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How to use fn3 method in storybook-root

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tests.js

Source:tests.js

1(function () {2	/*global mocha,chai,EventEmitter*/3	'use strict';4	// Setup Mocha and Chai.5	mocha.setup('tdd');6	var assert = chai.assert;7	function flattenCheck(check) {8		var sorted = check.slice(0);9		sorted.sort(function (a, b) {10			return a < b ? -1 : 1;11		});12		return sorted.join();13	}14	// Configure the tests15	suite('getListeners', function() {16		var ee;17		setup(function() {18			ee = new EventEmitter();19		});20		test('initialises the event object and a listener array', function() {21			ee.getListeners('foo');22			assert.deepEqual(ee._events, {23				foo: []24			});25		});26		test('does not overwrite listener arrays', function() {27			var listeners = ee.getListeners('foo');28			listeners.push('bar');29			assert.deepEqual(ee._events, {30				foo: ['bar']31			});32			ee.getListeners('foo');33			assert.deepEqual(ee._events, {34				foo: ['bar']35			});36		});37		test('allows you to fetch listeners by regex', function ()38		{39			var check = [];40			ee.addListener('foo', function() { check.push(1); });41			ee.addListener('bar', function() { check.push(2); return 'bar'; });42			ee.addListener('baz', function() { check.push(3); return 'baz'; });43			var listeners = ee.getListeners(/ba[rz]/);44			assert.strictEqual(listeners.bar.length + listeners.baz.length, 2);45			assert.strictEqual(listeners.bar[0].listener(), 'bar');46			assert.strictEqual(listeners.baz[0].listener(), 'baz');47		});48	});49	suite('flattenListeners', function () {50		var ee;51		var fn1 = function(){};52		var fn2 = function(){};53		var fn3 = function(){};54		setup(function () {55			ee = new EventEmitter();56		});57		test('takes an array of objects and returns an array of functions', function () {58			var input = [59				{listener: fn1},60				{listener: fn2},61				{listener: fn3}62			];63			var output = ee.flattenListeners(input);64			assert.deepEqual(output, [fn1, fn2, fn3]);65		});66		test('if given an empty array, an empty array is returned', function () {67			var output = ee.flattenListeners([]);68			assert.deepEqual(output, []);69		});70	});71	suite('addListener', function() {72		var ee;73		var fn1 = function(){};74		var fn2 = function(){};75		setup(function() {76			ee = new EventEmitter();77		});78		test('adds a listener to the specified event', function() {79			ee.addListener('foo', fn1);80			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1]);81		});82		test('does not allow duplicate listeners', function() {83			ee.addListener('bar', fn1);84			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn1]);85			ee.addListener('bar', fn2);86			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn1, fn2]);87			ee.addListener('bar', fn1);88			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn1, fn2]);89		});90		test('allows you to add listeners by regex', function ()91		{92			var check = [];93			ee.defineEvents(['bar', 'baz']);94			ee.addListener('foo', function() { check.push(1); });95			ee.addListener(/ba[rz]/, function() { check.push(2); });96			ee.emitEvent(/ba[rz]/);97			assert.strictEqual(flattenCheck(check), '2,2');98		});99	});100	suite('addOnceListener', function () {101		var ee;102		var counter;103		var fn1 = function() { counter++; };104		setup(function () {105			ee = new EventEmitter();106			counter = 0;107		});108		test('once listeners can be added', function () {109			ee.addOnceListener('foo', fn1);110			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1]);111		});112		test('listeners are only executed once', function () {113			ee.addOnceListener('foo', fn1);114			ee.emitEvent('foo');115			ee.emitEvent('foo');116			ee.emitEvent('foo');117			assert.strictEqual(counter, 1);118		});119		test('listeners can be removed', function () {120			ee.addOnceListener('foo', fn1);121			ee.removeListener('foo', fn1);122			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), []);123		});124		test('can not cause infinite recursion', function () {125			ee.addOnceListener('foo', function() {126				counter += 1;127				this.emitEvent('foo');128			});129			ee.trigger('foo');130			assert.strictEqual(counter, 1);131		});132	});133	suite('removeListener', function() {134		var ee;135		var fn1 = function(){};136		var fn2 = function(){};137		var fn3 = function(){};138		var fn4 = function(){};139		var fn5 = function(){};140		var fnX = function(){};141		setup(function() {142			ee = new EventEmitter();143		});144		test('does nothing when the listener is not found', function() {145			var orig = ee.getListeners('foo').length;146			ee.removeListener('foo', fn1);147			assert.lengthOf(ee.getListeners('foo'), orig);148		});149		test('can handle removing events that have not been added', function() {150			assert.notProperty(ee, '_events');151			ee.removeEvent('foo');152			assert.property(ee, '_events');153			assert.isObject(ee._events);154		});155		test('actually removes events', function() {156			ee.removeEvent('foo');157			assert.notDeepProperty(ee, '_events.foo');158		});159		test('removes listeners', function() {160			var listeners = ee.getListeners('bar');161			ee.addListener('bar', fn1);162			ee.addListener('bar', fn2);163			ee.addListener('bar', fn3);164			ee.addListener('bar', fn3); // Make sure doubling up does nothing165			ee.addListener('bar', fn4);166			assert.deepEqual(ee.flattenListeners(listeners), [fn1, fn2, fn3, fn4]);167			ee.removeListener('bar', fn3);168			assert.deepEqual(ee.flattenListeners(listeners), [fn1, fn2, fn4]);169			ee.removeListener('bar', fnX);170			