property-based-testing

2 articles

Property-Based Testing: Finding Bugs Your Unit Tests Miss

Learn how property-based testing generates hundreds of random inputs to verify code invariants, catching edge cases that hand-written example tests overlook with practical patterns in TypeScript using fast-check.

Nov 8, 2023·5 min read

Test runner executing thousands of randomly generated inputs against property assertions with shrinking on failure

Engineering

Property-Based Testing in TypeScript with Fast-Check

How property-based testing finds edge cases your unit tests miss — a practical guide using fast-check to generate thousands of test inputs and verify invariants automatically.

Nov 6, 2021·4 min read

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