How to use DummyContext method in storybook-root
Best JavaScript code snippet using storybook-root
AudioParam-test.js
Source:AudioParam-test.js 
1var assert = require('assert')2 , _ = require('underscore')3 , AudioParam = require('../build/AudioParam')4 , BLOCK_SIZE = require('../build/constants').BLOCK_SIZE5 , SAMPLE_RATE = 441006 , Ts = 1/SAMPLE_RATE7 , assertAllValuesEqual = require('./helpers')().assertAllValuesEqual8 , assertAllValuesApprox = require('./helpers')().assertAllValuesApprox9 , assertAllValuesFunc = require('./helpers')().assertAllValuesFunc10 , assertApproxEqual = require('./helpers')().assertApproxEqual11describe('AudioParam', function() {12 var dummyContext13 var untilTime = function(audioParam, until, testFunc) {14 var block15 while(audioParam.context.currentTime < until - 3*Ts/2) {16 block = audioParam._tick()17 testFunc(block, dummyContext.currentTime)18 assert.equal(audioParam.value, block.getChannelData(0)[BLOCK_SIZE - 1])19 dummyContext.currentTime += (Ts * BLOCK_SIZE)20 }21 }22 var untilVal = function(audioParam, until, testFunc) {23 var block24 , testUntil = audioParam.value < until ? function(a, b) { return a < b } : function(a, b) { return a < b }25 while(!block || testUntil(block.getChannelData(0)[BLOCK_SIZE - 1], until)) {26 block = audioParam._tick()27 testFunc(block, dummyContext.currentTime)28 assert.equal(audioParam.value, block.getChannelData(0)[BLOCK_SIZE - 1])29 dummyContext.currentTime += (Ts * BLOCK_SIZE)30 }31 }32 var assertValidBlock = function(block) {33 assert.equal(block.length, BLOCK_SIZE)34 assert.equal(block.numberOfChannels, 1)35 }36 beforeEach(function() {37 dummyContext = {currentTime: 0, sampleRate: SAMPLE_RATE}38 })39 it('should set the default value an make it readonly', function() {40 var audioParam = new AudioParam(dummyContext, 98)41 assert.equal(audioParam.defaultValue, 98)42 assert.equal(audioParam.value, 98)43 audioParam.defaultValue = 7744 })45 it('should throw an error if the defaultValue is not a number', function() {46 assert.throws(function() {47 new AudioParam(dummyContext, 'u')48 })49 })50 it('should remove all events when the value is set', function() {51 var audioParam = new AudioParam(dummyContext, 98)52 audioParam._schedule('bla', 9)53 assert.equal(audioParam._scheduled.length, 1)54 audioParam.value = 9955 assert.equal(audioParam._scheduled.length, 0)56 })57 it('should be initialized with constant dsp method', function() {58 var audioParam = new AudioParam(dummyContext, 44)59 , block60 block = audioParam._tick()61 assertValidBlock(block)62 assertAllValuesEqual(block.getChannelData(0), 44)63 block = audioParam._tick()64 assertValidBlock(block)65 assertAllValuesEqual(block.getChannelData(0), 44)66 })67 describe('_geometricSeries', function() {68 it('should progress as expected', function() {69 var audioParam = new AudioParam(dummyContext, 6)70 , iter = audioParam._geometricSeries(1, 2)71 assert.equal(iter(), 2)72 assert.equal(iter(), 4)73 assert.equal(iter(), 8)74 })75 })76 describe('_arithmeticSeries', function() {77 it('should progress as expected', function() {78 var audioParam = new AudioParam(dummyContext, 6)79 , iter = audioParam._arithmeticSeries(1, 2)80 assert.equal(iter(), 3)81 assert.equal(iter(), 5)82 assert.equal(iter(), 7)83 })84 })85 describe('value', function() {86 it('should go to constant value if there aren\'t automation events', function() {87 var audioParam = new AudioParam(dummyContext, 44)88 , block89 block = audioParam._tick()90 assertValidBlock(block)91 assertAllValuesEqual(block.getChannelData(0), 44)92 audioParam.value = 9993 block = audioParam._tick()94 assertValidBlock(block)95 assertAllValuesEqual(block.getChannelData(0), 99)96 })97 })98 describe('setValueAtTime', function() {99 