assert.deepEqual(ee.flattenListeners(listeners), [fn1, fn2, fn4]);171			ee.removeListener('bar', fn1);172			assert.deepEqual(ee.flattenListeners(listeners), [fn2, fn4]);173			ee.removeListener('bar', fn4);174			assert.deepEqual(ee.flattenListeners(listeners), [fn2]);175			ee.removeListener('bar', fn2);176			assert.deepEqual(ee.flattenListeners(ee._events.bar), []);177		});178		test('removes with a regex', function() {179			ee.addListeners({180				foo: [fn1, fn2, fn3, fn4, fn5],181				bar: [fn1, fn2, fn3, fn4, fn5],182				baz: [fn1, fn2, fn3, fn4, fn5]183			});184			ee.removeListener(/ba[rz]/, fn3);185			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn5, fn4, fn3, fn2, fn1]);186			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn5, fn4, fn2, fn1]);187			assert.deepEqual(ee.flattenListeners(ee.getListeners('baz')), [fn5, fn4, fn2, fn1]);188		});189	});190	suite('getListenersAsObject', function () {191		var ee;192		setup(function() {193			ee = new EventEmitter();194			ee.addListener('bar', function(){});195			ee.addListener('baz', function(){});196		});197		test('returns an object for strings', function () {198			var listeners = ee.getListenersAsObject('bar');199			assert.isObject(listeners);200			assert.lengthOf(listeners.bar, 1);201		});202		test('returns an object for regexs', function () {203			var listeners = ee.getListenersAsObject(/ba[rz]/);204			assert.isObject(listeners);205			assert.lengthOf(listeners.bar, 1);206			assert.lengthOf(listeners.baz, 1);207		});208	});209	suite('defineEvent', function () {210		var ee;211		setup(function() {212			ee = new EventEmitter();213		});214		test('defines an event when there is nothing else inside', function () {215			ee.defineEvent('foo');216			assert.isArray(ee._events.foo);217		});218		test('defines an event when there are other events already', function () {219			var f = function(){};220			ee.addListener('foo', f);221			ee.defineEvent('bar');222			assert.deepEqual(ee.flattenListeners(ee._events.foo), [f]);223			assert.isArray(ee._events.bar);224		});225		test('does not overwrite existing events', function () {226			var f = function(){};227			ee.addListener('foo', f);228			ee.defineEvent('foo');229			assert.deepEqual(ee.flattenListeners(ee._events.foo), [f]);230		});231	});232	suite('defineEvents', function () {233		var ee;234		setup(function() {235			ee = new EventEmitter();236		});237		test('defines multiple events', function () {238			ee.defineEvents(['foo', 'bar']);239			assert.isArray(ee._events.foo, []);240			assert.isArray(ee._events.bar, []);241		});242	});243	suite('removeEvent', function() {244		var ee;245		var fn1 = function(){};246		var fn2 = function(){};247		var fn3 = function(){};248		var fn4 = function(){};249		var fn5 = function(){};250		setup(function() {251			ee = new EventEmitter();252			ee.addListener('foo', fn1);253			ee.addListener('foo', fn2);254			ee.addListener('bar', fn3);255			ee.addListener('bar', fn4);256			ee.addListener('baz', fn5);257			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1, fn2]);258			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn3, fn4]);259			assert.deepEqual(ee.flattenListeners(ee.getListeners('baz')), [fn5]);260		});261		test('removes all listeners for the specified event', function() {262			ee.removeEvent('bar');263			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1, fn2]);264			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), []);265			assert.deepEqual(ee.flattenListeners(ee.getListeners('baz')), [fn5]);266			ee.removeEvent('baz');267			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1, fn2]);268			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), []);269			assert.deepEqual(ee.flattenListeners(ee.getListeners('baz')), []);270		});271		test('removes all events when no event is specified', function() {272			ee.removeEvent();273			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), []);274			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), []);275			assert.deepEqual(ee.flattenListeners(ee.getListeners('baz')), []);276		});277		test('removes listeners when passed a regex', function ()278		{279			var check = [];280			ee.removeEvent();281			ee.addListener('foo', function() { check.push(1); return 'foo'; });282			ee.addListener('bar', function() { check.push(2); return 'bar'; });283			ee.addListener('baz', function() { check.push(3); return 'baz'; });284			ee.removeEvent(/ba[rz]/);285			var listeners = ee.getListeners('foo');286			assert.lengthOf(listeners, 1);287			assert.strictEqual(listeners[0].listener(), 'foo');288		});289		test('can be used through the alias, removeAllListeners', function() {290			ee.removeAllListeners('bar');291			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1, fn2]);292			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), []);293			assert.deepEqual(ee.flattenListeners(ee.getListeners('baz')), [fn5]);294			ee.removeAllListeners('baz');295			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1, fn2]);296			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), []);297			assert.deepEqual(ee.flattenListeners(ee.getListeners('baz')), []);298		});299	});300	suite('emitEvent', function() {301		var ee;302		setup(function() {303			ee = new EventEmitter();304		});305		test('executes attached listeners', function() {306			var run = false;307			ee.addListener('foo', function() {308				run = true;309			});310			ee.emitEvent('foo');311			assert.isTrue(run);312		});313		test('executes attached with a single argument', function() {314			var key = null;315			ee.addListener('bar', function(a) {316				key = a;317			});318			ee.emitEvent('bar', [50]);319			assert.strictEqual(key, 