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DigitalLandTitle.js
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DigitalLandTitle.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, CertificateUtil, IdCard } = require('composer-common');
const path = require('path');
require('chai').should();
describe('DigitalLandTitle', () => {
// In-memory card store for testing so cards are not persisted to the file system
const cardStore = require('composer-common').NetworkCardStoreManager.getCardStore( { type: 'composer-wallet-inmemory' } );
let adminConnection;
let businessNetworkConnection;
before(async () => {
// Embedded connection used for local testing
const connectionProfile = {
name: 'embedded',
'x-type': 'embedded'
};
// Generate certificates for use with the embedded connection
const credentials = CertificateUtil.generate({ commonName: 'admin' });
// 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 });
await adminConnection.importCard(deployerCardName, deployerCard);
await adminConnection.connect(deployerCardName);
});
beforeEach(async () => {
businessNetworkConnection = new BusinessNetworkConnection({ cardStore: cardStore });
const adminUserName = 'admin';
let adminCardName;
let businessNetworkDefinition = await BusinessNetworkDefinition.fromDirectory(path.resolve(__dirname, '..'));
// Install the Composer runtime for the new business network
await adminConnection.install(businessNetworkDefinition.getName());
// Start the business network and configure an network admin identity
const startOptions = {
networkAdmins: [
{
userName: adminUserName,
enrollmentSecret: 'adminpw'
}
]
};
const adminCards = await adminConnection.start(businessNetworkDefinition, startOptions);
// Import the network admin identity for us to use
adminCardName = `${adminUserName}@${businessNetworkDefinition.getName()}`;
await adminConnection.importCard(adminCardName, adminCards.get(adminUserName));
// Connect to the business network using the network admin identity
await businessNetworkConnection.connect(adminCardName);
});
describe('#onRegisterPropertyForSale', () => {
it('should change the forSale flag from undefined to true', async () => {
// Create the existing LandTitle asset.
let factory = businessNetworkConnection.getBusinessNetwork().getFactory();
let seller = factory.newResource('net.biz.digitalPropertyNetwork', 'Person', 'P1');
seller. firstName = 'Dan';
seller.lastName = 'Selman';
let landTitle = factory.newResource('net.biz.digitalPropertyNetwork', 'LandTitle', 'TITLE_1');
let person = factory.newRelationship('net.biz.digitalPropertyNetwork', 'Person', 'P1');
landTitle.owner = person;
landTitle.information = 'Some information';
landTitle.forSale = false;
// Create the transaction.
let transaction = factory.newTransaction('net.biz.digitalPropertyNetwork', 'RegisterPropertyForSale');
transaction.title = factory.newRelationship('net.biz.digitalPropertyNetwork', 'LandTitle', 'TITLE_1');
transaction.seller = person;
// Get the asset registry.
const personRegistry = await businessNetworkConnection.getParticipantRegistry('net.biz.digitalPropertyNetwork.Person');
await personRegistry.add(seller);
// Add the LandTitle asset to the asset registry.
const assetRegistry = await businessNetworkConnection.getAssetRegistry('net.biz.digitalPropertyNetwork.LandTitle');
await assetRegistry.add(landTitle);
// Submit the transaction.
await businessNetworkConnection.submitTransaction(transaction);
// Get the modified land title.
const modifiedLandTitle = await assetRegistry.get('TITLE_1');
// Ensure the LandTitle has been modified correctly.
modifiedLandTitle.forSale.should.be.true;
});
});
});