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core: remove System.Binary.[Base64*, Base58*] syscalls

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And move their tests to native StdLib.
This commit is contained in:
Anna Shaleva 2021-03-04 13:29:35 +03:00
parent 4d2ad4b9e2
commit 5c9c168ee5
7 changed files with 58 additions and 130 deletions
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16
pkg/compiler/syscall_test.go
View file

@ -61,10 +61,6 @@ func TestSyscallExecution(t *testing.T) {
sigs := "[]interop.Signature{" + sig + "}"
sctx := "storage.Context{}"
interops := map[string]syscallTestCase{
"binary.Base58Decode": {interopnames.SystemBinaryBase58Decode, []string{b}, false},
"binary.Base58Encode": {interopnames.SystemBinaryBase58Encode, []string{b}, false},
"binary.Base64Decode": {interopnames.SystemBinaryBase64Decode, []string{b}, false},
"binary.Base64Encode": {interopnames.SystemBinaryBase64Encode, []string{b}, false},
"binary.Deserialize": {interopnames.SystemBinaryDeserialize, []string{b}, false},
"binary.Serialize": {interopnames.SystemBinarySerialize, []string{"10"}, false},
"contract.Call": {interopnames.SystemContractCall, []string{u160, `"m"`, "1", "3"}, false},
@ -203,20 +199,20 @@ func TestNotify(t *testing.T) {
func TestSyscallInGlobalInit(t *testing.T) {
src := `package foo
import "github.com/nspcc-dev/neo-go/pkg/interop/binary"
var a = binary.Base58Decode([]byte("5T"))
func Main() []byte {
import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
var a = runtime.CheckWitness([]byte("5T"))
func Main() bool {
return a
}`
v, s := vmAndCompileInterop(t, src)
s.interops[interopnames.ToID([]byte(interopnames.SystemBinaryBase58Decode))] = func(v *vm.VM) error {
s.interops[interopnames.ToID([]byte(interopnames.SystemRuntimeCheckWitness))] = func(v *vm.VM) error {
s := v.Estack().Pop().Value().([]byte)
require.Equal(t, "5T", string(s))
v.Estack().PushVal([]byte{1, 2})
v.Estack().PushVal(true)
return nil
}
require.NoError(t, v.Run())
require.Equal(t, []byte{1, 2}, v.Estack().Pop().Value())
require.Equal(t, true, v.Estack().Pop().Value())
}
func TestOpcode(t *testing.T) {

41
pkg/core/interop/binary/encode.go
View file

@ -1,9 +1,6 @@
package binary
import (
"encoding/base64"
"github.com/mr-tron/base58"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/vm"
)
@ -17,41 +14,3 @@ func Serialize(ic *interop.Context) error {
func Deserialize(ic *interop.Context) error {
return vm.RuntimeDeserialize(ic.VM)
}
// EncodeBase64 encodes top stack item into a base64 string.
func EncodeBase64(ic *interop.Context) error {
src := ic.VM.Estack().Pop().Bytes()
result := base64.StdEncoding.EncodeToString(src)
ic.VM.Estack().PushVal([]byte(result))
return nil
}
// DecodeBase64 decodes top stack item from base64 string to byte array.
func DecodeBase64(ic *interop.Context) error {
src := ic.VM.Estack().Pop().String()
result, err := base64.StdEncoding.DecodeString(src)
if err != nil {
return err
}
ic.VM.Estack().PushVal(result)
return nil
}
// EncodeBase58 encodes top stack item into a base58 string.
func EncodeBase58(ic *interop.Context) error {
src := ic.VM.Estack().Pop().Bytes()
result := base58.Encode(src)
ic.VM.Estack().PushVal([]byte(result))
return nil
}
// DecodeBase58 decodes top stack item from base58 string to byte array.
func DecodeBase58(ic *interop.Context) error {
src := ic.VM.Estack().Pop().String()
result, err := base58.Decode(src)
if err != nil {
return err
}
ic.VM.Estack().PushVal(result)
return nil
}

43
pkg/core/interop/binary/encode_test.go
View file

@ -1,11 +1,9 @@
package binary
import (
"encoding/base64"
"math/big"
"testing"
"github.com/mr-tron/base58"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/vm"
@ -49,44 +47,3 @@ func TestRuntimeSerialize(t *testing.T) {
})
})
}
func TestRuntimeEncodeDecode(t *testing.T) {
original := []byte("my pretty string")
encoded64 := base64.StdEncoding.EncodeToString(original)
encoded58 := base58.Encode(original)
v := vm.New()
ic := &interop.Context{VM: v}
t.Run("Encode64", func(t *testing.T) {
v.Estack().PushVal(original)
require.NoError(t, EncodeBase64(ic))
actual := v.Estack().Pop().Bytes()
require.Equal(t, []byte(encoded64), actual)
})
t.Run("Encode58", func(t *testing.T) {
v.Estack().PushVal(original)
require.NoError(t, EncodeBase58(ic))
actual := v.Estack().Pop().Bytes()
require.Equal(t, []byte(encoded58), actual)
})
t.Run("Decode64/positive", func(t *testing.T) {
v.Estack().PushVal(encoded64)
require.NoError(t, DecodeBase64(ic))
actual := v.Estack().Pop().Bytes()
require.Equal(t, original, actual)
})
t.Run("Decode64/error", func(t *testing.T) {
v.Estack().PushVal(encoded64 + "%")
require.Error(t, DecodeBase64(ic))
})
t.Run("Decode58/positive", func(t *testing.T) {
v.Estack().PushVal(encoded58)
require.NoError(t, DecodeBase58(ic))
actual := v.Estack().Pop().Bytes()
require.Equal(t, original, actual)
})
t.Run("Decode58/error", func(t *testing.T) {
v.Estack().PushVal(encoded58 + "%")
require.Error(t, DecodeBase58(ic))
})
}