50);320			ee.emit('bar', 60);321			assert.strictEqual(key, 60);322		});323		test('executes attached with arguments', function() {324			var key = null;325			ee.addListener('bar2', function(a, b) {326				key = a + b;327			});328			ee.emitEvent('bar2', [40, 2]);329			assert.strictEqual(key, 42);330		});331		test('executes multiple listeners', function() {332			var check = [];333			ee.addListener('baz', function() { check.push(1); });334			ee.addListener('baz', function() { check.push(2); });335			ee.addListener('baz', function() { check.push(3); });336			ee.addListener('baz', function() { check.push(4); });337			ee.addListener('baz', function() { check.push(5); });338			ee.emitEvent('baz');339			assert.strictEqual(flattenCheck(check), '1,2,3,4,5');340		});341		test('executes multiple listeners after one has been removed', function() {342			var check = [];343			var toRemove = function() { check.push('R'); };344			ee.addListener('baz', function() { check.push(1); });345			ee.addListener('baz', function() { check.push(2); });346			ee.addListener('baz', toRemove);347			ee.addListener('baz', function() { check.push(3); });348			ee.addListener('baz', function() { check.push(4); });349			ee.removeListener('baz', toRemove);350			ee.emitEvent('baz');351			assert.strictEqual(flattenCheck(check), '1,2,3,4');352		});353		test('executes multiple listeners and removes those that return true', function() {354			var check = [];355			ee.addListener('baz', function() { check.push(1); });356			ee.addListener('baz', function() { check.push(2); return true; });357			ee.addListener('baz', function() { check.push(3); return false; });358			ee.addListener('baz', function() { check.push(4); return 1; });359			ee.addListener('baz', function() { check.push(5); return true; });360			ee.emitEvent('baz');361			ee.emitEvent('baz');362			assert.strictEqual(flattenCheck(check), '1,1,2,3,3,4,4,5');363		});364		test('can remove listeners that return true and also define another listener within them', function () {365			var check = [];366			ee.addListener('baz', function() { check.push(1); });367			ee.addListener('baz', function() {368				ee.addListener('baz', function() {369					check.push(2);370				});371				check.push(3);372				return true;373			});374			ee.addListener('baz', function() { check.push(4); return false; });375			ee.addListener('baz', function() { check.push(5); return 1; });376			ee.addListener('baz', function() { check.push(6); return true; });377			ee.emitEvent('baz');378			ee.emitEvent('baz');379			assert.strictEqual(flattenCheck(check), '1,1,2,3,4,4,5,5,6');380		});381		test('executes all listeners that match a regular expression', function ()382		{383			var check = [];384			ee.addListener('foo', function() { check.push(1); });385			ee.addListener('bar', function() { check.push(2); });386			ee.addListener('baz', function() { check.push(3); });387			ee.emitEvent(/ba[rz]/);388			assert.strictEqual(flattenCheck(check), '2,3');389		});390		test('global object is defined', function()391		{392			ee.addListener('foo', function() {393				assert.equal(this, ee);394			});395			ee.emitEvent('foo');396		});397	});398	suite('manipulateListeners', function() {399		var ee;400		var fn1 = function(){};401		var fn2 = function(){};402		var fn3 = function(){};403		var fn4 = function(){};404		var fn5 = function(){};405		setup(function() {406			ee = new EventEmitter();407		});408		test('manipulates multiple with an array', function() {409			ee.manipulateListeners(false, 'foo', [fn1, fn2, fn3, fn4, fn5]);410			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn5, fn4, fn3, fn2, fn1]);411			ee.manipulateListeners(true, 'foo', [fn1, fn2]);412			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn5, fn4, fn3]);413			ee.manipulateListeners(true, 'foo', [fn3, fn5]);414			ee.manipulateListeners(false, 'foo', [fn4, fn1]);415			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn4, fn1]);416			ee.manipulateListeners(true, 'foo', [fn4, fn1]);417			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), []);418		});419		test('manipulates with an object', function() {420			ee.manipulateListeners(false, {421				foo: [fn1, fn2, fn3],422				bar: fn4423			});424			ee.manipulateListeners(false, {425				bar: [fn5, fn1]426			});427			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn3, fn2, fn1]);428			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn4, fn1, fn5]);429			ee.manipulateListeners(true, {430				foo: fn1,431				bar: [fn5, fn4]432			});433			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn3, fn2]);434			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn1]);435			ee.manipulateListeners(true, {436				foo: [fn3, fn2],437				bar: fn1438			});439			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), []);440			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), []);441		});442		test('does not execute listeners just after they are added in another listeners', function() {443			var check = [];444			ee.addListener('baz', function() { check.push(1); });445			ee.addListener('baz', function() { check.push(2); });446			ee.addListener('baz', function() {447				check.push(3);448				ee.addListener('baz', function() {449					check.push(4);450				});451			});452			ee.addListener('baz', function() { check.push(5); });453			ee.addListener('baz', function() { check.push(6); });454			ee.emitEvent('baz');455			assert.strictEqual(flattenCheck(check), '1,2,3,5,6');456		});457	});458	suite('addListeners', function() {459		var ee;460		var fn1 = function(){};461		var fn2 = function(){};462		var fn3 = function(){};463		var fn4 = function(){};464		var fn5 = function(){};465		