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How to use delegateSelectors method in backstopjs

Best JavaScript code snippet using backstopjs

runChromy.js

Source:runChromy.js

...267          backstopSelectorsExpMap: window._backstopSelectorsExpMap268        };269      })270      .result(_result => {271        resolve(delegateSelectors(272          chromy,273          scenario,274          viewport,275          variantOrScenarioLabelSafe,276          scenarioLabelSafe,277          config,278          _result.backstopSelectorsExp,279          _result.backstopSelectorsExpMap280        ));281      })282      .end()283      // If an error occurred then resolve with an error.284      .catch(e => resolve(new BackstopException('Chromy error', scenario, viewport, e)));285  });...

eventhandler.js

Source:eventhandler.js

1class Eventhandler {2	constructor(config = {}) {3		this.init(config);4	}5	/**6	 * _rootNode7	 * @type {WeakMap}8	 */9	_refs = {10		events: {},11		element: null,12		bind: null,13	};14	/**15	 * _element16	 */17	set _events(events) {18		this._refs.get(this).set('events', events);19	};20	get _events() {21		let _result = this._refs.get(this);22		return _result && this._refs.get(this).get('events') || {};23	};24	/**25	 * _element26	 */27	set _element(element) {28		this._refs.get(this).set('element', element);29	};30	get _element() {31		let _result = this._refs.get(this);32		return _result && this._refs.get(this).get('element') || {};33	};34	/**35	 * _bind36	 */37	set _bind(bind) {38		this._refs.get(this).set('bind', bind);39	};40	get _bind() {41		return this._refs.get(this).get('bind');42	};43	/**44	 * Main event callback wrapper45	 * @type {Object}46	 */47	_mainEventCallackContainer = {};48	/**49	 * init50	 * Initialize Eventhandler51	 * @return {undefined}52	 */53	init({ element, events, bind } = {}){54		this._initRefs({ element });55		// Assign element56		this._element = element;57		// bind bindObject58		if(bind){59			this._bind = bind;60			if(!events){61				return;62			}63			events = this._bindObjectToEventList(events, bind);64		}65		// group events66		let groupedEvents = this._groupEvents(events);67		this._events = groupedEvents;68		// add events eventListener69		this._addEventCollection(groupedEvents);70	}71	/**72	 * initialized73	 * @returns {boolean}74	 */75	initialized(){76		return this._refs.has(this);77	}78	/**79	 * reinit (alias for init)80	 * @param options {object}81	 */82	reinit(options){83		this.init(options);84	}85	/**86	 * destroy87	 * it will delete references88	 */89	destroy(){90		this._reset();91		this._refs.delete(this);92	}93	/**94	 * _initRefs95	 * @param element {HTMLElement}96	 * @private97	 */98	_initRefs({ element }){99		// init refs100		if(!element){101			throw new Error(`102				Required: element.103				Optional: use "events" when registering over constructor.104				Optional: use "bind" when bind object to handler.105			`);106		}107		if(!element instanceof HTMLElement) {108			throw new Error('Passed element should be instance of HTMLElement');109		}110		this._refs = new WeakMap([111			[this, new Map([112				['events', {}],113				['element', null],114				['bind',  null],115			])],116		]);117	}118	/**119	 * Convert eventDomain into seperate item120	 * @param  {String} eventDomain121	 * @return {Array} [ type, delegateSelector ]122	 */123	_prepareEventdomain(eventDomain) {124		if(Object.prototype.toString.call(eventDomain).slice(8, -1) !== 'String'){125			throw new Error('Passed argument must be a string');126		}127		let splitedEventDomain = eventDomain.split(' ');128		let type = splitedEventDomain[0];129		let delegateSelector = null;130		if(splitedEventDomain[1]){131			delegateSelector = splitedEventDomain.splice(1).join(' ');132		}133		return [ type, delegateSelector ];134	}135	/**136	 * Group events137	 * @param  {array} events138	 * @return {Object}139	 */140	_groupEvents(events = []){141		let tmpConfig = {};142		for(let [ eventDomain, handler ] of events){143			let [ type, delegateSelector ] = this._prepareEventdomain(eventDomain);144			if(!tmpConfig[type]){145				tmpConfig[type] = [];146			}147			tmpConfig[type].push({148				[ delegateSelector ]: handler,149			});150		}151		return tmpConfig; 152	}153	/**154	 * Bind object to event value155	 * @param  {array} events156	 * @param  {Object} bindObject157	 * @return {array}158	 */159	_bindObjectToEventList(events = [], bindObject = {}){160		let contextBindContainer = [];161		for(let [eventDomain, handler] of events){162			contextBindContainer.push([163				eventDomain, bindObject::handler164			]);165		}166		return contextBindContainer;167	}168	/**169	 * on170	 * @param  {String} eventDomain171	 * @param  {Function} handler172	 * @return {Undefined}173	 */174	on(eventDomain, handler){175		let events = this._events;176		let [ type, delegateSelector ] = this._prepareEventdomain(eventDomain);177		// if event type not registered, add to eventlistener178		if(!events[type]){179			events[type] = [];180			this._addEvent(this._element, type, events);181		}182		// add delegate selector to event list183		events[type].push({184			[ delegateSelector ]: this._bind ? this._bind::handler: handler,185		});186	}187	/**188	 * off event from listener by given eventdomain189	 * @param  {String} eventDomain190	 * @return {undefined}191	 */192	off(eventDomain) {193		let events = this._events;194		let [ type, delegateSelector ] = this._prepareEventdomain(eventDomain);195		if(!events[type]) {196			return;197		}198		let index = 0;199		for(let delegateObject of events[type]){200			// remove delegate callback if passed e.g. "click .foo"201			if(delegateSelector && delegateObject[delegateSelector]){202				events[type].splice(index, 1);203			}204			// remove all callbacks if passed type e.g. "click" or e.g. "click" is empty205			if((type && delegateSelector === null) || events[type].length === 0){206				delete events[type];207			}208			index++;209		}210		// remove listener if eventsList empty or not exists211		if(!events[type]){212			this._element.removeEventListener(type, this._mainEventCallackContainer[type]);213			delete events[type];214		}215	}216	/**217	 * trigger218	 * @param  {String} eventName219	 * @param  {Any} value220	 * @return {Undefined}221	 */222	trigger(eventName, value = null){223		let event = new CustomEvent(eventName, {224			detail: value,225			bubbles: true,226		});227		this._element.dispatchEvent(event);228	}229	/**230	 * Return event callbacks231	 * @param  {String} eventType232	 * @return {Array|null}233	 */234	getHandlers(eventType){235		return this._events[eventType] || null;236	}237	/**238	 * Add collection of events239	 * Example: see above constructor _events240	 * @param {Objbect} events241	 */242	_addEventCollection(events){243		// add events eventlistener244		for(let type in events){245			if(!events.hasOwnProperty(type)){246				continue;247			}248			this._addEvent(this._element, type, this._events);249		}250	}251	/**252	 * Add single event253	 * @param {HTMLElement} element254	 * @param {String} type255	 * @param {Function} callback256	 */257	_addEvent(element, type, configEvents) {258		// save reference callback. Its important for if necessary to remove it259		this._mainEventCallackContainer[type] = (event ) => {260			let delegateSelectors = configEvents[type];261			for(let delegateObject of delegateSelectors){262				// received key (delegateSelector) is always a key263				// therefore (see below) delegateSelector === "null"264				let delegateSelector = Object.keys(delegateObject)[0];265				let callback = delegateObject[delegateSelector];266				let matchedSelector = false;267				if(delegateSelector && event.target.matches){268					matchedSelector = event.target.matches(delegateSelector);269				}270				if(delegateSelector === "null" || matchedSelector){271					callback(event);272				}273			}274		};275		element.addEventListener(type, this._mainEventCallackContainer[type], false);276	}277	/**278	 * Removes all eventhandler279	 * @return {undefined}280	 */281	_reset() {282		let events = this._events;283		if(!Object.keys(events).length){284			return;285		}286		// add events eventlistener287		for(let type in events){288			if(!events.hasOwnProperty(type)){289				continue;290			}291			this.off(type);292		}293	}294}295export {296	Eventhandler...

