Jest · Function
it
Jest runs JavaScript and TypeScript tests. Install it, add a test script, write assertions, and run the test command.
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Syntax
npm install --save-dev jest
"test": "jest"
expect(value).toBe(expected)In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.
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expecttoBe@jest/globals@types/jestts-jestbabel-jestbabel.config.jsjest.config.js