TestMu 2025 - The Largest Virtual Software Testing Conference is Back | 50,000+ Attendees

How to use serializer method in storybook-test-runner

Best JavaScript code snippet using storybook-test-runner

ObjectMiddleware.js

1/*2	MIT License http://www.opensource.org/licenses/mit-license.php3*/4"use strict";5const createHash = require("../util/createHash");6const ArraySerializer = require("./ArraySerializer");7const DateObjectSerializer = require("./DateObjectSerializer");8const ErrorObjectSerializer = require("./ErrorObjectSerializer");9const MapObjectSerializer = require("./MapObjectSerializer");10const NullPrototypeObjectSerializer = require("./NullPrototypeObjectSerializer");11const PlainObjectSerializer = require("./PlainObjectSerializer");12const RegExpObjectSerializer = require("./RegExpObjectSerializer");13const SerializerMiddleware = require("./SerializerMiddleware");14const SetObjectSerializer = require("./SetObjectSerializer");15/** @typedef {import("./types").ComplexSerializableType} ComplexSerializableType */16/** @typedef {import("./types").PrimitiveSerializableType} PrimitiveSerializableType */17/** @typedef {new (...params: any[]) => any} Constructor */18/*19Format:20File -> Section*21Section -> ObjectSection | ReferenceSection | EscapeSection | OtherSection22ObjectSection -> ESCAPE (23	number:relativeOffset (number > 0) |24	string:request (string|null):export25) Section:value* ESCAPE ESCAPE_END_OBJECT26ReferenceSection -> ESCAPE number:relativeOffset (number < 0)27EscapeSection -> ESCAPE ESCAPE_ESCAPE_VALUE (escaped value ESCAPE)28EscapeSection -> ESCAPE ESCAPE_UNDEFINED (escaped value ESCAPE)29OtherSection -> any (except ESCAPE)30Why using null as escape value?31Multiple null values can merged by the BinaryMiddleware, which makes it very efficient32Technically any value can be used.33*/34/**35 * @typedef {Object} ObjectSerializerContext36 * @property {function(any): void} write37 */38/**39 * @typedef {Object} ObjectDeserializerContext40 * @property {function(): any} read41 */42/**43 * @typedef {Object} ObjectSerializer44 * @property {function(any, ObjectSerializerContext): void} serialize45 * @property {function(ObjectDeserializerContext): any} deserialize46 */47const setSetSize = (set, size) => {48	let i = 0;49	for (const item of set) {50		if (i++ >= size) {51			set.delete(item);52		}53	}54};55const setMapSize = (map, size) => {56	let i = 0;57	for (const item of map.keys()) {58		if (i++ >= size) {59			map.delete(item);60		}61	}62};63const toHash = buffer => {64	const hash = createHash("md4");65	hash.update(buffer);66	return /** @type {string} */ (hash.digest("latin1"));67};68const ESCAPE = null;69const ESCAPE_ESCAPE_VALUE = null;70const ESCAPE_END_OBJECT = true;71const ESCAPE_UNDEFINED = false;72const CURRENT_VERSION = 2;73const serializers = new Map();74const serializerInversed = new Map();75const loadedRequests = new Set();76const NOT_SERIALIZABLE = {};77const jsTypes = new Map();78jsTypes.set(Object, new PlainObjectSerializer());79jsTypes.set(Array, new ArraySerializer());80jsTypes.set(null, new NullPrototypeObjectSerializer());81jsTypes.set(Map, new MapObjectSerializer());82jsTypes.set(Set, new SetObjectSerializer());83jsTypes.set(Date, new DateObjectSerializer());84jsTypes.set(RegExp, new RegExpObjectSerializer());85jsTypes.set(Error, new ErrorObjectSerializer(Error));86jsTypes.set(EvalError, new ErrorObjectSerializer(EvalError));87jsTypes.set(RangeError, new ErrorObjectSerializer(RangeError));88jsTypes.set(ReferenceError, new ErrorObjectSerializer(ReferenceError));89jsTypes.set(SyntaxError, new ErrorObjectSerializer(SyntaxError));90jsTypes.set(TypeError, new ErrorObjectSerializer(TypeError));91// If in a sandboxed environment (e. g. jest), this escapes the sandbox and registers92// real Object and Array types to. These types may occur in the wild too, e. g. when93// using Structured Clone in postMessage.94if (exports.constructor !== Object) {95	const Obj = /** @type {typeof Object} */ (exports.constructor);96	const Fn = /** @type {typeof Function} */ (Obj.constructor);97	for (const [type, config] of Array.from(jsTypes)) {98		if (type) {99			const Type = new Fn(`return ${type.name};`)();100			jsTypes.set(Type, config);101		}102	}103}104{105	let i = 1;106	for (const [type, serializer] of jsTypes) {107		serializers.set(type, {108			request: "",109			name: i++,110			serializer111		});112	}113}114for (const { request, name, serializer } of serializers.values()) {115	serializerInversed.set(`${request}/${name}`, serializer);116}117/** @type {Map<RegExp, (request: string) => boolean>} */118const loaders = new Map();119/**120 * @typedef {ComplexSerializableType[]} DeserializedType121 * @typedef {PrimitiveSerializableType[]} SerializedType122 * @extends {SerializerMiddleware<DeserializedType, SerializedType>}123 */124class ObjectMiddleware extends SerializerMiddleware {125	constructor(extendContext) {126		super();127		this.extendContext = extendContext;128	}129	/**130	 * @param {RegExp} regExp RegExp for which the request is tested131	 * @param {function(string): boolean} loader loader to load the request, returns true when successful132	 * @returns {void}133	 */134	static registerLoader(regExp, loader) {135		loaders.set(regExp, loader);136	}137	/**138	 * @param {Constructor} Constructor the constructor139	 * @param {string} request the request which will be required when deserializing140	 * @param {string} name the name to make multiple serializer unique when sharing a request141	 * @param {ObjectSerializer} serializer the serializer142	 * @returns {void}143	 */144	static register(Constructor, request, name, serializer) {145		const key = request + "/" + name;146		if (serializers.has(Constructor)) {147			throw new Error(148				`ObjectMiddleware.register: serializer for ${Constructor.name} is already registered`149			);150		}151		if (serializerInversed.has(key)) {152			throw new Error(153				`ObjectMiddleware.register: serializer for ${key} is already registered`154			);155		}156		serializers.set(Constructor, {157			request,158			name,159			serializer160		});161		serializerInversed.set(key, serializer);162	}163	/**164	 * @param {Constructor} Constructor the constructor165	 * @returns {void}166	 */167	static registerNotSerializable(Constructor) {168		if (serializers.has(Constructor)) {169			throw new Error(170				`ObjectMiddleware.registerNotSerializable: serializer for ${Constructor.name} is already registered`171			);172		}173		serializers.set(Constructor, NOT_SERIALIZABLE);174	}175	static getSerializerFor(object) {176		const proto = Object.getPrototypeOf(object);177		let c;178		if (proto === null) {179			// Object created with Object.create(null)180			c = null;181		} else {182			c = proto.constructor;183			if (!c) {184				throw new Error(185					"Serialization of objects with prototype without valid constructor property not possible"186				);187			}188		}189		const config = serializers.get(c);190		if (!config) throw new Error(`No serializer registered for ${c.name}`);191		if (config === NOT_SERIALIZABLE) throw NOT_SERIALIZABLE;192		return config;193	}194	static getDeserializerFor(request, name) {195		const key = request + "/" + name;196		const serializer = serializerInversed.get(key);197		if (serializer === undefined) {198			throw new Error(`No deserializer registered for ${key}`);199		}200		return serializer;201	}202	static _getDeserializerForWithoutError(request, name) {203		const key = request + "/" + name;204		const serializer = serializerInversed.get(key);205		return serializer;206	}207	/**208	 * @param {DeserializedType} data data209	 * @param {Object} context context object210	 * @returns {SerializedType|Promise<SerializedType>} serialized data211	 */212	serialize(data, context) {213		/** @type {any[]} */214		let result = [CURRENT_VERSION];215		let currentPos = 0;216		let referenceable = new Map();217		const addReferenceable = item => {218			referenceable.set(item, currentPos++);219		};220		let bufferDedupeMap = new Map();221		const dedupeBuffer = buf => {222			const len = buf.length;223			const entry = bufferDedupeMap.get(len);224			if (entry === undefined) {225				bufferDedupeMap.set(len, buf);226				return buf;227			}228			if (Buffer.isBuffer(entry)) {229				if (len < 32) {230					if (buf.equals(entry)) {231						return entry;232					}233					bufferDedupeMap.set(len, [entry, buf]);234					return buf;235				} else {236					const hash = toHash(entry);237					const newMap = new Map();238					newMap.set(hash, entry);239					bufferDedupeMap.set(len, newMap);240					const hashBuf = toHash(buf);241					if (hash === hashBuf) {242						return entry;243					}244					return buf;245				}246			} else if (Array.isArray(entry)) {247				if (entry.length < 16) {248					for (const item of entry) {249						if (buf.equals(item)) {250							return item;251						}252					}253					entry.push(buf);254					return buf;255				} else {256					const newMap = new Map();257					const hash = toHash(buf);258					let found;259					for (const item of entry) {260						const itemHash = toHash(item);261						newMap.set(itemHash, item);262						if (found === undefined && itemHash === hash) found = item;263					}264					bufferDedupeMap.set(len, newMap);265					if (found === undefined) {266						newMap.set(hash, buf);267						return buf;268					} else {269						return found;270					}271				}272			} else {273				const hash = toHash(buf);274				const item = entry.get(hash);275				if (item !== undefined) {276					return item;277				}278				entry.set(hash, buf);279				return buf;280			}281		};282		let currentPosTypeLookup = 0;283		let objectTypeLookup = new Map();284		const cycleStack = new Set();285		const stackToString = item => {286			const arr = Array.from(cycleStack);287			arr.push(item);288			return arr289				.map(item => {290					if (typeof item === "string") {291						if (item.length > 100) {292							return `String ${JSON.stringify(item.slice(0, 100)).slice(293								0,294								-1295							)}..."`;296						}297						return `String ${JSON.stringify(item)}`;298					}299					try {300						const { request, name } = ObjectMiddleware.getSerializerFor(item);301						if (request) {302							return `${request}${name ? `.${name}` : ""}`;303						}304					} catch (e) {305						// ignore -> fallback306					}307					if (typeof item === "object" && item !