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How to use container method in testing-library-react-hooks
Best JavaScript code snippet using testing-library-react-hooks
window.js
Source:window.js 
1/*!2 * Ext JS Library 3.2.23 * Copyright(c) 2006-2010 Ext JS, Inc.4 * licensing@extjs.com5 * http://www.extjs.com/license6 */7/**8 * Creates a window with 40 tabs, profiles initial rendering speed and resize rendering speed9 */10function addWindowPerformanceTest() {11 Ext.test.profiler.add({12 name : 'AnchorLayout',13 skipVersions: ['2.2.0', '3.1.0'],14 iterations: 1000,15 newWindow : true,16 beforeAll : function() {17 this.previousBuffer = Ext.Container.bufferResize;18 Ext.Container.bufferResize = false;19 },20 afterAll : function() {21 Ext.Container.bufferResize = this.previousBuffer;22 },23 execute : function() {24 this.win = new Ext.Viewport({25 layout: 'fit',26 items: [{27 xtype: 'container',28 layout: 'form',29 items: [{30 xtype: 'textfield',31 width: 10032 }, {33 xtype: 'textfield',34 anchor: '100%'35 },36 {37 xtype: 'textfield',38 anchor: '100%'39 },40 {41 xtype: 'textfield',42 anchor: '100%'43 },44 {45 xtype: 'textfield',46 anchor: '100%'47 },48 {49 xtype: 'textfield',50 anchor: '100%'51 },52 {53 xtype: 'textfield',54 anchor: '100%'55 },56 {57 xtype: 'textfield',58 anchor: '100%'59 },60 {61 xtype: 'textfield',62 anchor: '100%'63 },64 {65 xtype: 'textfield',66 anchor: '100%'67 },68 {69 xtype: 'textfield',70 anchor: '100%'71 },72 {73 xtype: 'textfield',74 anchor: '100%'75 },76 {77 xtype: 'textfield',78 anchor: '100%'79 },80 {81 xtype: 'textfield',82 anchor: '100%'83 },84 {85 xtype: 'textfield',86 anchor: '100%'87 },88 {89 xtype: 'textfield',90 anchor: '100%'91 },92 {93 xtype: 'textfield',94 anchor: '100%'95 },96 {97 xtype: 'textfield',98 anchor: '100%'99 },100 {101 xtype: 'textfield',102 anchor: '100%'103 },104 {105 xtype: 'textfield',106 anchor: '100%'107 },108 {109 xtype: 'textfield',110 anchor: '100%'111 },112 {113 xtype: 'textfield',114 width: 100115 }]116 }]117 });118 },119 afterEach: function() {120 this.win.destroy();121 }122 });123/*124 Ext.test.profiler.add({125 name : 'ColumnLayout',126 skipVersions: ['2.2.0'],127 iterations: 50,128 newWindow : true,129 beforeAll : function() {130 this.previousBuffer = Ext.Container.bufferResize;131 Ext.Container.bufferResize = false;132 },133 afterAll : function() {134 Ext.Container.bufferResize = this.previousBuffer;135 },136 execute : function() {137 this.win = new Ext.Viewport({138 layout: 'fit',139 items: [{140 xtype: 'container',141 layout: 'column',142 defaults: {143 height: 30144 },145 items: [{146 xtype: 'container',147 width: 100148 }, {149 xtype: 'container',150 columnWidth: .05151 },152 {153 xtype: 'container',154 columnWidth: .05155 },156 {157 xtype: 'container',158 columnWidth: .05159 },160 {161 xtype: 'container',162 columnWidth: .05163 },164 {165 xtype: 'container',166 columnWidth: .05167 },168 {169 xtype: 'container',170 columnWidth: .05171 },172 {173 xtype: 'container',174 columnWidth: .05175 },176 {177 xtype: 'container',178 columnWidth: .05179 },180 {181 xtype: 'container',182 columnWidth: .05183 },184 {185 xtype: 'container',186 columnWidth: .05187 },188 {189 xtype: 'container',190 columnWidth: .05191 },192 {193 xtype: 'container',194 columnWidth: .05195 },196 {197 xtype: 'container',198 columnWidth: .05199 },200 {201 xtype: 'container',202 columnWidth: .05203 },204 {205 xtype: 'container',206 