How do I test events in Vue components using Vue Test Utils?

How do I test events in Vue components using Vue Test Utils?

You can test events in Vue components by using the trigger method provided by Vue Test Utils. This allows you to simulate user interactions.

Can you give me an example of how to use the trigger method?

Sure! Here's a simple example: if you have a button that emits a click event, you can do this:

const wrapper = mount(MyComponent);
await wrapper.find('button').trigger('click');

This simulates a click on the button.

What if I want to test custom events?

For custom events, you can still use the trigger method. Just specify the event name you want to test, like this:

await wrapper.vm.$emit('myCustomEvent');

Are there any best practices for event testing?

Yes! Always ensure your tests are isolated, use meaningful event names, and check the expected outcomes after triggering events.