How to use __throwError method in storybook-test-runner

Best JavaScript code snippet using storybook-test-runner

SimpleImage.js

Source:SimpleImage.js Github

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...110 else if (source instanceof HTMLCanvasElement) {111 return __makeHTMLImage(source.toDataURL(), source.id, this);112 }113 else {114 __throwError('Unrecognized value used to create a SimpleImage: ' + source);115 }116 },117 function (width, height) {118 if (width > 0 && height > 0) {119 return __makeHTMLImageFromSize(width, height, this);120 }121 else {122 __throwError('You tried to create a SimpleImage with a negative width or height [' + width + 'x' + height + ']');123 }124 }125 ];126 var htmlImage = funMap[arguments.length].apply(this, arguments);127 this.canvas = __makeHTMLCanvas('SimpleImageCanvas');128 this.context = this.canvas.getContext('2d');129 if (htmlImage != null && htmlImage.complete) {130 this.__init(htmlImage);131 }132 else {133 // when image is loaded, it will fill this in134 this.imageData = null;135 }136 this.ACCEPTED_FILES = 'image.*';137}138SimpleImage.prototype = {139 constructor: SimpleImage,140 // this should not be called publicly, but it should not hurt things if it does141 __init: function (htmlImage, imageData) {142 try {143 this.name = htmlImage.id;144 this.width = htmlImage.width;145 this.height = htmlImage.height;146 this.canvas.width = this.width;147 this.canvas.height = this.height;148 this.context.drawImage(htmlImage, 0, 0, this.width, this.height);149 if (imageData == null) {150 this.imageData = this.context.getImageData(0, 0, this.width, this.height);151 }152 else {153 this.imageData = imageData;154 }155 }156 catch (err) {157 console.log(err);158 __throwError('The name you used to create a SimpleImage was not correct: ' + htmlImage.id);159 }160 },161 complete: function () {162 return this.imageData != null;163 },164 getWidth: function () {165 __funCheck("getWidth", 0, arguments.length);166 return this.width;167 },168 getHeight: function () {169 __funCheck("getHeight", 0, arguments.length);170 return this.height;171 },172 getRed: function (x, y) {173 __funCheck("getRed", 2, arguments.length);174 return this.imageData.data[this.getIndex("getRed", x, y)];175 },176 getGreen: function (x, y) {177 __funCheck("getGreen", 2, arguments.length);178 return this.imageData.data[this.getIndex("getGreen", x, y) + 1];179 },180 getBlue: function (x, y) {181 __funCheck("getBlue", 2, arguments.length);182 return this.imageData.data[this.getIndex("getBlue", x, y) + 2];183 },184 getAlpha: function (x, y) {185 __funCheck("getAlpha", 2, arguments.length);186 return this.imageData.data[this.getIndex("getAlpha", x, y) + 3];187 },188 // Computes index into 1-d array, and checks correctness of x,y values189 getIndex: function (funName, x, y) {190 __funCheck("getIndex", 3, arguments.length);191 __rangeCheck(x, 0, this.width, funName, "x", "wide");192 __rangeCheck(y, 0, this.height, funName, "y", "tall");193 return (Math.floor(x) + Math.floor(y) * this.width) * 4;194 },195 // Gets the pixel object for this x,y.196 // Changes to the pixel write back to the image.197 getPixel: function (x, y) {198 __funCheck("getPixel", 2, arguments.length);199 __rangeCheck(x, 0, this.width, "getPixel", "x", "wide");200 __rangeCheck(y, 0, this.height, "getPixel", "y", "tall");201 return new SimplePixel(this, x, y);202 },203 setRed: function (x, y, value) {204 __funCheck("setRed", 3, arguments.length);205 this.imageData.data[this.getIndex("getRed", x, y)] = __clamp(value);206 },207 setGreen: function (x, y, value) {208 __funCheck("setGreen", 3, arguments.length);209 