setup(function() {466			ee = new EventEmitter();467		});468		test('adds with an array', function() {469			ee.addListeners('foo', [fn1, fn2, fn3]);470			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn3, fn2, fn1]);471			ee.addListeners('foo', [fn4, fn5]);472			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn3, fn2, fn1, fn5, fn4]);473		});474		test('adds with an object', function() {475			ee.addListeners({476				foo: fn1,477				bar: [fn2, fn3]478			});479			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1]);480			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn3, fn2]);481			ee.addListeners({482				foo: [fn4],483				bar: fn5484			});485			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1, fn4]);486			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn3, fn2, fn5]);487		});488		test('allows you to add listeners by regex', function ()489		{490			var check = [];491			ee.defineEvents(['bar', 'baz']);492			ee.addListeners('foo', [function() { check.push(1); }]);493			ee.addListeners(/ba[rz]/, [function() { check.push(2); }, function() { check.push(3); }]);494			ee.emitEvent(/ba[rz]/);495			assert.strictEqual(flattenCheck(check), '2,2,3,3');496		});497	});498	suite('removeListeners', function() {499		var ee;500		var fn1 = function(){};501		var fn2 = function(){};502		var fn3 = function(){};503		var fn4 = function(){};504		var fn5 = function(){};505		setup(function() {506			ee = new EventEmitter();507		});508		test('removes with an array', function() {509			ee.addListeners('foo', [fn1, fn2, fn3, fn4, fn5]);510			ee.removeListeners('foo', [fn2, fn3]);511			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn5, fn4, fn1]);512			ee.removeListeners('foo', [fn5, fn4]);513			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn1]);514			ee.removeListeners('foo', [fn1]);515			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), []);516		});517		test('removes with an object', function() {518			ee.addListeners({519				foo: [fn1, fn2, fn3, fn4, fn5],520				bar: [fn1, fn2, fn3, fn4, fn5]521			});522			ee.removeListeners({523				foo: fn2,524				bar: [fn3, fn4, fn5]525			});526			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn5, fn4, fn3, fn1]);527			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn2, fn1]);528			ee.removeListeners({529				foo: [fn3],530				bar: [fn2, fn1]531			});532			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn5, fn4, fn1]);533			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), []);534		});535		test('removes with a regex', function() {536			ee.addListeners({537				foo: [fn1, fn2, fn3, fn4, fn5],538				bar: [fn1, fn2, fn3, fn4, fn5],539				baz: [fn1, fn2, fn3, fn4, fn5]540			});541			ee.removeListeners(/ba[rz]/, [fn3, fn4]);542			assert.deepEqual(ee.flattenListeners(ee.getListeners('foo')), [fn5, fn4, fn3, fn2, fn1]);543			assert.deepEqual(ee.flattenListeners(ee.getListeners('bar')), [fn5, fn2, fn1]);544			assert.deepEqual(ee.flattenListeners(ee.getListeners('baz')), [fn5, fn2, fn1]);545		});546	});547	suite('setOnceReturnValue', function() {548		var ee;549		setup(function () {550			ee = new EventEmitter();551		});552		test('will remove if left as default and returning true', function () {553			var check = [];554			ee.addListener('baz', function() { check.push(1); });555			ee.addListener('baz', function() { check.push(2); return true; });556			ee.addListener('baz', function() { check.push(3); return false; });557			ee.addListener('baz', function() { check.push(4); return 1; });558			ee.addListener('baz', function() { check.push(5); return true; });559			ee.emitEvent('baz');560			ee.emitEvent('baz');561			assert.strictEqual(flattenCheck(check), '1,1,2,3,3,4,4,5');562		});563		test('will remove those that return a string when set to that string', function () {564			var check = [];565			ee.setOnceReturnValue('only-once');566			ee.addListener('baz', function() { check.push(1); });567			ee.addListener('baz', function() { check.push(2); return true; });568			ee.addListener('baz', function() { check.push(3); return 'only-once'; });569			ee.addListener('baz', function() { check.push(4); return 1; });570			ee.addListener('baz', function() { check.push(5); return 'only-once'; });571			ee.addListener('baz', function() { check.push(6); return true; });572			ee.emitEvent('baz');573			ee.emitEvent('baz');574			assert.strictEqual(flattenCheck(check), '1,1,2,2,3,4,4,5,6,6');575		});576		test('will not remove those that return a different string to the one that is set', function () {577			var check = [];578			ee.setOnceReturnValue('only-once');579			ee.addListener('baz', function() { check.push(1); });580			ee.addListener('baz', function() { check.push(2); return true; });581			ee.addListener('baz', function() { check.push(3); return 'not-only-once'; });582			ee.addListener('baz', function() { check.push(4); return 1; });583			ee.addListener('baz', function() { check.push(5); return 'only-once'; });584			ee.addListener('baz', function() { check.push(6); return true; });585			ee.emitEvent('baz');586			ee.emitEvent('baz');587			assert.strictEqual(flattenCheck(check), '1,1,2,2,3,3,4,4,5,6,6');588		});589	});590	suite('alias', function () {591		test('that it works when overwriting target method', function () {592			var addListener = EventEmitter.prototype.addListener;593			var res;594			var rand = Math.random();595			EventEmitter.prototype.addListener = function () {596				res = rand;597			};598			var ee = new EventEmitter();599			ee.on();600			assert.strictEqual(res, rand);601			EventEmitter.prototype.addListener = addListener;602		});603	});604	// Execute the tests.605	mocha.run();...

