Introduction to Property-Based Testing

Discover the power of property-based testing in this comprehensive tutorial from PyCon US. Learn how to use Hypothesis, a robust property-based testing library, to enhance your testing practices and uncover hidden bugs. Explore various testing strategies, including map and filter methods, recursive techniques, and data strategies. Gain hands-on experience with common properties, round trips, equivalent functions, and metamorphic relations. Master the art of writing generalised tests that automatically generate diverse input scenarios, helping you identify edge cases and improve code reliability. By the end of this 1-hour 23-minute session, feel confident in implementing property-based testing to streamline your development process and create more robust software.

Introduction
What is testing
Summary
Exercises
Overview
Scale
Methods
Map and Filter
Just and sampled from
One and nothing
Build strategy
Recursive
Inferring strategies
Special strategies
Inner composite trick
Data strategies
Where to find them
Recap
Test Tactics
Common Properties
Round Trips
Equivalent Functions
Validate Output
Local assertions
Hypothesis
Metamorphic Relations
Metamorphic Functions
Conclusion
Live Demo