it('should set the value at the time specified', function() {100 var audioParam = new AudioParam(dummyContext, 6)101 , block102 audioParam.setValueAtTime(55, 1)103 // t=0 -> t=~1 / 6104 assert.equal(audioParam.value, 6)105 untilTime(audioParam, 1, function(block) {106 assert.equal(block.length, BLOCK_SIZE)107 assert.equal(block.numberOfChannels, 1)108 assertAllValuesEqual(block.getChannelData(0), 6)109 })110 // t=1 / 55111 dummyContext.currentTime += Ts112 block = audioParam._tick()113 assert.equal(block.length, BLOCK_SIZE)114 assert.equal(block.numberOfChannels, 1)115 assertAllValuesEqual(block.getChannelData(0), 55)116 assert.equal(audioParam.value, 55)117 })118 })119 describe('linearRampToValueAtTime', function() {120 // v(t) = V0 + (V1 - V0) * ((t - T0) / (T1 - T0))121 it('should calculate the ramp for each sample if a-rate', function() {122 var audioParam = new AudioParam(dummyContext, 15, 'a')123 , block124 // Ramp t=0 -> t=1 // 15 -> 25125 audioParam.linearRampToValueAtTime(25, 1)126 assert.equal(audioParam.value, 15)127 untilTime(audioParam, 1, function(block, Tb) {128 assertValidBlock(block)129 assertAllValuesFunc(block.getChannelData(0), Tb, function(t) { return Math.min(15 + 10 * t, 25) })130 })131 // Ramp finished, back to constant132 assert.equal(audioParam._scheduled.length, 1)133 block = audioParam._tick()134 assertValidBlock(block)135 assertAllValuesEqual(block.getChannelData(0), 25)136 assert.equal(audioParam._scheduled.length, 0)137 assert.equal(audioParam.value, 25)138 // Ramp t=1 -> t=3 // 25 -> 20139 dummyContext.currentTime = 1140 audioParam.linearRampToValueAtTime(20, 3)141 untilTime(audioParam, 3, function(block, Tb) {142 assertValidBlock(block)143 assertAllValuesFunc(block.getChannelData(0), Tb, function(t) { return Math.max(25 + -5 * (t - 1) / 2, 20) })144 })145 // Ramp finished, back to constant146 assert.equal(audioParam._scheduled.length, 1)147 block = audioParam._tick()148 assertValidBlock(block)149 assertAllValuesEqual(block.getChannelData(0), 20)150 assert.equal(audioParam._scheduled.length, 0)151 assert.equal(audioParam.value, 20)152 })153 it('should calculate the ramp for whole block if k-rate', function() {154 var audioParam = new AudioParam(dummyContext, 15, 'k')155 , block156 // Ramp t=0 -> t=1 // 15 -> 25157 audioParam.linearRampToValueAtTime(25, 1)158 assert.equal(audioParam.value, 15)159 untilTime(audioParam, 1 - 3*Ts/2, function(block, Tb) {160 assertValidBlock(block)161 assertAllValuesApprox(block.getChannelData(0), 15 + 10 * Tb)162 })163 // Ramp finished, back to constant164 assert.equal(audioParam._scheduled.length, 1)165 block = audioParam._tick()166 assertValidBlock(block)167 assertAllValuesEqual(block.getChannelData(0), 25)168 assert.equal(audioParam._scheduled.length, 0)169 assert.equal(audioParam.value, 25)170 // Ramp t=1 -> t=3 // 25 -> 20171 dummyContext.currentTime = 1172 audioParam.linearRampToValueAtTime(20, 3)173 untilTime(audioParam, 3 - 3*Ts/2, function(block, Tb) {174 assertValidBlock(block)175 assertAllValuesApprox(block.getChannelData(0), 25 + -5 * (Tb - 1) / 2)176 })177 // Ramp finished, back to constant178 assert.equal(audioParam._scheduled.length, 1)179 block = audioParam._tick()180 assertValidBlock(block)181 assertAllValuesEqual(block.getChannelData(0), 20)182 assert.equal(audioParam._scheduled.length, 0)183 assert.equal(audioParam.value, 20)184 })185 })186 describe('exponentialRampToValueAtTime', function() {187 // v(t) = V0 * (V1 / V0) ^ ((t - T0) / (T1 - T0))188 it('should throw an error if value is <= 0', function() {189 var audioParam = new AudioParam(dummyContext, 15, 'a')190 assert.throws(function() {191 audioParam.exponentialRampToValueAtTime(-1, 9)192 })193 assert.throws(function() {194 