columnWidth: .05207 },208 {209 xtype: 'container',210 columnWidth: .05211 },212 {213 xtype: 'container',214 columnWidth: .05215 },216 {217 xtype: 'container',218 columnWidth: .05219 },220 {221 xtype: 'container',222 columnWidth: .05223 },224 {225 xtype: 'container',226 columnWidth: .05227 },228 {229 xtype: 'container',230 width: 100231 }]232 }]233 });234 },235 afterEach: function() {236 this.win.destroy();237 }238 });239 Ext.test.profiler.add({240 name : 'HBoxLayout',241 skipVersions: ['2.2.0'],242 iterations: 50,243 newWindow : true,244 beforeAll : function() {245 this.previousBuffer = Ext.Container.bufferResize;246 Ext.Container.bufferResize = false;247 },248 afterAll : function() {249 Ext.Container.bufferResize = this.previousBuffer;250 },251 execute : function() {252 this.win = new Ext.Viewport({253 layout: 'fit',254 items: [{255 xtype: 'container',256 layout: 'hbox',257 layoutConfig: {258 align: 'stretch'259 },260 items: [{261 xtype: 'container',262 width: 100263 }, {264 xtype: 'container',265 flex: 1266 },267 {268 xtype: 'container',269 flex: 2270 },271 {272 xtype: 'container',273 flex: 3274 },275 {276 xtype: 'container',277 flex: 1278 },279 {280 xtype: 'container',281 flex: 2282 },283 {284 xtype: 'container',285 flex: 3286 },287 {288 xtype: 'container',289 flex: 1290 },291 {292 xtype: 'container',293 flex: 2294 },295 {296 xtype: 'container',297 flex: 3298 },299 {300 xtype: 'container',301 flex: 1302 },303 {304 xtype: 'container',305 flex: 2306 },307 {308 xtype: 'container',309 flex: 3310 },311 {312 xtype: 'container',313 flex: 1314 },315 {316 xtype: 'container',317 flex: 2318 },319 {320 xtype: 'container',321 flex: 3322 },323 {324 xtype: 'container',325 flex: 1326 },327 {328 xtype: 'container',329 flex: 2330 },331 {332 xtype: 'container',333 flex: 3334 },335 {336 xtype: 'container',337 flex: 1338 },339 {340 xtype: 'container',341 flex: 2342 },343 {344 xtype: 'container',345 flex: 3346 },347 {348 xtype: 'container',349 flex: 1350 },351 {352 xtype: 'container',353 flex: 2354 },355 {356 xtype: 'container',357 flex: 3358 },359 {360 xtype: 'container',361 flex: 1362 },363 {364 xtype: 'container',365 flex: 2366 },367 {368 xtype: 'container',369 flex: 3370 },371 {372 xtype: 'container',373 flex: 1374 },375 {376 xtype: 'container',377 flex: 2378 },379 {380 xtype: 'container',381 flex: 3382 },383 {384 xtype: 'container',385 flex: 1386 },387 {388 xtype: 'container',389 flex: 2390 },391 {392 xtype: 'container',393 flex: 3394 },395 {396 xtype: 'container',397 flex: 1398 },399 {400 xtype: 'container',401 flex: 2402 },403 {404 xtype: 'container',405 flex: 3406 },407 {408 xtype: 'container',409 flex: 1410 },411 {412 xtype: 'container',413 flex: 2414 },415 {416 xtype: 'container',417 flex: 3418 },419 {420 xtype: 'container',421 flex: 1422 },423 {424 xtype: 'container',425 flex: 2426 },427 {428 xtype: 'container',429 flex: 3430 },431 {432 xtype: 'container',433 flex: 1434 },435 {436 xtype: 'container',437 flex: 2438 },439 {440 xtype: 'container',441 flex: 3442 },443 {444 xtype: 'container',445 flex: 1446 },447 {448 xtype: 'container',449 flex: 2450 },451 {452 xtype: 'container',453 flex: 3454 },455 {456 xtype: 'container',457 width: 100458 }]459 }]460 });461 } ,462 afterEach: function() {463 this.win.destroy();464 }465 });466*/467};468if (typeof Ext != 'undefined' && typeof Ext.test != 'undefined') {469 addWindowPerformanceTest();470} else {471 Ext.onReady(addWindowPerformanceTest);...
