This should match the 'ALL=ALL' rule.
Parses OK

Entries for user admin:

ALL = (admin : staff) NOPASSWD: ALL
	host  allowed
	runas unmatched

ALL = ALL
	host  allowed
	runas allowed
	cmnd  allowed

Password required

Command allowed

This should match the 'ALL=ALL' rule.
Parses OK

Entries for user admin:

ALL = ALL
	host  allowed
	runas allowed
	cmnd  allowed

Password required

Command allowed

This should match the 'ALL=(:staff) NOPASSWD: ALL' rule.
Parses OK

Entries for user admin:

ALL = (admin : staff) NOPASSWD: ALL
	host  allowed
	runas allowed
	cmnd  allowed

Command allowed

This should match the 'ALL=(:staff) NOPASSWD: ALL' rule.
Parses OK

Entries for user admin:

ALL = ALL
	host  allowed
	runas unmatched

ALL = (admin : staff) NOPASSWD: ALL
	host  allowed
	runas allowed
	cmnd  allowed

Command allowed

This should match the 'ALL=(:staff) NOPASSWD: ALL' rule.
Parses OK

Entries for user admin:

ALL = ALL
	host  allowed
	runas unmatched

ALL = (admin : staff) NOPASSWD: ALL
	host  allowed
	runas allowed
	cmnd  allowed

Command allowed

This should match the 'ALL=(:staff) NOPASSWD: ALL' rule.
Parses OK

Entries for user admin:

ALL = ALL
	host  allowed
	runas unmatched

ALL = (admin : staff) NOPASSWD: ALL
	host  allowed
	runas allowed
	cmnd  allowed

Command allowed

This should not match any rules.
Parses OK

Entries for user admin:

ALL = ALL
	host  allowed
	runas unmatched

ALL = (admin : staff) NOPASSWD: ALL
	host  allowed
	runas unmatched

Password required

Command unmatched

This should not match any rules.
Parses OK

Entries for user admin:

ALL = ALL
	host  allowed
	runas unmatched

ALL = (admin : users) NOPASSWD: ALL
	host  allowed
	runas unmatched

Password required

Command unmatched