Tag Archives: clicking

Find out how to change the colour of a div by clicking on it – newbie tutorial – JavaScript Developer

Find out how to change the colour of a div by clicking on it – newbie tutorial This tutorial goes to be a really primary instance on learn how to change the background colour of a div component utilizing easy javascript. Conditions: The one prerequisite you want, is the fundamentals of html, css and javascript….

Read More

How to simulate clicking a button in Testing Library – React Dev Feed

How to simulate clicking a button in Testing Library 引入user-event import userEvent from ‘@testing-library/user-event’ Enter fullscreen mode Exit fullscreen mode 锁定一个按钮,直接触发click事件 const { queryByTestId } = render(<App />); const increaseButton = queryByTestId(‘increase-button’); userEvent.click(increaseButton) Enter fullscreen mode Exit fullscreen mode 触发以后,就可以测试点击以后的效果了,比如在这个例子里,点击了+1按钮,结果区域就会数值上加1。 const result = queryByTestId(‘result’); expect(result.textContent).toBe(‘1’); Enter fullscreen mode Exit fullscreen mode 对应的按钮 // JavaScript const…

Read More