manualSpec.js
Source:manualSpec.js
...67 if (container == null) {68 container = this.document.createElement('div');69 container.setAttribute('id', this.userControlsContainerID);70 container.setAttribute('class', 'userControlsContainer');71 this.container().appendChild(container);72 }73 return container;74 };75 instance.goalsContainer = function () {76 if (this.goalsContainerId == null) {77 this.goalsContainerId = this.nextId()78 }79 var container = this.document.getElementById(this.goalsContainerId);80 if (container == null) {81 container = this.document.createElement('div');82 container.setAttribute('id', this.goalsContainerId);83 container.setAttribute('class', "goalsContainer");84 this.container().appendChild(container);85 this.setContainerTitle(container, "Goals");86 }87 return container;88 };89 instance.preconditionsContainer = function () {90 if (this.preconditionsContainerID == null) {91 this.preconditionsContainerID = this.nextId()92 }93 var container = this.document.getElementById(this.preconditionsContainerID);94 if (container == null) {95 container = this.document.createElement('div');96 container.setAttribute('id', this.preconditionsContainerID);97 container.setAttribute('class', "preconditionsContainer");98 this.container().appendChild(container);99 this.setContainerTitle(container, "Preconditions");100 }101 return container;102 };103 instance.stepsContainer = function () {104 if (this.stepsContainerID == null) {105 this.stepsContainerID = this.nextId()106 }107 var container = this.document.getElementById(this.stepsContainerID);108 if (container == null) {109 container = this.document.createElement('div');110 container.setAttribute('id', this.stepsContainerID);111 container.setAttribute('class', "stepsContainer");112 this.container().appendChild(container);113 this.setContainerTitle(container, "Steps");114 }115 return container;116 };117 instance.expectationsContainer = function () {118 if (this.expectationsContainerID == null) {119 this.expectationsContainerID = this.nextId()120 }121 var container = this.document.getElementById(this.expectationsContainerID);122 if (container == null) {123 container = this.document.createElement('div');124 container.setAttribute('id', this.expectationsContainerID);125 container.setAttribute('class', "expectationsContainer");126 this.container().appendChild(container);127 this.setContainerTitle(container, "Expectations");128 }129 return container;130 };131 instance.resultsContainer = function () {132 if (this.resultsContainerID == null) {133 this.resultsContainerID = this.nextId()134 }135 var container = this.document.getElementById(this.resultsContainerID);136 if (container == null) {137 container = this.document.createElement('div');138 container.setAttribute('id', this.resultsContainerID);139 container.setAttribute('class', "resultsContainer");140 this.container().insertBefore(container, this.userControlsContainer());141 this.setContainerTitle(container, "Results");142 }143 return container;144 };145 instance.hasGoals = function () {146 return this.goals.length != 0;147 }148 instance.hasPreconditions = function () {149 return this.preconditions.length != 0;150 }151 instance.hasSteps = function () {152 return this.steps.length != 0;153 }154 instance.hasExpectations = function () {155 return this.expectations.length != 0;156 }157 instance.displayGoals = function () {158 var list = this.document.createElement('ol');159 this.goals.forEach(function (each) {160 var item = this.document.createElement('li');161 var value = this.document.createTextNode(each);162 item.appendChild(value);163 list.appendChild(item);164 });165 this.goalsContainer().appendChild(list);166 };167 instance.displayPreconditions = function () {168 var list = this.document.createElement('ol');169 this.preconditions.forEach(function (each) {170 var item = this.document.createElement('li');171 var value = this.document.createTextNode(each);172 item.appendChild(value);173 list.appendChild(item);174 });175 this.preconditionsContainer().appendChild(list);176 };177 instance.displaySteps = function () {178 var list = this.document.createElement('ol');179 this.steps.forEach(function (each) {180 var item = this.document.createElement('li');181 var value = this.document.createTextNode(each);182 item.appendChild(value);183 list.appendChild(item);184 });185 this.stepsContainer().appendChild(list);186 };187 instance.displayExpectations = function () {188 var list = this.document.createElement('ul');189 this.expectations.forEach(function (each) {190 var item = this.document.createElement('li');191 var value = this.document.createTextNode(each);192 item.appendChild(value);193 list.appendChild(item);194 });195 this.expectationsContainer().appendChild(list);196 };197 instance.displayResults = function () {198 var list = this.document.createElement('ul');199 this.results.forEach(function (each) {200 var item = this.document.createElement('li');201 var value = this.document.createTextNode(each.key + ' = ' + each.value);202 item.appendChild(value);203 list.appendChild(item);204 });205 this.resultsContainer().appendChild(list);206 };207 instance.specName = function () {208 return jasmine.getEnv().currentSpec.description;209 };210 instance.displayTitle = function () {211 var title = this.document.createElement('div');212 title.setAttribute("class", "specTitle");213 title.appendChild(this.document.createTextNode(this.specName()));214 this.container().appendChild(title);215 };216 instance.displayScenario = function () {217 this.displayTitle();218 if (this.hasGoals()) {219 this.displayGoals();220 }221 if (this.hasPreconditions()) {222 this.displayPreconditions();223 }224 if (this.hasSteps()) {225 this.displaySteps();226 }227 if (this.hasExpectations()) {228 this.displayExpectations();229 }230 };231 instance.waitForButtonPressing = function (aString) {232 this.userControlsContainer().innerHTML = "";233 var button = this.document.createElement("button");234 button.appendChild(this.document.createTextNode(aString));235 var flag = false;236 var timeoutID = setTimeout(function () {237 flag = true238 }, this.userActionTimeout);239 var that = this;240 button.onclick = function () {241 clearTimeout(timeoutID);242 that.userControlsContainer().removeChild(button);243 flag = true;244 };245 this.userControlsContainer().appendChild(button);246 waitsFor(function () {247 return flag;248 }, "User action timeout", this.waitsForTimeout)249 };250 instance.waitForResponse = function () {251 var timeoutID;252 var that = this;253 function finishSpec(result) {254 clearTimeout(timeoutID);255 var expectationResult = new jasmine.ExpectationResult({256 passed: result,257 message: "Test failed"258 });259 this.jasmine.getEnv().currentSpec.addMatcherResult(expectationResult);260 flag = true;261 that.body().removeChild(that.container());262 }263 this.userControlsContainer().innerHTML = "";264 var button = this.document.createElement("button");265 button.setAttribute("class", "passedButton");266 button.onclick = function () {267 finishSpec(true);268 };269 button.appendChild(this.document.createTextNode("Passed"));270 this.userControlsContainer().appendChild(button);271 button = this.document.createElement("button");272 button.setAttribute("class", "failedButton");273 button.onclick = function () {274 finishSpec(false)275 };...
