[#233] Implement data audit result type with basic methods

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>

pkg/audit/result_test.go

@@ -0,0 +1,109 @@
+package audit_test
+
+import (
+	"crypto/rand"
+	"crypto/sha256"
+	"testing"
+
+	"github.com/nspcc-dev/neofs-api-go/pkg/audit"
+	"github.com/nspcc-dev/neofs-api-go/pkg/container"
+	"github.com/nspcc-dev/neofs-api-go/pkg/object"
+	"github.com/stretchr/testify/require"
+)
+
+func testSHA256() (cs [sha256.Size]byte) {
+	_, _ = rand.Read(cs[:])
+	return
+}
+
+func testCID() *container.ID {
+	cid := container.NewID()
+	cid.SetSHA256(testSHA256())
+
+	return cid
+}
+
+func testOID() *object.ID {
+	id := object.NewID()
+	id.SetSHA256(testSHA256())
+
+	return id
+}
+
+func TestResult(t *testing.T) {
+	r := audit.NewResult()
+
+	epoch := uint64(13)
+	r.SetAuditEpoch(epoch)
+	require.Equal(t, epoch, r.AuditEpoch())
+
+	cid := testCID()
+	r.SetContainerID(cid)
+	require.Equal(t, cid, r.ContainerID())
+
+	key := []byte{1, 2, 3}
+	r.SetPublicKey(key)
+	require.Equal(t, key, r.PublicKey())
+
+	passSG := []*object.ID{testOID(), testOID()}
+	r.SetPassSG(passSG)
+	require.Equal(t, passSG, r.PassSG())
+
+	failSG := []*object.ID{testOID(), testOID()}
+	r.SetFailSG(failSG)
+	require.Equal(t, failSG, r.FailSG())
+
+	hit := uint32(1)
+	r.SetHit(hit)
+	require.Equal(t, hit, r.Hit())
+
+	miss := uint32(2)
+	r.SetMiss(miss)
+	require.Equal(t, miss, r.Miss())
+
+	fail := uint32(3)
+	r.SetFail(fail)
+	require.Equal(t, fail, r.Fail())
+
+	passNodes := [][]byte{{1}, {2}}
+	r.SetPassNodes(passNodes)
+	require.Equal(t, passNodes, r.PassNodes())
+
+	failNodes := [][]byte{{3}, {4}}
+	r.SetFailNodes(failNodes)
+	require.Equal(t, failNodes, r.FailNodes())
+}
+
+func TestStorageGroupEncoding(t *testing.T) {
+	r := audit.NewResult()
+	r.SetAuditEpoch(13)
+	r.SetContainerID(testCID())
+	r.SetPublicKey([]byte{1, 2, 3})
+	r.SetPassSG([]*object.ID{testOID(), testOID()})
+	r.SetFailSG([]*object.ID{testOID(), testOID()})
+	r.SetHit(1)
+	r.SetMiss(2)
+	r.SetFail(3)
+	r.SetPassNodes([][]byte{{1}, {2}})
+	r.SetFailNodes([][]byte{{3}, {4}})
+
+	t.Run("binary", func(t *testing.T) {
+		data, err := r.Marshal()
+		require.NoError(t, err)
+
+		r2 := audit.NewResult()
+		require.NoError(t, r2.Unmarshal(data))
+
+		require.Equal(t, r, r2)
+	})
+
+	t.Run("json", func(t *testing.T) {
+		data, err := r.MarshalJSON()
+		require.NoError(t, err)
+
+		r2 := audit.NewResult()
+		require.NoError(t, r2.UnmarshalJSON(data))
+
+		require.Equal(t, r, r2)
+	})
+}