Simulate a button click in Jest

Question

Simulating a button click seems like a very easy/standard operation. Yet, I can\'t get it to work in Jest.js tests.

This is what I tried (and also doing it using jQue

Answer 1

Solutions in accepted answer are being deprecated

#4 Calling prop directly

Enzyme simulate is supposed to be removed in version 4. The main maintainer is suggesting directly invoking prop functions, which is what simulate does internally. One solution is to directly test that invoking those props does the right thing; or you can mock out instance methods, test that the prop functions call them, and unit test the instance methods.

You could call click, for example:

wrapper.find('Button').prop('onClick')() 

Or

wrapper.find('Button').props().onClick() 

Information about deprecation: Deprecation of .simulate() #2173