mirror of
https://github.com/rclone/rclone.git
synced 2024-11-29 03:48:27 +08:00
128 lines
3.1 KiB
Go
128 lines
3.1 KiB
Go
// Copyright 2016 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package pubsub
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import (
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"reflect"
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"testing"
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"golang.org/x/net/context"
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"google.golang.org/api/iterator"
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)
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type topicListService struct {
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service
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topics []string
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err error
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t *testing.T // for error logging.
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}
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func (s *topicListService) newNextStringFunc() nextStringFunc {
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return func() (string, error) {
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if len(s.topics) == 0 {
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return "", iterator.Done
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}
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tn := s.topics[0]
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s.topics = s.topics[1:]
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return tn, s.err
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}
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}
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func (s *topicListService) listProjectTopics(ctx context.Context, projName string) nextStringFunc {
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if projName != "projects/projid" {
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s.t.Fatalf("unexpected call: projName: %q", projName)
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return nil
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}
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return s.newNextStringFunc()
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}
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func checkTopicListing(t *testing.T, want []string) {
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s := &topicListService{topics: want, t: t}
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c := &Client{projectID: "projid", s: s}
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topics, err := slurpTopics(c.Topics(context.Background()))
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if err != nil {
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t.Errorf("error listing topics: %v", err)
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}
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got := topicNames(topics)
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if !reflect.DeepEqual(got, want) {
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t.Errorf("topic list: got: %v, want: %v", got, want)
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}
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if len(s.topics) != 0 {
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t.Errorf("outstanding topics: %v", s.topics)
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}
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}
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// All returns the remaining topics from this iterator.
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func slurpTopics(it *TopicIterator) ([]*Topic, error) {
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var topics []*Topic
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for {
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switch topic, err := it.Next(); err {
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case nil:
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topics = append(topics, topic)
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case iterator.Done:
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return topics, nil
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default:
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return nil, err
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}
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}
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}
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func TestTopicID(t *testing.T) {
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const id = "id"
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serv := &topicListService{
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topics: []string{"projects/projid/topics/t1", "projects/projid/topics/t2"},
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t: t,
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}
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c := &Client{projectID: "projid", s: serv}
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s := c.Topic(id)
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if got, want := s.ID(), id; got != want {
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t.Errorf("Token.ID() = %q; want %q", got, want)
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}
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want := []string{"t1", "t2"}
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topics, err := slurpTopics(c.Topics(context.Background()))
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if err != nil {
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t.Errorf("error listing topics: %v", err)
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}
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for i, topic := range topics {
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if got, want := topic.ID(), want[i]; got != want {
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t.Errorf("Token.ID() = %q; want %q", got, want)
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}
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}
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}
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func TestListTopics(t *testing.T) {
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checkTopicListing(t, []string{
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"projects/projid/topics/t1",
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"projects/projid/topics/t2",
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"projects/projid/topics/t3",
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"projects/projid/topics/t4"})
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}
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func TestListCompletelyEmptyTopics(t *testing.T) {
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var want []string
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checkTopicListing(t, want)
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}
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func topicNames(topics []*Topic) []string {
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var names []string
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for _, topic := range topics {
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names = append(names, topic.name)
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}
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return names
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}
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