== null) {308						if (item.constructor) {309							if (item.constructor === Object)310								return `Object { ${Object.keys(item).join(", ")} }`;311							if (item.constructor === Map) return `Map { ${item.size} items }`;312							if (item.constructor === Array)313								return `Array { ${item.length} items }`;314							if (item.constructor === Set) return `Set { ${item.size} items }`;315							if (item.constructor === RegExp) return item.toString();316							return `${item.constructor.name}`;317						}318						return `Object [null prototype] { ${Object.keys(item).join(319							", "320						)} }`;321					}322					try {323						return `${item}`;324					} catch (e) {325						return `(${e.message})`;326					}327				})328				.join(" -> ");329		};330		let hasDebugInfoAttached;331		let ctx = {332			write(value, key) {333				try {334					process(value);335				} catch (e) {336					if (e !== NOT_SERIALIZABLE) {337						if (hasDebugInfoAttached === undefined)338							hasDebugInfoAttached = new WeakSet();339						if (!hasDebugInfoAttached.has(e)) {340							e.message += `\nwhile serializing ${stackToString(value)}`;341							hasDebugInfoAttached.add(e);342						}343					}344					throw e;345				}346			},347			setCircularReference(ref) {348				addReferenceable(ref);349			},350			snapshot() {351				return {352					length: result.length,353					cycleStackSize: cycleStack.size,354					referenceableSize: referenceable.size,355					currentPos,356					objectTypeLookupSize: objectTypeLookup.size,357					currentPosTypeLookup358				};359			},360			rollback(snapshot) {361				result.length = snapshot.length;362				setSetSize(cycleStack, snapshot.cycleStackSize);363				setMapSize(referenceable, snapshot.referenceableSize);364				currentPos = snapshot.currentPos;365				setMapSize(objectTypeLookup, snapshot.objectTypeLookupSize);366				currentPosTypeLookup = snapshot.currentPosTypeLookup;367			},368			...context369		};370		this.extendContext(ctx);371		const process = item => {372			if (Buffer.isBuffer(item)) {373				// check if we can emit a reference374				const ref = referenceable.get(item);375				if (ref !== undefined) {376					result.push(ESCAPE, ref - currentPos);377					return;378				}379				const alreadyUsedBuffer = dedupeBuffer(item);380				if (alreadyUsedBuffer !== item) {381					const ref = referenceable.get(alreadyUsedBuffer);382					if (ref !== undefined) {383						referenceable.set(item, ref);384						result.push(ESCAPE, ref - currentPos);385						return;386					}387					item = alreadyUsedBuffer;388				}389				addReferenceable(item);390				result.push(item);391			} else if (item === ESCAPE) {392				result.push(ESCAPE, ESCAPE_ESCAPE_VALUE);393			} else if (394				typeof item === "object"395				// We don't have to check for null as ESCAPE is null and this has been checked before396			) {397				// check if we can emit a reference398				const ref = referenceable.get(item);399				if (ref !== undefined) {400					result.push(ESCAPE, ref - currentPos);401					return;402				}403				if (cycleStack.has(item)) {404					throw new Error(405						`This is a circular references. To serialize circular references use 'setCircularReference' somewhere in the circle during serialize and deserialize.`406					);407				}408				const { request, name, serializer } =409					ObjectMiddleware.getSerializerFor(item);410				const key = `${request}/${name}`;411				const lastIndex = objectTypeLookup.get(key);412				if (lastIndex === undefined) {413					objectTypeLookup.set(key, currentPosTypeLookup++);414					result.push(ESCAPE, request, name);415				} else {416					result.push(ESCAPE, currentPosTypeLookup - lastIndex);417				}418				cycleStack.add(item);419				try {420					serializer.serialize(item, ctx);421				} finally {422					cycleStack.delete(item);423				}424				result.push(ESCAPE, ESCAPE_END_OBJECT);425				addReferenceable(item);426			} else if (typeof item === "string") {427				if (item.length > 1) {428					// short strings are shorter when not emitting a reference (this saves 1 byte per empty string)429					// check if we can emit a reference430					const ref = referenceable.get(item);431					if (ref !== undefined) {432						result.push(ESCAPE, ref - currentPos);433						return;434					}435					addReferenceable(item);436				}437				if (item.length > 102400 && context.logger) {438					context.logger.warn(439						`Serializing big strings (${Math.round(440							item.length / 1024441						)}kiB) impacts deserialization performance (consider using Buffer instead and decode when needed)`442					);443				}444				result.push(item);445			} else if (typeof item === "function") {446				if (!SerializerMiddleware.isLazy(item))447					throw new Error("Unexpected function " + item);448				/** @type {SerializedType} */449				const serializedData =450					SerializerMiddleware.getLazySerializedValue(item);451				if (serializedData !