package oid import ( "crypto/rand" "crypto/sha256" "strconv" "testing" "github.com/mr-tron/base58" "github.com/nspcc-dev/neofs-api-go/v2/refs" "github.com/stretchr/testify/require" ) const emptyID = "11111111111111111111111111111111" func randID(t *testing.T) ID { var id ID id.SetSHA256(randSHA256Checksum(t)) return id } func randSHA256Checksum(t *testing.T) (cs [sha256.Size]byte) { _, err := rand.Read(cs[:]) require.NoError(t, err) return } func TestIDV2(t *testing.T) { var id ID checksum := [sha256.Size]byte{} _, err := rand.Read(checksum[:]) require.NoError(t, err) id.SetSHA256(checksum) var idV2 refs.ObjectID id.WriteToV2(&idV2) require.Equal(t, checksum[:], idV2.GetValue()) } func TestID_Equal(t *testing.T) { cs := randSHA256Checksum(t) var id1 ID id1.SetSHA256(cs) var id2 ID id2.SetSHA256(cs) var id3 ID id3.SetSHA256(randSHA256Checksum(t)) require.True(t, id1.Equals(id2)) require.False(t, id1.Equals(id3)) } func TestID_Parse(t *testing.T) { t.Run("should parse successful", func(t *testing.T) { for i := 0; i < 10; i++ { t.Run(strconv.Itoa(i), func(t *testing.T) { cs := randSHA256Checksum(t) str := base58.Encode(cs[:]) var oid ID require.NoError(t, oid.DecodeString(str)) var oidV2 refs.ObjectID oid.WriteToV2(&oidV2) require.Equal(t, cs[:], oidV2.GetValue()) }) } }) t.Run("should failure on parse", func(t *testing.T) { for i := 0; i < 10; i++ { j := i t.Run(strconv.Itoa(j), func(t *testing.T) { cs := []byte{1, 2, 3, 4, 5, byte(j)} str := base58.Encode(cs) var oid ID require.Error(t, oid.DecodeString(str)) }) } }) } func TestID_String(t *testing.T) { t.Run("zero", func(t *testing.T) { var id ID require.Equal(t, emptyID, id.EncodeToString()) }) t.Run("should be equal", func(t *testing.T) { for i := 0; i < 10; i++ { t.Run(strconv.Itoa(i), func(t *testing.T) { cs := randSHA256Checksum(t) str := base58.Encode(cs[:]) var oid ID require.NoError(t, oid.DecodeString(str)) require.Equal(t, str, oid.String()) }) } }) } func TestObjectIDEncoding(t *testing.T) { id := randID(t) t.Run("binary", func(t *testing.T) { data, err := id.Marshal() require.NoError(t, err) var id2 ID 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) var id2 ID require.NoError(t, id2.UnmarshalJSON(data)) require.Equal(t, id, id2) }) } func TestNewIDFromV2(t *testing.T) { t.Run("from zero", func(t *testing.T) { var ( x ID v2 refs.ObjectID ) require.Error(t, x.ReadFromV2(v2)) }) } func TestID_ToV2(t *testing.T) { t.Run("zero to v2", func(t *testing.T) { var ( x ID v2 refs.ObjectID ) x.WriteToV2(&v2) require.Equal(t, sha256.Size, len(v2.GetValue())) require.Equal(t, emptyID, base58.Encode(v2.GetValue())) }) } func TestID_Encode(t *testing.T) { var id ID t.Run("panic", func(t *testing.T) { dst := make([]byte, sha256.Size-1) require.Panics(t, func() { id.Encode(dst) }) }) t.Run("correct", func(t *testing.T) { dst := make([]byte, sha256.Size) require.NotPanics(t, func() { id.Encode(dst) }) require.Equal(t, emptyID, id.EncodeToString()) }) }