Whether you're using Playwright, Cypress, or any other Node.js setup, you can automate the testing of email, SMS, and multi-factor authentication with just a few lines of code.
Mailosaur has official libraries for most languages, including Node.js, as well as a Cypress plugin. Increasing your end-to-end test coverage couldn't be simpler.
Email and SMS Testing Guides
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How to test SMS in Node.js