== undefined) {452					if (typeof serializedData === "function") {453						result.push(serializedData);454					} else {455						throw new Error("Not implemented");456					}457				} else if (SerializerMiddleware.isLazy(item, this)) {458					throw new Error("Not implemented");459				} else {460					result.push(461						SerializerMiddleware.serializeLazy(item, data =>462							this.serialize([data], context)463						)464					);465				}466			} else if (item === undefined) {467				result.push(ESCAPE, ESCAPE_UNDEFINED);468			} else {469				result.push(item);470			}471		};472		try {473			for (const item of data) {474				process(item);475			}476			return result;477		} catch (e) {478			if (e === NOT_SERIALIZABLE) return null;479			throw e;480		} finally {481			// Get rid of these references to avoid leaking memory482			// This happens because the optimized code v8 generates483			// is optimized for our "ctx.write" method so it will reference484			// it from e. g. Dependency.prototype.serialize -(IC)-> ctx.write485			data =486				result =487				referenceable =488				bufferDedupeMap =489				objectTypeLookup =490				ctx =491					undefined;492		}493	}494	/**495	 * @param {SerializedType} data data496	 * @param {Object} context context object497	 * @returns {DeserializedType|Promise<DeserializedType>} deserialized data498	 */499	deserialize(data, context) {500		let currentDataPos = 0;501		const read = () => {502			if (currentDataPos >= data.length)503				throw new Error("Unexpected end of stream");504			return data[currentDataPos++];505		};506		if (read() !== CURRENT_VERSION)507			throw new Error("Version mismatch, serializer changed");508		let currentPos = 0;509		let referenceable = [];510		const addReferenceable = item => {511			referenceable.push(item);512			currentPos++;513		};514		let currentPosTypeLookup = 0;515		let objectTypeLookup = [];516		let result = [];517		let ctx = {518			read() {519				return decodeValue();520			},521			setCircularReference(ref) {522				addReferenceable(ref);523			},524			...context525		};526		this.extendContext(ctx);527		const decodeValue = () => {528			const item = read();529			if (item === ESCAPE) {530				const nextItem = read();531				if (nextItem === ESCAPE_ESCAPE_VALUE) {532					return ESCAPE;533				} else if (nextItem === ESCAPE_UNDEFINED) {534					return undefined;535				} else if (nextItem === ESCAPE_END_OBJECT) {536					throw new Error(537						`Unexpected end of object at position ${currentDataPos - 1}`538					);539				} else {540					const request = nextItem;541					let serializer;542					if (typeof request === "number") {543						if (request < 0) {544							// relative reference545							return referenceable[currentPos + request];546						}547						serializer = objectTypeLookup[currentPosTypeLookup - request];548					} else {549						if (typeof request !== "string") {550							throw new Error(551								`Unexpected type (${typeof request}) of request ` +552									`at position ${currentDataPos - 1}`553							);554						}555						const name = read();556						serializer = ObjectMiddleware._getDeserializerForWithoutError(557							request,558							name559						);560						if (serializer === undefined) {561							if (request && !loadedRequests.has(request)) {562								let loaded = false;563								for (const [regExp, loader] of loaders) {564									if (regExp.test(request)) {565										if (loader(request)) {566											loaded = true;567											break;568										}569									}570								}571								if (!loaded) {572									require(request);573								}574								loadedRequests.add(request);575							}576							serializer = ObjectMiddleware.getDeserializerFor(request, name);577						}578						objectTypeLookup.push(serializer);579						currentPosTypeLookup++;580					}581					try {582						const item = serializer.deserialize(ctx);583						const end1 = read();584						if (end1 !== ESCAPE) {585							throw new Error("Expected end of object");586						}587						const end2 = read();588						if (end2 !== ESCAPE_END_OBJECT) {589							throw new Error("Expected end of object");590						}591						addReferenceable(item);592						return item;593					} catch (err) {594						// As this is only for error handling, we omit creating a Map for595						// faster access to this information, as this would affect performance596						// in the good case597						let serializerEntry;598						for (const entry of serializers) {599							if (entry[1].serializer === serializer) {600								serializerEntry = entry;601								break;602							}603						}604						const name = !serializerEntry605							? "unknown"606							: !serializerEntry[1].request607							? serializerEntry[0].name608							: serializerEntry[1].name609							? `${serializerEntry[1].request} ${serializerEntry[1].name}`610							: serializerEntry[1].request;611						err.message += `\n(during deserialization of ${name})`;612						throw err;613					}614				}615			} else if (typeof item === "string") {616				if (item.length > 1) {617					addReferenceable(item);618				}619				return item;620			} else if (Buffer.isBuffer(item)) {621				addReferenceable(item);622				return item;623			} else if (typeof item === "function") {624				return SerializerMiddleware.deserializeLazy(625					item,626					data => this.deserialize(data, context)[0]627				);628			} else {629				return item;630			}631		};632		try {633			while (currentDataPos < data.length) {634				result.push(decodeValue());635			}636			return result;637		} finally {638			// Get rid of these references to avoid leaking memory639			// This happens because the optimized code v8 generates640			// is optimized for our "ctx.read" method so it will reference641			// it from e. g. Dependency.prototype.deserialize -(IC)-> ctx.read642			result = referenceable = data = objectTypeLookup = ctx = undefined;643		}644	}645}646module.exports = ObjectMiddleware;...