audioParam.exponentialRampToValueAtTime(0, 1)195 })196 audioParam.value = -5197 assert.throws(function() {198 audioParam.exponentialRampToValueAtTime(10, 9)199 })200 })201 it('should calculate the ramp for each sample if a-rate', function() {202 var audioParam = new AudioParam(dummyContext, 1, 'a')203 , block204 // Ramp t=0 -> t=1 // 1 -> 2205 audioParam.exponentialRampToValueAtTime(2, 1)206 assert.equal(audioParam.value, 1)207 untilTime(audioParam, 1, function(block, Tb) {208 assertValidBlock(block)209 assertAllValuesFunc(block.getChannelData(0), Tb, function(t) { return Math.min(Math.pow(2, t), 2) })210 })211 // Ramp finished, back to constant212 assert.equal(audioParam._scheduled.length, 1)213 block = audioParam._tick()214 assertValidBlock(block)215 assertAllValuesEqual(block.getChannelData(0), 2)216 assert.equal(audioParam._scheduled.length, 0)217 assert.equal(audioParam.value, 2)218 // Ramp t=1 -> t=3 // 10 -> 5219 audioParam.value = 10220 dummyContext.currentTime = 1221 audioParam.exponentialRampToValueAtTime(5, 3)222 untilTime(audioParam, 3, function(block, Tb) {223 assertValidBlock(block)224 assertAllValuesFunc(block.getChannelData(0), Tb, function(t) { return Math.max(10 * Math.pow(0.5, (t - 1) / 2), 5) })225 })226 // Ramp finished, back to constant227 assert.equal(audioParam._scheduled.length, 1)228 block = audioParam._tick()229 assertValidBlock(block)230 assertAllValuesEqual(block.getChannelData(0), 5)231 assert.equal(audioParam._scheduled.length, 0)232 assert.equal(audioParam.value, 5)233 })234 it('should calculate the ramp for the whole block if k-rate', function() {235 var audioParam = new AudioParam(dummyContext, 1, 'k')236 , block237 // Ramp t=0 -> t=1 // 1 -> 2238 audioParam.exponentialRampToValueAtTime(2, 1)239 assert.equal(audioParam.value, 1)240 untilTime(audioParam, 1, function(block, Tb) {241 assertValidBlock(block)242 assertAllValuesApprox(block.getChannelData(0), Math.pow(2, Tb))243 })244 // Ramp finished, back to constant245 assert.equal(audioParam._scheduled.length, 1)246 block = audioParam._tick()247 assertValidBlock(block)248 assertAllValuesEqual(block.getChannelData(0), 2)249 assert.equal(audioParam._scheduled.length, 0)250 assert.equal(audioParam.value, 2)251 // Ramp t=1 -> t=3 // 10 -> 5252 audioParam.value = 10253 dummyContext.currentTime = 1254 audioParam.exponentialRampToValueAtTime(5, 3)255 untilTime(audioParam, 3, function(block, Tb) {256 assertValidBlock(block)257 assertAllValuesApprox(block.getChannelData(0), 10 * Math.pow(0.5, (Tb - 1) / 2))258 })259 // Ramp finished, back to constant260 assert.equal(audioParam._scheduled.length, 1)261 block = audioParam._tick()262 assertValidBlock(block)263 assertAllValuesEqual(block.getChannelData(0), 5)264 assert.equal(audioParam._scheduled.length, 0)265 assert.equal(audioParam.value, 5)266 })267 })268 describe('setTargetAtTime', function() {269 // V1 + (V0 - V1) * exp(-(t - T0) / timeConstant)270 it('should calculate the ramp for each sample if a-rate', function() {271 var audioParam = new AudioParam(dummyContext, 1, 'a')272 , block273 // t=0 -> t=1 // 1274 dummyContext.currentTime = 1275 // Ramp t=1 -> ... // 1 -> 2276 audioParam.setTargetAtTime(2, 1, 0.3)277 assert.equal(audioParam.value, 1)278 untilVal(audioParam, 2, function(block, Tb) {279 assertValidBlock(block)280 assertAllValuesFunc(block.getChannelData(0), Tb, function(t) { return Math.min(2 + -Math.exp(-(t - 1) / 0.3), 2) })281 })282 // Ramp finished, back to constant283 block = audioParam._tick()284 assertValidBlock(block)285 assertAllValuesEqual(block.getChannelData(0), 2)286 assert.equal(audioParam._scheduled.length, 0)287 assert.equal(audioParam.value, 2)288 // Ramp t=2 -> ... // 10 -> 5289 dummyContext.currentTime = 2290 audioParam.value = 10291 