frostfs-api-go/object/sg_test.go

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package object
import (
"math/rand"
"sort"
"testing"
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"github.com/nspcc-dev/neofs-api-go/hash"
"github.com/nspcc-dev/neofs-api-go/storagegroup"
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"github.com/stretchr/testify/require"
)
func TestObject_StorageGroup(t *testing.T) {
t.Run("group method", func(t *testing.T) {
var linkCount byte = 100
obj := &Object{Headers: make([]Header, 0, linkCount)}
require.Empty(t, obj.Group())
idList := make([]ID, linkCount)
for i := byte(0); i < linkCount; i++ {
idList[i] = ID{i}
obj.Headers = append(obj.Headers, Header{
Value: &Header_Link{Link: &Link{
Type: Link_StorageGroup,
ID: idList[i],
}},
})
}
rand.Shuffle(len(obj.Headers), func(i, j int) { obj.Headers[i], obj.Headers[j] = obj.Headers[j], obj.Headers[i] })
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sort.Sort(storagegroup.IDList(idList))
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require.Equal(t, idList, obj.Group())
})
t.Run("identification method", func(t *testing.T) {
oid, cid, owner := ID{1}, CID{2}, OwnerID{3}
obj := &Object{
SystemHeader: SystemHeader{
ID: oid,
OwnerID: owner,
CID: cid,
},
}
idInfo := obj.IDInfo()
require.Equal(t, oid, idInfo.SGID)
require.Equal(t, cid, idInfo.CID)
require.Equal(t, owner, idInfo.OwnerID)
})
t.Run("zones method", func(t *testing.T) {
sgSize := uint64(100)
d := make([]byte, sgSize)
_, err := rand.Read(d)
require.NoError(t, err)
sgHash := hash.Sum(d)
obj := &Object{
Headers: []Header{
{
Value: &Header_StorageGroup{
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StorageGroup: &storagegroup.StorageGroup{
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ValidationDataSize: sgSize,
ValidationHash: sgHash,
},
},
},
},
}
var (
sumSize uint64
zones = obj.Zones()
hashes = make([]Hash, len(zones))
)
for i := range zones {
sumSize += zones[i].Size
hashes[i] = zones[i].Hash
}
sumHash, err := hash.Concat(hashes)
require.NoError(t, err)
require.Equal(t, sgSize, sumSize)
require.Equal(t, sgHash, sumHash)
})
}