serialization.js

Source: serialization.js

1/*2	MIT License http://www.opensource.org/licenses/mit-license.php3*/4"use strict";5const memoize = require("./memoize");6/** @typedef {import("../serialization/BinaryMiddleware").MEASURE_END_OPERATION_TYPE} MEASURE_END_OPERATION */7/** @typedef {import("../serialization/BinaryMiddleware").MEASURE_START_OPERATION_TYPE} MEASURE_START_OPERATION */8/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */9/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */10/** @typedef {import("../serialization/Serializer")} Serializer */11const getBinaryMiddleware = memoize(() =>12	require("../serialization/BinaryMiddleware")13);14const getObjectMiddleware = memoize(() =>15	require("../serialization/ObjectMiddleware")16);17const getSingleItemMiddleware = memoize(() =>18	require("../serialization/SingleItemMiddleware")19);20const getSerializer = memoize(() => require("../serialization/Serializer"));21const getSerializerMiddleware = memoize(() =>22	require("../serialization/SerializerMiddleware")23);24const getBinaryMiddlewareInstance = memoize(25	() => new (getBinaryMiddleware())()26);27const registerSerializers = memoize(() => {28	require("./registerExternalSerializer");29	// Load internal paths with a relative require30	// This allows bundling all internal serializers31	const internalSerializables = require("./internalSerializables");32	getObjectMiddleware().registerLoader(/^webpack\/lib\//, req => {33		const loader = internalSerializables[req.slice("webpack/lib/".length)];34		if (loader) {35			loader();36		} else {37			console.warn(`${req} not found in internalSerializables`);38		}39		return true;40	});41});42/** @type {Serializer} */43let buffersSerializer;44// Expose serialization API45module.exports = {46	get register() {47		return getObjectMiddleware().register;48	},49	get registerLoader() {50		return getObjectMiddleware().registerLoader;51	},52	get registerNotSerializable() {53		return getObjectMiddleware().registerNotSerializable;54	},55	get NOT_SERIALIZABLE() {56		return getObjectMiddleware().NOT_SERIALIZABLE;57	},58	/** @type {MEASURE_START_OPERATION} */59	get MEASURE_START_OPERATION() {60		return getBinaryMiddleware().MEASURE_START_OPERATION;61	},62	/** @type {MEASURE_END_OPERATION} */63	get MEASURE_END_OPERATION() {64		return getBinaryMiddleware().MEASURE_END_OPERATION;65	},66	get buffersSerializer() {67		if (buffersSerializer !== undefined) return buffersSerializer;68		registerSerializers();69		const Serializer = getSerializer();70		const binaryMiddleware = getBinaryMiddlewareInstance();71		const SerializerMiddleware = getSerializerMiddleware();72		const SingleItemMiddleware = getSingleItemMiddleware();73		return (buffersSerializer = new Serializer([74			new SingleItemMiddleware(),75			new (getObjectMiddleware())(context => {76				if (context.write) {77					context.writeLazy = value => {78						context.write(79							SerializerMiddleware.createLazy(value, binaryMiddleware)80						);81					};82				}83			}),84			binaryMiddleware85		]));86	},87	createFileSerializer: fs => {88		registerSerializers();89		const Serializer = getSerializer();90		const FileMiddleware = require("../serialization/FileMiddleware");91		const fileMiddleware = new FileMiddleware(fs);92		const binaryMiddleware = getBinaryMiddlewareInstance();93		const SerializerMiddleware = getSerializerMiddleware();94		const SingleItemMiddleware = getSingleItemMiddleware();95		return new Serializer([96			new SingleItemMiddleware(),97			new (getObjectMiddleware())(context => {98				if (context.write) {99					context.writeLazy = value => {100						context.write(101							SerializerMiddleware.createLazy(value, binaryMiddleware)102						);103					};104					context.writeSeparate = (value, options) => {105						context.write(106							SerializerMiddleware.createLazy(value, fileMiddleware, options)107						);108					};109				}110			}),111			binaryMiddleware,112			fileMiddleware113		]);114	}...

