Groovy testing with Spock Framework. 12+ examples covering given/when/then, data-driven testing, mocking, stubbing, exception testing, @Unroll. Groovy 5.0.6. “Code without tests is bad code.” Michael Feathers, Working Effectively with Legacy Code Last Updated: July 2026 | Tested on: Groovy 5.0.6, Spock 2.4, Java 17+ | Difficulty: Beginner to Intermediate | Reading Time: 25 minutes Testing is one of those things every developer knows they should do, but too often the testing framework itself gets in the way. Verbose setup, cryptic ... Read More