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How to Setup Jest for LWC Testing

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Coding With The Force edited this page Oct 6, 2020 · 20 revisions

Install/Setup guide for Jest:

  1. Download nodejs here: Node JS Install or use chocolately and nodist if you know what you're doing (this approach is a bit better imo): NodeJS Nodist Install Instructions

  2. Install Jest CLI via the CLI using the command: npm install -g jest-cli (or npm install --save-dev jest-cli for a local project install)

  3. You may need to change your execution policy since jest doesn't register as a known Windows Package currently. Open powershell as an admin and enter the following command: Set-ExecutionPolicy Unrestricted a) When prompted, type the value A and then hit enter

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