[#164] sdk/container: Implement Equal method on ID

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
This commit is contained in:
Leonard Lyubich 2020-09-30 20:24:05 +03:00 committed by Leonard Lyubich
parent 1305bc750e
commit cf70026c7e
3 changed files with 34 additions and 2 deletions

View file

@ -1,6 +1,7 @@
package container package container
import ( import (
"bytes"
"crypto/sha256" "crypto/sha256"
"github.com/nspcc-dev/neofs-api-go/v2/refs" "github.com/nspcc-dev/neofs-api-go/v2/refs"
@ -30,3 +31,11 @@ func (id *ID) SetSHA256(v [sha256.Size]byte) {
func (id *ID) ToV2() *refs.ContainerID { func (id *ID) ToV2() *refs.ContainerID {
return (*refs.ContainerID)(id) return (*refs.ContainerID)(id)
} }
// Equal returns true if identifiers are identical.
func (id *ID) Equal(id2 *ID) bool {
return bytes.Equal(
(*refs.ContainerID)(id).GetValue(),
(*refs.ContainerID)(id2).GetValue(),
)
}

View file

@ -22,3 +22,26 @@ func TestIDV2_0(t *testing.T) {
require.Equal(t, checksum[:], cidV2.GetValue()) require.Equal(t, checksum[:], cidV2.GetValue())
} }
func randSHA256Checksum(t *testing.T) (cs [sha256.Size]byte) {
_, err := rand.Read(cs[:])
require.NoError(t, err)
return
}
func TestID_Equal(t *testing.T) {
cs := randSHA256Checksum(t)
id1 := NewID()
id1.SetSHA256(cs)
id2 := NewID()
id2.SetSHA256(cs)
id3 := NewID()
id3.SetSHA256(randSHA256Checksum(t))
require.True(t, id1.Equal(id2))
require.False(t, id1.Equal(id3))
}

View file

@ -30,8 +30,8 @@ func (id *ID) SetSHA256(v [sha256.Size]byte) {
// Equal returns true if identifiers are identical. // Equal returns true if identifiers are identical.
func (id *ID) Equal(id2 *ID) bool { func (id *ID) Equal(id2 *ID) bool {
return bytes.Equal( return bytes.Equal(
(*ID)(id).ToV2().GetValue(), (*refs.ObjectID)(id).GetValue(),
(*ID)(id2).ToV2().GetValue(), (*refs.ObjectID)(id2).GetValue(),
) )
} }