github.com/yacovm/fabric@v2.0.0-alpha.0.20191128145320-c5d4087dc723+incompatible/common/mocks/config/channel.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 config
    18  
    19  import (
    20  	"github.com/hyperledger/fabric/common/channelconfig"
    21  	"github.com/hyperledger/fabric/common/util"
    22  	"github.com/hyperledger/fabric/msp"
    23  )
    24  
    25  func nearIdentityHash(input []byte) []byte {
    26  	return util.ConcatenateBytes([]byte("FakeHash("), input, []byte(""))
    27  }
    28  
    29  // Channel is a mock implementation of config.Channel
    30  type Channel struct {
    31  	// HashingAlgorithmVal is returned as the result of HashingAlgorithm() if set
    32  	HashingAlgorithmVal func([]byte) []byte
    33  	// BlockDataHashingStructureWidthVal is returned as the result of BlockDataHashingStructureWidth()
    34  	BlockDataHashingStructureWidthVal uint32
    35  	// OrdererAddressesVal is returned as the result of OrdererAddresses()
    36  	OrdererAddressesVal []string
    37  	// CapabilitiesVal is returned as the result of Capabilities()
    38  	CapabilitiesVal channelconfig.ChannelCapabilities
    39  }
    40  
    41  // HashingAlgorithm returns the HashingAlgorithmVal if set, otherwise a fake simple hash function
    42  func (scm *Channel) HashingAlgorithm() func([]byte) []byte {
    43  	if scm.HashingAlgorithmVal == nil {
    44  		return nearIdentityHash
    45  	}
    46  	return scm.HashingAlgorithmVal
    47  }
    48  
    49  // BlockDataHashingStructureWidth returns the BlockDataHashingStructureWidthVal
    50  func (scm *Channel) BlockDataHashingStructureWidth() uint32 {
    51  	return scm.BlockDataHashingStructureWidthVal
    52  }
    53  
    54  // OrdererAddresses returns the OrdererAddressesVal
    55  func (scm *Channel) OrdererAddresses() []string {
    56  	return scm.OrdererAddressesVal
    57  }
    58  
    59  // Capabilities returns CapabilitiesVal
    60  func (scm *Channel) Capabilities() channelconfig.ChannelCapabilities {
    61  	return scm.CapabilitiesVal
    62  }
    63  
    64  // ChannelCapabilities mocks the channelconfig.ChannelCapabilities interface
    65  type ChannelCapabilities struct {
    66  	// SupportedErr is returned by Supported()
    67  	SupportedErr error
    68  
    69  	// MSPVersionVal is returned by MSPVersion()
    70  	MSPVersionVal msp.MSPVersion
    71  
    72  	ConsensusTypeMigrationVal bool
    73  }
    74  
    75  func (cc *ChannelCapabilities) OrgSpecificOrdererEndpoints() bool {
    76  	// refusing to extend this bespoke mock
    77  	// If you want to override this return value, generate your own mock..
    78  	return false
    79  }
    80  
    81  // Supported returns SupportedErr
    82  func (cc *ChannelCapabilities) Supported() error {
    83  	return cc.SupportedErr
    84  }
    85  
    86  // MSPVersion returns MSPVersionVal
    87  func (cc *ChannelCapabilities) MSPVersion() msp.MSPVersion {
    88  	return cc.MSPVersionVal
    89  }
    90  
    91  // ConsensusTypeMigration returns ConsensusTypeMigrationVal
    92  func (cc *ChannelCapabilities) ConsensusTypeMigration() bool {
    93  	return cc.ConsensusTypeMigrationVal
    94  }