mirror of
https://github.com/restic/restic.git
synced 2024-08-28 15:17:22 +02:00
188 lines
4.7 KiB
Go
188 lines
4.7 KiB
Go
|
// Copyright 2016 Google Inc. All Rights Reserved.
|
||
|
//
|
||
|
// 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 pubsub
|
||
|
|
||
|
import (
|
||
|
"net"
|
||
|
"reflect"
|
||
|
"testing"
|
||
|
"time"
|
||
|
|
||
|
"golang.org/x/net/context"
|
||
|
"google.golang.org/api/iterator"
|
||
|
"google.golang.org/api/option"
|
||
|
pubsubpb "google.golang.org/genproto/googleapis/pubsub/v1"
|
||
|
"google.golang.org/grpc"
|
||
|
"google.golang.org/grpc/codes"
|
||
|
)
|
||
|
|
||
|
type topicListService struct {
|
||
|
service
|
||
|
topics []string
|
||
|
err error
|
||
|
t *testing.T // for error logging.
|
||
|
}
|
||
|
|
||
|
func (s *topicListService) newNextStringFunc() nextStringFunc {
|
||
|
return func() (string, error) {
|
||
|
if len(s.topics) == 0 {
|
||
|
return "", iterator.Done
|
||
|
}
|
||
|
tn := s.topics[0]
|
||
|
s.topics = s.topics[1:]
|
||
|
return tn, s.err
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func (s *topicListService) listProjectTopics(ctx context.Context, projName string) nextStringFunc {
|
||
|
if projName != "projects/projid" {
|
||
|
s.t.Fatalf("unexpected call: projName: %q", projName)
|
||
|
return nil
|
||
|
}
|
||
|
return s.newNextStringFunc()
|
||
|
}
|
||
|
|
||
|
func checkTopicListing(t *testing.T, want []string) {
|
||
|
s := &topicListService{topics: want, t: t}
|
||
|
c := &Client{projectID: "projid", s: s}
|
||
|
topics, err := slurpTopics(c.Topics(context.Background()))
|
||
|
if err != nil {
|
||
|
t.Errorf("error listing topics: %v", err)
|
||
|
}
|
||
|
got := topicNames(topics)
|
||
|
if !reflect.DeepEqual(got, want) {
|
||
|
t.Errorf("topic list: got: %v, want: %v", got, want)
|
||
|
}
|
||
|
if len(s.topics) != 0 {
|
||
|
t.Errorf("outstanding topics: %v", s.topics)
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// All returns the remaining topics from this iterator.
|
||
|
func slurpTopics(it *TopicIterator) ([]*Topic, error) {
|
||
|
var topics []*Topic
|
||
|
for {
|
||
|
switch topic, err := it.Next(); err {
|
||
|
case nil:
|
||
|
topics = append(topics, topic)
|
||
|
case iterator.Done:
|
||
|
return topics, nil
|
||
|
default:
|
||
|
return nil, err
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func TestTopicID(t *testing.T) {
|
||
|
const id = "id"
|
||
|
serv := &topicListService{
|
||
|
topics: []string{"projects/projid/topics/t1", "projects/projid/topics/t2"},
|
||
|
t: t,
|
||
|
}
|
||
|
c := &Client{projectID: "projid", s: serv}
|
||
|
s := c.Topic(id)
|
||
|
if got, want := s.ID(), id; got != want {
|
||
|
t.Errorf("Token.ID() = %q; want %q", got, want)
|
||
|
}
|
||
|
want := []string{"t1", "t2"}
|
||
|
topics, err := slurpTopics(c.Topics(context.Background()))
|
||
|
if err != nil {
|
||
|
t.Errorf("error listing topics: %v", err)
|
||
|
}
|
||
|
for i, topic := range topics {
|
||
|
if got, want := topic.ID(), want[i]; got != want {
|
||
|
t.Errorf("Token.ID() = %q; want %q", got, want)
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func TestListTopics(t *testing.T) {
|
||
|
checkTopicListing(t, []string{
|
||
|
"projects/projid/topics/t1",
|
||
|
"projects/projid/topics/t2",
|
||
|
"projects/projid/topics/t3",
|
||
|
"projects/projid/topics/t4"})
|
||
|
}
|
||
|
|
||
|
func TestListCompletelyEmptyTopics(t *testing.T) {
|
||
|
var want []string
|
||
|
checkTopicListing(t, want)
|
||
|
}
|
||
|
|
||
|
func TestStopPublishOrder(t *testing.T) {
|
||
|
// Check that Stop doesn't panic if called before Publish.
|
||
|
// Also that Publish after Stop returns the right error.
|
||
|
ctx := context.Background()
|
||
|
c := &Client{projectID: "projid"}
|
||
|
topic := c.Topic("t")
|
||
|
topic.Stop()
|
||
|
r := topic.Publish(ctx, &Message{})
|
||
|
_, err := r.Get(ctx)
|
||
|
if err != errTopicStopped {
|
||
|
t.Errorf("got %v, want errTopicStopped", err)
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func TestPublishTimeout(t *testing.T) {
|
||
|
ctx := context.Background()
|
||
|
serv := grpc.NewServer()
|
||
|
pubsubpb.RegisterPublisherServer(serv, &alwaysFailPublish{})
|
||
|
lis, err := net.Listen("tcp", "localhost:0")
|
||
|
if err != nil {
|
||
|
t.Fatal(err)
|
||
|
}
|
||
|
go serv.Serve(lis)
|
||
|
conn, err := grpc.Dial(lis.Addr().String(), grpc.WithInsecure())
|
||
|
if err != nil {
|
||
|
t.Fatal(err)
|
||
|
}
|
||
|
s, err := newPubSubService(context.Background(), []option.ClientOption{option.WithGRPCConn(conn)})
|
||
|
if err != nil {
|
||
|
t.Fatal(err)
|
||
|
}
|
||
|
c := &Client{s: s}
|
||
|
topic := c.Topic("t")
|
||
|
topic.PublishSettings.Timeout = 3 * time.Second
|
||
|
r := topic.Publish(ctx, &Message{})
|
||
|
defer topic.Stop()
|
||
|
select {
|
||
|
case <-r.Ready():
|
||
|
_, err = r.Get(ctx)
|
||
|
if err != context.DeadlineExceeded {
|
||
|
t.Fatalf("got %v, want context.DeadlineExceeded", err)
|
||
|
}
|
||
|
case <-time.After(2 * topic.PublishSettings.Timeout):
|
||
|
t.Fatal("timed out")
|
||
|
}
|
||
|
}
|
||
|
|
||
|
type alwaysFailPublish struct {
|
||
|
pubsubpb.PublisherServer
|
||
|
}
|
||
|
|
||
|
func (s *alwaysFailPublish) Publish(ctx context.Context, req *pubsubpb.PublishRequest) (*pubsubpb.PublishResponse, error) {
|
||
|
return nil, grpc.Errorf(codes.Unavailable, "try again")
|
||
|
}
|
||
|
|
||
|
func topicNames(topics []*Topic) []string {
|
||
|
var names []string
|
||
|
|
||
|
for _, topic := range topics {
|
||
|
names = append(names, topic.name)
|
||
|
|
||
|
}
|
||
|
return names
|
||
|
}
|