hookRunner.test.js

Source:hookRunner.test.js

1'use strict'2const t = require('tap')3const test = t.test4const { hookRunner, onSendHookRunner } = require('../../lib/hooks')5test('hookRunner - Basic', t => {6  t.plan(9)7  hookRunner([fn1, fn2, fn3], iterator, 'a', 'b', done)8  function iterator (fn, a, b, done) {9    return fn(a, b, done)10  }11  function fn1 (a, b, done) {12    t.equal(a, 'a')13    t.equal(b, 'b')14    done()15  }16  function fn2 (a, b, done) {17    t.equal(a, 'a')18    t.equal(b, 'b')19    done()20  }21  function fn3 (a, b, done) {22    t.equal(a, 'a')23    t.equal(b, 'b')24    done()25  }26  function done (err, a, b) {27    t.error(err)28    t.equal(a, 'a')29    t.equal(b, 'b')30  }31})32test('hookRunner - In case of error should skip to done', t => {33  t.plan(7)34  hookRunner([fn1, fn2, fn3], iterator, 'a', 'b', done)35  function iterator (fn, a, b, done) {36    return fn(a, b, done)37  }38  function fn1 (a, b, done) {39    t.equal(a, 'a')40    t.equal(b, 'b')41    done()42  }43  function fn2 (a, b, done) {44    t.equal(a, 'a')45    t.equal(b, 'b')46    done(new Error('kaboom'))47  }48  function fn3 () {49    t.fail('We should not be here')50  }51  function done (err, a, b) {52    t.equal(err.message, 'kaboom')53    t.equal(a, 'a')54    t.equal(b, 'b')55  }56})57test('hookRunner - Should handle throw', t => {58  t.plan(7)59  hookRunner([fn1, fn2, fn3], iterator, 'a', 'b', done)60  function iterator (fn, a, b, done) {61    return fn(a, b, done)62  }63  function fn1 (a, b, done) {64    t.equal(a, 'a')65    t.equal(b, 'b')66    done()67  }68  function fn2 (a, b, done) {69    t.equal(a, 'a')70    t.equal(b, 'b')71    throw new Error('kaboom')72  }73  function fn3 () {74    t.fail('We should not be here')75  }76  function done (err, a, b) {77    t.equal(err.message, 'kaboom')78    t.equal(a, 'a')79    t.equal(b, 'b')80  }81})82test('hookRunner - Should handle promises', t => {83  t.plan(9)84  hookRunner([fn1, fn2, fn3], iterator, 'a', 'b', done)85  function iterator (fn, a, b, done) {86    return fn(a, b, done)87  }88  function fn1 (a, b) {89    t.equal(a, 'a')90    t.equal(b, 'b')91    return Promise.resolve()92  }93  function fn2 (a, b) {94    t.equal(a, 'a')95    t.equal(b, 'b')96    return Promise.resolve()97  }98  function fn3 (a, b) {99    t.equal(a, 'a')100    t.equal(b, 'b')101    return Promise.resolve()102  }103  function done (err, a, b) {104    t.error(err)105    t.equal(a, 'a')106    t.equal(b, 'b')107  }108})109test('hookRunner - In case of error should skip to done (with promises)', t => {110  t.plan(7)111  hookRunner([fn1, fn2, fn3], iterator, 'a', 'b', done)112  function iterator (fn, a, b, done) {113    return fn(a, b, done)114  }115  function fn1 (a, b) {116    t.equal(a, 'a')117    t.equal(b, 'b')118    return Promise.resolve()119  }120  function fn2 (a, b) {121    t.equal(a, 'a')122    t.equal(b, 'b')123    return Promise.reject(new Error('kaboom'))124  }125  function fn3 () {126    t.fail('We should not be here')127  }128  function done (err, a, b) {129    t.equal(err.message, 'kaboom')130    t.equal(a, 'a')131    t.equal(b, 'b')132  }133})134test('hookRunner - Be able to exit before its natural end', t => {135  t.plan(4)136  let shouldStop = false137  hookRunner([fn1, fn2, fn3], iterator, 'a', 'b', done)138  function iterator (fn, a, b, done) {139    if (shouldStop) {140      return undefined141    }142    return fn(a, b, done)143  }144  function fn1 (a, b, done) {145    t.equal(a, 'a')146    t.equal(b, 'b')147    done()148  }149  function fn2 (a, b) {150    t.equal(a, 'a')151    t.equal(b, 'b')152    shouldStop = true153    return Promise.resolve()154  }155  function fn3 () {156    t.fail('this should not be called')157  }158  function done () {159    t.fail('this should not be called')160  }161})162test('hookRunner - Promises that resolve to a value do not change the state', t => {163  t.plan(5)164  const originalState = { a: 'a', b: 'b' }165  hookRunner([fn1, fn2, fn3], iterator, originalState, 'b', done)166  function iterator (fn, state, b, done) {167    return fn(state, b, done)168  }169  function fn1 (state, b, done) {170    t.equal(state, originalState)171    return Promise.resolve(null)172  }173  function fn2 (state, b, done) {174    t.equal(state, originalState)175    return Promise.resolve('string')176  }177  function fn3 (state, b, done) {178    t.equal(state, originalState)179    return Promise.resolve({ object: true })180  }181  function done (err, state, b) {182    t.error(err)183    t.equal(state, originalState)184  }185})186test('onSendHookRunner - Basic', t => {187  t.plan(13)188  const originalRequest = { body: null }189  const originalReply = { request: originalRequest }190  const originalPayload = 'payload'191  onSendHookRunner([fn1, fn2, fn3], originalRequest, originalReply, originalPayload, done)192  function