periodicjs.reactapp.js
Source:periodicjs.reactapp.js
1'use strict';2module.exports = {3 'periodicjs_ext_reactapp': {4 'manifests': [5 '/content/container/decision-engine-service-container/views/account',6 '/content/container/decision-engine-service-container/views/auth',7 '/content/container/decision-engine-service-container/views/companysettings',8 '/content/container/decision-engine-service-container/views/home',9 '/content/container/decision-engine-service-container/views/decision/shared',10 '/content/container/decision-engine-service-container/views/decision/modals',11 '/content/container/decision-engine-service-container/views/decision/manifests/strategy',12 '/content/container/decision-engine-service-container/views/decision/manifests/strategy/segment',13 '/content/container/decision-engine-service-container/views/decision/manifests/variable',14 '/content/container/decision-engine-service-container/views/decision/manifests/activation',15 '/content/container/decision-engine-service-container/views/decision/manifests/processing',16 '/content/container/decision-engine-service-container/views/decision/manifests/processing/batch',17 '/content/container/decision-engine-service-container/views/decision/manifests/processing/individual',18 '/content/container/decision-engine-service-container/views/decision/shared/manifests',19 '/content/container/decision-engine-service-container/views/modals',20 '/content/container/decision-engine-service-container/views/nullroutes',21 '/content/container/decision-engine-service-container/views/simulation',22 '/content/container/decision-engine-service-container/views/simulation/individual',23 '/content/container/decision-engine-service-container/views/simulation/batch',24 '/content/container/decision-engine-service-container/views/ml',25 '/content/container/decision-engine-service-container/views/ml/training',26 '/content/container/decision-engine-service-container/views/ml/individual',27 '/content/container/decision-engine-service-container/views/ml/batch',28 '/content/container/decision-engine-service-container/views/optimization',29 '/content/container/decision-engine-service-container/views/optimization/ml',30 '/content/container/decision-engine-service-container/views/optimization/ml/batch',31 '/content/container/decision-engine-service-container/views/optimization/ml/individual',32 '/content/container/decision-engine-service-container/views/optimization/ocr',33 '/content/container/decision-engine-service-container/views/optimization/modals',34 '/content/container/decision-engine-service-container/views/ocr/modals',35 '/content/container/decision-engine-service-container/views/ocr/manifests/batch',36 '/content/container/decision-engine-service-container/views/ocr/manifests/individual',37 '/content/container/decision-engine-service-container/views/ocr/manifests/templates',38 '/content/container/decision-engine-service-container/views/integration',39 '/content/container/decision-engine-service-container/views/los',40 '/content/container/decision-engine-service-container/views/los/applications',41 '/content/container/decision-engine-service-container/views/los/customers',42 '/content/container/decision-engine-service-container/views/los/customers/company',43 '/content/container/decision-engine-service-container/views/los/customers/people',44 // '/content/container/decision-engine-service-container/views/los/emails',45 '/content/container/decision-engine-service-container/views/los/tasks',46 '/content/container/decision-engine-service-container/views/los/reporting',47 '/content/container/decision-engine-service-container/views/los/taskbots',48 '/content/container/decision-engine-service-container/views/los/others',49 '/content/container/decision-engine-service-container/views/los/modals',50 '/content/container/decision-engine-service-container/views/los/intermediaries',51 ],52 'unauthenticated_manifests': [53 '/content/container/decision-engine-service-container/views/public/home',54 '/content/container/decision-engine-service-container/views/unauthenticated',55 ],56 'components': {57 'login': '/content/container/decision-engine-service-container/views/auth/login.manifest.js',58 'main': {59 'footer': '/content/container/decision-engine-service-container/views/shared/footer.manifest.js',60 },61 'error': {62 '404': '/content/container/decision-engine-service-container/views/error/404.manifest.js',63 '500': '/content/container/decision-engine-service-container/views/error/500.manifest.js',64 },65 },66 },...