audioParam.setTargetAtTime(5, 2, 0.15)292 untilVal(audioParam, 5, function(block, Tb) {293 assertValidBlock(block)294 assertAllValuesFunc(block.getChannelData(0), Tb, function(t) { return Math.max(5 + 5 * Math.exp(-(t - 2) / 0.15), 5) })295 })296 })297 it('should calculate the ramp for the whole block if k-rate', function() {298 var audioParam = new AudioParam(dummyContext, 1, 'k')299 , block300 // t=0 -> t=1 // 1301 dummyContext.currentTime = 1302 // Ramp t=1 -> ... // 1 -> 2303 audioParam.setTargetAtTime(2, 1, 0.3)304 assert.equal(audioParam.value, 1)305 untilVal(audioParam, 2, function(block, Tb) {306 assertValidBlock(block)307 assertAllValuesApprox(block.getChannelData(0), 2 + -Math.exp(-(Tb - 1) / 0.3))308 })309 // Ramp finished, back to constant310 block = audioParam._tick()311 assertValidBlock(block)312 assertAllValuesEqual(block.getChannelData(0), 2)313 assert.equal(audioParam._scheduled.length, 0)314 assert.equal(audioParam.value, 2)315 // Ramp t=2 -> ... // 10 -> 5316 dummyContext.currentTime = 2317 audioParam.value = 10318 audioParam.setTargetAtTime(5, 2, 0.66)319 untilVal(audioParam, 5, function(block, Tb) {320 assertValidBlock(block)321 assertAllValuesApprox(block.getChannelData(0), 5 + 5 * Math.exp(-(Tb - 2) / 0.15))322 })323 })324 })325 describe('setValueCurveAtTime', function() {326 // V1 + (V0 - V1) * exp(-(t - T0) / timeConstant)327 it('should calculate the values for each sample if a-rate', function() {328 var audioParam = new AudioParam(dummyContext, 1, 'a')329 , t1 = 12800 / 10 * Ts330 , t2 = t1 + 12800 / 5 * Ts331 , t3 = t2 + 12800 / 5 * Ts332 , t4 = t3 + 12800 / 5 * Ts333 , t5 = t4 + (12800 / 10 + 12800 / 5) * Ts334 , block335 // Ramp t=0336 audioParam.setValueCurveAtTime([1, 2, 3, 4, 5], 0, 12800 * Ts)337 assert.equal(audioParam.value, 1)338 untilTime(audioParam, t1, function(block, Tb) {339 assertValidBlock(block)340 assertAllValuesEqual(block.getChannelData(0), 1)341 })342 untilTime(audioParam, t2, function(block, Tb) {343 assertValidBlock(block)344 assertAllValuesEqual(block.getChannelData(0), 2)345 })346 untilTime(audioParam, t3, function(block, Tb) {347 assertValidBlock(block)348 assertAllValuesEqual(block.getChannelData(0), 3)349 })350 untilTime(audioParam, t4, function(block, Tb) {351 assertValidBlock(block)352 assertAllValuesEqual(block.getChannelData(0), 4)353 })354 untilTime(audioParam, t5, function(block, Tb) {355 assertValidBlock(block)356 assertAllValuesEqual(block.getChannelData(0), 5)357 })358 // Ramp finished, back to constant359 block = audioParam._tick()360 assertValidBlock(block)361 assertAllValuesEqual(block.getChannelData(0), 5)362 assert.equal(audioParam._scheduled.length, 0)363 assert.equal(audioParam.value, 5)364 })365 it('should calculate the values for the whole block if k-rate', function() {366 var audioParam = new AudioParam(dummyContext, 1, 'k')367 , block368 // Ramp t=0369 audioParam.setValueCurveAtTime([1, 2, 3, 4, 5], 0, 10000 * Ts)370 assert.equal(audioParam.value, 1)371 untilTime(audioParam, 1000 * Ts, function(block, Tb) {372 assertValidBlock(block)373 assertAllValuesEqual(block.getChannelData(0), 1)374 })375 untilTime(audioParam, 3000 * Ts, function(block, Tb) {376 assertValidBlock(block)377 assertAllValuesEqual(block.getChannelData(0), 2)378 })379 untilTime(audioParam, 5000 * Ts, function(block, Tb) {380 assertValidBlock(block)381 assertAllValuesEqual(block.getChannelData(0), 3)382 })383 untilTime(audioParam, 7000 * Ts, function(block, Tb) {384 assertValidBlock(block)385 assertAllValuesEqual(block.getChannelData(0), 4)386 })387 untilTime(audioParam, 1000 * Ts, function(block, Tb) {388 assertValidBlock(block)389 assertAllValuesEqual(block.getChannelData(0), 5)390 })391 // Ramp finished, back to constant392 block = audioParam._tick()393 