Explore advanced Test-Driven Development (TDD) techniques for Spring Boot applications in this 44-minute conference talk from Spring I/O 2017. Delve into challenging testing scenarios, including database queries, caching, configuration files, form validations, and message brokers. Learn how to leverage the latest Spring Boot annotations and utilities to create lightweight unit tests for complex problems. Discover strategies for writing integration tests without making external API calls and addressing difficult-to-test situations. Through live coding demonstrations and real-world examples, gain practical insights into implementing TDD effectively in Spring Boot projects, with a focus on the URL shortening use case. Enhance your testing skills and improve the overall quality of your Spring Boot applications.