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How to use CounterStepContext method in testing-library-react-hooks

Best JavaScript code snippet using testing-library-react-hooks

userCounter.js

Source:userCounter.js

1import React, {useCallback, useContext, useState} from 'react';2const CounterStepContext = React.createContext(1);3// eslint-disable-next-line react/prop-types4export const CounterStepProvider = ({step, children}) => (5		// eslint-disable-next-line react/jsx-filename-extension6		<CounterStepContext.Provider value={step}>{children}</CounterStepContext.Provider>7);8export function useCounter(initialValue = 0) {9	const [count, setCount] = useState(initialValue);10	const reset = useCallback(() => setCount(initialValue), [initialValue]);11	const increment = useCallback(() => setCount((x) => x + 1), []);12	const incrementAsync = useCallback(() => setTimeout(increment, 100), [increment]);13	const decrement = useCallback(() => setCount(count - 1), [count]);14	if (count > 9000) {15		throw Error("It's over 9000!");16	}17	return {18		count, reset, increment, incrementAsync, decrement,19	};20}21export function useCounterWithContext(initialValue = 0) {22	const [count, setCount] = useState(initialValue);23	const step = useContext(CounterStepContext);24	const reset = useCallback(() => setCount(initialValue), [initialValue]);25	const increment = useCallback(() => setCount((x) => x + step), [step]);26	const decrement = useCallback(() => setCount(count - step), [count, step]);27	return {28		count, reset, increment, decrement,29	};...

useCounterInContext.js

Source:useCounterInContext.js

1import React, { useCallback, useContext, useState } from 'react';2const CounterStepContext = React.createContext(1);3export const CounterStepProvider = ({ step, children }) => (4  <CounterStepContext.Provider value={step}>5    {children}6  </CounterStepContext.Provider>7);8export const useCounter = (initialValue = 0) => {9  const [count, setCount] = useState(initialValue);10  const step = useContext(CounterStepContext);11  const increment = useCallback(() => {12    setCount((x) => x + step);13  }, [step]);14  const incrementAsync = useCallback(() => {15    setTimeout(increment, 100);16  }, [increment]);17  const reset = useCallback(() => {18    setCount(initialValue);19  }, [initialValue]);20  return {21    count,22    increment,23    incrementAsync,24    reset,25  };...

useCounter.js

Source:useCounter.js

1import { useState, useCallback, createContext, useContext } from "react";2const CounterStepContext = createContext(1);3export const CounterStepProvider = ({ step, children }) => (4  <CounterStepContext.Provider value={step}>5    {children}6  </CounterStepContext.Provider>7);8const useCounter = (initialValue = 0) => {9  const [count, setCount] = useState(initialValue);10  const step = useContext(CounterStepContext);11  const increment = useCallback(() => setCount((x) => x + step), [step]);12  const incrementAsync = useCallback(13    () => setTimeout(increment, 100),14    [increment]15  );16  const reset = useCallback(() => setCount(initialValue), [initialValue]);17  return { count, increment, incrementAsync, reset };18};...

Using AI Code Generation

1import { renderHook } from '@testing-library/react-hooks';2import { useCounter } from './useCounter';3describe('useCounter', () => {4  it('should increment counter', () => {5    const { result } = renderHook(() => useCounter());6    expect(result.current.count).toBe(0);7    result.current.increment();8    expect(result.current.count).toBe(1);9  });10});11import { useState } from 'react';12export const useCounter = () => {13  const [count, setCount] = useState(0);14  const increment = () => setCount(count + 1);15  return {16  };17};

Using AI Code Generation

1import { renderHook } from '@testing-library/react-hooks';2import { useCounter } from './useCounter';3it('should increment counter', () => {4  const { result } = renderHook(() => useCounter());5  expect(result.current.count).toBe(0);6  result.current.increment();7  expect(result.current.count).toBe(1);8});9import { useState } from 'react';10export const useCounter = () => {11  const [count, setCount] = useState(0);12  const increment = () => setCount(count + 1);13  return { count, increment };14};15import { renderHook, act } from '@testing-library/react-hooks';16import { useCounter } from './useCounter';17it('should increment counter', () => {18  const { result } = renderHook(() => useCounter());19  expect(result.current.count).toBe(0);20  act(() => result.current.increment());21  expect(result.current.count).toBe(1);22});23import { useState } from 'react';24export const useCounter = () => {25  const [count, setCount] = useState(0);26  const increment = () => setCount(count + 1);27  return { count, increment };28};29import { renderHook, act } from '@testing-library/react-hooks';30import { useCounter } from './useCounter';31it('should increment counter', () => {32  const { result } = renderHook(() => useCounter());33  expect(result.current.count).toBe(0);34  act(() => result.current.increment());35  expect(result.current.count).toBe(1);36});37import { useState } from 'react';38export const useCounter = () => {39  const [count, setCount] = useState(0);40  const increment = () => setCount(count + 1);41  return { count, increment };42};43import { renderHook, act } from '@testing-library/react-hooks';44import { useCounter } from './useCounter';45it('should increment counter', () => {46  const { result } = renderHook(() => useCounter

