Delete Prometheus namespace

Author: pleshakov

tests/framework/prometheus.go

@@ -13,6 +13,8 @@ import (
 	"github.com/prometheus/client_golang/api"
 	v1 "github.com/prometheus/client_golang/api/prometheus/v1"
 	"github.com/prometheus/common/model"
+	core "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/client-go/rest"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 )
@@ -108,7 +110,7 @@ func InstallPrometheus(
 }
 
 // UninstallPrometheus uninstalls Prometheus from the cluster.
-func UninstallPrometheus() error {
+func UninstallPrometheus(rm ResourceManager) error {
 	output, err := exec.Command(
 		"helm",
 		"uninstall",
@@ -119,6 +121,16 @@ func UninstallPrometheus() error {
 		return fmt.Errorf("failed to uninstall Prometheus: %w; output: %s", err, string(output))
 	}
 
+	ns := &core.Namespace{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: prometheusNamespace,
+		},
+	}
+
+	if err := rm.Delete([]client.Object{ns}); err != nil {
+		return fmt.Errorf("failed to delete Prometheus namespace: %w", err)
+	}
+
 	return nil
 }
 

tests/suite/scale_test.go

@@ -706,7 +706,7 @@ var _ = Describe("Scale test", Ordered, Label("nfr", "scale"), func() {
 
 	AfterAll(func() {
 		close(promPortForwardStopCh)
-		Expect(framework.UninstallPrometheus()).To(Succeed())
+		Expect(framework.UninstallPrometheus(resourceManager)).To(Succeed())
 		Expect(outFile.Close()).To(Succeed())
 
 		// restoring NGF shared among tests in the suite