pubsublite/integration_test.go - gocloud - Git at Google

 // Copyright 2020 Google LLC
 //
 // 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
 //
 //     https://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

 package pubsublite

 import (
 	"context"
 	"fmt"
 	"testing"
 	"time"

 	"cloud.google.com/go/internal/testutil"
 	"cloud.google.com/go/internal/uid"
 	"cloud.google.com/go/pubsublite/internal/test"
 	"cloud.google.com/go/pubsublite/internal/wire"
 	"google.golang.org/api/cloudresourcemanager/v1"
 	"google.golang.org/api/iterator"
 	"google.golang.org/api/option"

 	vkit "cloud.google.com/go/pubsublite/apiv1"
 )

 const gibi = 1 << 30

 var (
 	resourceIDs = uid.NewSpace("go-admin-test", nil)
 )

 func initIntegrationTest(t *testing.T) {
 	if testing.Short() {
 		t.Skip("Integration tests skipped in short mode")
 	}
 	if testutil.ProjID() == "" {
 		t.Skip("Integration tests skipped. See CONTRIBUTING.md for details")
 	}
 }

 func projectNumber(t *testing.T) string {
 	projID := testutil.ProjID()
 	if projID == "" {
 		return ""
 	}
 	// Pub/Sub Lite returns project numbers in resource paths, so we need to
 	// convert from project id to numbers for simpler comparisons in tests.
 	crm, err := cloudresourcemanager.NewService(context.Background())
 	if err != nil {
 		t.Fatalf("Failed to create cloudresourcemanager: %v", err)
 	}
 	project, err := crm.Projects.Get(projID).Do()
 	if err != nil {
 		t.Fatalf("Failed to retrieve project %q: %v", projID, err)
 	}
 	return fmt.Sprintf("%d", project.ProjectNumber)
 }

 func withGRPCHeadersAssertion(t *testing.T, opts ...option.ClientOption) []option.ClientOption {
 	grpcHeadersEnforcer := &testutil.HeadersEnforcer{
 		OnFailure: t.Errorf,
 		Checkers: []*testutil.HeaderChecker{
 			testutil.XGoogClientHeaderChecker,
 		},
 	}
 	return append(grpcHeadersEnforcer.CallOptions(), opts...)
 }

 func adminClient(ctx context.Context, t *testing.T, region string, opts ...option.ClientOption) *AdminClient {
 	ts := testutil.TokenSource(ctx, vkit.DefaultAuthScopes()...)
 	if ts == nil {
 		t.Skip("Integration tests skipped. See CONTRIBUTING.md for details")
 	}
 	opts = append(withGRPCHeadersAssertion(t, option.WithTokenSource(ts)), opts...)
 	admin, err := NewAdminClient(ctx, region, opts...)
 	if err != nil {
 		t.Fatalf("Failed to create admin client: %v", err)
 	}
 	return admin
 }

 func cleanUpReservation(ctx context.Context, t *testing.T, admin *AdminClient, name string) {
 	if err := admin.DeleteReservation(ctx, name); err != nil {
 		t.Errorf("Failed to delete reservation %s: %v", name, err)
 	}
 }

 func cleanUpTopic(ctx context.Context, t *testing.T, admin *AdminClient, name string) {
 	if err := admin.DeleteTopic(ctx, name); err != nil {
 		t.Errorf("Failed to delete topic %s: %v", name, err)
 	}
 }

 func cleanUpSubscription(ctx context.Context, t *testing.T, admin *AdminClient, name string) {
 	if err := admin.DeleteSubscription(ctx, name); err != nil {
 		t.Errorf("Failed to delete subscription %s: %v", name, err)
 	}
 }

 func validateNewSeekOperation(t *testing.T, subscription string, seekOp *SeekSubscriptionOperation) {
 	t.Helper()

 	if len(seekOp.Name()) == 0 {
 		t.Error("Seek operation path missing")
 	}
 	if got, want := seekOp.Done(), false; got != want {
 		t.Errorf("Operation.Done() got: %v, want: %v", got, want)
 	}