deprecated.js
Source:deprecated.js
1import classnames from 'classnames';2import Container_1_4_23 from './1.4.23/components/container';3import Container_2_3_0 from './2.3.0/components/container';4const {5 InnerBlocks6} = wp.blockEditor;7// Version 2_3_0 attributes8export const Container_2_3_0_attr = {9 containerPaddingTop: {10 type: 'number'11 },12 containerPaddingRight: {13 type: 'number'14 },15 containerPaddingBottom: {16 type: 'number'17 },18 containerPaddingLeft: {19 type: 'number'20 },21 containerMarginTop: {22 type: 'number'23 },24 containerMarginBottom: {25 type: 'number'26 },27 containerWidth: {28 type: 'string'29 },30 containerMaxWidth: {31 type: 'number',32 default: 160033 },34 containerBackgroundColor: {35 type: 'string'36 },37 containerImgURL: {38 type: 'string',39 source: 'attribute',40 attribute: 'src',41 selector: 'img'42 },43 containerImgID: {44 type: 'number'45 },46 containerImgAlt: {47 type: 'string',48 source: 'attribute',49 attribute: 'alt',50 selector: 'img'51 },52 containerDimRatio: {53 type: 'number',54 default: 5055 }56};57// Version 1_4_22 attributes58export const Container_1_4_23_attr = {59 containerPaddingTop: {60 type: 'number',61 default: 062 },63 containerPaddingRight: {64 type: 'number',65 default: 066 },67 containerPaddingBottom: {68 type: 'number',69 default: 070 },71 containerPaddingLeft: {72 type: 'number',73 default: 074 },75 containerMarginTop: {76 type: 'number',77 default: 078 },79 containerMarginBottom: {80 type: 'number',81 default: 082 },83 containerWidth: {84 type: 'string',85 default: 'center'86 },87 containerMaxWidth: {88 type: 'number',89 default: 160090 },91 containerBackgroundColor: {92 type: 'string',93 default: '#fff'94 },95 containerImgURL: {96 type: 'string',97 source: 'attribute',98 attribute: 'src',99 selector: 'img'100 },101 containerImgID: {102 type: 'number'103 },104 containerImgAlt: {105 type: 'string',106 source: 'attribute',107 attribute: 'alt',108 selector: 'img'109 },110 containerDimRatio: {111 type: 'number',112 default: 50113 }114};115// Version 2_3_0 save116export const Container_2_3_0_save = props => {117 return (118 <Container_2_3_0 { ...props }>119 <InnerBlocks.Content />120 </Container_2_3_0>121 );122};123// Version 1_4_22 save124export const Container_1_4_23_save = props => {125 const {126 containerMaxWidth,127 containerImgURL,128 containerImgAlt,129 containerDimRatio130 } = props.attributes;131 return (132 <Container_1_4_23 { ...props }>133 <div className="ab-container-inside">134 { containerImgURL && !! containerImgURL.length && (135 <div className="ab-container-image-wrap">136 <img137 className={ classnames(138 'ab-container-image',139 dimRatioToClass( containerDimRatio ),140 {141 'has-background-dim': 0 !== containerDimRatio142 }143 ) }144 src={ containerImgURL }145 alt={ containerImgAlt }146 />147 </div>148 ) }149 <div150 className="ab-container-content"151 style={ {152 maxWidth: `${containerMaxWidth}px`153 } }154 >155 <InnerBlocks.Content />156 </div>157 </div>158 </Container_1_4_23>159 );160};161function dimRatioToClass( ratio ) {162 return ( 0 === ratio || 50 === ratio ) ?163 null :164 'has-background-dim-' + ( 10 * Math.round( ratio / 10 ) );165}166// Build deprecated list167const deprecated = [168 // Version 2_3_0169 {170 attributes: Container_2_3_0_attr,171 save: Container_2_3_0_save172 },173 // Version 1_4_23174 {175 attributes: Container_1_4_23_attr,176 save: Container_1_4_23_save177 }178];...