8
pkg/core/interop/interopnames/names.go
View file

@ -2,10 +2,6 @@ package interopnames
// Names of all used interops.
const (
SystemBinaryBase58Decode = "System.Binary.Base58Decode"
SystemBinaryBase58Encode = "System.Binary.Base58Encode"
SystemBinaryBase64Decode = "System.Binary.Base64Decode"
SystemBinaryBase64Encode = "System.Binary.Base64Encode"
SystemBinaryDeserialize = "System.Binary.Deserialize"
SystemBinarySerialize = "System.Binary.Serialize"
SystemCallbackCreate = "System.Callback.Create"
@ -50,10 +46,6 @@ const (
)
var names = []string{
SystemBinaryBase58Decode,
SystemBinaryBase58Encode,
SystemBinaryBase64Decode,
SystemBinaryBase64Encode,
SystemBinaryDeserialize,
SystemBinarySerialize,
SystemCallbackCreate,

4
pkg/core/interops.go
View file

@ -31,10 +31,6 @@ func SpawnVM(ic *interop.Context) *vm.VM {
// All lists are sorted, keep 'em this way, please.
var systemInterops = []interop.Function{
{Name: interopnames.SystemBinaryBase58Decode, Func: binary.DecodeBase58, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemBinaryBase58Encode, Func: binary.EncodeBase58, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemBinaryBase64Decode, Func: binary.DecodeBase64, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemBinaryBase64Encode, Func: binary.EncodeBase64, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemBinaryDeserialize, Func: binary.Deserialize, Price: 1 << 14, ParamCount: 1},
{Name: interopnames.SystemBinarySerialize, Func: binary.Serialize, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemContractCall, Func: contract.Call, Price: 1 << 15,

52
pkg/core/native/std_test.go
View file

@ -1,10 +1,12 @@
package native
import (
"encoding/base64"
"math"
"math/big"
"testing"
"github.com/mr-tron/base58"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
@ -138,3 +140,53 @@ func TestStdLibJSON(t *testing.T) {
})
})
}
func TestStdLibEncodeDecode(t *testing.T) {
s := newStd()
original := []byte("my pretty string")
encoded64 := base64.StdEncoding.EncodeToString(original)
encoded58 := base58.Encode(original)
ic := &interop.Context{VM: vm.New()}
var actual stackitem.Item
t.Run("Encode64", func(t *testing.T) {
require.NotPanics(t, func() {
actual = s.base64Encode(ic, []stackitem.Item{stackitem.Make(original)})
})
require.Equal(t, stackitem.Make(encoded64), actual)
})
t.Run("Encode58", func(t *testing.T) {
require.NotPanics(t, func() {
actual = s.base58Encode(ic, []stackitem.Item{stackitem.Make(original)})
})
require.Equal(t, stackitem.Make(encoded58), actual)
})
t.Run("Decode64/positive", func(t *testing.T) {
require.NotPanics(t, func() {
actual = s.base64Decode(ic, []stackitem.Item{stackitem.Make(encoded64)})
})
require.Equal(t, stackitem.Make(original), actual)
})
t.Run("Decode64/error", func(t *testing.T) {
require.Panics(t, func() {
_ = s.base64Decode(ic, []stackitem.Item{stackitem.Make(encoded64 + "%")})
})
require.Panics(t, func() {
_ = s.base64Decode(ic, []stackitem.Item{stackitem.NewInterop(nil)})
})
})
t.Run("Decode58/positive", func(t *testing.T) {
require.NotPanics(t, func() {
actual = s.base58Decode(ic, []stackitem.Item{stackitem.Make(encoded58)})
})
require.Equal(t, stackitem.Make(original), actual)
})
t.Run("Decode58/error", func(t *testing.T) {
require.Panics(t, func() {
_ = s.base58Decode(ic, []stackitem.Item{stackitem.Make(encoded58 + "%")})
})
require.Panics(t, func() {
_ = s.base58Decode(ic, []stackitem.Item{stackitem.NewInterop(nil)})
})
})
}

24
pkg/interop/binary/binary.go
View file

@ -20,27 +20,3 @@ func Serialize(item interface{}) []byte {
func Deserialize(b []byte) interface{} {
return neogointernal.Syscall1("System.Binary.Deserialize", b)
}
// Base64Encode encodes given byte slice into a base64 string and returns byte
// representation of this string. It uses `System.Binary.Base64Encode` interop.
func Base64Encode(b []byte) string {
return neogointernal.Syscall1("System.Binary.Base64Encode", b).(string)
}
// Base64Decode decodes given base64 string represented as a byte slice into
// byte slice. It uses `System.Binary.Base64Decode` interop.
func Base64Decode(b []byte) []byte {
return neogointernal.Syscall1("System.Binary.Base64Decode", b).([]byte)
}
// Base58Encode encodes given byte slice into a base58 string and returns byte
// representation of this string. It uses `System.Binary.Base58Encode` syscall.
func Base58Encode(b []byte) string {
return neogointernal.Syscall1("System.Binary.Base58Encode", b).(string)
}
// Base58Decode decodes given base58 string represented as a byte slice into
// a new byte slice. It uses `System.Binary.Base58Decode` syscall.
func Base58Decode(b []byte) []byte {
return neogointernal.Syscall1("System.Binary.Base58Decode", b).([]byte)
}