Mocking - Learn Data Science with Travis

Why Mocks Are Considered Harmful

Level Up Coding

Automated testing during software development involves many different techniques, one that shouldn’t be used is mocking. Mocks are a distraction at best and provide false confidence at worst. It is…

Making Mocking Libraries Mock Themselves

Better Programming

Is static mocking too powerful for its own good? What happens when the mocker becomes the mocked? Photo by Nijwam Swargiary on Unsplash Mocking libraries are powerful tools that can swap real objects...

Why We Need API Mocking

Better Programming

Is API mocking in unit tests important, or does it do nothing? The answer is a bit more nuanced, but we do need such tests to reduce churn Photo by Apeksha Singhwal on Unsplash I love contradictions ...

Mocks and Mocking 2: Using Mocks for Test Isolation

Test-Driven Web Development with Python

Warning, Recently Updated 🚧 Warning, chapter in progress! 🚧 I’ve recently updated this chapter, and there are some new discussions of the pros and cons of mocking, which I’d love your feedback on! [...

Mocking in Python with pytest-mock | Part I

Analytics Vidhya

Mocking resources in unit tests is just as important and common as writing unit tests. However, a lot of people are not familiar with how to properly mock classes, objects or functions for tests…

Some Tips for Mocking Code in Tests

Level Up Coding

When you first learn how to test your code, mocking seems amazing. But it’s such a powerful feature that, regardless of language, it tends to be abused. As a junior dev who’s had to fix a lot of…

Why Java Experts Avoid Mocks

Javarevisited

“Don’t use mocks.” ¹ “Mocks are stupid.” ²Easier said than done. Mocks are everywhere. You can’t test without mocks.What are the alternatives? Why mocks aren’t “one-size-fits-all”? How to use other te...

Creating Mocks for Angular Unit Tests with ts-mockito, ts-mockery, and ng-mocks

Level Up Coding

Introduction: Continue reading on Level Up Coding

Mocks and Mocking 1: Using Mocks to Test External Dependencies

Test-Driven Web Development with Python

Warning, Recently Updated 🚧 Warning, chapter in progress! 🚧 I’ve recently updated this chapter, and there are some new discussions of the pros and cons of mocking, which I’d love your feedback on! [...

Understanding mocks and fakes

Software Architecture with C plus plus

As long as you are testing functions that do not interact too much with the outside world, things are pretty easy. The problems start when the units you are testing interface with third-party componen...