github.com/myafeier/fabric@v1.0.1-0.20170722181825-3a4b1f2bce86/common/tools/protolator/blackbox_test.go (about)

     1  /*
     2  Copyright IBM Corp. 2017 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 protolator_test
    18  
    19  import (
    20  	"bytes"
    21  	"testing"
    22  
    23  	genesisconfig "github.com/hyperledger/fabric/common/configtx/tool/localconfig"
    24  	"github.com/hyperledger/fabric/common/configtx/tool/provisional"
    25  	. "github.com/hyperledger/fabric/common/tools/protolator"
    26  
    27  	"github.com/golang/protobuf/proto"
    28  	"github.com/stretchr/testify/assert"
    29  )
    30  
    31  func bidirectionalMarshal(t *testing.T, doc proto.Message) {
    32  	var buffer bytes.Buffer
    33  
    34  	assert.NoError(t, DeepMarshalJSON(&buffer, doc))
    35  
    36  	newRoot := proto.Clone(doc)
    37  	newRoot.Reset()
    38  	assert.NoError(t, DeepUnmarshalJSON(bytes.NewReader(buffer.Bytes()), newRoot))
    39  
    40  	// Note, we cannot do an equality check between newRoot and sampleDoc
    41  	// because of the nondeterministic nature of binary proto marshaling
    42  	// So instead we re-marshal to JSON which is a deterministic marshaling
    43  	// and compare equality there instead
    44  
    45  	//t.Log(doc)
    46  	//t.Log(newRoot)
    47  
    48  	var remarshaled bytes.Buffer
    49  	assert.NoError(t, DeepMarshalJSON(&remarshaled, newRoot))
    50  	assert.Equal(t, string(buffer.Bytes()), string(remarshaled.Bytes()))
    51  	//t.Log(string(buffer.Bytes()))
    52  	//t.Log(string(remarshaled.Bytes()))
    53  }
    54  
    55  func TestConfigUpdate(t *testing.T) {
    56  	p := provisional.New(genesisconfig.Load(genesisconfig.SampleSingleMSPSoloProfile))
    57  	ct := p.ChannelTemplate()
    58  	cue, err := ct.Envelope("Foo")
    59  	assert.NoError(t, err)
    60  
    61  	bidirectionalMarshal(t, cue)
    62  }
    63  
    64  func TestGenesisBlock(t *testing.T) {
    65  	p := provisional.New(genesisconfig.Load(genesisconfig.SampleSingleMSPSoloProfile))
    66  	gb := p.GenesisBlockForChannel("foo")
    67  
    68  	bidirectionalMarshal(t, gb)
    69  
    70  }