this.imageData.data[this.getIndex("getGreen", x, y) + 1] = __clamp(value);210 },211 setBlue: function (x, y, value) {212 __funCheck("setBlue", 3, arguments.length);213 this.imageData.data[this.getIndex("getBlue", x, y) + 2] = __clamp(value);214 },215 setAlpha: function (x, y, value) {216 __funCheck("setAlpha", 3, arguments.length);217 this.imageData.data[this.getIndex("getAlpha", x, y) + 3] = __clamp(value);218 },219 setPixel: function (x, y, pixel) {220 __funCheck("setPixel", 3, arguments.length);221 __rangeCheck(x, 0, this.width, "setPixel", "x", "wide");222 __rangeCheck(y, 0, this.height, "setPixel", "y", "tall");223 this.setRed(x, y, pixel.getRed());224 this.setBlue(x, y, pixel.getBlue());225 this.setGreen(x, y, pixel.getGreen());226 this.setAlpha(x, y, pixel.getAlpha());227 },228 setSize: function (width, height) {229 __funCheck("setSize", 2, arguments.length);230 width = Math.floor(width);231 height = Math.floor(height);232 if (width > 0 && height > 0) {233 __flush(this.context, this.imageData);234 this.imageData = __changeSize(this.canvas, width, height);235 this.width = width;236 this.height = height;237 this.canvas.width = width;238 this.canvas.height = height;239 }240 else {241 __throwError("You tried to set the size of a SimpleImage to a negative width or height [" + width + "x" + height + "]");242 }243 },244 // Draws to the given canvas, setting its size.245 // Used to implement printing of an image.246 drawTo: function (toCanvas) {247 __flush(this.context, this.imageData);248 if (this.imageData != null) {249 toCanvas.width = this.width;250 toCanvas.height = this.height;251 __flush(this.context, this.imageData);252 toCanvas.getContext("2d").drawImage(this.canvas, 0, 0, toCanvas.width, toCanvas.height);253 }254 else {255 var myself = this;256 setTimeout(function() {257 myself.drawTo(toCanvas);258 }, 100);259 }260 },261 // Export an image as an array of pixels for the for-loop.262 toArray: function () {263 __funCheck("toArray", 0, arguments.length);264 var array = new Array();265 // 1. simple-way (this is as good or faster in various browser tests)266 // var array = new Array(this.getWidth() * this.getHeight()); // 2. alloc way267 // var i = 0; // 2.268 // nip 2012-7 .. change to cache-friendly y/x ordering269 // Non-firefox browsers may benefit.270 for (var y = 0; y < this.getHeight(); y++) {271 for (var x = 0; x < this.getWidth(); x++) {272 //array[i++] = new SimplePixel(this, x, y); // 2.273 array.push(new SimplePixel(this, x, y)); // 1.274 }275 }276 return array;277 },278 // Support iterator within for loops (eventually)279 values: function() {280 __funCheck("values", 0, arguments.length);281 return this.toArray();282 },283 // better name than values if we have to use it284 pixels: function() {285 return this.values();286 }287};288// Private helper functions, add __ to reduce chance they will conflict with user's method names289function __makeHTMLCanvas (prefix) {290 var canvas = document.createElement("canvas");291 canvas.id = prefix + globalCanvasCount;292 canvas.style = 'display:none';293 canvas.innerHTML = 'Your browser does not support HTML5.'294 globalCanvasCount++;295 return canvas;296}297// wrap image data in HTML element298function __makeHTMLImage (url, name, simpleImage, loadFunc) {299 var img = new Image();300 if (loadFunc == null) {301 loadFunc = function() {302 simpleImage.