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Foundations of TDD in Scala 3 with ScalaTest: The Principles

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Overview

This course introduces Test-Driven Development (TDD) for Scala 3 projects, covering the Red-Green-Refactor workflow, TDD mindset, and setup with ScalaTest. Learn best practices like SOLID principles and dependency injection, and explore TDD's impact on code quality and speed compared to traditional approaches.

Syllabus

Unit 1: Introduction to TDD with Scala: What, Why, and How

Write a Test, Watch It Fail
Make the Test Pass!
Refactor for Readability and Clarity

Unit 2: Generalizing Solutions with TDD

Writing Another Red Test
Making the New Test Pass!
Refactoring with Parametrized Tests

Unit 3: The TDD Mindset: Thinking in Tests with Scala

Defining the First Test
Making the First Test Pass!
Creating Another Failing Test
Implementing the initial Cart Total Functionality
Refactor the Cart Total Function
Make it Red!
Make it Green!
Refactor Using Sum

Unit 4: Setting Up and Mastering Testing in Scala with ScalaTest

Understanding Testing with ScalaTest and AnyFunSpec
Using Assertions
Refactoring Test Setup with BeforeAndAfter
Grouping Email Tests Using Describe
Expect an Exception!
Validating Multiple Emails using Parametrized Testing

Unit 5: Managing Dependencies in TDD with Scala

Writing the first Failing Test
Making it Pass!
Refactoring with the AAA Pattern
Testing for Logging (RED)
Making it Green!
Review and Refactor

Unit 6: Introduction to the AAA Pattern in TDD

Refactoring a Test Suite Using AAA

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