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Back-end Engineering

Isolating Dependencies with Test Doubles using JUnit & Mockito

Discover the pivotal role of test doubles in modern software testing. This introductory course 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.

Java

JUnit

Mockito

See path

5 lessons

26 practices

3 hours

Programming, Algorithms, and Data Structures

Course details

Isolating Dependencies with Test Doubles: Dummies

Preview

Understanding EmailService in TDD with Dummy Implementations

Enhancing Logger Interface with Severity Parameter

Identifying and Fixing Bugs in EmailService Tests

Implementing Dummy Dependencies in EmailService Tests

Implementing Test Doubles for NewsletterService

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