Testing and Deploying an API in a Microservice with Flask

In this chapter, we will configure, write, and execute unit tests and learn a few things related to deployment. We will do the following:

• Set up unit tests with pytest
• Create a database for testing
• Create fixtures to perform setup and teardown tasks for running clean tests
• Write the first round of unit tests
• Run unit tests with pytest and check testing coverage
• Improve testing coverage
• Understand strategies for deployments and scalability