Chapter 07: Writing Test Code: Difference between revisions

 
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=== 7.2.3 When to Use Each Type ===
=== 7.2.3 When to Use Each Type ===


'''Use Unit Tests When:''' - Testing business logic in isolation - Validating edge cases and error conditions - Testing pure functions or methods with clear inputs/outputs - Need fast feedback during development
'''Use Unit Tests When:'''  
* Testing business logic in isolation  
* Validating edge cases and error conditions  
* Testing pure functions or methods with clear inputs/outputs  
* Need fast feedback during development


'''Use Integration Tests When:''' - Testing database interactions - Validating component interactions - Testing configuration and wiring - Verifying end-to-end scenarios
'''Use Integration Tests When:'''  
* Testing database interactions  
* Validating component interactions  
* Testing configuration and wiring  
* Verifying end-to-end scenarios


<span id="test-code-patterns-and-quality"></span>
<span id="test-code-patterns-and-quality"></span>
== 7.3 Test Code Patterns and Quality ==
== 7.3 Test Code Patterns and Quality ==