Using AI Code Generation
1import { renderHook } from '@testing-library/react-hooks'2import { useCounter } from './useCounter'3test('useCounter', () => {4 const { result } = renderHook(() => useCounter())5 expect(result.current.count).toBe(0)6 act(() => result.current.increment())7 expect(result.current.count).toBe(1)8 act(() => result.current.decrement())9 expect(result.current.count).toBe(0)10})11import { useState } from 'react'12export function useCounter() {13 const [count, setCount] = useState(0)14 const increment = () => setCount((c) => c + 1)15 const decrement = () => setCount((c) => c - 1)16 return { count, increment, decrement }17}
Using AI Code Generation
1import React from 'react';2import { renderHook, act } from '@testing-library/react-hooks';3import useCounter from './useCounter';4describe('useCounter', () => {5 it('should increment counter', () => {6 const { result } = renderHook(() => useCounter());7 act(() => {8 result.current.increment();9 });10 expect(result.current.count).toBe(1);11 });12});13import { useState } from 'react';14const useCounter = () => {15 const [count, setCount] = useState(0);16 const increment = () => setCount(count + 1);17 return { count, increment };18};19export default useCounter;
Using AI Code Generation
1import React from 'react';2import { renderHook } from '@testing-library/react-hooks';3import { useCounter } from './useCounter';4test('should increment counter', () => {5 const { result, container } = renderHook(() => useCounter());6 const { getByText } = container;7 const { increment } = result.current;8 expect(getByText('0')).toBeInTheDocument();9 increment();10 expect(getByText('1')).toBeInTheDocument();11});12import React from 'react';13import { renderHook } from '@testing-library/react-hooks';14import { useCounter } from './useCounter';15test('should increment counter', () => {16 const { result, container } = renderHook(() => useCounter());17 const { getByText } = container;18 const { increment } = result.current;19 expect(getByText('0')).toBeInTheDocument();20 increment();21 expect(getByText('1')).toBeInTheDocument();22});23import React from 'react';24import { renderHook } from '@testing-library/react-hooks';25import { useCounter } from './useCounter';26test('should increment counter', () => {27 const { result, container } = renderHook(() => useCounter());28 const { getByText } = container;29 const { increment } = result.current;30 expect(getByText('0')).toBeInTheDocument();31 increment();32 expect(getByText('1')).toBeInTheDocument();33});34import React from 'react';35import { renderHook } from '@testing-library/react-hooks';36import { useCounter } from './useCounter';37test('should increment counter', () => {38 const { result, container } = renderHook(() => useCounter());39 const { getByText } = container;40 const { increment } = result.current;41 expect(getByText('0')).toBeInTheDocument();42 increment();43 expect(getByText('1')).toBeInTheDocument();44});
Using AI Code Generation
1import { renderHook, act } from '@testing-library/react-hooks';2import { useCounter } from './useCounter';3describe('useCounter', () => {4 it('should return the initial state', () => {5 const { result } = renderHook(() => useCounter());6 expect(result.current.count).toBe(0);7 });8 it('should increment the counter', () => {9 const { result } = renderHook(() => useCounter());10 expect(result.current.count).toBe(0);11 act(() => {12 result.current.increment();13 });14 expect(result.current.count).toBe(1);15 });16 it('should decrement the counter', () => {17 const { result } = renderHook(() => useCounter());18 expect(result.current.count).toBe(0);19 act(() => {20 result.current.decrement();21 });22 expect(result.current.count).toBe(-1);23 });24 it('should reset the counter', () => {25 const { result } = renderHook(() => useCounter());26 expect(result.current.count).toBe(0);27 act(() => {28 result.current.increment();29 });30 expect(result.current.count).toBe(1);31 act(() => {32 result.current.reset();33 });34 expect(result.current.count).toBe(0);35 });36});37import { useState } from 'react';38export const useCounter = (initialState = 0) => {39 const [count, setCount] = useState(initialState);40 const increment = () => {
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