application-test.js

Source: application-test.js

1import { module } from 'qunit';2import test from 'ember-sinon-qunit/test-support/test';3import { setupTest } from 'ember-qunit';4import {5  HEADERS_SYMBOL as META,6  HEADERS_DATACENTER as DC,7  HEADERS_NAMESPACE as NSPACE,8} from 'consul-ui/utils/http/consul';9module('Unit | Serializer | application', function(hooks) {10  setupTest(hooks);11  // Replace this with your real tests.12  test('it exists', function(assert) {13    const store = this.owner.lookup('service:store');14    const serializer = store.serializerFor('application');15    assert.ok(serializer);16  });17  test('respondForDeleteRecord returns the expected pojo structure', function(assert) {18    const store = this.owner.lookup('service:store');19    const serializer = store.serializerFor('application');20    serializer.primaryKey = 'primary-key-name';21    serializer.slugKey = 'Name';22    serializer.fingerprint = function(primary, slug, foreignValue) {23      return function(item) {24        return {25          ...item,26          ...{27            Datacenter: foreignValue,28            [primary]: item[slug],29          },30        };31      };32    };33    // adapter.uidForURL = this.stub().returnsArg(0);34    const respond = function(cb) {35      const headers = {};36      const body = true;37      return cb(headers, body);38    };39    const expected = {40      'primary-key-name': 'name',41    };42    const actual = serializer.respondForDeleteRecord(respond, {}, { Name: 'name', dc: 'dc-1' });43    assert.deepEqual(actual, expected);44    // assert.ok(adapter.uidForURL.calledOnce);45  });46  test('respondForQueryRecord returns the expected pojo structure', function(assert) {47    const store = this.owner.lookup('service:store');48    const serializer = store.serializerFor('application');49    serializer.primaryKey = 'primary-key-name';50    serializer.slugKey = 'Name';51    serializer.fingerprint = function(primary, slug, foreignValue) {52      return function(item) {53        return {54          ...item,55          ...{56            Datacenter: foreignValue,57            [primary]: item[slug],58          },59        };60      };61    };62    const expected = {63      Datacenter: 'dc-1',64      Name: 'name',65      [META]: {66        [DC.toLowerCase()]: 'dc-1',67        [NSPACE.toLowerCase()]: 'default',68      },69      'primary-key-name': 'name',70    };71    const respond = function(cb) {72      const headers = {};73      const body = {74        Name: 'name',75      };76      return cb(headers, body);77    };78    const actual = serializer.respondForQueryRecord(respond, { Name: 'name', dc: 'dc-1' });79    assert.deepEqual(actual, expected);80  });81  test('respondForQuery returns the expected pojo structure', function(assert) {82    const store = this.owner.lookup('service:store');83    const serializer = store.serializerFor('application');84    serializer.primaryKey = 'primary-key-name';85    serializer.slugKey = 'Name';86    serializer.fingerprint = function(primary, slug, foreignValue) {87      return function(item) {88        return {89          ...item,90          ...{91            Datacenter: foreignValue,92            [primary]: item[slug],93          },94        };95      };96    };97    const expected = [98      {99        Datacenter: 'dc-1',100        Name: 'name1',101        'primary-key-name': 'name1',102      },103      {104        Datacenter: 'dc-1',105        Name: 'name2',106        'primary-key-name': 'name2',107      },108    ];109    const respond = function(cb) {110      const headers = {};111      const body = [112        {113          Name: 'name1',114        },115        {116          Name: 'name2',117        },118      ];119      return cb(headers, body);120    };121    const actual = serializer.respondForQuery(respond, { Name: 'name', dc: 'dc-1' });122    assert.deepEqual(actual, expected);123    // assert.ok(adapter.uidForURL.calledTwice);124  });...

