Promote ReplicaSetScale e2e test to Conformance

test/conformance/testdata/conformance.yaml

@@ -2082,6 +2082,15 @@
     the Job MUST execute to completion.
   release: v1.16
   file: test/e2e/apps/job.go
+- testname: ReplicaSet, completes the scaling of a ReplicaSet subresource
+  codename: '[sig-apps] ReplicaSet Replicaset should have a working scale subresource
+    [Conformance]'
+  description: Create a ReplicaSet (RS) with a single Pod. The Pod MUST be verified
+    that it is running. The RS MUST get and verify the scale subresource count. The
+    RS MUST update and verify the scale subresource. The RS MUST patch and verify
+    a scale subresource.
+  release: v1.21
+  file: test/e2e/apps/replica_set.go
 - testname: Replica Set, adopt matching pods and release non matching pods
   codename: '[sig-apps] ReplicaSet should adopt matching pods on creation and release
     no longer matching pods [Conformance]'

test/e2e/apps/replica_set.go

@@ -119,7 +119,15 @@ var _ = SIGDescribe("ReplicaSet", func() {
 		testRSAdoptMatchingAndReleaseNotMatching(f)
 	})
 
-	ginkgo.It("Replicaset should have a working scale subresource", func() {
+	/*
+		Release: v1.21
+		Testname: ReplicaSet, completes the scaling of a ReplicaSet subresource
+		Description: Create a ReplicaSet (RS) with a single Pod. The Pod MUST be verified
+		that it is running. The RS MUST get and verify the scale subresource count.
+		The RS MUST update and verify the scale subresource. The RS MUST patch and verify
+		a scale subresource.
+	*/
+	framework.ConformanceIt("Replicaset should have a working scale subresource", func() {
 		testRSScaleSubresources(f)
 	})
 })