Black-box testing Testers provide the system with inputs and observe the outputs They can see none of The source code The internal data any of the design documentation describing the system's internals www.oseng.com C Lethbridge/Laganiere 2001 Chapter 10: Testing and Inspecting for High Quality© Lethbridge/Laganière 2001 Chapter 10: Testing and Inspecting for High Quality 4 Black-box testing Testers provide the system with inputs and observe the outputs • They can see none of: —The source code —The internal data —Any of the design documentation describing the system’s internals