u-boot/test/dm/Kconfig

config DM_TEST
	bool "Enable driver model test command"
	depends on SANDBOX && CMD_DM
	help
	  This enables the 'dm test' command which runs a series of unit
	  tests on the driver model code. Each subsystem (uclass) is tested.
	  If all is well then all tests pass although there will be a few
	  messages printed along the way.