 	m, err := seekOp.Metadata()
 	if err != nil {
 		t.Errorf("Operation.Metadata() got err: %v", err)
 		return
 	}
 	if got, want := m.Target, subscription; got != want {
 		t.Errorf("Metadata.Target got: %v, want: %v", got, want)
 	}
 	if len(m.Verb) == 0 {
 		t.Error("Metadata.Verb missing")
 	}
 	if m.CreateTime.IsZero() {
 		t.Error("Metadata.CreateTime missing")
 	}
 }

 func TestIntegration_ResourceAdminOperations(t *testing.T) {
 	initIntegrationTest(t)

 	ctx := context.Background()
 	proj := projectNumber(t)
 	zone := test.RandomLiteZone()
 	region, _ := wire.LocationToRegion(zone)
 	resourceID := resourceIDs.New()

 	locationPath := wire.LocationPath{Project: proj, Location: zone}.String()
 	topicPath := wire.TopicPath{Project: proj, Location: zone, TopicID: resourceID}.String()
 	subscriptionPath := wire.SubscriptionPath{Project: proj, Location: zone, SubscriptionID: resourceID}.String()
 	reservationPath := wire.ReservationPath{Project: proj, Region: region, ReservationID: resourceID}.String()
 	t.Logf("Topic path: %s", topicPath)

 	admin := adminClient(ctx, t, region)
 	defer admin.Close()

 	// Reservation admin operations.
 	newResConfig := &ReservationConfig{
 		Name:               reservationPath,
 		ThroughputCapacity: 3,
 	}

 	gotResConfig, err := admin.CreateReservation(ctx, *newResConfig)
 	if err != nil {
 		t.Fatalf("Failed to create reservation: %v", err)
 	}
 	defer cleanUpReservation(ctx, t, admin, reservationPath)
 	if diff := testutil.Diff(gotResConfig, newResConfig); diff != "" {
 		t.Errorf("CreateReservation() got: -, want: +\n%s", diff)
 	}

 	if gotResConfig, err := admin.Reservation(ctx, reservationPath); err != nil {
 		t.Errorf("Failed to get reservation: %v", err)
 	} else if diff := testutil.Diff(gotResConfig, newResConfig); diff != "" {
 		t.Errorf("Reservation() got: -, want: +\n%s", diff)
 	}

 	resIt := admin.Reservations(ctx, wire.LocationPath{proj, region}.String())
 	var foundRes *ReservationConfig
 	for {
 		res, err := resIt.Next()
 		if err == iterator.Done {
 			break
 		}
 		if res.Name == reservationPath {
 			foundRes = res
 			break
 		}
 	}
 	if foundRes == nil {
 		t.Error("Reservations() did not return reservation config")
 	} else if diff := testutil.Diff(foundRes, newResConfig); diff != "" {
 		t.Errorf("Reservations() found config: -, want: +\n%s", diff)
 	}

 	resUpdate := ReservationConfigToUpdate{
 		Name:               reservationPath,
 		ThroughputCapacity: 4,
 	}
 	wantUpdatedResConfig := &ReservationConfig{
 		Name:               reservationPath,
 		ThroughputCapacity: 4,
 	}
 	if gotResConfig, err := admin.UpdateReservation(ctx, resUpdate); err != nil {
 		t.Errorf("Failed to update reservation: %v", err)
 	} else if diff := testutil.Diff(gotResConfig, wantUpdatedResConfig); diff != "" {
 		t.Errorf("UpdateReservation() got: -, want: +\n%s", diff)
 	}

 	// Topic admin operations.
 	newTopicConfig := &TopicConfig{
 		Name:                       topicPath,
 		PartitionCount:             1,
 		PublishCapacityMiBPerSec:   4,
 		SubscribeCapacityMiBPerSec: 4,
 		PerPartitionBytes:          30 * gibi,
 		RetentionDuration:          24 * time.Hour,
 		ThroughputReservation:      reservationPath,
 	}

 	gotTopicConfig, err := admin.CreateTopic(ctx, *newTopicConfig)
 	if err != nil {
 		t.Fatalf("Failed to create topic: %v", err)
 	}
 	defer cleanUpTopic(ctx, t, admin, topicPath)
 	if diff := testutil.Diff(gotTopicConfig, newTopicConfig); diff != "" {
 		t.Errorf("CreateTopic() got: -, want: +\n%s", diff)
 	}

