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CodeSignal

Red-Green-Refactor: Practicing TDD with C++ & Google Test

via CodeSignal

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Overview

This course focuses on practicing the core TDD workflow: "Red-Green-Refactor." You'll write failing tests (Red), implement code to pass them (Green), and refactor while keeping tests passing (Refactor). No new concepts are introduced—just hands-on practice with various requirements to sharpen your TDD skills.

Syllabus

  • Unit 1: Introduction to Test Driven Development with C++ and Google Test
    • Correct Discount Application Task
    • Zero Discount Handling Task
    • Decimal Discount Precision Implementation Task
    • Negative Price Error Handling in Discount Calculation
    • Calculate Discount with Error Handling in C++
  • Unit 2: Continue Developing the CalculateDiscount Function in C++ with Google Test
    • Negative Discount Handling in C++
    • Handling Very Small Prices
    • Minimum Discount Percentage Application Task
    • Capping Maximum Discount Amount Implementation
  • Unit 3: Introduction to the Shopping Cart Module Using C++ and Google Test
    • Implementing an Empty Shopping Cart Feature
    • Adding a Single Item to ShoppingCart
    • ShoppingCart Feature Implementation
    • Handling Multiple Quantities of the Same Item in Shopping Cart
    • Removing an Item from ShoppingCart
  • Unit 4: More Advanced Features for the Shopping Cart Module with TDD
    • Removing a Non-Existent Item from ShoppingCart
    • Applying Percentage Discount to Shopping Cart
    • Applying Bulk Discount in Shopping Cart
    • Clearing All Items in ShoppingCart
    • Updating Item Quantity in ShoppingCart
  • Unit 5: Completing the Shopping Cart Module with C++ and Google Test
    • Implementing Quantity Limit for Shopping Cart Items
    • Retrieving Item Details by ID
    • Applying Discount Codes in ShoppingCart
    • Invalid Discount Code Handling in ShoppingCart
    • Adding an Existing Item in a Shopping Cart
    • Adding to Existing Item Respects Maximum Quantity

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