Revert "tools.test: run tests with auto-use? turned off"
Revert "tools.test: run tests with auto-use? turned off"

This reverts commit 841a2d4aeb1cea20f7ea12d2c8364220ba9f06bc.

factor/factor,factor/factor,tgunr/factor,tgunr/factor,factor/factor,mrjbq7/factor,mrjbq7/factor,tgunr/factor,mrjbq7/factor,factor/factor,factor/factor,mrjbq7/factor,factor/factor,mrjbq7/factor,tgunr/factor,tgunr/factor,mrjbq7/factor,tgunr/factor