 	if gotTopicConfig, err := admin.Topic(ctx, topicPath); err != nil {
 		t.Errorf("Failed to get topic: %v", err)
 	} else if diff := testutil.Diff(gotTopicConfig, newTopicConfig); diff != "" {
 		t.Errorf("Topic() got: -, want: +\n%s", diff)
 	}

 	if gotTopicPartitions, err := admin.TopicPartitionCount(ctx, topicPath); err != nil {
 		t.Errorf("Failed to get topic partitions: %v", err)
 	} else if gotTopicPartitions != newTopicConfig.PartitionCount {
 		t.Errorf("TopicPartitionCount() got: %v, want: %v", gotTopicPartitions, newTopicConfig.PartitionCount)
 	}

 	topicIt := admin.Topics(ctx, locationPath)
 	var foundTopic *TopicConfig
 	for {
 		topic, err := topicIt.Next()
 		if err == iterator.Done {
 			break
 		}
 		if topic.Name == topicPath {
 			foundTopic = topic
 			break
 		}
 	}
 	if foundTopic == nil {
 		t.Error("Topics() did not return topic config")
 	} else if diff := testutil.Diff(foundTopic, newTopicConfig); diff != "" {
 		t.Errorf("Topics() found config: -, want: +\n%s", diff)
 	}

 	topicPathIt := admin.ReservationTopics(ctx, reservationPath)
 	foundTopicPath := false
 	for {
 		path, err := topicPathIt.Next()
 		if err == iterator.Done {
 			break
 		}
 		if topicPath == path {
 			foundTopicPath = true
 			break
 		}
 	}
 	if !foundTopicPath {
 		t.Error("ReservationTopics() did not return topic path")
 	}

 	topicUpdate1 := TopicConfigToUpdate{
 		Name:                       topicPath,
 		PartitionCount:             2,
 		PublishCapacityMiBPerSec:   6,
 		SubscribeCapacityMiBPerSec: 8,
 		ThroughputReservation:      "",
 	}
 	wantUpdatedTopicConfig1 := &TopicConfig{
 		Name:                       topicPath,
 		PartitionCount:             2,
 		PublishCapacityMiBPerSec:   6,
 		SubscribeCapacityMiBPerSec: 8,
 		PerPartitionBytes:          30 * gibi,
 		RetentionDuration:          time.Duration(24 * time.Hour),
 	}
 	if gotTopicConfig, err := admin.UpdateTopic(ctx, topicUpdate1); err != nil {
 		t.Errorf("Failed to update topic: %v", err)
 	} else if diff := testutil.Diff(gotTopicConfig, wantUpdatedTopicConfig1); diff != "" {
 		t.Errorf("UpdateTopic() got: -, want: +\n%s", diff)
 	}

 	topicUpdate2 := TopicConfigToUpdate{
 		Name:                  topicPath,
 		PerPartitionBytes:     35 * gibi,
 		RetentionDuration:     InfiniteRetention,
 		ThroughputReservation: reservationPath,
 	}
 	wantUpdatedTopicConfig2 := &TopicConfig{
 		Name:                       topicPath,
 		PartitionCount:             2,
 		PublishCapacityMiBPerSec:   6,
 		SubscribeCapacityMiBPerSec: 8,
 		PerPartitionBytes:          35 * gibi,
 		RetentionDuration:          InfiniteRetention,
 		ThroughputReservation:      reservationPath,
 	}
 	if gotTopicConfig, err := admin.UpdateTopic(ctx, topicUpdate2); err != nil {
 		t.Errorf("Failed to update topic: %v", err)
 	} else if diff := testutil.Diff(gotTopicConfig, wantUpdatedTopicConfig2); diff != "" {
 		t.Errorf("UpdateTopic() got: -, want: +\n%s", diff)
 	}

