What are the best practices for testing a service layer?
Testing a service layer involves several best practices, such as isolating the service layer, using mocks and stubs, and ensuring thorough coverage of edge cases.
Can you explain why isolating the service layer is important?
Isolating the service layer allows you to test its functionality without dependencies on other layers, making tests more reliable and faster.
What tools do you recommend for testing the service layer?
Some popular tools for testing service layers include JUnit for Java, Mocha for Node.js, and pytest for Python.
How do I handle database interactions in my tests?
You can use in-memory databases or mock database interactions to ensure your tests are fast and do not rely on external systems.
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