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Back-end Engineering

136 learners

Isolating Dependencies with Test Doubles with TypeScript & Jest

Discover the pivotal role of test doubles in modern software testing. This introductory session will guide you through the essentials of dummies, stubs, spies, mocks, and fakes. Learn how these powerful tools help you isolate units under test, control behavior, and build reliable, fast, and maintainable tests. Step into the world of test doubles and elevate your software development skills.

Jest

TypeScript

See path

5 lessons

25 practices

3 hours

Programming, Algorithms, and Data Structures

Course details

Isolating Dependencies with Test Doubles: Dummies

Preview

Testing Email Parameters with Dummies

Enhancing the Logger Interface

Fix the Test Suite Bug

Implementing Dummies in Test Suites

Master Dummies in Test Suites

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Next Course: Refactoring by Leveraging Your Tests with TypeScript & Jest

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