What is TDD?
Test Driven Development (TDD) can facilitate, pair programming practices. This test-first approach defines a clear starting point if someone joins new in the development team.
Test-driven development (TDD) is a software development process that involves writing automated tests before writing code. Itβs an iterative process that involves repeating a short development cycle until the desired functionality is implemented.
xUnit with TDD
Xunit with TDD follows the Red-Green-Refactor cycle.
The steps are,
Write a failing test (Red).
Fix the code to make the test pass (Green).
Refactor the code for improvement.
Repeat the same process until youβve covered all the test scenarios.
Advantages of TDD
Identify bugs early
Better code design
Higher confidence
Also Read: Test Automation Framework: How we built it for Document360
How Does TDD with xUnit Help Larger Development Teams?
Improved Collaboration
Test Driven Development (TDD) can facilitate, pair programming practices. This test-first approach defines a clear starting point if someone joins new in the development team.
Higher Consistent unit testing codes
Test structure in xUnit provides a consistent structure for all test cases across the development team. The [Fact] and [Theory] attributes along with the AAA pattern provide a uniform framework for writing tests.
Easier Code Reviews
The Unit test has a similar structure ([Fact], [Theory], AAA pattern) and follows a consistent code pattern to help the code reviewer understand the code and highlight the deviations.
Better Code Coverage
TDD helps for 100% code coverage instead of focusing on the critical part or complex part of the system.
Faster Feedback with Parallel Testing
Parallel development and test execution are beneficial for larger teams. It allows for faster test runs on CI/CD pipelines and provides quicker feedback on large test suites.
Encourages Refactoring and Continues Code Improvement
TDD with the XUnit test increases confidence in code refactoring and improves the code quality.
Seamless Onboarding for New Team Members
New team members can use the test suite to understand and test the systemβs behavior and develop expectations.
I hope that by the end of this article, you will have an idea of how TDD with xUnit helps larger development teams and its advantages. Now, it is your turn to give it a try!
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