neoneo-go/pkg/core/dao/cacheddao_test.go

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package dao
import (
"testing"
"github.com/nspcc-dev/neo-go/internal/random"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/storage"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestCachedCachedDao(t *testing.T) {
store := storage.NewMemoryStore()
// Persistent DAO to check for backing storage.
pdao := NewSimple(store, false)
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assert.NotEqual(t, store, pdao.Store)
// Cached DAO.
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cdao := NewCached(pdao)
cdaoDao := cdao.DAO.(*Simple)
assert.NotEqual(t, store, cdaoDao.Store)
assert.NotEqual(t, pdao.Store, cdaoDao.Store)
// Cached cached DAO.
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ccdao := NewCached(cdao)
ccdaoDao := ccdao.DAO.(*Cached)
intDao := ccdaoDao.DAO.(*Simple)
assert.NotEqual(t, store, intDao.Store)
assert.NotEqual(t, pdao.Store, intDao.Store)
assert.NotEqual(t, cdaoDao.Store, intDao.Store)
id := int32(random.Int(0, 1024))
key := []byte("qwerty")
si := state.StorageItem("poiuyt")
require.NoError(t, ccdao.PutStorageItem(id, key, si))
resi := ccdao.GetStorageItem(id, key)
assert.Equal(t, si, resi)
resi = cdao.GetStorageItem(id, key)
assert.Equal(t, state.StorageItem(nil), resi)
resi = pdao.GetStorageItem(id, key)
assert.Equal(t, state.StorageItem(nil), resi)
cnt, err := ccdao.Persist()
assert.NoError(t, err)
assert.Equal(t, 1, cnt)
resi = cdao.GetStorageItem(id, key)
assert.Equal(t, si, resi)
resi = pdao.GetStorageItem(id, key)
assert.Equal(t, state.StorageItem(nil), resi)
cnt, err = cdao.Persist()
assert.NoError(t, err)
assert.Equal(t, 1, cnt)
resi = pdao.GetStorageItem(id, key)
assert.Equal(t, si, resi)
}