How to use the fabric-client.setLogger function in fabric-client

test('\n\n ** Logging utility tests - test setting an invalid external logger **\n\n', function (t) {
	// construct an invalid logger
	var logger = {
		inf: function () { console.log('info'); },
	};

	try {
		hfc.setLogger(logger);
		t.fail('Should not have allowed an invalid logger to be set');
		t.end();
	} catch (err) {
		var er1 = err.toString();
		if (er1.indexOf('debug()') > 0 &&
			er1.indexOf('info()') > 0 &&
			er1.indexOf('warn()') > 0 &&
			er1.indexOf('error()') > 0) {
			t.pass('Successfully tested thrown error for an invalid logger to set on the HFC SDK');
			t.end();
		} else {
			t.fail('Failed to catch all errors for an invalid logger missing required methods');
			t.end();
		}
	}
});

test('\n\n ** Logging utility tests - test setting an invalid external logger **\n\n', (t) => {
	console.log(' ***** logger.js - test external *****'); // eslint-disable-line

	// construct an invalid logger
	const logger = {
		inf: function () {
			t.comment('info');
		},
	};

	try {
		hfc.setLogger(logger);
		t.fail('Should not have allowed an invalid logger to be set');
		t.end();
	} catch (err) {
		const er1 = err.toString();
		if (er1.indexOf('debug()') > 0 &&
			er1.indexOf('info()') > 0 &&
			er1.indexOf('warn()') > 0 &&
			er1.indexOf('error()') > 0) {
			t.pass('Successfully tested thrown error for an invalid logger to set on the HFC SDK');
			t.end();
		} else {
			t.fail('Failed to catch all errors for an invalid logger missing required methods');
			t.end();
		}
	}
});

test('\n\n ** Logging utility tests - test setting an external logger based on log4js **\n\n', (t) => {
	console.log(' ***** logger.js - test log4js *****'); // eslint-disable-line

	const logger = log4js.getLogger();
	logger.level = 'info'; // Set level in order to output logs because by default it is OFF
	hfc.setLogger(logger);

	testLogger(t, true);
	t.end();
});

// in a happy-path scenario
'use strict';

process.env.HFC_LOGGING = '{"debug": "console"}';
var tape = require('tape');
var _test = require('tape-promise');
var test = _test(tape);

var log4js = require('log4js');
var logger = log4js.getLogger('E2E');
logger.setLevel('DEBUG');

var path = require('path');

var hfc = require('fabric-client');
hfc.setLogger(logger);

var util = require('util');
var testUtil = require('../unit/util.js');
var utils = require('fabric-client/lib/utils.js');
var Peer = require('fabric-client/lib/Peer.js');
var Orderer = require('fabric-client/lib/Orderer.js');
var EventHub = require('fabric-client/lib/EventHub.js');

var chaincode_id = 'end2end';
var chaincode_version = 'v0';
var chain_id = 'testchainid';

var client = new hfc();
var chain = client.newChain(chain_id);

var tx_id = null;

*      node pte-execRequest.js pid Nid uiFile tStart
 *        - action: deploy, invoke, query
 *        - recurrence: integer number
 */
// This is an end-to-end test that focuses on exercising all parts of the fabric APIs
// in a happy-path scenario
'use strict';

var log4js = require('log4js');
var logger = log4js.getLogger('E2E');
logger.setLevel('ERROR');

var path = require('path');

var hfc = require('fabric-client');
hfc.setLogger(logger);

var fs = require('fs');
var grpc = require('grpc');
var util = require('util');
var testUtil = require('./pte-util.js');
var utils = require('fabric-client/lib/utils.js');
var Peer = require('fabric-client/lib/Peer.js');
var Orderer = require('fabric-client/lib/Orderer.js');
var EventHub = require('fabric-client/lib/EventHub.js');
var FabricCAServices = require('fabric-ca-client/lib/FabricCAClientImpl');
var FabricCAClient = FabricCAServices.FabricCAClient;
var User = require('fabric-client/lib/User.js');
var Client = require('fabric-client/lib/Client.js');
var _commonProto = grpc.load(path.join(__dirname, 'node_modules/fabric-client/lib/protos/common/common.proto')).common;

const crypto = require('crypto');