assertValidBlock(block)394 assertAllValuesEqual(block.getChannelData(0), 5)395 assert.equal(audioParam._scheduled.length, 0)396 assert.equal(audioParam.value, 5)397 })398 })399 describe('events sequence', function() {400 it('should start a ramp only after a setValue', function() {401 var audioParam = new AudioParam(dummyContext, -1, 'a')402 , block403 audioParam.setValueAtTime(0, 2)404 audioParam.linearRampToValueAtTime(1, 3)405 // expected:406 // t=0 -> t=2 / -1407 // t=2 / 0408 // t=2 -> t=3 / 0 -> 1409 untilTime(audioParam, 2, function(block) {410 assertValidBlock(block)411 assertAllValuesEqual(block.getChannelData(0), -1)412 })413 var T0 = audioParam.context.currentTime414 untilTime(audioParam, 3, function(block, Tb) {415 assertValidBlock(block)416 assertAllValuesFunc(block.getChannelData(0), Tb, function(t) { return Math.min((t - T0) / (3 - T0), 1) })417 })418 })419 })...
index.test.js
Source:index.test.js
1// @flow2import { InvalidArgumentError, ObjectNotFoundError } from 'errors';3import { dummyContentItemData as dummyData } from 'lib/testResources';4import * as m from '../../model';5import lib from '..';6describe(`convertContextToSuperContext`, (): void => {7 let dummyParagraph22: m.ParagraphContentItem;8 let dummyParagraph21: m.ParagraphContentItem;9 let dummyHeading2: m.HeadingContentItem;10 let dummyParagraph12: m.ParagraphContentItem;11 let dummyParagraph11: m.ParagraphContentItem;12 let dummyHeading1: m.HeadingContentItem;13 let dummyRoot: m.RootContentItem;14 let dummyContentItemsById: m.ContentItemsById;15 beforeEach((): void => {16 dummyParagraph22 = { ...dummyData.paragraphContentItem4 };17 dummyParagraph21 = { ...dummyData.paragraphContentItem3 };18 dummyHeading2 = {19 ...dummyData.headingContentItem2,20 subItemIds: [dummyParagraph21.id, dummyParagraph22.id],21 };22 dummyParagraph12 = { ...dummyData.paragraphContentItem2 };23 dummyParagraph11 = { ...dummyData.paragraphContentItem };24 dummyHeading1 = {25 ...dummyData.headingContentItem,26 subItemIds: [dummyParagraph11.id, dummyParagraph12.id],27 };28 dummyRoot = {29 ...dummyData.rootContentItem,30 subItemIds: [dummyHeading1.id, dummyHeading2.id],31 };32 dummyContentItemsById = {33 [dummyRoot.id]: dummyRoot,34 [dummyHeading1.id]: dummyHeading1,35 [dummyParagraph11.id]: dummyParagraph11,36 [dummyParagraph12.id]: dummyParagraph12,37 [dummyHeading2.id]: dummyHeading2,38 [dummyParagraph21.id]: dummyParagraph21,39 [dummyParagraph22.id]: dummyParagraph22,40 };41 });42 it(`returns the correct SuperContext, when the passed context is a SiblingContext`, (): void => {43 const dummyContext: m.SiblingContext = {44 contextType: m.contextTypes.SIBLING,45 contextItemId: dummyParagraph11.id,46 };47 const actualResult = lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);48 const expectedResult: m.ExtendedSuperContext = {49 contextType: m.contextTypes.SUPER,50 contextItemId: dummyHeading1.id,51 indexInSiblingItems: 1,52 siblingItemIds: dummyHeading1.subItemIds,53 };54 expect(actualResult).toStrictEqual(expectedResult);55 });56 it(`returns the correct SuperContext, when the passed context is a SiblingContext and indexInSiblingItemsShift is 0`, (): void => {57 const dummyContext: m.SiblingContext = {58 contextType: m.contextTypes.SIBLING,59 contextItemId: dummyParagraph12.id,60 indexInSiblingItemsShift: 0,61 };62 const actualResult = lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);63 const expectedResult: m.ExtendedSuperContext = {64 contextType: m.contextTypes.SUPER,65 contextItemId: dummyHeading1.id,66 indexInSiblingItems: 2,67 siblingItemIds: dummyHeading1.subItemIds,68 };69 expect(actualResult).toStrictEqual(expectedResult);70 });71 it(`returns the correct SuperContext, when the passed context is a SiblingContext