173: Mocking and Unit Tests

Intro topic: Headphones

News/Links:

Texas A&M University Physics Festival
- https://physicsfestival.tamu.edu/
Rust vs Cpp at Google
- Lars Bergstrom (Google Director of Engineering): Rust teams at Google are as productive as the ones using Go and 2x those using Cpp
- https://youtu.be/6mZRWFQRvmw?t=27012
Is Cosine Similarity Really About Similarity
- https://arxiv.org/abs/2403.05440
Xz utils supply chain attack
- Andres Freund at Microsoft
- https://arstechnica.com/security/2024/04/what-we-know-about-the-xz-utils-backdoor-that-almost-infected-the-world/

Book of the Show

Tool of the Show

Topic: Mocking and Unit Tests

What are Unit Tests
- Balance between utility, maintenance, and coverage
- Unit Test: testing small functions
- Regression Test: Testing larger functions
- System Test: End-to-end testing of programs
What are mocks & fakes
When to use mock vs. fake
Mocking libraries in various languages
- Python: https://docs.python.org/3/library/unittest.mock.html
- Java: https://github.com/mockito/mockito
- C++: https://github.com/google/googletest

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173: Mocking and Unit Tests 01:35:22 Share

Programming Throwdown