String.prototype.replaceAll() is a useful method and while building and executing everything works fine. However, all Jest-tests fail with the following error:
I'm testing a sign-in controller and therefore I've written the following test: it("return 200 when user signed in successfully", async () => { await req
I have in my code a check to see if a page is being loaded inside iframe. App.js if (window.location !== window.parent.location) { console.log('App is running
I've now spent some time trying to find memory leaks in my Jest tests, and even though I've successfully tackled some, there's still quite a lot of memory being
I tried to follow this thread but it I keep getting an error. transform-response.interceptor.ts: import { Injectable, NestInterceptor, ExecutionContext, CallHan
I'm trying to run a really simple test with react-testing-library where a button is given a mock function, the button is clicked, and the test checks that the f
TypeError: Cannot read property 'setState' of null 251 | useStateSpy.mockImplementation((init) => [init, setState]); 252 | const component = shal
I would like to strongly type my jest mocks. To a certain extent, I can make it work but when a class has private properties I'm stuck. An additional question,
I want to test my Api functions which are on separate file outside vue component. Inside this methods i call api by Vue.axios, and i can't find the way to mock
I am not really how to test render() Modal. I am able to set up the props and test Render () " make sure it render with all the props" correctly " without any p
I have this component for which I am writing test case using react testing library I am facing an issue with styles when the styles is imported from .module.cs
I do have a class that has 2 overloaded methods. public static create<M extends Model>( this: ModelStatic<M>, values?: M['_creationAttribu
I have a React component that returns its children to be rendered by React if the prop isTrue is truth-y. If its prop isTrue is false-y, then the component retu
Before you dislike, leave a comment telling me why... One of these strings is imported using fs and the other is created through code. I noticed some weird char
I'm trying to debug a nodeJS app. I have some code which causes an error, a variable is undefined. When I run the code normally, the error is very clear and eas
I got the following error by running the test case: Jest did not exit one second after the test run has completed. This usually means that there are async
At first I encountered this error: https://www.mongodb.com/community/forums/t/typeerror-class-constructor-nodeenvironment-cannot-be-invoked-without-new/151980 P
I'm using JEST for unit testing my express routes. While running the yarn test all my test case are getting passed, but I'm getting an error Jest did not exi
I have a component which uses react-router-dom's useParams hook to get params. It is used in my component as : /// Child.tsx const Child = () => { const
I am using Jest, Enzyme and Typescript, but for some reason certain imports are not working... they are undefined. For example, I have import ReactMarkdown from