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boardstub.go
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boardstub.go
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package testutil
import (
"cloud.google.com/go/datastore"
"fmt"
"github.com/tempxla/stub2ch/internal/app/types/entity/board"
"github.com/tempxla/stub2ch/internal/app/types/entity/dat"
"time"
)
// A injection for google datastore
type BoardStub struct {
BoardMap map[string]*board.Entity
DatMap map[string]map[string]*dat.Entity
}
func (repo *BoardStub) BoardKey(name string) (key *board.Key) {
k := datastore.NameKey(board.KIND, name, nil)
key = &board.Key{DSKey: k}
return
}
func (repo *BoardStub) DatKey(name string, parent *board.Key) (key *dat.Key) {
k := datastore.NameKey(dat.KIND, name, parent.DSKey)
key = &dat.Key{DSKey: k}
return
}
func (repo *BoardStub) GetBoard(key *board.Key, entity *board.Entity) (err error) {
if e, ok := repo.BoardMap[key.DSKey.Name]; !ok {
return datastore.ErrNoSuchEntity
} else {
*entity = *e
return
}
}
func (repo *BoardStub) PutBoard(key *board.Key, entity *board.Entity) (err error) {
repo.BoardMap[key.DSKey.Name] = entity
return
}
func (repo *BoardStub) GetDat(key *dat.Key, entity *dat.Entity) (err error) {
if board, ok := repo.DatMap[key.DSKey.Parent.Name]; !ok {
return datastore.ErrNoSuchEntity
} else if e, ok := board[key.DSKey.Name]; !ok {
return datastore.ErrNoSuchEntity
} else {
*entity = *e
return
}
}
func (repo *BoardStub) PutDat(key *dat.Key, entity *dat.Entity) (err error) {
repo.DatMap[key.DSKey.Parent.Name][key.DSKey.Name] = entity
return
}
func (repo *BoardStub) GetAllBoard(entities *[]*board.Entity) (keys []*board.Key, err error) {
for k, v := range repo.BoardMap {
*entities = append(*entities, v)
keys = append(keys, repo.BoardKey(k))
}
return
}
func (repo *BoardStub) RunInTransaction(f func(tx *datastore.Transaction) error) (err error) {
return f(nil)
}
func (repo *BoardStub) TxGetBoard(tx *datastore.Transaction, key *board.Key, entity *board.Entity) (err error) {
err = repo.GetBoard(key, entity)
return
}
func (repo *BoardStub) TxPutBoard(tx *datastore.Transaction, key *board.Key, entity *board.Entity) (err error) {
err = repo.PutBoard(key, entity)
return
}
func (repo *BoardStub) TxGetDat(tx *datastore.Transaction, key *dat.Key, entity *dat.Entity) (err error) {
err = repo.GetDat(key, entity)
return
}
func (repo *BoardStub) TxPutDat(tx *datastore.Transaction, key *dat.Key, entity *dat.Entity) (err error) {
err = repo.PutDat(key, entity)
return
}
func (repo *BoardStub) TxGetAllBoard(tx *datastore.Transaction, entities *[]*board.Entity) (keys []*board.Key, err error) {
return repo.GetAllBoard(entities)
}
func (repo *BoardStub) TxPutMultiBoard(tx *datastore.Transaction, keys []*board.Key, entities []*board.Entity) (err error) {
for i, k := range keys {
repo.PutBoard(k, entities[i])
}
return
}
type ThreadStub struct {
ThreadKey string
ThreadTitle string
MessageCount int
LastModified time.Time
Dat string
}
func EmptyBoardStub() *BoardStub {
return &BoardStub{
BoardMap: make(map[string]*board.Entity),
DatMap: make(map[string]map[string]*dat.Entity),
}
}
func InitialBoardStub(boardNameList ...string) *BoardStub {
boardStub := EmptyBoardStub()
for _, boardName := range boardNameList {
boardStub.BoardMap[boardName] = &board.Entity{}
boardStub.DatMap[boardName] = map[string]*dat.Entity{}
}
return boardStub
}
func NewBoardStub(boardName string, threads []ThreadStub) *BoardStub {
stub := &BoardStub{
BoardMap: map[string]*board.Entity{
boardName: &board.Entity{
Subjects: []board.Subject{},
},
},
DatMap: map[string]map[string]*dat.Entity{
boardName: make(map[string]*dat.Entity),
},
}
boardEntity := stub.BoardMap[boardName]
for _, v := range threads {
boardEntity.Subjects = append(boardEntity.Subjects, board.Subject{
ThreadKey: v.ThreadKey,
ThreadTitle: v.ThreadTitle,
MessageCount: v.MessageCount,
LastModified: v.LastModified,
})
stub.DatMap[boardName][v.ThreadKey] = &dat.Entity{
Bytes: []byte(v.Dat),
LastModified: v.LastModified,
}
}
return stub
}
type BrokenBoardStub struct {
*BoardStub
}
func NewBrokenBoardStub() *BrokenBoardStub {
return &BrokenBoardStub{}
}
func (repo *BrokenBoardStub) TxGetBoard(tx *datastore.Transaction, key *board.Key, entity *board.Entity) (err error) {
return fmt.Errorf("[boardstub dummy error] TxGetBoard(tx, %v, %v)", key, entity)
}
func (repo *BrokenBoardStub) GetAllBoard(entities *[]*board.Entity) (keys []*board.Key, err error) {
return nil, fmt.Errorf("[boardstub dummy error] GetAllBoard(%v)", entities)
}
func (repo *BrokenBoardStub) TxGetAllBoard(tx *datastore.Transaction, entities *[]*board.Entity) (keys []*board.Key, err error) {
return nil, fmt.Errorf("[boardstub dummy error] TxGetAllBoard(tx, %v)", entities)
}
func (repo *BrokenBoardStub) TxPutMultiBoard(tx *datastore.Transaction, keys []*board.Key, entities []*board.Entity) (err error) {
return fmt.Errorf("[boardstub dummy error] TxPutMultiBoard(tx, %v)", keys)
}