frostfs-api-go/pkg/container/id/id_test.go
Pavel Karpy 6ce8844654 [#302] pkg/container/id: Convert nil ID to nil message
Document that `ID.ToV2` method returns
`nil` when is called on `nil`. Document
 that `NewFromV2` method returns
`nil` when is called on `nil`. Add
corresponding unit test.

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
2021-06-09 17:23:35 +03:00

89 lines
1.7 KiB
Go

package cid_test
import (
"crypto/sha256"
"math/rand"
"testing"
cid "github.com/nspcc-dev/neofs-api-go/pkg/container/id"
cidtest "github.com/nspcc-dev/neofs-api-go/pkg/container/id/test"
"github.com/nspcc-dev/neofs-api-go/v2/refs"
"github.com/stretchr/testify/require"
)
func randSHA256Checksum() (cs [sha256.Size]byte) {
rand.Read(cs[:])
return
}
func TestID_ToV2(t *testing.T) {
t.Run("non-nil", func(t *testing.T) {
checksum := randSHA256Checksum()
id := cidtest.GenerateWithChecksum(checksum)
idV2 := id.ToV2()
require.Equal(t, id, cid.NewFromV2(idV2))
require.Equal(t, checksum[:], idV2.GetValue())
})
t.Run("nil", func(t *testing.T) {
var x *cid.ID
require.Nil(t, x.ToV2())
})
}
func TestID_Equal(t *testing.T) {
cs := randSHA256Checksum()
id1 := cidtest.GenerateWithChecksum(cs)
id2 := cidtest.GenerateWithChecksum(cs)
require.True(t, id1.Equal(id2))
id3 := cidtest.Generate()
require.False(t, id1.Equal(id3))
}
func TestID_String(t *testing.T) {
id := cidtest.Generate()
id2 := cid.New()
require.NoError(t, id2.Parse(id.String()))
require.Equal(t, id, id2)
}
func TestContainerIDEncoding(t *testing.T) {
id := cidtest.Generate()
t.Run("binary", func(t *testing.T) {
data, err := id.Marshal()
require.NoError(t, err)
id2 := cid.New()
require.NoError(t, id2.Unmarshal(data))
require.Equal(t, id, id2)
})
t.Run("json", func(t *testing.T) {
data, err := id.MarshalJSON()
require.NoError(t, err)
a2 := cid.New()
require.NoError(t, a2.UnmarshalJSON(data))
require.Equal(t, id, a2)
})
}
func TestNewFromV2(t *testing.T) {
t.Run("from nil", func(t *testing.T) {
var x *refs.ContainerID
require.Nil(t, cid.NewFromV2(x))
})
}