__init(this);303 console.log('loaded image: ' + simpleImage.name);304 }305 }306 img.onload = loadFunc;307 img.src = url;308 img.id = name;309 img.style = 'display:none';310 return img;311}312// get image from uploaded file input313function __makeHTMLImageFromInput (file, simpleImage) {314 console.log("creating image: " + file.name);315 var reader = new FileReader();316 reader.onload = function() {317 __makeHTMLImage(this.result, file.name.substr(file.name.lastIndexOf('/') + 1), simpleImage);318 }319 reader.readAsDataURL(file);320 return null;321}322// create an empty image of the given size323function __makeHTMLImageFromSize (width, height, simpleImage) {324 var name = width + "x" + height;325 console.log("creating image: " + name);326 var img = __makeHTMLImage(EMPTY_IMAGE, name, simpleImage);327 img.width = width;328 img.height = height;329 return img;330}331function __makeHTMLImageFromURL (url, simpleImage) {332 console.log("creating image: " + url);333 if (url.substr(0, 4) != 'http') {334 return __makeHTMLImage(url, url, simpleImage);335 }336 else {337 // doesn't work --- loading an image taints the canvas so we cannot use it :(338 //var canvas = __makeHTMLCanvas("url");339 //var contaminatedImage = __makeHTMLImage(url, url, simpleImage, function() {340 // this.id = url;341 // this.crossOrigin = 'Anonymous';342 // __drawImageToCanvas(this, canvas);343 // var imageData = canvas.getContext('2d').getImageData(0, 0, this.width, this.height);344 // simpleImage.__init(this, imageData);345 //});346 alert('Sorry, unfortunately you cannot create a SimpleImage from an abritrary URL: ' + url);347 return null;348 }349}350// Clamp values to be in the range 0..255. Used by setRed() et al.351function __clamp (value) {352 return Math.max(0, Math.min(Math.floor(value), 255));353}354// Push accumulated local changes out to the screen355function __flush (context, imageData) {356 if (imageData != null) {357 context.putImageData(imageData, 0, 0, 0, 0, imageData.width, imageData.height);358 }359}360function __drawImageToCanvas (htmlImage, canvas) {361 if (htmlImage.complete) {362 canvas.width = htmlImage.width;363 canvas.height = htmlImage.height;364 canvas.getContext('2d').drawImage(htmlImage, 0, 0, htmlImage.width, htmlImage.height);365 }366 else {367 setTimeout(function() {368 __drawImageToCanvas(htmlImage, canvas);369 }, 100);370 }371}372// Change the size of the image to the given, scaling the pixels.373function __changeSize (canvasOld, newWidth, newHeight) {374 var canvasNew = __makeHTMLCanvas('setSize_');375 canvasNew.width = newWidth;376 canvasNew.height = newHeight;377 // draw old canvas to new canvas378 var contextNew = canvasNew.getContext("2d");379 contextNew.drawImage(canvasOld, 0, 0, newWidth, newHeight);380 return contextNew.getImageData(0, 0, newWidth, newHeight);381}382// Some general utility functions383// Call this to abort with a message.384function __throwError (message) {385 throw new Error(message);386}387// Called from user-facing functions to check number of arguments388function __funCheck (funcName, expectedLen, actualLen) {389 if (expectedLen != actualLen) {390 var s1 = (actualLen == 1) ? "" : "s"; // pluralize correctly391 var s2 = (expectedLen == 1) ? "" : "s";392 var message = "You tried to call " + funcName + " with " + actualLen + " value" + s1 + 393 ", but it expects " + expectedLen + " value" + s2 + ".";394 // someday: think about "values" vs. "arguments" here395 __throwError(message);396 }397}398function __rangeCheck (value, low, high, funName, coordName, size) {399 if (value < low || value >= high) {400 var message = "You tried to call " + funName + " for a pixel with " + coordName + "-coordinate of " + value + 401 " in an image that is only " + high + " pixels " + size + 402 " (valid " + coordName + " coordinates are " + low + " to " + (high-1) + ").";403 __throwError(message);404 }...