Using AI Code Generation

1const { createSerializer } = require('enzyme-to-json');2const { configure } = require('enzyme');3const Adapter = require('enzyme-adapter-react-16');4configure({ adapter: new Adapter() });5expect.addSnapshotSerializer(createSerializer({ mode: 'deep' }));6const { configure } = require('enzyme');7const Adapter = require('enzyme-adapter-react-16');8configure({ adapter: new Adapter() });9import { configure } from '@storybook/react';10import { setOptions } from '@storybook/addon-options';11import { setDefaults } from 'storybook-addon-jsx';12setOptions({13});14setDefaults({15});16import { configure } from '@storybook/react';17import { setOptions } from '@storybook/addon-options';18import { setDefaults } from 'storybook-addon-jsx';19setOptions({20});21setDefaults({22});23import { configure } from '@storybook/react';24import { setOptions } from '@storybook/addon-options';25import { setDefaults } from 'storybook-addon-jsx';26setOptions({27});28setDefaults({

Using AI Code Generation

1import { serializer } from '@storybook/addon-storyshots';2import initStoryshots from '@storybook/addon-storyshots';3initStoryshots({4});5import initStoryshots from '@storybook/addon-storyshots';6import { snapshotWithOptions } from '@storybook/addon-storyshots-puppeteer';7initStoryshots({8  test: snapshotWithOptions({}),9});10import initStoryshots from '@storybook/addon-storyshots';11import { imageSnapshot } from '@storybook/addon-storyshots-puppeteer';12initStoryshots({13  test: imageSnapshot(),14});15import initStoryshots from '@storybook/addon-storyshots';16import { multiSnapshotWithOptions } from '@storybook/addon-storyshots-puppeteer';17initStoryshots({18  test: multiSnapshotWithOptions(),19});20import initStoryshots from '@storybook/addon-storyshots';21import { snapshotWithOptions } from '@storybook/addon-storyshots-puppeteer';22initStoryshots({23  test: snapshotWithOptions({24    customizePage: (page) => page.emulateMedia('screen'),25  }),26});27import initStoryshots from '@storybook/addon-storyshots';28import { imageSnapshot } from '@storybook/addon-storyshots-puppeteer';29initStoryshots({30  test: imageSnapshot({31  }),32});33import initStoryshots from '@storybook/addon-storyshots';34import { multiSnapshotWithOptions } from '@storybook/addon-storyshots-puppeteer';35initStoryshots({36  test: multiSnapshotWithOptions({37  }),38});39import initStoryshots from '@storybook/addon-storyshots';40import { snapshotWithOptions } from '@storybook/addon-storyshots-puppeteer';41initStoryshots({42  test: snapshotWithOptions({43    getGotoOptions: ({ context }) => {44      const { kind, story } = context;45      return {46        url: `iframe.html?id=${kind}--${story}`,47      };

Using AI Code Generation

1const { serializer } = require('storybook-test-runner');2const { storiesOf } = require('@storybook/react');3const { withInfo } = require('@storybook/addon-info');4storiesOf('My Button', module)5  .add('with text', () => <MyButton>Hello Button</MyButton>, { info: 'This is a test' })6  .add('with some emoji', () => <MyButton>😀 😎 👍 💯</MyButton>, { info: 'This is a test' })7  .add('with serializer', () => <MyButton>😀 😎 👍 💯</MyButton>, { info: serializer('This is a test') });8const { testStory } = require('storybook-test-runner');9describe('My Button', () => {10  testStory('with text', () => <MyButton>Hello Button</MyButton>);11  testStory('with some emoji', () => <MyButton>😀 😎 👍 💯</MyButton>);12  testStory('with serializer', () => <MyButton>😀 😎 👍 💯</MyButton>);13});14const { testStory } = require('storybook-test-runner');15describe('My Button', () => {16  testStory('with text', () => <MyButton>Hello Button</MyButton>);17  testStory('with some emoji', () => <MyButton>😀 😎 👍 💯</MyButton>);18  testStory('with serializer', () => <MyButton>😀 😎 👍 💯</MyButton>);19});20const { testStory } = require('storybook-test-runner');21describe('My Button', () => {22  testStory('with text', () => <MyButton>Hello Button</MyButton>);23  testStory('with some emoji', () => <MyButton>😀 😎 👍 💯</MyButton>);24  testStory('with serializer', () => <MyButton>😀 😎 👍 💯</MyButton>);25});26const { testStory } = require('storybook-test-runner');27describe('My Button', () => {28  testStory('with text', () => <MyButton>Hello Button</MyButton>);29  testStory('with some emoji', () => <MyButton>😀 😎 👍

