Category : jestjs

I am running my jest test suite in nodejs and getting below error node version – v14.17.4 mac bigSur jest version – 26.6.3 TypeError: setTimeout(…).unref is not a function at fail (/app/node_modules/node-rdkafka/lib/client.js:183:17) at /app/node_modules/node-rdkafka/lib/client.js:205:9 at /app/node_modules/node-rdkafka/lib/client.js:350:9 at callbackTrampoline (internal/async_hooks.js:131:17) npm ERR! Test failed. See above for more details. Help me resolve this issue. Source: Ask ..

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I need to run this test case but currently it gets stuck in an infinite loop. This is the minimalistic code, Any suggestion is appreciated. Test.tsx file: it(‘verify useDeleteExclusions’, async () => { deleteExclusionDevices.mockResolvedValue([]) const {result} = renderHook(() => useDeleteExclusions([‘1234’]), { wrapper: AllTheProviders, }) act(() => {}) await waitFor(() => { expect(result.current).toEqual({"errorExclusionIds": [], "loading": false, ..

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can anyone tell me how i test this function with jest export function handleSubmitTest() { const postData = async ( url = ”, data = {})=>{ const response = await fetch(url, { method: ‘POST’, credentials: ‘same-origin’, headers: { ‘Content-Type’: ‘application/json’, }, // Body data type must match "Content-Type" header body: JSON.stringify(data), }); try { const ..

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I’m trying to implement react native test library with jest to my app. For now I have a problem with the navigation on my component. When I’m running the test, I’ve got an error : TypeError: navigation.setOptions is not a function Here is my component: const initialState: StateTypes = { toShowAsGridLayout: false, isLoadingMoreContacts: false }; ..

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I have a single describe block with a single it block as below describe(‘Auth Actions’, () => { beforeEach(() => moxios.install(api)); afterEach(() => moxios.uninstall(api)); it(‘should dispatch the right actions’, () => { const store = makeMockStore(); moxios.wait(() => { const request = moxios.requests.mostRecent(); request.respondWith(mockSuccess({})); }); const expectedActions: string[] = [USER_LOGIN, USER_LOGIN_SUCCESS]; return store .dispatch(auth_api_userLogin({username: ‘john’, ..

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So I am new to testing in React and am trying to get my head around the libraries, I am trying to do a high level test where I run: describe("<App/>", () => { let wrapper; const setState = jest.fn(); const useStateSpy = jest.spyOn(React, "useState"); useStateSpy.mockImplementation((init) => [init, setState]); beforeEach(() => { wrapper = mount(<App ..

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So, I was testing a react component (it’s actually an integration testing) and I have this: const Component = ({ children }) => { const [file, setFile] = React.useState({ name: null }); const [slugConfig, setSlugConfig] = React.useState({ slug: ”, error: null }); const handleSubmit = jest.fn(); const childrenWithProps = React.Children.map(children, child => { if (React.isValidElement(child)) ..

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I’m trying to test for an alert box in Puppeteer: msg = ”; await page.goto(‘http://localhost:8080/’, { waitUntil: ‘networkidle2’ }); await page.$eval(‘#value’, el => el.value = ‘<script>alert("BLEH")</script>’); page.on(‘dialog’, async dialog => { msg = dialog.message(); await dialog.dismiss() }) // submit comment await page.$eval(‘#message’, form => form.submit()); expect(msg).toEqual(‘BLEH’); However, it doesn’t seem to return the message inside ..

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