fn1 (request, reply, payload, done) {193    t.same(request, originalRequest)194    t.same(reply, originalReply)195    t.equal(payload, originalPayload)196    done()197  }198  function fn2 (request, reply, payload, done) {199    t.same(request, originalRequest)200    t.same(reply, originalReply)201    t.equal(payload, originalPayload)202    done()203  }204  function fn3 (request, reply, payload, done) {205    t.same(request, originalRequest)206    t.same(reply, originalReply)207    t.equal(payload, originalPayload)208    done()209  }210  function done (err, request, reply, payload) {211    t.error(err)212    t.same(request, originalRequest)213    t.same(reply, originalReply)214    t.equal(payload, originalPayload)215  }216})217test('onSendHookRunner - Can change the payload', t => {218  t.plan(7)219  const originalRequest = { body: null }220  const originalReply = { request: originalRequest }221  const v1 = { hello: 'world' }222  const v2 = { ciao: 'mondo' }223  const v3 = { winter: 'is coming' }224  const v4 = { winter: 'has come' }225  onSendHookRunner([fn1, fn2, fn3], originalRequest, originalReply, v1, done)226  function fn1 (request, reply, payload, done) {227    t.same(payload, v1)228    done(null, v2)229  }230  function fn2 (request, reply, payload, done) {231    t.same(payload, v2)232    done(null, v3)233  }234  function fn3 (request, reply, payload, done) {235    t.same(payload, v3)236    done(null, v4)237  }238  function done (err, request, reply, payload) {239    t.error(err)240    t.same(request, originalRequest)241    t.same(reply, originalReply)242    t.same(payload, v4)243  }244})245test('onSendHookRunner - In case of error should skip to done', t => {246  t.plan(6)247  const originalRequest = { body: null }248  const originalReply = { request: originalRequest }249  const v1 = { hello: 'world' }250  const v2 = { ciao: 'mondo' }251  onSendHookRunner([fn1, fn2, fn3], originalRequest, originalReply, v1, done)252  function fn1 (request, reply, payload, done) {253    t.same(payload, v1)254    done(null, v2)255  }256  function fn2 (request, reply, payload, done) {257    t.same(payload, v2)258    done(new Error('kaboom'))259  }260  function fn3 () {261    t.fail('We should not be here')262  }263  function done (err, request, reply, payload) {264    t.equal(err.message, 'kaboom')265    t.same(request, originalRequest)266    t.same(reply, originalReply)267    t.same(payload, v2)268  }269})270test('onSendHookRunner - Should handle promises', t => {271  t.plan(7)272  const originalRequest = { body: null }273  const originalReply = { request: originalRequest }274  const v1 = { hello: 'world' }275  const v2 = { ciao: 'mondo' }276  const v3 = { winter: 'is coming' }277  const v4 = { winter: 'has come' }278  onSendHookRunner([fn1, fn2, fn3], originalRequest, originalReply, v1, done)279  function fn1 (request, reply, payload) {280    t.same(payload, v1)281    return Promise.resolve(v2)282  }283  function fn2 (request, reply, payload) {284    t.same(payload, v2)285    return Promise.resolve(v3)286  }287  function fn3 (request, reply, payload) {288    t.same(payload, v3)289    return Promise.resolve(v4)290  }291  function done (err, request, reply, payload) {292    t.error(err)293    t.same(request, originalRequest)294    t.same(reply, originalReply)295    t.same(payload, v4)296  }297})298test('onSendHookRunner - In case of error should skip to done (with promises)', t => {299  t.plan(6)300  const originalRequest = { body: null }301  const originalReply = { request: originalRequest }302  const v1 = { hello: 'world' }303  const v2 = { ciao: 'mondo' }304  onSendHookRunner([fn1, fn2, fn3], originalRequest, originalReply, v1, done)305  function fn1 (request, reply, payload) {306    t.same(payload, v1)307    return Promise.resolve(v2)308  }309  function fn2 (request, reply, payload) {310    t.same(payload, v2)311    return Promise.reject(new Error('kaboom'))312  }313  function fn3 () {314    t.fail('We should not be here')315  }316  function done (err, request, reply, payload) {317    t.equal(err.message, 'kaboom')318    t.same(request, originalRequest)319    t.same(reply, originalReply)320    t.same(payload, v2)321  }322})323test('onSendHookRunner - Be able to exit before its natural end', t => {324  t.plan(2)325  const originalRequest = { body: null }326  const originalReply = { request: originalRequest }327  const v1 = { hello: 'world' }328  const v2 = { ciao: 'mondo' }329  onSendHookRunner([fn1, fn2, fn3], originalRequest, originalReply, v1, done)330  function fn1 (request, reply, payload, done) {331    t.same(payload, v1)332    done(null, v2)333  }334  function fn2 (request, reply, payload) {335    t.same(payload, v2)336  }337  function fn3 () {338    t.fail('this should not be called')339  }340  function done () {341    t.fail('this should not be called')342  }...