 	// Subscription admin operations.
 	newSubsConfig := &SubscriptionConfig{
 		Name:                subscriptionPath,
 		Topic:               topicPath,
 		DeliveryRequirement: DeliverImmediately,
 	}

 	gotSubsConfig, err := admin.CreateSubscription(ctx, *newSubsConfig)
 	if err != nil {
 		t.Fatalf("Failed to create subscription: %v", err)
 	}
 	defer cleanUpSubscription(ctx, t, admin, subscriptionPath)
 	if diff := testutil.Diff(gotSubsConfig, newSubsConfig); diff != "" {
 		t.Errorf("CreateSubscription() got: -, want: +\n%s", diff)
 	}

 	if gotSubsConfig, err := admin.Subscription(ctx, subscriptionPath); err != nil {
 		t.Errorf("Failed to get subscription: %v", err)
 	} else if diff := testutil.Diff(gotSubsConfig, newSubsConfig); diff != "" {
 		t.Errorf("Subscription() got: -, want: +\n%s", diff)
 	}

 	subsIt := admin.Subscriptions(ctx, locationPath)
 	var foundSubs *SubscriptionConfig
 	for {
 		subs, err := subsIt.Next()
 		if err == iterator.Done {
 			break
 		}
 		if subs.Name == subscriptionPath {
 			foundSubs = subs
 			break
 		}
 	}
 	if foundSubs == nil {
 		t.Error("Subscriptions() did not return subscription config")
 	} else if diff := testutil.Diff(foundSubs, gotSubsConfig); diff != "" {
 		t.Errorf("Subscriptions() found config: -, want: +\n%s", diff)
 	}

 	subsPathIt := admin.TopicSubscriptions(ctx, topicPath)
 	foundSubsPath := false
 	for {
 		subsPath, err := subsPathIt.Next()
 		if err == iterator.Done {
 			break
 		}
 		if subsPath == subscriptionPath {
 			foundSubsPath = true
 			break
 		}
 	}
 	if !foundSubsPath {
 		t.Error("TopicSubscriptions() did not return subscription path")
 	}

 	subsUpdate := SubscriptionConfigToUpdate{
 		Name:                subscriptionPath,
 		DeliveryRequirement: DeliverAfterStored,
 	}
 	wantUpdatedSubsConfig := &SubscriptionConfig{
 		Name:                subscriptionPath,
 		Topic:               topicPath,
 		DeliveryRequirement: DeliverAfterStored,
 	}
 	if gotSubsConfig, err := admin.UpdateSubscription(ctx, subsUpdate); err != nil {
 		t.Errorf("Failed to update subscription: %v", err)
 	} else if diff := testutil.Diff(gotSubsConfig, wantUpdatedSubsConfig); diff != "" {
 		t.Errorf("UpdateSubscription() got: -, want: +\n%s", diff)
 	}

 	// Seek subscription.
 	if seekOp, err := admin.SeekSubscription(ctx, subscriptionPath, Beginning); err != nil {
 		t.Errorf("SeekSubscription() got err: %v", err)
 	} else {
 		validateNewSeekOperation(t, subscriptionPath, seekOp)
 	}
 }
	// Copyright 2020 Google LLC
	//
	// 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
	//
	// https://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

	package pubsublite

	import (
	"context"
	"fmt"
	"testing"
	"time"

	"cloud.google.com/go/internal/testutil"
	"cloud.google.com/go/internal/uid"
	"cloud.google.com/go/pubsublite/internal/test"
	"cloud.google.com/go/pubsublite/internal/wire"
	"google.golang.org/api/cloudresourcemanager/v1"
	"google.golang.org/api/iterator"
	"google.golang.org/api/option"

	vkit "cloud.google.com/go/pubsublite/apiv1"
	)

	const gibi = 1 << 30

	var (
	resourceIDs = uid.NewSpace("go-admin-test", nil)
	)

	func initIntegrationTest(t *testing.T) {
	if testing.Short() {
	t.Skip("Integration tests skipped in short mode")
	}
	if testutil.ProjID() == "" {
	t.Skip("Integration tests skipped. See CONTRIBUTING.md for details")
	}
	}

	func projectNumber(t *testing.T) string {
	projID := testutil.ProjID()
	if projID == "" {
	return ""
	}
	// Pub/Sub Lite returns project numbers in resource paths, so we need to
	// convert from project id to numbers for simpler comparisons in tests.
	crm, err := cloudresourcemanager.NewService(context.Background())
	if err != nil {
	t.Fatalf("Failed to create cloudresourcemanager: %v", err)
	}
	project, err := crm.Projects.Get(projID).Do()
	if err != nil {
	t.Fatalf("Failed to retrieve project %q: %v", projID, err)
	}
	return fmt.Sprintf("%d", project.ProjectNumber)
	}

