Unit Test Generator

Generate unit tests from supplied code, expected behavior, framework, edge cases, dependencies, and coverage goals.

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About Unit Test Generator

Use this free AI unit test generator to create tests for a function, class, service, handler, or module. Provide the code, language, test framework, expected behavior, inputs, outputs, edge cases, dependencies, mock strategy, and coverage goals. The tool does not invent application behavior or claim that tests pass.

How to Use

  1. Paste the code to be tested.
  2. Add the language, runtime, and testing framework.
  3. Describe expected behavior, edge cases, dependencies, and mock requirements.
  4. Click the Generate button.
  5. Run the tests and adjust them to the actual project setup.

Perfect For

  • Testing a function or method
  • Creating regression tests
  • Covering edge cases
  • Testing error handling
  • Preparing tests before refactoring