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

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

suspenseHook.test.ts

Source:suspenseHook.test.ts

...27  beforeEach(() => {28    delete cache.value;29  });30  test("should allow rendering to be suspended", async () => {31    const { result, waitForNextUpdate } = renderHook(() => useFetchName(true));32    await waitForNextUpdate();33    expect(result.current).toBe("Bob");34  });35  test("should set error if suspense promise rejects", async () => {36    const { result, waitForNextUpdate } = renderHook(() => useFetchName(false));37    await waitForNextUpdate();38    expect(result.error).toEqual(new Error("Failed to fetch name"));39  });...

suspenseHook.test.js

Source:suspenseHook.test.js

...27  beforeEach(() => {28    delete cache.value29  })30  test('should allow rendering to be suspended', async () => {31    const { result, waitForNextUpdate } = renderHook(() => useFetchName(true))32    await waitForNextUpdate()33    expect(result.current).toBe('Bob')34  })35  test('should set error if suspense promise rejects', async () => {36    const { result, waitForNextUpdate } = renderHook(() => useFetchName(false))37    await waitForNextUpdate()38    expect(result.error).toEqual(new Error('Failed to fetch name'))39  })...

Using AI Code Generation

1import { renderHook } from '@testing-library/react-hooks'2import useFetchName from './useFetchName'3it('should fetch name', async () => {4  const { result, waitForNextUpdate } = renderHook(() => useFetchName(1))5  await waitForNextUpdate()6  expect(result.current.name).toBe('John')7})8import { useState, useEffect } from 'react'9import axios from 'axios'10const useFetchName = (id) => {11  const [name, setName] = useState('')12  useEffect(() => {13      .then((res) => setName(res.data.name))14  }, [id])15  return { name }16}

Using AI Code Generation

1import { renderHook, act } from '@testing-library/react-hooks';2import useFetchName from './useFetchName';3describe('useFetchName', () => {4    it('should fetch name', async () => {5        const { result, waitForNextUpdate } = renderHook(() => useFetchName());6        act(() => {7            result.current.fetchName();8        });9        await waitForNextUpdate();10        expect(result.current.name).toEqual('John');11    });12});13import { useState, useCallback } from 'react';14import axios from 'axios';15const useFetchName = () => {16    const [name, setName] = useState('');17    const fetchName = useCallback(async () => {18        setName(response.data.name);19    }, []);20    return {21    };22};23export default useFetchName;24    √ should fetch name (102ms)

Using AI Code Generation

1import React from 'react';2import { renderHook, act } from '@testing-library/react-hooks';3import useFetchName from './useFetchName';4it('should fetch name', async () => {5  const { result, waitForNextUpdate } = renderHook(() => useFetchName());6  expect(result.current.name).toBe('');7  await waitForNextUpdate();8  expect(result.current.name).toBe('John');9});10import { useState, useEffect } from 'react';11export default function useFetchName() {12  const [name, setName] = useState('');13  useEffect(() => {14      .then(response => response.json())15      .then(json => setName(json.name));16  }, []);17  return { name };18}19import { useState, useEffect } from 'react';20export default function useFetchName() {21  const [name, setName] = useState('');22  useEffect(() => {23      .then(response => response.json())24      .then(json => setName(json.name));25  }, []);26  return { name };27}28import React from 'react';29import { renderHook, act } from '@testing-library/react-hooks';30import useFetchName from './useFetchName';31it('should fetch name', async () => {32  const { result, waitForNextUpdate } = renderHook(() => useFetchName());33  expect(result.current.name).toBe('');34  await waitForNextUpdate();35  expect(result.current.name).toBe('John');36});37import { useState, useEffect } from 'react';38export default function useFetchName() {39  const [name, setName] = useState('');40  useEffect(() => {41      .then(response => response.json())42      .then(json => setName(json.name));43  }, []);44  return { name };45}46import { useState, useEffect } from 'react';47export default function useFetchName() {48  const [name, setName] = useState('');49  useEffect(() => {50      .then(response => response.json())51      .then(json => setName

