Disable logs in tests by default

internal/config/config.go

@@ -0,0 +1,4 @@
+package config
+
+// FAST_POLL used for fast testing
+var FAST_POLL = false

internal/testutils/init.go

@@ -0,0 +1,23 @@
+package testutils
+
+import (
+	"io/ioutil"
+	"os"
+
+	"log"
+
+	"github.com/sirupsen/logrus"
+	"sigs.k8s.io/external-dns/internal/config"
+)
+
+func init() {
+	config.FAST_POLL = true
+	if os.Getenv("DEBUG") == "" {
+		logrus.SetOutput(ioutil.Discard)
+		log.SetOutput(ioutil.Discard)
+	} else {
+		if level, err := logrus.ParseLevel(os.Getenv("DEBUG")); err == nil {
+			logrus.SetLevel(level)
+		}
+	}
+}

source/source.go

@@ -29,6 +29,7 @@ import (
 	"k8s.io/apimachinery/pkg/labels"
 	"k8s.io/apimachinery/pkg/util/wait"
 	"sigs.k8s.io/external-dns/endpoint"
+	"sigs.k8s.io/external-dns/internal/config"
 )
 
 const (
@@ -226,13 +227,10 @@ func matchLabelSelector(selector labels.Selector, srcAnnotations map[string]stri
 	return selector.Matches(annotations)
 }
 
-// FAST_POLL used for fast testing
-var FAST_POLL = false
-
 func poll(interval time.Duration, timeout time.Duration, condition wait.ConditionFunc) error {
-	if FAST_POLL {
+	if config.FAST_POLL {
 		interval = 10 * time.Millisecond
-		timeout = 10 * time.Second
+		timeout = 5 * time.Second
 	}
 
 	return wait.Poll(interval, timeout, condition)

source/source_test.go

@@ -19,7 +19,6 @@ package source
 import (
 	"context"
 	"fmt"
-	"os"
 	"testing"
 	"time"
 
@@ -29,12 +28,6 @@ import (
 	"sigs.k8s.io/external-dns/internal/testutils"
 )
 
-func TestMain(m *testing.M) {
-	FAST_POLL = true
-	// call flag.Parse() here if TestMain uses flags
-	os.Exit(m.Run())
-}
-
 func TestGetTTLFromAnnotations(t *testing.T) {
 	for _, tc := range []struct {
 		title       string