What are the basics of testing Vue.js applications with Jest?

What are the basics of testing Vue.js applications with Jest?

To start testing Vue.js applications with Jest, you need to set up Jest in your project and understand how to write test cases.

How do I set up Jest in my Vue.js project?

You can set up Jest by installing it via npm with npm install --save-dev jest vue-test-utils, and then configure it in your package.json.

What types of tests can I write for my Vue components?

You can write unit tests for individual components, integration tests for component interactions, and snapshot tests to track UI changes.

Can you give me an example of a simple test case?

Sure! Here's a simple test case for a Vue component: test('renders a message', () => { const wrapper = mount(MyComponent); expect(wrapper.text()).toContain('Hello World'); });