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core.go
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core.go
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/*
* Copyright 2018 Insolar
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package testutils
import (
"crypto"
"hash"
"math/rand"
"github.com/insolar/insolar/core"
"github.com/insolar/insolar/ledger/storage/jet"
uuid "github.com/satori/go.uuid"
"golang.org/x/crypto/sha3"
)
// RandomString generates random uuid and return it as a string
func RandomString() string {
newUUID, err := uuid.NewV4()
if err != nil {
panic(err)
}
return newUUID.String()
}
// RandomRef generates random object reference
func RandomRef() core.RecordRef {
ref := [core.RecordRefSize]byte{}
_, err := rand.Read(ref[:])
if err != nil {
panic(err)
}
return ref
}
// RandomID generates random object ID
func RandomID() core.RecordID {
id := [core.RecordIDSize]byte{}
_, err := rand.Read(id[:])
if err != nil {
panic(err)
}
return id
}
// RandomJet generates random jet with random depth (uint8) and
func RandomJet() core.RecordID {
jetbuf := make([]byte, core.RecordHashSize)
_, err := rand.Read(jetbuf)
if err != nil {
panic(err)
}
// don't be too huge (i.e. 255)
depth := uint8(rand.Intn(128))
return *jet.NewID(depth, jet.ResetBits(jetbuf[1:], depth))
}
type cryptographySchemeMock struct{}
type hasherMock struct {
h hash.Hash
}
func (m *hasherMock) Write(p []byte) (n int, err error) {
return m.h.Write(p)
}
func (m *hasherMock) Sum(b []byte) []byte {
return m.h.Sum(b)
}
func (m *hasherMock) Reset() {
m.h.Reset()
}
func (m *hasherMock) Size() int {
return m.h.Size()
}
func (m *hasherMock) BlockSize() int {
return m.h.BlockSize()
}
func (m *hasherMock) Hash(val []byte) []byte {
panic("not implemented")
}
func (m *cryptographySchemeMock) ReferenceHasher() core.Hasher {
return &hasherMock{h: sha3.New512()}
}
func (m *cryptographySchemeMock) IntegrityHasher() core.Hasher {
return &hasherMock{h: sha3.New512()}
}
func (m *cryptographySchemeMock) Signer(privateKey crypto.PrivateKey) core.Signer {
panic("not implemented")
}
func (m *cryptographySchemeMock) Verifier(publicKey crypto.PublicKey) core.Verifier {
panic("not implemented")
}
func (m *cryptographySchemeMock) PublicKeySize() int {
panic("not implemented")
}
func (m *cryptographySchemeMock) SignatureSIze() int {
panic("not implemented")
}
func NewPlatformCryptographyScheme() core.PlatformCryptographyScheme {
return &cryptographySchemeMock{}
}