Prompt Library 💻 Coding & Dev Write Unit Tests for This Function
Any 💻 Coding & Dev Intermediate

Write Unit Tests for This Function

Auto-generate comprehensive unit tests for any function.
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The Prompt

Write comprehensive unit tests for the following function.

Testing framework: [Jest / PyTest / PHPUnit / JUnit / other]
Language: [JavaScript / Python / PHP / Java / other]

For each test:
- Give it a descriptive name that explains what it tests
- Cover: happy path, edge cases, null/undefined inputs, boundary values, error conditions
- Use the Arrange-Act-Assert pattern
- Add a brief comment explaining why each test case matters

Aim for at least 8 tests that together give close to 100% coverage.

FUNCTION TO TEST:
[paste function here]

📝 Fill in the blanks

Replace these placeholders with your own content:

[Jest / PyTest / PHPUnit / JUnit / other]
[JavaScript / Python / PHP / Java / other]
[paste function here]

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