Using AI Code Generation

1import { renderHook, act } from '@testing-library/react-hooks';2import { useCounter } from './useCounter';3describe('useCounter', () => {4  it('should increment counter', () => {5    const { result } = renderHook(() => useCounter());6    act(() => {7      result.current.increment();8    });9    expect(result.current.count).toBe(1);10  });11});12import { renderHook, act } from '@testing-library/react-hooks';13import { useCounter } from './useCounter';14describe('useCounter', () => {15  it('should increment counter', () => {16    const { result } = renderHook(() => useCounter());17    act(() => {18      result.current.increment();19    });20    expect(result.current.count).toBe(1);21  });22});23import { renderHook, act } from '@testing-library/react-hooks';24import { useCounter } from './useCounter';25describe('useCounter', () => {26  it('should increment counter', () => {27    const { result } = renderHook(() => useCounter());28    act(() => {29      result.current.increment();30    });31    expect(result.current.count).toBe(1);32  });33});34import { renderHook, act } from '@testing-library/react-hooks';35import { useCounter } from './useCounter';36describe('useCounter', () => {37  it('should increment counter', () => {38    const { result } = renderHook(() => useCounter());39    act(() => {40      result.current.increment();41    });42    expect(result.current.count).toBe(1);43  });44});45import { renderHook, act } from '@testing-library/react-hooks';46import { useCounter } from './useCounter';47describe('useCounter', () => {48  it('should increment counter', () => {49    const { result } = renderHook(() => useCounter());50    act(() => {51      result.current.increment();52    });53    expect(result.current.count).toBe(1);54  });55});

Using AI Code Generation

1import { renderHook } from "@testing-library/react-hooks";2import { useCounter } from "../useCounter";3describe("useCounter", () => {4  it("should increment counter", () => {5    const { result } = renderHook(() => useCounter());6    expect(result.current.count).toBe(0);7    result.current.increment();8    expect(result.current.count).toBe(1);9  });10});11import { useState } from "react";12export const useCounter = () => {13  const [count, setCount] = useState(0);14  const increment = () => setCount((prevCount) => prevCount + 1);15  return { count, increment };16};17import { renderHook } from "@testing-library/react-hooks";18import { useCounter } from "../useCounter";19import userEvent from "@testing-library/user-event";20describe("useCounter", () => {21  it("should increment counter", () => {22    const { result } = renderHook(() => useCounter());23    expect(result.current.count).toBe(0);24    userEvent.click(result.current.increment);25    expect(result.current.count).toBe(1);26  });27});28import { renderHook, act } from "@testing-library/react-hooks";29import { useCounter } from "../useCounter";30describe("useCounter", () => {31  it("should increment counter", () => {32    const { result } = renderHook(() => useCounter());

Using AI Code Generation

1import { renderHook, act } from '@testing-library/react-hooks';2import useCounter from './useCounter';3import { renderHook, act } from '@testing-library/react-hooks';4import useCounter from './useCounter';5test('should increment counter', () => {6  const { result } = renderHook(() => useCounter(2));7  act(() => {8    result.current.increment();9  });10  expect(result.current.count).toBe(3);11});12test('should decrement counter', () => {13  const { result } = renderHook(() => useCounter(2));14  act(() => {15    result.current.decrement();16  });17  expect(result.current.count).toBe(1);18});19test('should reset counter', () => {20  const { result } = renderHook(() => useCounter(2));21  act(() => {22    result.current.increment();23    result.current.increment();24    result.current.reset();25  });26  expect(result.current.count).toBe(2);27});

