Test-Driven Development with C++

Course objectives

After completing this course you will be able to:

• design object-oriented software for testing - SOLID OOP, Dependency Injection, etc.
• write unit tests using mock objects (stub and mock)
• organize tests in a project developed in the TDD methodology
• effectively implement TDD principles in the project under development

Course syllabus

Introduction to Test-Driven Development

• Test-Driven Development foundations
• TDD cycle: Red-Green-Refactor
• Pros & cons of TDD
• TDD Kata and Dojo

How to design a testable code

• SOLID OOP in TDD
  • Single-Responsibility Principle
  • Open/Close Principle
  • Liskov Substitution Principle
  • Interface Segregation Principle
  • Dependency Inversion Principle

Unit tests

• What is unit testing?
• Attributes of good unit tests – FIRST
• Organization of tests in project
• Unit tests frameworks
  • Google Test
  • Catch
• Unit tests patterns
  • Four-Phase Test
  • State Verification
  • Guard Assertion
  • Delta Assertion
  • Custom Assertion
  • Behavior Verification

Test doubles

• Test doubles: Fake, Dummy, Stub and Mock
• Using Stubs – state verification
• Behaviour-Based Testing – Mocks
• Mock libraries
  • Google Mock
  • Trompeloeil

Dependency Injection

• Using Dependency Injection in TDD
• Using boost-ext/di library to control dependencies

Refactoring

• Extraction of classes
• Extraction of interfaces
• Rename variables, fields, methods and classes
• Encapsulation of fields
• Replace conditional with polymorphism
• Refactoring towards Design Patterns
• Refactoring a legacy code

Integration tests and Code-Coverage

• Integration tests
• End-to-End functional tests
• Code-Coverage tools

Prerequisites

Attendance of our Programowanie w języku C++ course or equivalent experience with C++

Course duration

3 days, 8 class hours each