	func withGRPCHeadersAssertion(t *testing.T, opts ...option.ClientOption) []option.ClientOption {
	grpcHeadersEnforcer := &testutil.HeadersEnforcer{
	OnFailure: t.Errorf,
	Checkers: []*testutil.HeaderChecker{
	testutil.XGoogClientHeaderChecker,
	},
	}
	return append(grpcHeadersEnforcer.CallOptions(), opts...)
	}

	func adminClient(ctx context.Context, t testing.T, region string, opts ...option.ClientOption) AdminClient {
	ts := testutil.TokenSource(ctx, vkit.DefaultAuthScopes()...)
	if ts == nil {
	t.Skip("Integration tests skipped. See CONTRIBUTING.md for details")
	}
	opts = append(withGRPCHeadersAssertion(t, option.WithTokenSource(ts)), opts...)
	admin, err := NewAdminClient(ctx, region, opts...)
	if err != nil {
	t.Fatalf("Failed to create admin client: %v", err)
	}
	return admin
	}

	func cleanUpReservation(ctx context.Context, t testing.T, admin AdminClient, name string) {
	if err := admin.DeleteReservation(ctx, name); err != nil {
	t.Errorf("Failed to delete reservation %s: %v", name, err)
	}
	}

	func cleanUpTopic(ctx context.Context, t testing.T, admin AdminClient, name string) {
	if err := admin.DeleteTopic(ctx, name); err != nil {
	t.Errorf("Failed to delete topic %s: %v", name, err)
	}
	}

	func cleanUpSubscription(ctx context.Context, t testing.T, admin AdminClient, name string) {
	if err := admin.DeleteSubscription(ctx, name); err != nil {
	t.Errorf("Failed to delete subscription %s: %v", name, err)
	}
	}

	func validateNewSeekOperation(t testing.T, subscription string, seekOp SeekSubscriptionOperation) {
	t.Helper()

	if len(seekOp.Name()) == 0 {
	t.Error("Seek operation path missing")
	}
	if got, want := seekOp.Done(), false; got != want {
	t.Errorf("Operation.Done() got: %v, want: %v", got, want)
	}

	m, err := seekOp.Metadata()
	if err != nil {
	t.Errorf("Operation.Metadata() got err: %v", err)
	return
	}
	if got, want := m.Target, subscription; got != want {
	t.Errorf("Metadata.Target got: %v, want: %v", got, want)
	}
	if len(m.Verb) == 0 {
	t.Error("Metadata.Verb missing")
	}
	if m.CreateTime.IsZero() {
	t.Error("Metadata.CreateTime missing")
	}
	}

	func TestIntegration_ResourceAdminOperations(t *testing.T) {
	initIntegrationTest(t)

	ctx := context.Background()
	proj := projectNumber(t)
	zone := test.RandomLiteZone()
	region, _ := wire.LocationToRegion(zone)
	resourceID := resourceIDs.New()

	locationPath := wire.LocationPath{Project: proj, Location: zone}.String()
	topicPath := wire.TopicPath{Project: proj, Location: zone, TopicID: resourceID}.String()
	subscriptionPath := wire.SubscriptionPath{Project: proj, Location: zone, SubscriptionID: resourceID}.String()
	reservationPath := wire.ReservationPath{Project: proj, Region: region, ReservationID: resourceID}.String()
	t.Logf("Topic path: %s", topicPath)

	admin := adminClient(ctx, t, region)
	defer admin.Close()

	// Reservation admin operations.
	newResConfig := &ReservationConfig{
	Name: reservationPath,
	ThroughputCapacity: 3,
	}

	gotResConfig, err := admin.CreateReservation(ctx, *newResConfig)
	if err != nil {
	t.Fatalf("Failed to create reservation: %v", err)
	}
	defer cleanUpReservation(ctx, t, admin, reservationPath)
	if diff := testutil.Diff(gotResConfig, newResConfig); diff != "" {
	t.Errorf("CreateReservation() got: -, want: +\n%s", diff)
	}

	if gotResConfig, err := admin.Reservation(ctx, reservationPath); err != nil {
	t.Errorf("Failed to get reservation: %v", err)
	} else if diff := testutil.Diff(gotResConfig, newResConfig); diff != "" {
	t.Errorf("Reservation() got: -, want: +\n%s", diff)
	}

