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How do I use a plugin in Cypress?
What is a cypress test plugin?
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Follow these instructions to submit your own plugin. Looking for the API docs? Check out our Plugins Guide or our API docs for writing a plugin. Preprocessors. A preprocessor is the plugin responsible for preparing a support file or a test file for the browser. By default, Cypress comes packaged with webpack preprocessor already installed.
- API Docs
Plugins API . The setupNodeEvents function (or deprecated...
- Svelte Component Testing
Cypress Component Testing works out of the box with Vite,...
- React Component Testing
Cypress Component Testing works out of the box with Create...
- API Docs
- Configuration
- Preprocessors
- Run Lifecycle
- Spec Lifecycle
- Browser Launching
- Screenshot Handling
- Cy.Task
- Real World Example
With plugins, you can programmatically alter the resolved configuration andenvironment variables that come from theCypress configuration file,cypress.env.json,the command line, or system environmentvariables. This enables you to do things like: 1. Use multiple environments with their own configurations 2. Swap out environment variables based on an ...
The event file:preprocessoris used to customize how your test code istranspiled and sent to the browser. By default, Cypress handles ES2015+,TypeScript, and CoffeeScript, using webpack to package it for the browser. You can use the file:preprocessorevent to do things like: 1. Add the latest ES* support. 2. Write your test code in ClojureScript. 3. ...
The events before:run andafter:runoccur before and after a run,respectively. You can use before:runto do things like: 1. Set up reporting on a run 2. Start a timer for the run to time how long it takes You can use after:runto do things like: 1. Finish up reporting on a run set up in before:run 2. Stop the timer for the run set up in before:run
The events before:spec andafter:specrun before and after a single specis run, respectively. You can use before:specto do things like: 1. Set up reporting on a spec running 2. Start a timer for the spec to time how long it takes You can use after:specto do things like: 1. Finish up reporting set up in before:spec 2. Stop the timer for the spec set u...
The event before:browser:launchcan be used to modify the launch arguments foreach particular browser. You can use the before:browser:launchevent to do things like: 1. Load a Chrome extension 2. Enable or disable experimental chrome features 3. Control which Chrome components are loaded Check out our Browser Launch API docswhichdescribe how to use t...
The event after:screenshotis called after a screenshot is taken and saved todisk. You can use the after:screenshotevent to do things like: 1. Save details about the screenshot 2. Rename the screenshot 3. Manipulate the screenshot image by resizing or cropping it Check out our After Screenshot API docswhich describe how to use this event.
The event task is used in conjunction with thecy.task()command. It allows you to write arbitrary codein Node to accomplish tasks that aren't possible in the browser. You can use the taskevent to do things like: 1. Manipulating a database (seeding, reading, writing, etc.) 2. Storing state in Node that you want persisted (since the driver is fullyref...
The Real World App (RWA) usestasksto re-seed its database, and to filter/find testdata for various testing scenarios. Check out theReal World App test suitesto see these tasks in action.
Aug 22, 2024 · Plugins enable you to tap into modify or extend the internal behavior of Cypress. Plugins enable you to tap into the Node process running outside of the browser. Plugins are a “seam” for you to write your custom code that executes during particular stages of the Cypress lifecycle.
Maintain clean and consistent code in Cypress tests. eslint-plugin-cypress provides linting rules tailored for Cypress best practices, catching potential errors and promoting code quality. This creates a framework that is more enjoyable to work in and much easier to maintain.
Plugins provide a way to support and extend the behavior of Cypress. Follow these instructions to submit your own plugin. Looking for the API docs? Check
Jul 25, 2024 · Cypress support in IntelliJ IDEA is provided by the Test Automation plugin, and most of the features described in this section rely on it. However, basic functionality like running Cypress tests works without the plugin. Cypress is an open-source testing framework for web applications.
Nov 22, 2017 · As we expand Cypress and improve its feature set, this Plugin API will serve as a “seam” and an escape hatch so you can write custom code to achieve whatever it is you want to do. You can follow along the Github issue outlining many of our goals with Plugins.
