traefik/provider/kv/kv_mock_test.go

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2017-10-12 15:50:03 +00:00
package kv
import (
"errors"
"strings"
"github.com/containous/traefik/types"
"github.com/docker/libkv/store"
)
type KvMock struct {
Provider
}
func (provider *KvMock) loadConfig() *types.Configuration {
return nil
}
// Override Get/List to return a error
type KvError struct {
Get error
List error
}
// Extremely limited mock store so we can test initialization
type Mock struct {
Error KvError
KVPairs []*store.KVPair
WatchTreeMethod func() <-chan []*store.KVPair
}
func (s *Mock) Put(key string, value []byte, opts *store.WriteOptions) error {
return errors.New("Put not supported")
}
func (s *Mock) Get(key string) (*store.KVPair, error) {
if err := s.Error.Get; err != nil {
return nil, err
}
for _, kvPair := range s.KVPairs {
if kvPair.Key == key {
return kvPair, nil
}
}
return nil, store.ErrKeyNotFound
}
func (s *Mock) Delete(key string) error {
return errors.New("Delete not supported")
}
// Exists mock
func (s *Mock) Exists(key string) (bool, error) {
if err := s.Error.Get; err != nil {
return false, err
}
for _, kvPair := range s.KVPairs {
if strings.HasPrefix(kvPair.Key, key) {
return true, nil
}
}
return false, store.ErrKeyNotFound
}
// Watch mock
func (s *Mock) Watch(key string, stopCh <-chan struct{}) (<-chan *store.KVPair, error) {
return nil, errors.New("Watch not supported")
}
// WatchTree mock
func (s *Mock) WatchTree(prefix string, stopCh <-chan struct{}) (<-chan []*store.KVPair, error) {
return s.WatchTreeMethod(), nil
}
// NewLock mock
func (s *Mock) NewLock(key string, options *store.LockOptions) (store.Locker, error) {
return nil, errors.New("NewLock not supported")
}
// List mock
func (s *Mock) List(prefix string) ([]*store.KVPair, error) {
if err := s.Error.List; err != nil {
return nil, err
}
kv := []*store.KVPair{}
for _, kvPair := range s.KVPairs {
if strings.HasPrefix(kvPair.Key, prefix) && !strings.ContainsAny(strings.TrimPrefix(kvPair.Key, prefix), "/") {
kv = append(kv, kvPair)
}
}
return kv, nil
}
// DeleteTree mock
func (s *Mock) DeleteTree(prefix string) error {
return errors.New("DeleteTree not supported")
}
// AtomicPut mock
func (s *Mock) AtomicPut(key string, value []byte, previous *store.KVPair, opts *store.WriteOptions) (bool, *store.KVPair, error) {
return false, nil, errors.New("AtomicPut not supported")
}
// AtomicDelete mock
func (s *Mock) AtomicDelete(key string, previous *store.KVPair) (bool, error) {
return false, errors.New("AtomicDelete not supported")
}
// Close mock
func (s *Mock) Close() {}