mingz6 / learnjest

LearnJest

https://jestjs.io/docs/getting-started

https://jestjs.io/blog/2018/05/29/jest-23-blazing-fast-delightful-testing#snapshot-property-matchers

https://testing-library.com/docs/queries/about/

vite Test: npx nx run <ProjectName>:test --watch --ui

JEST code example: screen.debug(undefined, 9999);
npm run test -- -u
--Update all Snapshot
npm run test:cover -- -u

--Single File Test
npm test ConfirmNclex

--Full test .\cover.ps1 .\cover.ps1 -- --RunInBand

--Watch test npm test --watch npm test -- --RunInBand

--test before PR npm test

// Due to the nature of the implementation, it cannot be tested with Jest /* istanbul ignore next */

// await findByText(/Yes/); screen.debug(undefined, 99999);

console.dir(result);

console.log(pettyDom(Container))

act(() => { jest.advanceTimersByTime(301000); });

await waitFor(() => { expect(container.getElementsByClassName("ant-skeleton").length).toBe(1); console.log(prettyDOM(myContainer)); });

How to test onchange: if (values.hasOwnProperty("")) ==> Submit not testing.