How you can test lightning component?
When you write tests for your Lightning components, you need a way to execute them. The Lightning Test Service has two methods to execute your tests. Once you have the tests written, you can run them by visiting: http://. lightning.force.com/c/jasminetests.app.
How do you debug the lightning component?
Use Chrome DevTools to debug your client-side code….Debugging
- Enable Debug Mode for Lightning Components. Enable debug mode to make it easier to debug JavaScript code from Lightning components.
- Disable Caching Setting During Development.
- Salesforce Lightning Inspector Chrome Extension.
- Log Messages.
What is lightning testing?
The Lightning Testing Service, or LTS, is a set of tools and services that let you create test suites for your Lightning components using standard JavaScript test frameworks, such as Jasmine and Mocha. Automated tests are the best way to achieve predictable, repeatable assessments of the quality of your custom code.
How to write unit tests on the Lightning Platform?
Write unit tests for Lightning components. Development on the Lightning Platform these days includes more than just Apex. It includes client-side Javascript in Lightning component controllers. Testing these involves a few specialized tools. This video introduces them. Lightning components are the building blocks of modern Salesforce applications.
How to test lightning Web Components in jest?
Use Jest to write unit tests for all of your Lightning web components. Run Jest tests at the command line or (with some configuration) within your IDE. Jest tests don’t run in a browser or connect to an org, so they run fast. When run in “watch mode” they give you immediate feedback while you’re coding.
How to do unit testing in Salesforce Lightning?
In the Developer Console’s jasmineExampleTest.js tab, scroll down to the test suite starting on line 69. This test demonstrates invoking a client-side action and inspecting its behavior. One of the first things that happens in the test is a call to $T, the test helper object.
Which is the helper object in Lightning test?
One of the first things that happens in the test is a call to $T, the test helper object. In this case, you’re using $T to create an instance of the component c:egClientSideAction. $T is promise enabled, meaning the real work of your test is contained in the .then (component) method starting on line 72.