Using AI Code Generation

1import { serializer } from 'storybook-test-runner';2expect.addSnapshotSerializer(serializer);3test('MyComponent', () => {4  const story = storiesOf('MyComponent', module).add('default', () => (5  ));6  expect(story).toMatchSnapshot();7});8test('MyComponent with a theme', () => {9  const story = storiesOf('MyComponent', module).add('with a theme', () => (10    <MyComponent theme={myTheme} />11  ));12  expect(story).toMatchSnapshot();13});14test('MyComponent with a theme and props', () => {15  const story = storiesOf('MyComponent', module).add('with a theme and props', () => (16    <MyComponent theme={myTheme} props={myProps} />17  ));18  expect(story).toMatchSnapshot();19});20test('MyComponent with a theme and props', () => {21  const story = storiesOf('MyComponent', module).add('with a theme and props', () => (22    <MyComponent theme={myTheme} props={myProps} />23  ));24  expect(story).toMatchSnapshot();25});26test('MyComponent with a theme and props', () => {27  const story = storiesOf('MyComponent', module).add('with a theme and props', () => (28    <MyComponent theme={myTheme} props={myProps} />29  ));30  expect(story).toMatchSnapshot();31});32test('MyComponent with a theme and props', () => {33  const story = storiesOf('MyComponent', module).add('with a theme and props', () => (34    <MyComponent theme={myTheme} props={myProps} />35  ));36  expect(story).toMatchSnapshot();37});38test('MyComponent with a theme and props', () => {39  const story = storiesOf('MyComponent', module).add('with a theme and props', () => (40    <MyComponent theme={myTheme} props={myProps} />41  ));42  expect(story

Using AI Code Generation

1import { serializer, toMatchImageSnapshot } from 'storybook-chrome-screenshot';2expect.addSnapshotSerializer(serializer);3expect.extend({ toMatchImageSnapshot });4cy.screenshot('my-image').toMatchImageSnapshot();5const storybook = new StorybookTestRunner();6storybook.start();7it('should match the image snapshot', () => {8  const story = storybook.load('/iframe.html?id=components-button--primary');9  cy.wrap(story).toMatchImageSnapshot();10});11storybook.stop();12cy.end();13const storybook = new StorybookTestRunner();14storybook.start();15it('should match the image snapshot', () => {16  const story = storybook.load('/iframe.html?id=components-button--primary');17  cy.wrap(story).toMatchImageSnapshot();18});19storybook.stop();20cy.end();21const storybook = new StorybookTestRunner();22storybook.start();23it('should match the image snapshot', () => {24  const story = storybook.load('/iframe.html?id=components-button--primary');25  cy.wrap(story).toMatchImageSnapshot();26});27storybook.stop();28cy.end();29const storybook = new StorybookTestRunner();30storybook.start();31it('should match the image snapshot', () => {32  const story = storybook.load('/iframe.html?id=components-button--primary');33  cy.wrap(story).toMatchImageSnapshot();34});35storybook.stop();36cy.end();37const storybook = new StorybookTestRunner();38storybook.start();39it('should match the image snapshot', () => {40  const story = storybook.load('/iframe.html?id=components-button--primary');41  cy.wrap(story).toMatchImageSnapshot();42});43storybook.stop();44cy.end();

Blogs

Check out the latest blogs from LambdaTest on this topic:

Getting Started with SpecFlow Actions [SpecFlow Automation Tutorial]

With the rise of Agile, teams have been trying to minimize the gap between the stakeholders and the development team.

Best 23 Web Design Trends To Follow In 2023

Having a good web design can empower business and make your brand stand out. According to a survey by Top Design Firms, 50% of users believe that website design is crucial to an organization’s overall brand. Therefore, businesses should prioritize website design to meet customer expectations and build their brand identity. Your website is the face of your business, so it’s important that it’s updated regularly as per the current web design trends.

Running Tests In Cypress With GitHub Actions [Complete Guide]

In today’s tech world, where speed is the key to modern software development, we should aim to get quick feedback on the impact of any change, and that is where CI/CD comes in place.

What is coaching leadership

Coaching is a term that is now being mentioned a lot more in the leadership space. Having grown successful teams I thought that I was well acquainted with this subject.

Migrating Test Automation Suite To Cypress 10

There are times when developers get stuck with a problem that has to do with version changes. Trying to run the code or test without upgrading the package can result in unexpected errors.

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.