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enum.js

Source:enum.js Github

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...57 case 'object':58 this.__makeObjectToMember(props);59 break;60 default:61 this.__throwError(ERROR.PARAMTYPEERROR);62 }63 break;64 // 数组 or 字符串65 case 2:66 const keys = arguments[0];67 const values = arguments[1];68 var isAllArray = typeUtil.isArray(keys) && typeUtil.isArray(values);69 var isAllString = typeUtil.isString(keys) && typeUtil.isString(values);70 // 两个都是数组类型的数据71 if (isAllArray) {72 return this.__makeMultiArrayToMember(keys, values);73 }74 // 两个是字符串类型的数据75 if (isAllString) {76 return this.__makeMultiStringToMember([keys, values]);77 }78 // 否则就报错79 this.__throwError(ERROR.PARAMTYPEERROR);80 break;81 82 default:83 const args = [].concat(...arguments);84 var isAllString = args.every(item => typeUtil.isString(item));85 if (!isAllString) return this.__throwError(ERROR.PARAMTYPEERROR);86 this.__makeMultiStringToMember(args);87 }88 }89 __validateValue(value) {90 // 传入symbol，直接返回91 if (typeUtil.isSymbol(value)) {92 return value;93 }94 // 存在可以转成Number的值95 if (!isNaN(Number(value))) {96 value = +value;97 // 内部指针移动的判断依据98 if (this.__pointer < value) {99 this.__pointer = value;100 }101 }102 // 未传值，采用内部指针103 if (typeUtil.isUndefined(value)) {104 value = ++this.__pointer;105 }106 return value;107 }108 __makeMember(key, value) {109 const member = new Member(key, value);110 this.__enums = Object.assign(this.__enums, member.toObject());111 this.__exchangeEnums = Object.assign(this.__exchangeEnums, member.toExchangeObject());112 }113 // 单个字符串转化成枚举成员对象，内部直接调用__makeMember()114 __makeSingleStringToMember(props) {115 const isQualified = REGEXP.KEYEQUALVALUE.test(props);116 if (!isQualified) return this.__throwError(ERROR.PARAMTYPEERROR);117 const execResult = REGEXP.KEYEQUALVALUE.exec(props);118 const key = execResult[1];119 const value = this.__validateValue(execResult[3]);120 this.__makeMember(key, value);121 }122 // 字符串数组转化成枚举成员对象，内部调用__makeSingleStringToMember()123 __makeMultiStringToMember(props) {124 props.forEach((item) => {125 this.__makeSingleStringToMember(item);126 });127 }128 // 单个数组转化成枚举成员对象，内部调用__makeSingleStringToMember()129 __makeSingleArrayToMember(props) {130 props.forEach((item) => {131 this.__makeSingleStringToMember(item);132 });133 }134 // 两个数组转化成枚举成员对象，枚举值经过有效性判断，并且直接调用__makeMember()135 __makeMultiArrayToMember(keys, values) {136 keys.forEach((key, index) => {137 this.__makeMember(key, this.__validateValue(values[index]));138 });139 }140 // 单个对象转化成枚举成员对象，枚举值经过有效性判断，并且直接调用__makeMember()141 __makeObjectToMember(props) {142 Object.keys(props).forEach((key) => {143 this.__makeMember(key, this.__validateValue(props[key]));144 });145 }146 __throwError(message) {147 throw new Error(message);148 }...

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_loadedFileStructureValidator.ts

Source:_loadedFileStructureValidator.ts Github

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...14 max: 1,15 };16 public constructor(protected fileContent: ImportedDataset) {}17 // Methods18 protected __throwError(): void {19 throw new JSONFileSyntaxError();20 }21 protected __validate = (target: unknown, restrictions: LengthRestrictions): boolean => {22 if (typeof target !== "string") return false;23 return target.length <= restrictions.max && target.length >= restrictions.min;24 };25 protected ensureIsObject(): void {26 if (!(this.fileContent instanceof Object)) this.__throwError();27 }28 protected validateKeys(): void {29 const fileContentKeys = Object.keys(this.fileContent);30 const properKeys = ["title", "description", "pronunciationLanguage", "fancyLetters", "words"];31 if (fileContentKeys.length !== properKeys.length) this.__throwError();32 properKeys.forEach((key) => {33 if (!fileContentKeys.includes(key)) this.__throwError();34 });35 }36 // title, description and pronunciationLanguage37 protected validateSimpleProperties(): void {38 const { __validate, __throwError } = this;39 const titleIsInvalid = !__validate(this.fileContent.title, restrictions.title);40 const descriptionIsInvalid = !__validate(this.fileContent.description, restrictions.description);41 const languageIsInvalid =42 this.fileContent.pronunciationLanguage !== false &&43 !__validate(this.fileContent.pronunciationLanguage, {44 min: 3,45 max: 20,46 } as LengthRestrictions);47 if (titleIsInvalid || descriptionIsInvalid || languageIsInvalid) __throwError();48 }49 protected validateWords(): void {50 const { __validate, __throwError, singleWordRestrictions } = this;51 if (!(this.fileContent.words instanceof Array)) return __throwError();52 this.fileContent.words = this.fileContent.words.filter((target: unknown): boolean => {53 if (!(target instanceof Object)) return false;54 for (const key of ["expected", "displayed"]) {55 if (!Object.keys(target).includes(key)) return false;56 // eslint-disable-next-line @typescript-eslint/no-explicit-any57 if (!__validate((target as any)[key], singleWordRestrictions)) return false;58 }59 return true;60 });61 this.fileContent.words = this.fileContent.words.map((target: Word) => ({ expected: target.expected, displayed: target.displayed, type: target.type }));62 }63 protected validateFancyWords(): void {64 const { __validate, fancyLetterRestrictions } = this;65 if (!(this.fileContent.fancyLetters instanceof Array)) {...

