[F] setup
[F] Sourcing nvm.sh global alias bug
[F] Sourcing nvm.sh should keep version if one is active
[F] Sourcing nvm.sh should use the default if available and no nvm node is loaded
[F] Sourcing nvm.sh with --install and .nvmrc should install it
[F] Sourcing nvm.sh with --install should install the default
[F] Sourcing nvm.sh with --no-use should not use anything
[F] Sourcing nvm.sh with no default should return 0
[F] teardown