TestingBeginnerFREE

Unit Test Writing

Generate basic unit tests for a function.

Prompt

Customize for your project

Test target

File path

Write unit tests for {{testTarget}} function in {{filePath}}:
1. Happy path cases
2. Boundary value tests
3. Error/exception cases
4. Null/undefined input handling
5. Include clear describe/it descriptions

Use Jest syntax, aim for 90%+ coverage.

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Use Case

Use this when you need to quickly write tests for a newly created utility or business logic function. Paste the function code to auto-generate Jest tests covering happy paths, boundary values, error scenarios, and null handling — achieving 90%+ coverage.

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