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Using AI Code Generation

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1import { __throwError } from 'storybook-test-runner';2import { storiesOf } from '@storybook/react';3import { withInfo } from '@storybook/addon-info';4import { withKnobs } from '@storybook/addon-knobs';5import { withTests } from '@storybook/addon-jest';6import results from '../.jest-test-results.json';7import React from 'react';8import Button from './Button';9storiesOf('Button', module)10 .addDecorator(withKnobs)11 .addDecorator(withTests({ results }))12 .add(13 withInfo()(() => {14 __throwError('This is an error');15 return <Button />;16 })17 );18import { configure, addDecorator } from '@storybook/react';19import { withTests } from '@storybook/addon-jest';20import results from '../.jest-test-results.json';21addDecorator(22 withTests({23 })24);25configure(require.context('../src', true, /\.stories\.js$/), module);26import '@storybook/addon-actions/register';27import '@storybook/addon-links/register';28import '@storybook/addon-knobs/register';29import '@storybook/addon-jest/register';30const path = require('path');31module.exports = ({ config }) => {32 config.module.rules.push({33 test: /\.(ts|tsx)$/,34 include: path.resolve(__dirname, '../'),35 loader: require.resolve('awesome-typescript-loader'),36 });37 config.resolve.extensions.push('.ts', '.tsx');38 return config;39};40{41 "compilerOptions": {42 },43}44{45 "compilerOptions": {

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Using AI Code Generation

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1import { __throwError } from 'storybook-test-runner';2import { __throwError } from 'storybook-test-runner';3export default {4};5export const Primary = () => {6 __throwError('Error message');7 return <Button>Primary</Button>;8};9import { __throwError } from 'storybook-test-runner';10import { __throwError } from 'storybook-test-runner';11describe('Button', () => {12 it('should throw error', () => {13 __throwError('Error message');14 });15});16In order to use __throwError method of storybook-test-runner , you need to import __throwError method from storybook-test-runner into your test file and call the method with the error message as

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Using AI Code Generation

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1import { __throwError } from 'storybook-test-runner'2describe('test', () => {3 it('should throw error', () => {4 __throwError('error message')5 })6})7import { __throwError } from 'storybook-test-runner'8describe('test', () => {9 it('should throw error', () => {10 __throwError('error message')11 })12})13import { __throwError } from 'storybook-test-runner'14describe('test', () => {15 it('should throw error', () => {16 __throwError('error message')17 })18})19import { __throwError } from 'storybook-test-runner'20describe('test', () => {21 it('should throw error', () => {22 __throwError('error message')23 })24})25import { __throwError } from 'storybook-test-runner'26describe('test', () => {27 it('should throw error', () => {28 __throwError('error message')29 })30})31import { __throwError } from 'storybook-test-runner'32describe('test', () => {33 it('should throw error', () => {34 __throwError('error message')35 })36})37import { __throwError } from 'storybook-test-runner'38describe('test', () => {39 it('should throw error', () => {40 __throwError('error message')41 })42})

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Using AI Code Generation

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1const { __throwError } = require('storybook-test-runner');2const { expect } = require('chai');3const { add } = require('./add');4describe('add', () => {5 it('should add two numbers', () => {6 const result = add(2, 3);7 expect(result).to.equal(5);8 });9 it('should throw an error if first argument is not a number', () => {10 __throwError(() => {11 add('2', 3);12 }, 'First argument must be a number');13 });14 it('should throw an error if second argument is not a number', () => {15 __throwError(() => {16 add(2, '3');17 }, 'Second argument must be a number');18 });19});20const add = (a, b) => {21 if (typeof a !== 'number') {22 throw new Error('First argument must be a number');23 }24 if (typeof b !== 'number') {25 throw new Error('Second argument must be a number');26 }27 return a + b;28};29module.exports = {30};31import { storiesOf } from '@storybook/react';32import { add } from '../add';33storiesOf('Add', module)34 .add('2 + 3', () => add(2, 3))35 .add('4 + 5', () => add(4, 5));36import { storiesOf } from '@storybook/react';37import { subtract } from '../subtract';38storiesOf('Subtract', module)39 .add('10 - 5', () => subtract(10, 5))40 .add('15 - 7', () => subtract(15, 7));

