I am new to testing and I was trying to use vitest for testing my mern social media app. looking for references to test a react component using vitest i found this article https://eternaldev.com/bl...

installed pnpm add -D vitest and pnpm add -D @vitest/ui in my project dir, when i try vitest --ui, I get this error vitest : The term 'vitest' is not recognized as the name of a cmdlet, function, s...

I'm working on a Nuxt.js project and using Vitest for unit testing. I need to verify if the navigateTo function from Nuxt.js is called with a specific path in my tests. Here's the relevant part of ...

I have the following tsconfig configuration: { "include": ["tests/**/*.ts"], "exclude": [], "compilerOptions": { "composite": true, "lib&...

I am trying to migrate my tests from jest to vitest. I have a test suite that uses the dotenv package to pull in my .env variables. I have this in my test suite beforeAll(async () => { vi.clear...

I have the following files in a React app with Vitest (which has the same API as Jest): // hooks/useEntities/useEntities.ts return useEntities() { // this hooks send api requests so I will mock i...

I'm trying to test a component in React that uses RTK Query + MSW + Vitest. It works fine on the browser but while testing RTK Query with vitest it throws this error: { status: 'FETCH_ERROR', error...

I'm trying to setup vitest + @vue/test-utils but I can't test some components that use ref(Vue) or useCookie (Nuxt), I have the same problem with Pinia as well where I import globally 2 functions i...

I have a simple composable useRoles which I need to test import { computed } from "vue"; import { useStore } from "./store"; export default function useRoles() { const store =...

I am trying to get vitest globals api to work so I can write describe, test and expect functions without importing them in each test file like in jest. I have managed to get tests passing by follow...

This is the error I got. There is a problem with the file path I defined in the "vite.config.ts" file. Can you help me? Error Log Error Message: FAIL tests/utils/ConvertFromDomainToCountr...

I'm trying to understand the logic of mocking the Vue-Router with Vitest. For this, I tried to set up and mock my test environment on a very simple project. When I tried to proceed according to the...

I'm in a Vite/React/TypeScript application and I'm configuring my first test with Vitest. When I run my Button test (yarn vitest), I get this error: packages/frontend/src/components/Generic/Button/...

I'm starting out with Vite for a React application but unable to get jest tests working. I am trying to use Vitest with experimental ES module. I am getting: FAIL src/App.test.tsx [ src/App.test.ts...

I am currently using Vite with Vitest to perform unit testing for my React components. However, I am encountering an issue where the Tailwind CSS classes applied to my components are not being reco...

I'm basically trying to mock an external module in the same way for all my vitest tests, and it's surprisingly not trivial. In Jest, I would just create a __mocks__ folder at the root, and it appea...

I am testing pinia store in nuxt3 app. Inside setup() of store I'm using useRuntimeConfig to get initial value for counter from public config variables and I got this error ReferenceError: useRunti...

Trying to setup vitest on an already existing vite (vue 3, typescript) project. My vite.config.ts looks like this: import { defineConfig } from 'vite'; import vue from '@vitejs/plugin-vue'; export...

I have this Vitest test: import React from 'react'; import { expect, it, vi } from 'vitest'; import { render, screen } from '@testing-library/react'; import { StyledNativeTimePicker } from '....

I am running vitest runner. Then I see that someone probably vitest is generating from my .ts files some .js files: The error message I get seems to be originating from the uiElementsCreator.test....

I have a class A that imports class B from a different module and instantiates it. In my test for class A I'd like to stub/mock some of the methods of class B. Some example code: // Formatter.ts ex...

I would like to set (actually mock) a timezone in my Vitest tests to get deterministic results in all time zones they will run in. I run my tests on a local machine and also in CI/CD environments t...

I'd like to do some integration testing of my svelte + page.js-based router using vitest, but I'm running into an issue where the jsdom instance only updates correctly once per test file. In the fo...

I have been killing myself trying to figure out how to test a Vue component with a v-dialog, something which worked perfectly fine in Vue2. Currently I am using Vue3, Vitest, Vuetify3. here is a ve...

In VSCode, I have a very small project with vite and vitest installed. With vitest, unlike with jasmine or jest, you need to explicitly import symbols like describe, it, expect etc. Unfortunately, ...