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Capybara vs Poltergeist: What are the differences?
Developers describe Capybara as "Acceptance test framework for web applications". Capybara helps you test web applications by simulating how a real user would interact with your app. It is agnostic about the driver running your tests and comes with Rack::Test and Selenium support built in. WebKit is supported through an external gem. On the other hand, Poltergeist is detailed as "A PhantomJS driver for Capybara". Poltergeist is a driver for Capybara. It allows you to run your Capybara tests on a headless WebKit browser, provided by PhantomJS.
Capybara and Poltergeist can be primarily classified as "Testing Frameworks" tools.
Capybara and Poltergeist are both open source tools. It seems that Capybara with 8.82K GitHub stars and 1.29K forks on GitHub has more adoption than Poltergeist with 2.53K GitHub stars and 438 GitHub forks.
According to the StackShare community, Capybara has a broader approval, being mentioned in 38 company stacks & 20 developers stacks; compared to Poltergeist, which is listed in 6 company stacks and 4 developer stacks.
Pros of Capybara
- Best acceptance test framework for Ruby on Rails apps12
- Synchronous with Rack::Test2
- Fast with Rack::Test1
Pros of Poltergeist
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Cons of Capybara
- Hard to make reproducible tests when using with browser1