Introduction to Apex Unit Tests - Part 1: Test Classes & Assertion
Start your journey into Apex Unit Testing with this hands-on introduction! 🎯
🔍 What You’ll Learn:
1. What is Unit Testing?
Understand its importance in catching issues early, regression testing, and testing positive and negative scenarios.
2. Writing Test Classes:
Learn the step-by-step process using a Math Utility example, including annotations, data preparation, execution, and validation.
3. The Power of Assertions:
Discover why assertions are essential for verifying code behaviour and why relying on code coverage alone is not enough.
4. Assert Class vs System.Assert:
Explore the benefits of using the Assert class for more readable and efficient tests.
5. Running Tests in Developer Console:
See how to execute test methods and validate results with proper assertions.
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