Spring Security in Action, Second Edition

18 Testing security configurations

This chapter covers

• Testing integration with Spring Security configurations for endpoints
• Defining mock users for tests
• Testing integration with Spring Security for method-level security
• Testing reactive Spring implementations

The legend says that writing unit and integration tests started with the following short verse:

99 little bugs in the code,

99 little bugs.

Track one down, patch it around,

There’s 113 little bugs in the code.

—Anonymous

With time, software became more complex, and teams became larger. Knowing all the functionalities implemented over time by others became impossible. Developers needed a way to make sure they didn’t break existing functionalities while correcting bugs or implementing ...