github.com/kchristidis/fabric@v1.0.4-0.20171028114726-837acd08cde1/protos/common/signed_data_test.go (about) 1 /* 2 Copyright IBM Corp. 2016 All Rights Reserved. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package common 18 19 import ( 20 "bytes" 21 "testing" 22 23 "github.com/golang/protobuf/proto" 24 ) 25 26 // More duplicate utility which should go away, but the utils are a bit of a mess right now with import cycles 27 func marshalOrPanic(msg proto.Message) []byte { 28 data, err := proto.Marshal(msg) 29 if err != nil { 30 panic("Error marshaling") 31 } 32 return data 33 } 34 35 func TestNilConfigEnvelopeAsSignedData(t *testing.T) { 36 var ce *ConfigUpdateEnvelope 37 _, err := ce.AsSignedData() 38 if err == nil { 39 t.Fatalf("Should have errored trying to convert a nil signed config item to signed data") 40 } 41 } 42 43 func TestConfigEnvelopeAsSignedData(t *testing.T) { 44 configBytes := []byte("Foo") 45 signatures := [][]byte{[]byte("Signature1"), []byte("Signature2")} 46 identities := [][]byte{[]byte("Identity1"), []byte("Identity2")} 47 48 configSignatures := make([]*ConfigSignature, len(signatures)) 49 for i := range configSignatures { 50 configSignatures[i] = &ConfigSignature{ 51 SignatureHeader: marshalOrPanic(&SignatureHeader{ 52 Creator: identities[i], 53 }), 54 Signature: signatures[i], 55 } 56 } 57 58 ce := &ConfigUpdateEnvelope{ 59 ConfigUpdate: configBytes, 60 Signatures: configSignatures, 61 } 62 63 signedData, err := ce.AsSignedData() 64 if err != nil { 65 t.Fatalf("Unexpected error: %s", err) 66 } 67 68 for i, sigData := range signedData { 69 if !bytes.Equal(sigData.Identity, identities[i]) { 70 t.Errorf("Expected identity to match at index %d", i) 71 } 72 if !bytes.Equal(sigData.Data, append(configSignatures[i].SignatureHeader, configBytes...)) { 73 t.Errorf("Expected signature over concatenation of config item bytes and signature header") 74 } 75 if !bytes.Equal(sigData.Signature, signatures[i]) { 76 t.Errorf("Expected signature to match at index %d", i) 77 } 78 } 79 } 80 81 func TestNilEnvelopeAsSignedData(t *testing.T) { 82 var env *Envelope 83 _, err := env.AsSignedData() 84 if err == nil { 85 t.Fatalf("Should have errored trying to convert a nil envelope") 86 } 87 } 88 89 func TestEnvelopeAsSignedData(t *testing.T) { 90 identity := []byte("Foo") 91 signature := []byte("Bar") 92 93 shdrbytes, err := proto.Marshal(&SignatureHeader{Creator: identity}) 94 if err != nil { 95 t.Fatalf("%s", err) 96 } 97 98 env := &Envelope{ 99 Payload: marshalOrPanic(&Payload{ 100 Header: &Header{ 101 SignatureHeader: shdrbytes, 102 }, 103 }), 104 Signature: signature, 105 } 106 107 signedData, err := env.AsSignedData() 108 if err != nil { 109 t.Fatalf("Unexpected error converting envelope to SignedData: %s", err) 110 } 111 112 if len(signedData) != 1 { 113 t.Fatalf("Expected 1 entry of signed data, but got %d", len(signedData)) 114 } 115 116 if !bytes.Equal(signedData[0].Identity, identity) { 117 t.Errorf("Wrong identity bytes") 118 } 119 if !bytes.Equal(signedData[0].Data, env.Payload) { 120 t.Errorf("Wrong data bytes") 121 } 122 if !bytes.Equal(signedData[0].Signature, signature) { 123 t.Errorf("Wrong data bytes") 124 } 125 }