I am writing an Angular application, and it just happens that one of the third-party components happens to be in React. I wrote a wrapper NG component to render the React one, and it works beautifully giving the desired result.…
Issue I'm running into error SyntaxError: Cannot use import statement outside a module for my jest unit tests after switching one of the packages in our dependencies. The package is a hard requirement and we cannot do anything with it.…
Confused about whether to use act or something else? Jest tells me to wrap in act: "console.error, Warning: An update to ContactFormController inside a test was not wrapped in act(...). When testing, code that causes React state updates should be…
I have 2 simple components. I am writing tests for them using jest. I want to test when I click on currencyItem, the respective array should be added to the select state. As you can see I am passing handleCurrencyToggle…
import '@testing-library/jest-dom/extend-expect'; expect(screen.getByText('User does not exist.')).toBeInTheDocument() I'm writing the unit test for my web app, I use toBeInTheDocument() in my code, but after i run npm test in terminal, it shows that 'Cannot find module '@testing-library/jest-dom/extend-expect' from 'jest.setup.js''. I have…
I need a way to determine the type of an HTML element in Jest. I have tried below code to see If HTMLLabelElement is available. I am getting ReferenceError: HTMLLabelElement is not defined Jest it() function code snippet it('check HTML…
I have mocked an object (in my case the quizData), but it should only mocked for one Test. How can I achieve this? My code looks like this so far: import {fireEvent, render, screen} from '@testing-library/react'; import App from "./App.tsx";…
I have searched 3 days about fixing this problem in my React app, I have read a lot of similar topics and could not fix it. All the solutions are about installing ts-jest and babel I created my project with…
I have Jest tests that are running against the dockerized Neo4j Database, and sometimes they fail on CircleCI. The error message for all 25+ of them is : thrown: "Exceeded timeout of 5000 ms for a hook. @*******api: Use jest.setTimeout(newTimeout)…