	resIt := admin.Reservations(ctx, wire.LocationPath{proj, region}.String())
	var foundRes *ReservationConfig
	for {
	res, err := resIt.Next()
	if err == iterator.Done {
	break
	}
	if res.Name == reservationPath {
	foundRes = res
	break
	}
	}
	if foundRes == nil {
	t.Error("Reservations() did not return reservation config")
	} else if diff := testutil.Diff(foundRes, newResConfig); diff != "" {
	t.Errorf("Reservations() found config: -, want: +\n%s", diff)
	}

	resUpdate := ReservationConfigToUpdate{
	Name: reservationPath,
	ThroughputCapacity: 4,
	}
	wantUpdatedResConfig := &ReservationConfig{
	Name: reservationPath,
	ThroughputCapacity: 4,
	}
	if gotResConfig, err := admin.UpdateReservation(ctx, resUpdate); err != nil {
	t.Errorf("Failed to update reservation: %v", err)
	} else if diff := testutil.Diff(gotResConfig, wantUpdatedResConfig); diff != "" {
	t.Errorf("UpdateReservation() got: -, want: +\n%s", diff)
	}

	// Topic admin operations.
	newTopicConfig := &TopicConfig{
	Name: topicPath,
	PartitionCount: 1,
	PublishCapacityMiBPerSec: 4,
	SubscribeCapacityMiBPerSec: 4,
	PerPartitionBytes: 30 * gibi,
	RetentionDuration: 24 * time.Hour,
	ThroughputReservation: reservationPath,
	}

	gotTopicConfig, err := admin.CreateTopic(ctx, *newTopicConfig)
	if err != nil {
	t.Fatalf("Failed to create topic: %v", err)
	}
	defer cleanUpTopic(ctx, t, admin, topicPath)
	if diff := testutil.Diff(gotTopicConfig, newTopicConfig); diff != "" {
	t.Errorf("CreateTopic() got: -, want: +\n%s", diff)
	}

	if gotTopicConfig, err := admin.Topic(ctx, topicPath); err != nil {
	t.Errorf("Failed to get topic: %v", err)
	} else if diff := testutil.Diff(gotTopicConfig, newTopicConfig); diff != "" {
	t.Errorf("Topic() got: -, want: +\n%s", diff)
	}

	if gotTopicPartitions, err := admin.TopicPartitionCount(ctx, topicPath); err != nil {
	t.Errorf("Failed to get topic partitions: %v", err)
	} else if gotTopicPartitions != newTopicConfig.PartitionCount {
	t.Errorf("TopicPartitionCount() got: %v, want: %v", gotTopicPartitions, newTopicConfig.PartitionCount)
	}

	topicIt := admin.Topics(ctx, locationPath)
	var foundTopic *TopicConfig
	for {
	topic, err := topicIt.Next()
	if err == iterator.Done {
	break
	}
	if topic.Name == topicPath {
	foundTopic = topic
	break
	}
	}
	if foundTopic == nil {
	t.Error("Topics() did not return topic config")
	} else if diff := testutil.Diff(foundTopic, newTopicConfig); diff != "" {
	t.Errorf("Topics() found config: -, want: +\n%s", diff)
	}

	topicPathIt := admin.ReservationTopics(ctx, reservationPath)
	foundTopicPath := false
	for {
	path, err := topicPathIt.Next()
	if err == iterator.Done {
	break
	}
	if topicPath == path {
	foundTopicPath = true
	break
	}
	}
	if !foundTopicPath {
	t.Error("ReservationTopics() did not return topic path")
	}

	topicUpdate1 := TopicConfigToUpdate{
	Name: topicPath,
	PartitionCount: 2,
	PublishCapacityMiBPerSec: 6,
	SubscribeCapacityMiBPerSec: 8,
	ThroughputReservation: "",
	}
	wantUpdatedTopicConfig1 := &TopicConfig{
	Name: topicPath,
	PartitionCount: 2,
	PublishCapacityMiBPerSec: 6,
	SubscribeCapacityMiBPerSec: 8,
	PerPartitionBytes: 30 * gibi,
	RetentionDuration: time.Duration(24 * time.Hour),
	}
	if gotTopicConfig, err := admin.UpdateTopic(ctx, topicUpdate1); err != nil {
	t.Errorf("Failed to update topic: %v", err)
	} else if diff := testutil.Diff(gotTopicConfig, wantUpdatedTopicConfig1); diff != "" {
	t.Errorf("UpdateTopic() got: -, want: +\n%s", diff)
	}

