Fix and improve tests

netenv/environment_test.go

@@ -1,21 +1,11 @@
-// +build linux
-
 package netenv
 
 import "testing"
 
 func TestEnvironment(t *testing.T) {
-
-	nameserversTest, err := getNameserversFromResolvconf()
-	if err != nil {
-		t.Errorf("failed to get namerservers from resolvconf: %s", err)
-	}
-	t.Logf("nameservers from resolvconf: %v", nameserversTest)
-
-	nameserversTest = Nameservers()
-	t.Logf("nameservers: %v", nameserversTest)
+	nameserversTest := Nameservers()
+	t.Logf("nameservers: %+v", nameserversTest)
 
 	gatewaysTest := Gateways()
-	t.Logf("gateways: %v", gatewaysTest)
-
+	t.Logf("gateways: %+v", gatewaysTest)
 }