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perishable.js
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perishable.js
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/*
* 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.
*/
'use strict';
const AdminConnection = require('composer-admin').AdminConnection;
const BusinessNetworkConnection = require('composer-client').BusinessNetworkConnection;
const BusinessNetworkDefinition = require('composer-common').BusinessNetworkDefinition;
const IdCard = require('composer-common').IdCard;
const MemoryCardStore = require('composer-common').MemoryCardStore;
const path = require('path');
require('chai').should();
let sinon = require('sinon');
const namespace = 'org.acme.shipping.perishable';
let grower_id = 'farmer@email.com';
let importer_id = 'supermarket@email.com';
describe('Perishable Shipping Network', () => {
// In-memory card store for testing so cards are not persisted to the file system
const cardStore = new MemoryCardStore();
let adminConnection;
let businessNetworkConnection;
let factory;
let clock;
before(() => {
// Embedded connection used for local testing
const connectionProfile = {
name: 'embedded',
'x-type': 'embedded'
};
// Embedded connection does not need real credentials
const credentials = {
certificate: 'FAKE CERTIFICATE',
privateKey: 'FAKE PRIVATE KEY'
};
// PeerAdmin identity used with the admin connection to deploy business networks
const deployerMetadata = {
version: 1,
userName: 'PeerAdmin',
roles: [ 'PeerAdmin', 'ChannelAdmin' ]
};
const deployerCard = new IdCard(deployerMetadata, connectionProfile);
deployerCard.setCredentials(credentials);
const deployerCardName = 'PeerAdmin';
adminConnection = new AdminConnection({ cardStore: cardStore });
const adminUserName = 'admin';
let adminCardName;
let businessNetworkDefinition;
return adminConnection.importCard(deployerCardName, deployerCard).then(() => {
return adminConnection.connect(deployerCardName);
}).then(() => {
businessNetworkConnection = new BusinessNetworkConnection({ cardStore: cardStore });
return BusinessNetworkDefinition.fromDirectory(path.resolve(__dirname, '..'));
}).then(definition => {
businessNetworkDefinition = definition;
// Install the Composer runtime for the new business network
return adminConnection.install(businessNetworkDefinition.getName());
}).then(() => {
// Start the business network and configure an network admin identity
const startOptions = {
networkAdmins: [
{
userName: adminUserName,
enrollmentSecret: 'adminpw'
}
]
};
return adminConnection.start(businessNetworkDefinition, startOptions);
}).then(adminCards => {
// Import the network admin identity for us to use
adminCardName = `${adminUserName}@${businessNetworkDefinition.getName()}`;
return adminConnection.importCard(adminCardName, adminCards.get(adminUserName));
}).then(() => {
// Connect to the business network using the network admin identity
return businessNetworkConnection.connect(adminCardName);
}).then(() => {
factory = businessNetworkConnection.getBusinessNetwork().getFactory();
const setupDemo = factory.newTransaction(namespace, 'SetupDemo');
return businessNetworkConnection.submitTransaction(setupDemo);
});
});
beforeEach(() => {
clock = sinon.useFakeTimers();
});
afterEach(function () {
clock.restore();
});
describe('#shipment', () => {
it('should receive base price for a shipment within temperature range', () => {
// submit the temperature reading
const tempReading = factory.newTransaction(namespace, 'TemperatureReading');
tempReading.shipment = factory.newRelationship(namespace, 'Shipment', 'SHIP_001');
tempReading.centigrade = 4.5;
return businessNetworkConnection.submitTransaction(tempReading)
.then(() => {
// submit the shipment received
const received = factory.newTransaction(namespace, 'ShipmentReceived');
received.shipment = factory.newRelationship(namespace, 'Shipment', 'SHIP_001');
return businessNetworkConnection.submitTransaction(received);
})
.then(() => {
return businessNetworkConnection.getParticipantRegistry(namespace + '.Grower');
})
.then((growerRegistry) => {
// check the grower's balance
return growerRegistry.get(grower_id);
})
.then((newGrower) => {
// console.log(JSON.stringify(businessNetworkConnection.getBusinessNetwork().getSerializer().toJSON(newGrower)));
newGrower.accountBalance.should.equal(2500);
})
.then(() => {
return businessNetworkConnection.getParticipantRegistry(namespace + '.Importer');