test-retry-wrap.js

Source:test-retry-wrap.js

1var common = require('../common');2var assert = common.assert;3var fake = common.fake.create();4var retry = require(common.dir.lib + '/retry');5function getLib() {6  return {7    fn1: function() {},8    fn2: function() {},9    fn3: function() {}10  };11}12(function wrapAll() {13  var lib = getLib();14  retry.wrap(lib);15  assert.equal(lib.fn1.name, 'bound retryWrapper');16  assert.equal(lib.fn2.name, 'bound retryWrapper');17  assert.equal(lib.fn3.name, 'bound retryWrapper');18}());19(function wrapAllPassOptions() {20  var lib = getLib();21  retry.wrap(lib, {retries: 2});22  assert.equal(lib.fn1.name, 'bound retryWrapper');23  assert.equal(lib.fn2.name, 'bound retryWrapper');24  assert.equal(lib.fn3.name, 'bound retryWrapper');25  assert.equal(lib.fn1.options.retries, 2);26  assert.equal(lib.fn2.options.retries, 2);27  assert.equal(lib.fn3.options.retries, 2);28}());29(function wrapDefined() {30  var lib = getLib();31  retry.wrap(lib, ['fn2', 'fn3']);32  assert.notEqual(lib.fn1.name, 'bound retryWrapper');33  assert.equal(lib.fn2.name, 'bound retryWrapper');34  assert.equal(lib.fn3.name, 'bound retryWrapper');35}());36(function wrapDefinedAndPassOptions() {37  var lib = getLib();38  retry.wrap(lib, {retries: 2}, ['fn2', 'fn3']);39  assert.notEqual(lib.fn1.name, 'bound retryWrapper');40  assert.equal(lib.fn2.name, 'bound retryWrapper');41  assert.equal(lib.fn3.name, 'bound retryWrapper');42  assert.equal(lib.fn2.options.retries, 2);43  assert.equal(lib.fn3.options.retries, 2);44}());45(function runWrappedWithoutError() {46  var callbackCalled;47  var lib = {method: function(a, b, callback) {48    assert.equal(a, 1);49    assert.equal(b, 2);50    assert.equal(typeof callback, 'function');51    callback();52  }};53  retry.wrap(lib);54  lib.method(1, 2, function() {55    callbackCalled = true;56  });57  assert.ok(callbackCalled);58}());59(function runWrappedSeveralWithoutError() {60  var callbacksCalled = 0;61  var lib = {62    fn1: function (a, callback) {63      assert.equal(a, 1);64      assert.equal(typeof callback, 'function');65      callback();66    },67    fn2: function (a, callback) {68      assert.equal(a, 2);69      assert.equal(typeof callback, 'function');70      callback();71    }72  };73  retry.wrap(lib, {}, ['fn1', 'fn2']);74  lib.fn1(1, function() {75    callbacksCalled++;76  });77  lib.fn2(2, function() {78    callbacksCalled++;79  });80  assert.equal(callbacksCalled, 2);81}());82(function runWrappedWithError() {83  var callbackCalled;84  var lib = {method: function(callback) {85    callback(new Error('Some error'));86  }};87  retry.wrap(lib, {retries: 1});88  lib.method(function(err) {89    callbackCalled = true;90    assert.ok(err instanceof Error);91  });92  assert.ok(!callbackCalled);...

