NewServiceFunc returns a function that can be used to create new services and can be assigned to service.NewService to mock the OS-level service creator.

ServiceEventError happens when a service's command terminates with an error.

ServiceEventInstall happens when a service is installed.

ServiceEventRemove happens when a service is removed.

ServiceEventStart happens when a service is started.

ServiceEventStop happens when a service is stopped.

UUID holds an arbitrary environment UUID for testing purposes.

Runner is implementation of hook.Runner suitable for use in tests.

ServiceEvent represents an event on a service created by the function returned from NewServiceFunc.

MemState implements hook.PersistentState in memory.

ServiceEventKind represents the kind of a ServiceEvent.