Test if this relation is satisfied on the current system or with the provided Pool.
If no SystemInfo is found, a temporary one will be created. If no Pool is provided, any component relationships can not be validated and an error will be thrown.
| this |
a Relation instance. |
| system_info |
an SystemInfo to use for system information. |
| pool |
an Pool to find component dependencies in. |
|
an RelationCheckResult with details about the result, or null on error. |