	topicUpdate2 := TopicConfigToUpdate{
	Name: topicPath,
	PerPartitionBytes: 35 * gibi,
	RetentionDuration: InfiniteRetention,
	ThroughputReservation: reservationPath,
	}
	wantUpdatedTopicConfig2 := &TopicConfig{
	Name: topicPath,
	PartitionCount: 2,
	PublishCapacityMiBPerSec: 6,
	SubscribeCapacityMiBPerSec: 8,
	PerPartitionBytes: 35 * gibi,
	RetentionDuration: InfiniteRetention,
	ThroughputReservation: reservationPath,
	}
	if gotTopicConfig, err := admin.UpdateTopic(ctx, topicUpdate2); err != nil {
	t.Errorf("Failed to update topic: %v", err)
	} else if diff := testutil.Diff(gotTopicConfig, wantUpdatedTopicConfig2); diff != "" {
	t.Errorf("UpdateTopic() got: -, want: +\n%s", diff)
	}

	// Subscription admin operations.
	newSubsConfig := &SubscriptionConfig{
	Name: subscriptionPath,
	Topic: topicPath,
	DeliveryRequirement: DeliverImmediately,
	}

	gotSubsConfig, err := admin.CreateSubscription(ctx, *newSubsConfig)
	if err != nil {
	t.Fatalf("Failed to create subscription: %v", err)
	}
	defer cleanUpSubscription(ctx, t, admin, subscriptionPath)
	if diff := testutil.Diff(gotSubsConfig, newSubsConfig); diff != "" {
	t.Errorf("CreateSubscription() got: -, want: +\n%s", diff)
	}

	if gotSubsConfig, err := admin.Subscription(ctx, subscriptionPath); err != nil {
	t.Errorf("Failed to get subscription: %v", err)
	} else if diff := testutil.Diff(gotSubsConfig, newSubsConfig); diff != "" {
	t.Errorf("Subscription() got: -, want: +\n%s", diff)
	}

	subsIt := admin.Subscriptions(ctx, locationPath)
	var foundSubs *SubscriptionConfig
	for {
	subs, err := subsIt.Next()
	if err == iterator.Done {
	break
	}
	if subs.Name == subscriptionPath {
	foundSubs = subs
	break
	}
	}
	if foundSubs == nil {
	t.Error("Subscriptions() did not return subscription config")
	} else if diff := testutil.Diff(foundSubs, gotSubsConfig); diff != "" {
	t.Errorf("Subscriptions() found config: -, want: +\n%s", diff)
	}

	subsPathIt := admin.TopicSubscriptions(ctx, topicPath)
	foundSubsPath := false
	for {
	subsPath, err := subsPathIt.Next()
	if err == iterator.Done {
	break
	}
	if subsPath == subscriptionPath {
	foundSubsPath = true
	break
	}
	}
	if !foundSubsPath {
	t.Error("TopicSubscriptions() did not return subscription path")
	}

	subsUpdate := SubscriptionConfigToUpdate{
	Name: subscriptionPath,
	DeliveryRequirement: DeliverAfterStored,
	}
	wantUpdatedSubsConfig := &SubscriptionConfig{
	Name: subscriptionPath,
	Topic: topicPath,
	DeliveryRequirement: DeliverAfterStored,
	}
	if gotSubsConfig, err := admin.UpdateSubscription(ctx, subsUpdate); err != nil {
	t.Errorf("Failed to update subscription: %v", err)
	} else if diff := testutil.Diff(gotSubsConfig, wantUpdatedSubsConfig); diff != "" {
	t.Errorf("UpdateSubscription() got: -, want: +\n%s", diff)
	}

	// Seek subscription.
	if seekOp, err := admin.SeekSubscription(ctx, subscriptionPath, Beginning); err != nil {
	t.Errorf("SeekSubscription() got err: %v", err)
	} else {
	validateNewSeekOperation(t, subscriptionPath, seekOp)
	}
	}