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Rails Testing Excellence🧪

Intermediate→Advanced

Rails 8.1

Learn to write robust, maintainable tests for Rails applications. This course covers unit testing with Minitest, model and controller testing, integration tests, system tests with Capybara, and test-driven development practices. Build confidence in your code with comprehensive test coverage.

6

Sections

19

Lessons

21

Challenges

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19 lessons and 21 challenges, all 100% free.

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Writing First Test

First Model Test Challenge(Sign in required)

Beginner+10 Mana

Understanding Fixtures

Fixtures Challenge(Sign in required)

Intermediate+20 Mana

Assertions Deep Dive

Assertion Methods Challenge(Sign in required)

Beginner+10 Mana

Test Structure Challenge(Sign in required)

Beginner+10 Mana

Test Types Quiz(Sign in required)

Beginner+10 Mana

Testing Validations

Testing Associations

Model Validation Challenge(Sign in required)

Beginner+10 Mana

Testing Callbacks

Callback Testing Challenge(Sign in required)

Intermediate+20 Mana

Model Validation Challenge(Sign in required)

Intermediate+20 Mana

Model Scope Testing Quiz(Sign in required)

Intermediate+20 Mana

Controller Test Basics

Testing Authentication

Testing JSON Responses

Controller Test Challenge(Sign in required)

Intermediate+20 Mana

HTTP Methods in Controller Tests(Sign in required)

Beginner+10 Mana

Response Parsing Helper(Sign in required)

Intermediate+20 Mana

Integration Test Concepts

Complex Workflows

Testing Email Workflows

Integration Test Challenge(Sign in required)

Intermediate+20 Mana

Integration Test Helpers(Sign in required)

Beginner+10 Mana

Session Behavior in Integration Tests(Sign in required)

Intermediate+20 Mana

System Test Setup

Capybara Interactions

Testing Javascript

System Test Challenge(Sign in required)

Intermediate+20 Mana

Capybara Actions Quiz(Sign in required)

Beginner+10 Mana

System Test Execution Order(Sign in required)

Intermediate+20 Mana

TDD Introduction

TDD Model Development

TDD Feature Development

TDD Feature Challenge(Sign in required)

Intermediate+20 Mana

TDD Cycle Quiz(Sign in required)

Intermediate+20 Mana

TDD Benefits(Sign in required)

Beginner+10 Mana

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19 interactive lessons and 21 hands-on challenges — learn in VS Code, Cursor, or the web.