Using AI Code Generation

1import { renderHook, act } from '@testing-library/react-hooks';2import { useCounter } from './useCounter';3test('useCounter should work', () => {4  const { result } = renderHook(() => useCounter());5  expect(result.current.count).toBe(0);6  act(() => {7    result.current.increment();8  });9  expect(result.current.count).toBe(1);10});11import { createContext, useContext } from 'react';12const CounterStepContext = createContext();13export function useCounter() {14  const step = useContext(CounterStepContext);15  const [count, setCount] = useState(0);16  const increment = () => {17    setCount(count + step);18  };19  return {20  };21}22export function CounterStepProvider({ step, children }) {23  return (24    <CounterStepContext.Provider value={step}>25      {children}26  );27}28import { useCounter, CounterStepProvider } from './useCounter';29function App() {30  return (31    <CounterStepProvider step={5}>32  );33}34function Counter() {35  const { count, increment } = useCounter();36  return (37      <h1>{count}</h1>38      <button onClick={increment}>Increment</button>39  );40}41export default App;42import { renderHook, act } from '@testing-library/react-hooks';43import { useCounter } from './useCounter';44test('useCounter should work', () => {45  const { result } = renderHook(() => useCounter(), {46    wrapper: ({ children }) => (47      <CounterStepProvider step={5}>{children}</CounterStepProvider>48  });49  expect(result.current.count).toBe(0);50  act(() => {51    result.current.increment();52  });53  expect(result.current.count).toBe(5);54});55import { createContext, useContext } from 'react';56const CounterStepContext = createContext();57export function useCounter() {

Using AI Code Generation

1import { CounterStepContext } from "./CounterStepContext";2import { renderHook, act } from "@testing-library/react-hooks";3describe("CounterStepContext", () => {4  it("should return default step value of 1", () => {5    const { result } = renderHook(() => CounterStepContext());6    expect(result.current.step).toBe(1);7  });8  it("should increment the step value by 1", () => {9    const { result } = renderHook(() => CounterStepContext());10    act(() => {11      result.current.incrementStep();12    });13    expect(result.current.step).toBe(2);14  });15  it("should decrement the step value by 1", () => {16    const { result } = renderHook(() => CounterStepContext());17    act(() => {18      result.current.decrementStep();19    });20    expect(result.current.step).toBe(0);21  });22});23import { useContext } from "react";24import { CounterContext } from "./CounterContext";25import { CounterStepContext } from "./CounterStepContext";26export default function Counter() {27  const { count, incrementCount, decrementCount } = useContext(CounterContext);28  const { step, incrementStep, decrementStep } = useContext(CounterStepContext);29  return (30      <p data-testid="count">{count}</p>31      <p data-testid="step">{step}</p>32      <button data-testid="increment-count" onClick={incrementCount}>33      <button data-testid="decrement-count" onClick={decrementCount}>34      <button data-testid="increment-step" onClick={incrementStep}>35      <button data-testid="decrement-step" onClick={decrementStep}>36  );37}38import { render, screen } from "@testing-library/react";39import Counter from "./Counter";40describe("Counter", () => {41  it("should render count and step as 1", () => {42    render(<Counter />);43    expect(screen.getByTestId("count")).toHaveTextContent("1");44    expect(screen.getByTestId("step")).toHaveTextContent("1");45  });46  it("should increment

Using AI Code Generation

1import { renderHook } from '@testing-library/react-hooks';2import useCounter from './useCounter';3test('should increment counter', () => {4  const { result } = renderHook(() => useCounter());5  const [counter, increment] = result.current;6  expect(counter).toBe(0);7  increment();8  expect(result.current[0]).toBe(1);9});10import { useState } from 'react';11export default function useCounter() {12  const [counter, setCounter] = useState(0);13  const increment = () => {14    setCounter((prevCounter) => prevCounter + 1);15  };16  return [counter, increment];17}18import { renderHook, act } from '@testing-library/react-hooks';19import useCounter from './useCounter';20test('should increment counter', () => {21  const { result } = renderHook(() => useCounter());22  const [counter, increment] = result.current;23  expect(counter).toBe(0);24  act(() => increment());25  expect(result.current[0]).toBe(1);26});27import { useState } from 'react';28export default function useCounter() {29  const [counter, setCounter] = useState(0);30  const increment = () => {31    setCounter((prevCounter) => prevCounter + 1);32  };33  return [counter, increment];34}

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