})
.then((importerRegistry) => {
// check the importer's balance
return importerRegistry.get(importer_id);
})
.then((newImporter) => {
newImporter.accountBalance.should.equal(-2500);
})
.then(() => {
return businessNetworkConnection.getAssetRegistry(namespace + '.Shipment');
})
.then((shipmentRegistry) => {
// check the state of the shipment
return shipmentRegistry.get('SHIP_001');
})
.then((shipment) => {
shipment.status.should.equal('ARRIVED');
});
});
it('should receive nothing for a late shipment', () => {
// submit the temperature reading
const tempReading = factory.newTransaction(namespace, 'TemperatureReading');
tempReading.shipment = factory.newRelationship(namespace, 'Shipment', 'SHIP_001');
tempReading.centigrade = 4.5;
// advance the javascript clock to create a time-advanced test timestamp
clock.tick(1000000000000000);
return businessNetworkConnection.submitTransaction(tempReading)
.then(() => {
// submit the shipment received
const received = factory.newTransaction(namespace, 'ShipmentReceived');
received.shipment = factory.newRelationship(namespace, 'Shipment', 'SHIP_001');
return businessNetworkConnection.submitTransaction(received);
})
.then(() => {
return businessNetworkConnection.getParticipantRegistry(namespace + '.Grower');
})
.then((growerRegistry) => {
// check the grower's balance
return growerRegistry.get(grower_id);
})
.then((newGrower) => {
// console.log(JSON.stringify(businessNetworkConnection.getBusinessNetwork().getSerializer().toJSON(newGrower)));
newGrower.accountBalance.should.equal(2500);
})
.then(() => {
return businessNetworkConnection.getParticipantRegistry(namespace + '.Importer');
})
.then((importerRegistry) => {
// check the importer's balance
return importerRegistry.get(importer_id);
})
.then((newImporter) => {
newImporter.accountBalance.should.equal(-2500);
});
});
it('should apply penalty for min temperature violation', () => {
// submit the temperature reading
const tempReading = factory.newTransaction(namespace, 'TemperatureReading');
tempReading.shipment = factory.newRelationship(namespace, 'Shipment', 'SHIP_001');
tempReading.centigrade = 1;
return businessNetworkConnection.submitTransaction(tempReading)
.then(() => {
// submit the shipment received
const received = factory.newTransaction(namespace, 'ShipmentReceived');
received.shipment = factory.newRelationship(namespace, 'Shipment', 'SHIP_001');
return businessNetworkConnection.submitTransaction(received);
})
.then(() => {
return businessNetworkConnection.getParticipantRegistry(namespace + '.Grower');
})
.then((growerRegistry) => {
// check the grower's balance
return growerRegistry.get(grower_id);
})
.then((newGrower) => {
// console.log(JSON.stringify(businessNetworkConnection.getBusinessNetwork().getSerializer().toJSON(newGrower)));
newGrower.accountBalance.should.equal(4000);
})
.then(() => {
return businessNetworkConnection.getParticipantRegistry(namespace + '.Importer');
})
.then((importerRegistry) => {
// check the importer's balance
return importerRegistry.get(importer_id);
})
.then((newImporter) => {
newImporter.accountBalance.should.equal(-4000);
});
});
it('should apply penalty for max temperature violation', () => {
// submit the temperature reading
const tempReading = factory.newTransaction(namespace, 'TemperatureReading');
tempReading.shipment = factory.newRelationship(namespace, 'Shipment', 'SHIP_001');
tempReading.centigrade = 11;
return businessNetworkConnection.submitTransaction(tempReading)
.then(() => {
// submit the shipment received
const received = factory.newTransaction(namespace, 'ShipmentReceived');
received.shipment = factory.newRelationship(namespace, 'Shipment', 'SHIP_001');
return businessNetworkConnection.submitTransaction(received);
})
.then(() => {
return businessNetworkConnection.getParticipantRegistry(namespace + '.Grower');
})
.then((growerRegistry) => {
// check the grower's balance
return growerRegistry.get(grower_id);
})
.then((newGrower) => {
// console.log(JSON.stringify(businessNetworkConnection.getBusinessNetwork().getSerializer().toJSON(newGrower)));
newGrower.accountBalance.should.equal(5000);
})
.then(() => {
return businessNetworkConnection.getParticipantRegistry(namespace + '.Importer');
})
.then((importerRegistry) => {
// check the importer's balance
return importerRegistry.get(importer_id);
})
.then((newImporter) => {
newImporter.accountBalance.should.equal(-5000);
});
});
});
});