'use strict';
var log4js = require('log4js');
var logger = log4js.getLogger('Helper');
logger.setLevel('DEBUG');

var path = require('path');
var util = require('util');
var fs = require('fs-extra');
var User = require('fabric-client/lib/User.js');
var crypto = require('crypto');
var FabricCAService = require('fabric-ca-client');
var config = require('../config.json');

var hfc = require('fabric-client');
hfc.addConfigFile(path.join(__dirname, 'network-config.json'));
hfc.setLogger(logger);
var ORGS = hfc.getConfigSetting('network-config');

var clients = {};
var channels = {};
var caClients = {};

// set up the client and channel objects for each org
for (let key in ORGS) {
    if (key.indexOf('org') === 0) {
        let client = new hfc();

        let cryptoSuite = hfc.newCryptoSuite();
        cryptoSuite.setCryptoKeyStore(hfc.newCryptoKeyStore({ path: getKeyStoreForOrg(ORGS[key].name) }));
        client.setCryptoSuite(cryptoSuite);
        channels[key] = {};
        for (let index in config.channelsList) {

var path = require('path');
var util = require('util');
var fs = require('fs-extra');
var User = require('fabric-client/lib/User.js');
var crypto = require('crypto');
var FabricCAService = require('fabric-ca-client');
var config = require('../config.json');

var hfc = require('fabric-client');
if(config.enableTls){
	hfc.addConfigFile(path.join(__dirname, 'network-config-tls.json'));
}else{
	hfc.addConfigFile(path.join(__dirname, 'network-config.json'));
}
hfc.setLogger(logger);
var ORGS = hfc.getConfigSetting('network-config');

var clients = {};
var channels = {};
var caClients = {};

// set up the client and channel objects for each org
for (let key in ORGS) {
    if (key.indexOf('org') === 0) {
        let client = new hfc();

        let cryptoSuite = hfc.newCryptoSuite();
        cryptoSuite.setCryptoKeyStore(hfc.newCryptoKeyStore({path: getKeyStoreForOrg(ORGS[key].name)}));
        client.setCryptoSuite(cryptoSuite);
        channels[key] = {};
        for (let index in config.channelsList) {

'use strict';
var log4js = require('log4js');
var logger = log4js.getLogger('Helper');
logger.setLevel('DEBUG');

var path = require('path');
var util = require('util');
var fs = require('fs-extra');
var User = require('fabric-client/lib/User.js');
var crypto = require('crypto');
var copService = require('fabric-ca-client');
var config = require('../config.json');

var hfc = require('fabric-client');
hfc.addConfigFile(path.join(__dirname, 'network-config.json'));
hfc.setLogger(logger);
var ORGS = hfc.getConfigSetting('network-config');

var clients = {};
var channels = {};
var caClients = {};

// set up the client and channel objects for each org
for (let key in ORGS) {
	if (key.indexOf('org') === 0) {
		let client = new hfc();

		let cryptoSuite = hfc.newCryptoSuite();
		cryptoSuite.setCryptoKeyStore(hfc.newCryptoKeyStore({path: getKeyStoreForOrg(ORGS[key].name)}));
		client.setCryptoSuite(cryptoSuite);

		let channel = client.newChannel(config.channelName);

*  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';

var tape = require('tape');
var _test = require('tape-promise');
var test = _test(tape);

var log4js = require('log4js');
var logger = log4js.getLogger('E2E');
logger.setLevel('DEBUG');

var Client = require('fabric-client');
Client.setLogger(logger);
var Peer = require('fabric-client/lib/Peer');
var copService = require('fabric-ca-client');
var util = require('util');
var fs = require('fs');
var testUtil = require('../unit/util.js');
var utils = require('fabric-client/lib/utils.js');

var keyValStorePath = testUtil.KVS;
var chaincode_id = 'endorsertest';
var chaincode_version = 'endorser-v0';
var chain_id = 'testchainid';
var tx_id = null;
var nonce = null;
var the_user = null;

testUtil.setupChaincodeDeploy();

test('\n\n ** Logging utility tests - test setting an external logger based on log4js **\n\n', function (t) {
	var logger = log4js.getLogger();
	hfc.setLogger(logger);

	testLogger(t, true);
	t.end();
});