEqual(t, 0, nextID)
	// put updated gem port id pool into the kv store
	err = PONRMgr.UpdateResource(context.Background(), GEMPORT_ID_POOL_PATH, resource)
	if err != nil {
	t.Error("Failed to put updated gem port id pool into the kv store", err)
	return
	}
	}
	}
	}

	func TestPONResourceManager_ReleaseInvalidID(t *testing.T) {
	ctx := context.Background()
	PONRMgr, err := NewPONResourceManager(ctx, "gpon", "onu", "olt1",
	"etcd", "1:1", "service/voltha")
	if err != nil {
	return
	}
	PONRMgr.KVStore = &db.Backend{
	Client: newMockKvClient(ctx),
	}

	PONRMgr.KVStoreForConfig = &db.Backend{
	Client: newMockKvClient(ctx),
	}
	// create a pool in the range of [1,16]
	StartIndex := uint32(1)
	EndIndex := uint32(16)

	FormatResult, err := PONRMgr.FormatResource(ctx, 1, StartIndex, EndIndex, []uint32{})
	if err != nil {
	t.Error("Failed to format resource", err)
	return
	}

	// Add resource as json in kv store.
	err = PONRMgr.KVStore.Put(ctx, GEMPORT_ID_POOL_PATH, FormatResult)
	if err != nil {
	t.Error("Error in posting data to kv store", GEMPORT_ID_POOL_PATH)
	return
	}

	// get gem port id pool from the kv store
	resource, err := PONRMgr.GetResource(context.Background(), GEMPORT_ID_POOL_PATH)
	if err != nil {
	t.Error("Failed to get resource from gem port id pool", err)
	return
	}
	//try to release an ID whose value is out of the boundaries of the pool and expect false
	released := PONRMgr.ReleaseID(ctx, resource, uint32(EndIndex+1))
	assert.Equal(t, false, released)
	}

	func TestPONResourceManager_ReserveInvalidID(t *testing.T) {
	ctx := context.Background()
	PONRMgr, err := NewPONResourceManager(ctx, "gpon", "onu", "olt1",
	"etcd", "1:1", "service/voltha")
	if err != nil {
	return
	}
	PONRMgr.KVStore = &db.Backend{
	Client: newMockKvClient(ctx),
	}

	PONRMgr.KVStoreForConfig = &db.Backend{
	Client: newMockKvClient(ctx),
	}
	// create a pool in the range of [1,16]
	StartIndex := uint32(1)
	EndIndex := uint32(16)

	FormatResult, err := PONRMgr.FormatResource(ctx, 1, StartIndex, EndIndex, []uint32{})
	if err != nil {
	t.Error("Failed to format resource", err)
	return
	}

	// Add resource as json in kv store.
	err = PONRMgr.KVStore.Put(ctx, GEMPORT_ID_POOL_PATH, FormatResult)
	if err != nil {
	t.Error("Error in posting data to kv store", GEMPORT_ID_POOL_PATH)
	return
	}
	// get gem port id pool from the kv store
	resource, err := PONRMgr.GetResource(context.Background(), GEMPORT_ID_POOL_PATH)
	if err != nil {
	t.Error("Failed to get resource from gem port id pool", err)
	return
	}
	ByteArray, err := ToByte(resource[POOL])
	if err != nil {
	t.Error(ctx, "Failed to convert resource to byte array")
	return
	}
	Data := bitmap.TSFromData(ByteArray, false)
	if Data == nil {
	t.Error(ctx, "Failed to get resource pool")
	return
	}
	//try to reserve an ID whose value is out of the boundaries of the pool and expect false
	reserved := PONRMgr.reserveID(ctx, Data, StartIndex, EndIndex+1)
	assert.Equal(t, false, reserved)
	}