[#265] pkg/reputation: Implement GlobalTrust type

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

pkg/reputation/trust_test.go

@@ -3,8 +3,10 @@ package reputation_test
 import (
 	"testing"
 
+	"github.com/nspcc-dev/neofs-api-go/pkg"
 	"github.com/nspcc-dev/neofs-api-go/pkg/reputation"
 	reputationtest "github.com/nspcc-dev/neofs-api-go/pkg/reputation/test"
+	reputationtestV2 "github.com/nspcc-dev/neofs-api-go/v2/reputation/test"
 	"github.com/stretchr/testify/require"
 )
 
@@ -39,3 +41,65 @@ func TestTrust(t *testing.T) {
 		require.Equal(t, trust, trust2)
 	})
 }
+
+func TestGlobalTrust(t *testing.T) {
+	t.Run("v2", func(t *testing.T) {
+		gtV2 := reputationtestV2.GenerateGlobalTrust(false)
+
+		gt := reputation.GlobalTrustFromV2(gtV2)
+
+		require.Equal(t, gtV2, gt.ToV2())
+	})
+
+	t.Run("getters+setters", func(t *testing.T) {
+		gt := reputation.NewGlobalTrust()
+
+		require.Equal(t, pkg.SDKVersion(), gt.Version())
+		require.Nil(t, gt.Manager())
+		require.Nil(t, gt.Trust())
+
+		version := pkg.NewVersion()
+		version.SetMajor(13)
+		version.SetMinor(31)
+		gt.SetVersion(version)
+		require.Equal(t, version, gt.Version())
+
+		mngr := reputationtest.GeneratePeerID()
+		gt.SetManager(mngr)
+		require.Equal(t, mngr, gt.Manager())
+
+		trust := reputationtest.GenerateTrust()
+		gt.SetTrust(trust)
+		require.Equal(t, trust, gt.Trust())
+	})
+
+	t.Run("sign+verify", func(t *testing.T) {
+		gt := reputationtest.GenerateSignedGlobalTrust(t)
+
+		err := gt.VerifySignature()
+		require.NoError(t, err)
+	})
+
+	t.Run("encoding", func(t *testing.T) {
+		t.Run("binary", func(t *testing.T) {
+			gt := reputationtest.GenerateSignedGlobalTrust(t)
+
+			data, err := gt.Marshal()
+			require.NoError(t, err)
+
+			gt2 := reputation.NewGlobalTrust()
+			require.NoError(t, gt2.Unmarshal(data))
+			require.Equal(t, gt, gt2)
+		})
+
+		t.Run("JSON", func(t *testing.T) {
+			gt := reputationtest.GenerateSignedGlobalTrust(t)
+			data, err := gt.MarshalJSON()
+			require.NoError(t, err)
+
+			gt2 := reputation.NewGlobalTrust()
+			require.NoError(t, gt2.UnmarshalJSON(data))
+			require.Equal(t, gt, gt2)
+		})
+	})
+}