traefik/old/provider/kv/kv_mock_test.go
2018-11-14 10:18:03 +01:00

124 lines
2.9 KiB
Go

package kv
import (
"errors"
"strings"
"github.com/abronan/valkeyrie/store"
)
func newProviderMock(kvPairs []*store.KVPair) *Provider {
return &Provider{
Prefix: "traefik",
kvClient: &Mock{
KVPairs: kvPairs,
},
}
}
// 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 newKvClientMock(kvPairs []*store.KVPair, err error) *Mock {
mock := &Mock{
KVPairs: kvPairs,
}
if err != nil {
mock.Error = KvError{
Get: err,
List: err,
}
}
return mock
}
func (s *Mock) Put(key string, value []byte, opts *store.WriteOptions) error {
return errors.New("put not supported")
}
func (s *Mock) Get(key string, options *store.ReadOptions) (*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, options *store.ReadOptions) (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{}, options *store.ReadOptions) (<-chan *store.KVPair, error) {
return nil, errors.New("watch not supported")
}
// WatchTree mock
func (s *Mock) WatchTree(prefix string, stopCh <-chan struct{}, options *store.ReadOptions) (<-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, options *store.ReadOptions) ([]*store.KVPair, error) {
if err := s.Error.List; err != nil {
return nil, err
}
var kv []*store.KVPair
for _, kvPair := range s.KVPairs {
if strings.HasPrefix(kvPair.Key, prefix) && !strings.ContainsAny(strings.TrimPrefix(kvPair.Key, prefix), pathSeparator) {
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() {}