Using AI Code Generation

1import { fn3 } from 'storybook-root';2import { fn4 } from 'storybook-root';3import { fn5 } from 'storybook-root';4import { fn6 } from 'storybook-root';5import { fn7 } from 'storybook-root';6import { fn8 } from 'storybook-root';7import { fn9 } from 'storybook-root';8import { fn10 } from 'storybook-root';9import { fn11 } from 'storybook-root';10import { fn12 } from 'storybook-root';11import { fn13 } from 'storybook-root';12import { fn14 } from 'storybook-root';13import { fn15 } from 'storybook-root';14import { fn16 } from 'storybook-root';15import { fn17 } from 'storybook-root';16import { fn18 } from 'storybook-root';17import { fn19 } from 'storybook-root';18import { fn20 } from 'storybook-root';19import { fn21 } from 'storybook-root';20import { fn22 } from 'storybook-root';21import { fn23 } from 'storybook-root';22import { fn24 } from 'storybook-root';23import { fn25 } from 'storybook-root';

Using AI Code Generation

1export default {2};3import storybook-root2 from './storybook-root2';4export default {5 subcomponents: {6 }7};

Using AI Code Generation

1const root = require('storybook-root');2root.fn3();3const root = require('storybook-root');4root.fn4();5const root = require('storybook-root');6root.fn5();7const root = require('storybook-root');8root.fn6();9const root = require('storybook-root');10root.fn7();11const root = require('storybook-root');12root.fn8();13const root = require('storybook-root');14root.fn9();15const root = require('storybook-root');16root.fn10();17const root = require('storybook-root');18root.fn11();19const root = require('storybook-root');20root.fn12();21const root = require('storybook-root');22root.fn13();23const root = require('storybook-root');24root.fn14();25const root = require('storybook-root');26root.fn15();27const root = require('storybook-root');28root.fn16();29const root = require('storybook-root');30root.fn17();31const root = require('storybook-root');32root.fn18();

Using AI Code Generation

1import { fn3 } from "storybook-root";2fn3();3import { fn1 } from "storybook-root";4fn1();5import { fn2 } from "storybook-root";6fn2();7import { fn3 } from "storybook-root";8fn3();9import { fn4 } from "storybook-root";10fn4();11import { fn5 } from "storybook-root";12fn5();13import { fn6 } from "storybook-root";14fn6();15import { fn7 } from "storybook-root";16fn7();17import { fn8 } from "storybook-root";18fn8();19import { fn9 } from "storybook-root";20fn9();21import { fn10 } from "storybook-root";22fn10();23import { fn11 } from "storybook-root";24fn11();25import { fn12 } from "storybook-root";26fn12();27import { fn13 } from "storybook-root";28fn13();29import { fn14 } from "storybook-root";30fn14();

Using AI Code Generation

1import { fn3 } from 'storybook-root'2fn3()3const path = require('path')4module.exports = {5  webpackFinal: async (config, { configType }) => {6    config.resolve.alias['storybook-root'] = path.resolve(__dirname, '../src')7  },8}

Using AI Code Generation

1import {fn3} from 'storybook-root';2fn3();3import {fn2} from 'storybook-root';4export const fn3 = () => {5  fn2();6};7export const fn2 = () => {8  console.log('fn2');9};

Using AI Code Generation

1import { fn3 } from 'storybook-root';2import { fn3 } from './fn3';3export { fn3 };4export const fn3 = () => {5  console.log('fn3');6};

Using AI Code Generation

1import { fn3 } from 'storybook-root';2fn3();3export { fn3 } from './src/stories/MyComponent.stories.js';4export const fn3 = () => {5  console.log('fn3');6};

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.