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Using AI Code Generation

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1import { __throwError } from 'storybook-test-runner';2export function test() {3 it('should throw an error', () => {4 __throwError('This is an error');5 });6}7import { __throwError } from 'storybook-test-runner';8export function test() {9 it('should throw an error', () => {10 __throwError('This is an error');11 });12}13import { __throwError } from 'storybook-test-runner';14export function test() {15 it('should throw an error', () => {16 __throwError('This is an error');17 });18}19import { __throwError } from 'storybook-test-runner';20export function test() {21 it('should throw an error', () => {22 __throwError('This is an error');23 });24}25import { __throwError } from 'storybook-test-runner';26export function test() {27 it('should throw an error', () => {28 __throwError('This is an error');29 });30}31import { __throwError } from 'storybook-test-runner';32export function test() {33 it('should throw an error', () => {34 __throwError('This is an error');35 });36}37import { __throwError } from 'storybook-test-runner';38export function test() {39 it('should throw an error', () => {40 __throwError('This is an error');41 });42}43import { __throwError } from 'storybook-test-runner';44export function test() {45 it('should throw an error', () => {46 __throwError('This is an error');47 });48}49import { __throwError } from 'storybook-test-runner

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Using AI Code Generation

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1import { __throwError } from 'storybook-test-runner';2export default {3};4export const withError = () => {5 __throwError(new Error('Error in story'));6};7import { __throwError } from 'storybook-test-runner';8export default {9};10export const withError = () => {11 __throwError(new Error('Error in story'));12};13import { __throwError } from 'storybook-test-runner';14export default {15};16export const withError = () => {17 __throwError(new Error('Error in story'));18};19import { __throwError } from 'storybook-test-runner';20export default {21};22export const withError = () => {23 __throwError(new Error('Error in story'));24};25import { __throwError } from 'storybook-test-runner';26export default {27};28export const withError = () => {29 __throwError(new Error('Error in story'));30};31import { __throwError } from 'storybook-test-runner';32export default {33};34export const withError = () => {35 __throwError(new Error('Error in story'));36};37import { __throwError } from 'storybook-test-runner';38export default {39};40export const withError = () => {41 __throwError(new Error('Error in story'));42};

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Using AI Code Generation

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1const { __throwError } = require("storybook-test-runner");2__throwError("Invalid input", "Input is not valid");3const { __throwError } = require("storybook-test-runner");4__throwError("Invalid input", "Input is not valid");5const { __throwError } = require("storybook-test-runner");6__throwError("Invalid input", "Input is not valid");7const { __throwError } = require("storybook-test-runner");8__throwError("Invalid input", "Input is not valid");9const { __throwError } = require("storybook-test-runner");10__throwError("Invalid input", "Input is not valid");11const { __throwError } = require("storybook-test-runner");12__throwError("Invalid input", "Input is not valid");13const { __throwError } = require("storybook-test-runner");14__throwError("Invalid input", "Input is not valid");15const { __throwError } = require("storybook-test-runner");16__throwError("Invalid input", "Input is not valid");17const { __throwError } = require("storybook-test-runner");18__throwError("Invalid input", "Input is not valid");19const { __throwError } = require("storybook-test-runner");20__throwError("Invalid input", "Input is not valid");21const { __throwError } = require("storybook-test-runner");22__throwError("Invalid input", "Input is not valid");

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Using AI Code Generation

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1import { __throwError } from 'storybook-test-runner';2 {3 test: () => {4 __throwError('error scenario');5 },6 },7];8import { __throwError } from 'storybook-test-runner';9 {10 test: () => {11 __throwError('error scenario');12 },13 },14];15import { __throwError } from 'storybook-test-runner';16 {17 test: () => {18 __throwError('error scenario');19 },20 },21];

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