helper.ts

Source:helper.ts

1/*2 * Copyright 2021 Harness Inc. All rights reserved.3 * Use of this source code is governed by the PolyForm Free Trial 1.0.0 license4 * that can be found in the licenses directory at the root of this repository, also available at5 * https://polyformproject.org/wp-content/uploads/2020/05/PolyForm-Free-Trial-1.0.0.txt.6 */7import type { ServiceNowUpdateData } from '@pipeline/components/PipelineSteps/Steps/ServiceNowUpdate/types'8import type { ServiceNowCreateFieldType } from '@pipeline/components/PipelineSteps/Steps/ServiceNowCreate/types'9import { FieldType, ServiceNowStaticFields } from '@pipeline/components/PipelineSteps/Steps/ServiceNowCreate/types'10import {11  omitDescNShortDesc,12  processFieldsForSubmit13} from '@pipeline/components/PipelineSteps/Steps/ServiceNowCreate/helper'14export const processFormData = (values: ServiceNowUpdateData): ServiceNowUpdateData => {15  let serviceNowSpec16  if (!values.spec.useServiceNowTemplate) {17    serviceNowSpec = {18      spec: {19        delegateSelectors: values.spec.delegateSelectors,20        useServiceNowTemplate: false,21        connectorRef: values.spec.connectorRef,22        ticketType: values.spec.ticketType,23        ticketNumber: values.spec.ticketNumber,24        fields: processFieldsForSubmit(values)25      }26    }27  } else {28    serviceNowSpec = {29      spec: {30        delegateSelectors: values.spec.delegateSelectors,31        useServiceNowTemplate: true,32        connectorRef: values.spec.connectorRef,33        ticketType: values.spec.ticketType,34        ticketNumber: values.spec.ticketNumber,35        fields: [],36        templateName: values.spec.templateName37      }38    }39  }40  return {41    ...values,42    ...serviceNowSpec43  }44}45export const getKVFields = (values: ServiceNowUpdateData): ServiceNowCreateFieldType[] => {46  return processFieldsForSubmit(values)47}48export const processInitialValues = (values: ServiceNowUpdateData): ServiceNowUpdateData => {49  return {50    ...values,51    spec: {52      delegateSelectors: values.spec.delegateSelectors,53      connectorRef: values.spec.connectorRef,54      useServiceNowTemplate: values.spec.useServiceNowTemplate,55      fieldType: values.spec.useServiceNowTemplate ? FieldType.CreateFromTemplate : FieldType.ConfigureFields,56      ticketType: values.spec.ticketType,57      description: values.spec.fields58        ?.find(field => field.name === ServiceNowStaticFields.description)59        ?.value.toString() as string,60      shortDescription: values.spec.fields61        ?.find(field => field.name === ServiceNowStaticFields.short_description)62        ?.value.toString() as string,63      fields: omitDescNShortDesc(values.spec.fields),64      ticketNumber: values.spec.ticketNumber,65      templateName: values.spec.templateName,66      selectedFields: [],67      templateFields: []68    }69  }...