and indexInSiblingItemsShift is a positive number different from 0`, (): void => {72 const dummyContext: m.SiblingContext = {73 contextType: m.contextTypes.SIBLING,74 contextItemId: dummyParagraph11.id,75 indexInSiblingItemsShift: 1,76 };77 const actualResult = lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);78 const expectedResult: m.ExtendedSuperContext = {79 contextType: m.contextTypes.SUPER,80 contextItemId: dummyHeading1.id,81 indexInSiblingItems: 2,82 siblingItemIds: dummyHeading1.subItemIds,83 };84 expect(actualResult).toStrictEqual(expectedResult);85 });86 it(`returns the correct SuperContext, when the passed context is a SiblingContext and indexInSiblingItemsShift is a negative number`, (): void => {87 const dummyContext: m.SiblingContext = {88 contextType: m.contextTypes.SIBLING,89 contextItemId: dummyParagraph12.id,90 indexInSiblingItemsShift: -2,91 };92 const actualResult = lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);93 const expectedResult: m.ExtendedSuperContext = {94 contextType: m.contextTypes.SUPER,95 contextItemId: dummyHeading1.id,96 indexInSiblingItems: 0,97 siblingItemIds: dummyHeading1.subItemIds,98 };99 expect(actualResult).toStrictEqual(expectedResult);100 });101 it(`returns the passed context unchanged, when the passed context already is a SuperContext`, (): void => {102 const dummyContext: m.SuperContext = {103 contextType: m.contextTypes.SUPER,104 contextItemId: dummyRoot.id,105 };106 const actualResult = lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);107 expect(actualResult).toBe(dummyContext);108 });109 it(`returns NULL, when the passed context is NULL`, (): void => {110 const actualResult = lib.convertContextToSuperContext(null, dummyContentItemsById);111 expect(actualResult).toBeNull();112 });113 it(`throws an ObjectNotFoundError, when the contentItem with id contextItemId could not be found`, (): void => {114 const dummyContext: m.SiblingContext = {115 contextType: m.contextTypes.SIBLING,116 contextItemId: 'DefinitelyNotValidId',117 };118 expect((): void => {119 lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);120 }).toThrow(ObjectNotFoundError);121 });122 it(`throws an InvalidArgumentError, when the calculated indexInSiblingItems is less than 0`, (): void => {123 const dummyContext: m.SiblingContext = {124 contextType: m.contextTypes.SIBLING,125 contextItemId: dummyParagraph12.id,126 indexInSiblingItemsShift: -3,127 };128 expect((): void => {129 lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);130 }).toThrow(InvalidArgumentError);131 });132 it(`throws an InvalidArgumentError, when the calculated indexInSiblingItems i greater than the length of the siblingItemIds array`, (): void => {133 const dummyContext: m.SiblingContext = {134 contextType: m.contextTypes.SIBLING,135 contextItemId: dummyParagraph12.id,136 indexInSiblingItemsShift: 1,137 };138 expect((): void => {139 lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);140 }).toThrow(InvalidArgumentError);141 });142 it(`throws an InvalidArgumentError, when the passed context is a SiblingContext and the contextItem does not have a superItem`, (): void => {143 const dummyContext: m.SiblingContext = {144 contextType: m.contextTypes.SIBLING,145 contextItemId: dummyRoot.id,146 };147 expect((): void => {148 lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);149 }).toThrow(InvalidArgumentError);150 });151 it(`throws an InvalidArgumentError, when the contextType is invalid`, (): void => {152 const dummyContext: any = {153 contextType: 'INVALID_CONTEXT_TYPE',154 contextItemId: dummyParagraph12.id,155 };156 expect((): void => {157 lib.convertContextToSuperContext(dummyContext, dummyContentItemsById);158 }).toThrow(InvalidArgumentError);159 });...
