cpumanager: test: add missing helper

add back the missing AssertStateEqual helper;
it is needed by some tests we still want to run.

Signed-off-by: Francesco Romani <fromani@redhat.com>

pkg/kubelet/cm/cpumanager/state/state_checkpoint_test.go

@@ -18,6 +18,7 @@ package state
 
 import (
 	"os"
+	"reflect"
 	"strings"
 	"testing"
 
@@ -397,3 +398,17 @@ func TestCheckpointStateClear(t *testing.T) {
 		})
 	}
 }
+
+func AssertStateEqual(t *testing.T, sf State, sm State) {
+	cpusetSf := sf.GetDefaultCPUSet()
+	cpusetSm := sm.GetDefaultCPUSet()
+	if !cpusetSf.Equals(cpusetSm) {
+		t.Errorf("State CPUSet mismatch. Have %v, want %v", cpusetSf, cpusetSm)
+	}
+
+	cpuassignmentSf := sf.GetCPUAssignments()
+	cpuassignmentSm := sm.GetCPUAssignments()
+	if !reflect.DeepEqual(cpuassignmentSf, cpuassignmentSm) {
+		t.Errorf("State CPU assignments mismatch. Have %s, want %s", cpuassignmentSf, cpuassignmentSm)
+	}
+}