test(cgroups): add code coverage for job annotation transform plugin

Author: AngeCyp

plugins/cgroups/oar/src/source.rs

@@ -31,14 +31,14 @@ impl JobSourceSetup {
         let trigger = TriggerSpec::at_interval(config.poll_interval);
         match config.oar_version {
             OarVersion::Oar2 => Ok(Self {
-                tagger: tagger,
+                tagger,
                 username_from_userid: false,
                 trigger,
                 tracker,
                 jobs_only: config.jobs_only,
             }),
             OarVersion::Oar3 => Ok(Self {
-                tagger: tagger,
+                tagger,
                 username_from_userid: true,
                 trigger,
                 tracker,

plugins/cgroups/util-cgroups-plugins/src/job_annotation_transform.rs

@@ -63,7 +63,7 @@ impl<T: JobTagger> Transform for JobAnnotationTransform<T> {
         Ok(())
     }
 
-    fn finish(&mut self, ctx: &TransformContext) -> Result<(), TransformError> {
+    fn finish(&mut self, _ctx: &TransformContext) -> Result<(), TransformError> {
         Ok(())
     }
 }
@@ -73,7 +73,7 @@ impl<T: JobTagger> Transform for JobAnnotationTransform<T> {
 pub struct SharedCgroupHierarchy(Arc<Mutex<Option<CgroupHierarchy>>>);
 
 impl SharedCgroupHierarchy {
-    fn set(&self, value: CgroupHierarchy) {
+    pub fn set(&self, value: CgroupHierarchy) {
         *self.0.lock().unwrap() = Some(value);
     }
 }

plugins/cgroups/util-cgroups-plugins/src/lib.rs

@@ -10,4 +10,3 @@ pub mod job_annotation_transform;
 pub mod metrics;
 pub mod regex;
 mod self_stop;
-mod tests;