use custom controller registry in tests

controllers/alert_controller_test.go

@@ -28,6 +28,7 @@ import (
 
 	"github.com/fluxcd/pkg/ssa"
 	. "github.com/onsi/gomega"
+	"github.com/prometheus/client_golang/prometheus"
 	"github.com/sethvargo/go-limiter/memorystore"
 	prommetrics "github.com/slok/go-http-metrics/metrics/prometheus"
 	"github.com/slok/go-http-metrics/middleware"
@@ -168,9 +169,12 @@ func TestAlertReconciler_EventHandler(t *testing.T) {
 	)
 	g.Expect(createNamespace(namespace)).NotTo(HaveOccurred(), "failed to create test namespace")
 
+	reg := prometheus.NewRegistry()
+
 	eventMdlw := middleware.New(middleware.Config{
 		Recorder: prommetrics.NewRecorder(prommetrics.Config{
-			Prefix: "gotk_event",
+			Prefix:   "gotk_event",
+			Registry: reg,
 		}),
 	})
 
@@ -434,9 +438,12 @@ func TestAlertReconciler_EventHandler_CrossNamespaceRefs(t *testing.T) {
 	)
 	g.Expect(createNamespace(namespace)).NotTo(HaveOccurred(), "failed to create test namespace")
 
+	reg := prometheus.NewRegistry()
+
 	eventMdlw := middleware.New(middleware.Config{
 		Recorder: prommetrics.NewRecorder(prommetrics.Config{
-			Prefix: "gotk_event",
+			Prefix:   "gotk_event",
+			Registry: reg,
 		}),
 	})
 

go.mod

@@ -24,6 +24,7 @@ require (
 	github.com/ktrysmt/go-bitbucket v0.9.55
 	github.com/microsoft/azure-devops-go-api/azuredevops/v6 v6.0.1
 	github.com/onsi/gomega v1.27.2
+	github.com/prometheus/client_golang v1.14.0
 	github.com/sethvargo/go-limiter v0.7.2
 	github.com/slok/go-http-metrics v0.10.0
 	github.com/spf13/pflag v1.0.5
@@ -110,7 +111,6 @@ require (
 	github.com/peterbourgon/diskv v2.0.1+incompatible // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/prometheus/client_golang v1.14.0 // indirect
 	github.com/prometheus/client_model v0.3.0 // indirect
 	github.com/prometheus/common v0.37.0 // indirect
 	github.com/prometheus/procfs v0.8.0 // indirect