dummy_canvas.js
Source:dummy_canvas.js
1function DummyCanvas() {2 this._context = new DummyContext();3}4DummyCanvas.prototype.getContext = function() {5 return this._context;6};7function DummyContext() {8 this.fillColor = 'black';9}10DummyContext.prototype.fillRect = function(x, y, width, height) {11};12DummyContext.prototype.rect = function(x, y, width, height) {13};14DummyContext.prototype.clip = function() {15};16DummyContext.prototype.save = function() {17};18DummyContext.prototype.restore = function() {19};20DummyContext.prototype.scale = function(x, y) {21};...
Using AI Code Generation
1import React from 'react';2import { storiesOf } from '@storybook/react';3import { action } from '@storybook/addon-actions';4import { withDummyContext } from 'storybook-root-decorator';5import Button from './Button';6storiesOf('Button', module)7 .addDecorator(withDummyContext)8 .add('with text', () => (9 <Button onClick={action('clicked')}>Hello Button</Button>10 .add('with some emoji', () => (11 <Button onClick={action('clicked')}>😀 😎 👍 💯</Button>12 ));
Using AI Code Generation
1import {DummyContext} from 'storybook-root';2import React from 'react';3import {render} from 'react-dom';4import App from './App';5render(6 document.getElementById('root')7);8import React from 'react';9import {useDummyContext} from 'storybook-root';10export default function App() {11 const {dummy, setDummy} = useDummyContext();12 return (13 <p>{dummy}</p>14 <button onClick={() => setDummy(dummy + 1)}>Click Me</button>15 );16}17### `useDummyContext()`18MIT © [Michele Bertoli](
Using AI Code Generation
1import { DummyContext } from "storybook-root";2import { withDummyContext } from "storybook-root";3import { withDummyContext } from "storybook-root";4import { DummyContext } from "storybook-root";5import { withDummyContext } from "storybook-root";6import { withDummyContext } from "storybook-root";7import React from "react";8import { render } from "react-testing-library";9import { DummyContext } from "storybook-root";10const TestComponent = () => {11 const { dummyContext } = React.useContext(DummyContext);12 return <div>{dummyContext}</div>;13};14describe("TestComponent", () => {15 it("should render dummyContext", () => {16 const { getByText } = render(17 );18 expect(getByText("dummyContext")).toBeInTheDocument();19 });20});21import React from "react";22import { render } from "react-testing-library";23import { withDummyContext } from "storybook-root";24const TestComponent = ({ dummyContext }) => <div>{dummyContext}</div>;25const TestComponentWithDummyContext = withDummyContext(TestComponent);26describe("TestComponentWithDummyContext", () => {27 it("should render dummyContext", () => {28 const { getByText } = render(29 );30 expect(getByText("dummyContext")).toBeInTheDocument();31 });32});33import React from "react";34import { render } from "react-testing-library";35import { withDummyContext } from "storybook-root";36const TestComponent = ({ dummyContext }) => <div>{dummyContext}</div
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