Using AI Code Generation

1module.exports = async function (page, scenario) {2  var hoverSelector = scenario.hoverSelectors;3  var clickSelector = scenario.clickSelectors;4  try {5    for (const hoverSelector of scenario.hoverSelectors) {6      await page.waitForSelector(hoverSelector);7      await page.hover(hoverSelector);8    }9    for (const clickSelector of scenario.clickSelectors) {10      await page.waitForSelector(clickSelector);11      await page.click(clickSelector);12    }13    for (const keyPressSelector of scenario.keyPressSelectors) {14      await page.waitForSelector(keyPressSelector.selector);15      await page.type(keyPressSelector.selector, keyPressSelector.keyPress, {16      });17    }18    for (const postInteractionWait of scenario.postInteractionWait) {19      await page.waitForTimeout(postInteractionWait);20    }21  } catch (err) {}22};23var config = {24};25module.exports = config;26var config = {27};28module.exports = config;

Using AI Code Generation

1var backstop = require('backstopjs');2var backstopConfig = require('./backstop.json');3backstop('reference', {4})5.then(function () {6  return backstop('test', {7  });8})9.then(function () {10})11.catch(function (err) {12  console.error(err);13});14backstop('reference', {15})16.then(function () {17  return backstop('test', {18  });19})20.then(function () {21})22.catch(function (err) {23  console.error(err);24});

Using AI Code Generation

1var backstop = require('backstopjs');2var config = require('./backstop.json');3backstop('reference', {config: config})4.then(function() {5  return backstop('test', {config: config});6})7.then(function() {8  console.log('done');9})10.catch(function(e) {11  console.log(e);12});13{14    {15    },16    {17    },18    {19    }20    {21    }22  "paths": {23  },24  "engineOptions": {25  },26}27module.exports = function (chromy, scenario) {28  chromy.evaluate(function() {29  });30};

Using AI Code Generation

1var backstop = require('backstopjs');2var config = require('./backstop.json');3backstop('reference', { config: config }).then(function () {4    backstop('test', { config: config });5});6{7    {8    },9    {10    },11    {12    }13    {14    }15  "paths": {16  },17  "engineOptions": {18  },19}20module.exports = function (chromy, scenario) {21  require('./onReady')(chromy, scenario);22  chromy.evaluate(function () {23    console.log('Runnning custom onBefore script for ' + scenario.label);24  });25};26module.exports = function (chromy, scenario) {27  console.log('onReady.js has run for ' + scenario.label);

Using AI Code Generation

1module.exports = function (casper, scenario, vp) {2  casper.echo('DELEGATING SELECTORS for ' + vp.label);3  require('./delegateSelectors')(casper, scenario, vp);4  casper.echo('FINISHED DELEGATING SELECTORS for ' + vp.label);5};6module.exports = function (casper, scenario, vp) {7  casper.echo('DELEGATING SELECTORS for ' + vp.label);8  casper.evaluate(function () {9    console.log('DELEGATING SELECTORS for ' + vp.label);10    __utils__.delegateSelectors('body', 'div#main', true);11    __utils__.delegateSelectors('body', 'div#main', false);12  });13  casper.echo('FINISHED DELEGATING SELECTORS for ' + vp.label);14};15{16    {17    },18    {19    },20    {21    },22    {23    }24    {25    }26  "paths": {

Using AI Code Generation

1var backstopjs = require('backstopjs');2var backstop = require('backstopjs/core/command');3var path = require('path');4var fs = require('fs');5var delegateSelectors = require('backstopjs/core/util/delegateSelectors');6var config = require('./backstop.json');7    {8    },9    {10    },11    {12    },13    {14    }15];16    {17    },18    {19    },20    {21    }22];23var config = {24        {25        },26        {27        },28        {29        },30        {31        },32        {33        }34    "paths": {

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