I'm doing unit tests with Jest and Element-ui in Vue on a component which contains a select with 2 options. I am selecting an option from a dropdown and then checking that an action has been called.  1) With normal select and option HTML tags thi...
I have a UI library that we import into our app. In the UI library is a custom directive, toggle, that we use for opening and closing a modal. When I run unit tests, I get this error:  [Vue warn]: Failed to resolve directive: toggle        (found in...
In this article it is explained how to use a global event bus in VueJS. It describes an alternative method to the common approach using an event bus defined in a separate file:  import Vue from 'vue';  const EventBus = new Vue(); export defau...
I am currently stuck on unit testing the routing behavior of a vue component with jest. When leaving the component, the 'beforeRouteLeave' navigation guard of Vue-router runs some logic. This guard gets called in my application running in pro...
I have a Vue component with a button. On a button click, a method is called. I am using Jest for unit test. I expected .trigger method from vue-test-utils to create a synthetic event on the button, but it does nothing.   I tried calling the method di...
We are porting a very large project into Vue.js and would like to thoroughly implement our unit testing suite as we go.  We would like to validate that components are having all their required properties set at creation, my test case looks something...
I've looked at other answers with this problem, and it seems to be caused by trying to import vue-router into the test. This however, is not the case for my problem. Here is my test code:  import { mount, shallowMount, createLocalVue } from '...
I'm using VueJS and Jest for unit testing my components.   I'm also using the Bootstrap Vue library for styling. I need to use this plugin in my Jest tests in order to remove some console warnings about unknown plugins.  I have created a setu...
Currently I'm trying to write some tests for a Vue component. However when I try to run the tests it errors out with the following message:  [BABEL] Note: The code generator has deoptimised the styling of /home/bono/dev/git_repos/hypernode-contro...
Vue testing with vue-test-utils with Jest, gives errors when exec copy command  document.execCommand is not a function. How can I resolve it?  This is code snippet in component source.     copyToClipboard(){      document.execCommand('copy');...

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