From 2f6345f2d9c35490d935bae67428e37a63ebf6e5 Mon Sep 17 00:00:00 2001
From: Evgeniy Stratonikov <evgeniy@nspcc.ru>
Date: Mon, 8 Feb 2021 11:10:58 +0300
Subject: [PATCH] compiler: add Hash compatibility test

---
 pkg/compiler/native_test.go           | 30 +++++++++++++++++++++++++++
 pkg/core/native/compatibility_test.go | 13 ------------
 2 files changed, 30 insertions(+), 13 deletions(-)

diff --git a/pkg/compiler/native_test.go b/pkg/compiler/native_test.go
index b3de8fb15..78a6c14b8 100644
--- a/pkg/compiler/native_test.go
+++ b/pkg/compiler/native_test.go
@@ -1,14 +1,44 @@
 package compiler_test
 
 import (
+	"fmt"
 	"testing"
 
 	"github.com/nspcc-dev/neo-go/pkg/core/native"
+	"github.com/nspcc-dev/neo-go/pkg/interop/native/gas"
+	"github.com/nspcc-dev/neo-go/pkg/interop/native/ledger"
 	"github.com/nspcc-dev/neo-go/pkg/interop/native/nameservice"
+	"github.com/nspcc-dev/neo-go/pkg/interop/native/neo"
+	"github.com/nspcc-dev/neo-go/pkg/interop/native/notary"
+	"github.com/nspcc-dev/neo-go/pkg/interop/native/oracle"
+	"github.com/nspcc-dev/neo-go/pkg/interop/native/policy"
 	"github.com/nspcc-dev/neo-go/pkg/interop/native/roles"
+	"github.com/nspcc-dev/neo-go/pkg/util"
 	"github.com/stretchr/testify/require"
 )
 
+func TestContractHashes(t *testing.T) {
+	cs := native.NewContracts(true)
+	require.Equal(t, []byte(neo.Hash), cs.NEO.Hash.BytesBE())
+	require.Equal(t, []byte(gas.Hash), cs.GAS.Hash.BytesBE())
+	require.Equal(t, []byte(oracle.Hash), cs.Oracle.Hash.BytesBE())
+	require.Equal(t, []byte(roles.Hash), cs.Designate.Hash.BytesBE())
+	require.Equal(t, []byte(policy.Hash), cs.Policy.Hash.BytesBE())
+	require.Equal(t, []byte(nameservice.Hash), cs.NameService.Hash.BytesBE())
+	require.Equal(t, []byte(ledger.Hash), cs.Ledger.Hash.BytesBE())
+	require.Equal(t, []byte(management.Hash), cs.Management.Hash.BytesBE())
+	require.Equal(t, []byte(notary.Hash), cs.Notary.Hash.BytesBE())
+}
+
+// testPrintHash is a helper for updating contract hashes.
+func testPrintHash(u util.Uint160) {
+	fmt.Print(`"`)
+	for _, b := range u.BytesBE() {
+		fmt.Printf("\\x%02x", b)
+	}
+	fmt.Println(`"`)
+}
+
 func TestRoleManagementRole(t *testing.T) {
 	require.EqualValues(t, native.RoleOracle, roles.Oracle)
 	require.EqualValues(t, native.RoleStateValidator, roles.StateValidator)
diff --git a/pkg/core/native/compatibility_test.go b/pkg/core/native/compatibility_test.go
index 5e0c7b471..d055628be 100644
--- a/pkg/core/native/compatibility_test.go
+++ b/pkg/core/native/compatibility_test.go
@@ -7,19 +7,6 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-// Compatibility test. hashes are taken directly from C# node.
-func TestNativeHashes(t *testing.T) {
-	require.Equal(t, "a501d7d7d10983673b61b7a2d3a813b36f9f0e43", newManagement().Hash.StringLE())
-	require.Equal(t, "971d69c6dd10ce88e7dfffec1dc603c6125a8764", newLedger().Hash.StringLE())
-	require.Equal(t, "f61eebf573ea36593fd43aa150c055ad7906ab83", newNEO().Hash.StringLE())
-	require.Equal(t, "70e2301955bf1e74cbb31d18c2f96972abadb328", newGAS().Hash.StringLE())
-	require.Equal(t, "79bcd398505eb779df6e67e4be6c14cded08e2f2", newPolicy().Hash.StringLE())
-	require.Equal(t, "597b1471bbce497b7809e2c8f10db67050008b02", newDesignate(false).Hash.StringLE())
-	require.Equal(t, "8dc0e742cbdfdeda51ff8a8b78d46829144c80ee", newOracle().Hash.StringLE())
-	// Not yet a part of NEO.
-	//require.Equal(t, "", newNotary().Hash.StringLE()())
-}
-
 // "C" and "O" can easily be typed by accident.
 func TestNamesASCII(t *testing.T) {
 	cs := NewContracts(true)