Using AI Code Generation

1import {useFetchName} from 'testing-library-react-hooks';2import {renderHook} from '@testing-library/react-hooks';3test('should fetch name', async () => {4  const {result, waitForNextUpdate} = renderHook(useFetchName);5  await waitForNextUpdate();6  expect(result.current).toBe('John');7});8export const useFetchName = () => {9  const [name, setName] = useState('');10  useEffect(() => {11      .then(response => response.json())12      .then(json => setName(json.name));13  }, []);14  return name;15};16global.fetch = jest.fn(() =>17  Promise.resolve({18    json: () => Promise.resolve({name: 'John'}),19  }),20);21import {renderHook, act} from 'react-hooks-testing-library';22import {useFetchName} from './testing-library-react-hooks';23test('should fetch name', async () => {24  const {result, waitForNextUpdate} = renderHook(() => useFetchName());25  await waitForNextUpdate();26  expect(result.current).toBe('John');27});28global.fetch = jest.fn(() =>29  Promise.resolve({30    json: () => Promise.resolve({name: 'John'}),31  }),32);

Using AI Code Generation

1import { renderHook } from '@testing-library/react-hooks'2import { useFetchName } from './useFetchName'3test('should fetch name', async () => {4  const { result, waitForNextUpdate } = renderHook(() => useFetchName())5  expect(result.current).toBe('')6  await waitForNextUpdate()7  expect(result.current).toBe('John')8})9import { useState, useEffect } from 'react'10export const useFetchName = () => {11  const [name, setName] = useState('')12  useEffect(() => {13      .then((res) => res.json())14      .then((data) => setName(data.name))15  }, [])16}17import { useFetchName } from './useFetchName'18export const App = () => {19  const name = useFetchName()20  return <div>{name}</div>21}22import { render } from '@testing-library/react'23import { App } from './App'24test('should fetch name', async () => {25  const { findByText } = render(<App />)26  expect(await findByText('John')).toBeInTheDocument()27})28import { renderHook } from '@testing-library/react-hooks'29import { useFetchName } from './useFetchName'30test('should fetch name', async () => {31  const { result, waitForNextUpdate } = renderHook(() => useFetchName())32  expect(result.current).toBe('')33  await waitForNextUpdate()34  expect(result.current).toBe('John')35})36import { useState, useEffect } from 'react'37export const useFetchName = () => {38  const [name, setName] = useState('')39  useEffect(() => {40      .then((res) => res.json())41      .then((data) => setName(data.name))42  }, [])43}

Using AI Code Generation

1import { renderHook } from '@testing-library/react-hooks'2import { useFetchName } from './useFetchName'3test('should fetch a name from the server', async () => {4  const { result, waitForNextUpdate } = renderHook(() => useFetchName())5  await waitForNextUpdate()6  expect(result.current).toBe('Bob')7})8import { useState, useEffect } from 'react'9export const useFetchName = () => {10  const [name, setName] = useState('')11  useEffect(() => {12    async function fetchData() {13      const response = await fetch('/api/name')14      const name = await response.json()15      setName(name)16    }17    fetchData()18  }, [])19}

Using AI Code Generation

1import { useFetchName } from './useFetchName';2jest.mock('./useFetchName');3describe('test1', () => {4  it('should call useFetchName', () => {5    useFetchName();6    expect(useFetchName).toHaveBeenCalledTimes(1);7  });8});9import { useFetchName } from './useFetchName';10jest.mock('./useFetchName');11describe('test2', () => {12  it('should call useFetchName', () => {13    useFetchName();14    expect(useFetchName).toHaveBeenCalledTimes(1);15  });16});17I am trying to test a function that uses axios.post() to send a form to a server. I am trying to test that the function is called with the correct parameters, but I cannot get the test to pass. I have tried a few different

Using AI Code Generation

1export const fetchName = () => {2    .then(response => response.json())3    .then(response => response.results[0].name.first)4}5import { fetchName } from './api'6test('fetches name', () => {7  const spy = jest.spyOn(api, 'fetchName')8  spy.mockResolvedValueOnce('Bob')9  expect(fetchName()).toEqual('Bob')10})11import { fetchName } from './api'12jest.mock('./api')13test('fetches name', () => {14  fetchName.mockResolvedValueOnce('Bob')15  expect(fetchName()).toEqual('Bob')16})17import { fetchName } from './api'18test('fetches name', () => {19  const spy = jest.spyOn(api, 'fetchName')20  spy.mockResolvedValueOnce('Bob')21  expect(fetchName()).toEqual('Bob')22})23beforeEach(() => {24  const spy = jest.spyOn(api, 'fetchName')25  spy.mockResolvedValueOnce('Bob')26})27import { fetchName } from './api'28jest.mock('./api')29test('fetches name', () => {

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