Unit Testing REST Controllers with MockMvc Overview Provides patterns for unit testing and classes using MockMvc. Covers request/response handling, HTTP status codes, request parameter binding, validation, content negotiation, response headers, and exception handling with mocked service dependencies. When to Use Use for: controller tests, API endpoint testing, Spring MVC tests, mock HTTP requests, unit testing web layer endpoints, verifying REST controllers in isolation. Instructions 1. Setup standalone MockMvc : for isolated testing 2. Mock service dependencies : Use for all services, for th…