How do I verify that Jest is actually installed and accessible in my project when encountering this error?

By: USER8581
24 Agustus 2025 Support 5 minutes
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Question

Grade: Education Subject: Support
How do I verify that Jest is actually installed and accessible in my project when encountering this error?
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Best Answer
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Check your `package.json` file to confirm that Jest is listed under `devDependencies`. Also, you can manually browse to the `node_modules/jest/bin/jest.js` file in your project's file structure to check for its existence. If you cannot locate it or it doesn't exist, the installation is incomplete.
Answered on 24 Agustus 2025

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