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mocks.go
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mocks.go
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package mocks
import (
"bytes"
"crypto"
"errors"
"hash"
"reflect"
"github.com/hello2mao/go-common/stable/csp"
)
type MockCSP struct {
SignArgKey csp.Key
SignDigestArg []byte
SignOptsArg csp.SignerOpts
SignValue []byte
SignErr error
VerifyValue bool
VerifyErr error
ExpectedSig []byte
KeyImportValue csp.Key
KeyImportErr error
EncryptError error
DecryptError error
HashVal []byte
HashErr error
}
func (*MockCSP) KeyGen(opts csp.KeyGenOpts) (csp.Key, error) {
panic("Not yet implemented")
}
func (*MockCSP) KeyDeriv(k csp.Key, opts csp.KeyDerivOpts) (csp.Key, error) {
panic("Not yet implemented")
}
func (m *MockCSP) KeyImport(raw interface{}, opts csp.KeyImportOpts) (csp.Key, error) {
return m.KeyImportValue, m.KeyImportErr
}
func (*MockCSP) GetKey(ski []byte) (csp.Key, error) {
panic("Not yet implemented")
}
func (m *MockCSP) Hash(msg []byte, opts csp.HashOpts) ([]byte, error) {
return m.HashVal, m.HashErr
}
func (*MockCSP) GetHash(opts csp.HashOpts) (hash.Hash, error) {
panic("Not yet implemented")
}
func (b *MockCSP) Sign(k csp.Key, digest []byte, opts csp.SignerOpts) ([]byte, error) {
if !reflect.DeepEqual(b.SignArgKey, k) {
return nil, errors.New("invalid key")
}
if !reflect.DeepEqual(b.SignDigestArg, digest) {
return nil, errors.New("invalid digest")
}
if !reflect.DeepEqual(b.SignOptsArg, opts) {
return nil, errors.New("invalid opts")
}
return b.SignValue, b.SignErr
}
func (b *MockCSP) Verify(k csp.Key, signature, digest []byte, opts csp.SignerOpts) (bool, error) {
// we want to mock a success
if b.VerifyValue {
return b.VerifyValue, nil
}
// we want to mock a failure because of an error
if b.VerifyErr != nil {
return b.VerifyValue, b.VerifyErr
}
// in neither case, compare the signature with the expected one
return bytes.Equal(b.ExpectedSig, signature), nil
}
func (m *MockCSP) Encrypt(k csp.Key, plaintext []byte, opts csp.EncrypterOpts) ([]byte, error) {
if m.EncryptError == nil {
return plaintext, nil
} else {
return nil, m.EncryptError
}
}
func (m *MockCSP) Decrypt(k csp.Key, ciphertext []byte, opts csp.DecrypterOpts) ([]byte, error) {
if m.DecryptError == nil {
return ciphertext, nil
} else {
return nil, m.DecryptError
}
}
type MockKey struct {
BytesValue []byte
BytesErr error
Symm bool
PK csp.Key
PKErr error
Pvt bool
}
func (m *MockKey) Bytes() ([]byte, error) {
return m.BytesValue, m.BytesErr
}
func (*MockKey) SKI() []byte {
panic("Not yet implemented")
}
func (m *MockKey) Symmetric() bool {
return m.Symm
}
func (m *MockKey) Private() bool {
return m.Pvt
}
func (m *MockKey) PublicKey() (csp.Key, error) {
return m.PK, m.PKErr
}
type SignerOpts struct {
HashFuncValue crypto.Hash
}
func (o *SignerOpts) HashFunc() crypto.Hash {
return o.HashFuncValue
}
type KeyGenOpts struct {
EphemeralValue bool
}
func (*KeyGenOpts) Algorithm() string {
return "Mock KeyGenOpts"
}
func (o *KeyGenOpts) Ephemeral() bool {
return o.EphemeralValue
}
type KeyStore struct {
GetKeyValue csp.Key
GetKeyErr error
StoreKeyErr error
}
func (*KeyStore) ReadOnly() bool {
panic("Not yet implemented")
}
func (ks *KeyStore) GetKey(ski []byte) (csp.Key, error) {
return ks.GetKeyValue, ks.GetKeyErr
}
func (ks *KeyStore) StoreKey(k csp.Key) error {
return ks.StoreKeyErr
}
type KeyImportOpts struct{}
func (*KeyImportOpts) Algorithm() string {
return "Mock KeyImportOpts"
}
func (*KeyImportOpts) Ephemeral() bool {
panic("Not yet implemented")
}
type EncrypterOpts struct{}
type DecrypterOpts struct{}
type HashOpts struct{}
func (HashOpts) Algorithm() string {
return "Mock HashOpts"
}
type KeyDerivOpts struct {
EphemeralValue bool
}
func (*KeyDerivOpts) Algorithm() string {
return "Mock KeyDerivOpts"
}
func (o *KeyDerivOpts) Ephemeral() bool {
return o.EphemeralValue
}