From 16e1a602816225cb515a9e723fc313c1f1c346e9 Mon Sep 17 00:00:00 2001
From: sebgl <contact.sebgl@gmail.com>
Date: Thu, 28 Nov 2019 16:27:00 +0100
Subject: [PATCH] Don't init flags in init()

An issue prevents unit tests to run if flags are initialized in an
init() function. More details there:
https://github.com/golang/go/issues/31859.

A workaround is to init flags another way (here by calling a function
from main()).
---
 main.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/main.go b/main.go
index 6aa8f47..7ab05aa 100644
--- a/main.go
+++ b/main.go
@@ -75,7 +75,7 @@ type apiPackage struct {
 
 func (v *apiPackage) identifier() string { return fmt.Sprintf("%s/%s", v.apiGroup, v.apiVersion) }
 
-func init() {
+func initFlags() {
 	klog.InitFlags(nil)
 	flag.Set("alsologtostderr", "true") // for klog
 	flag.Parse()
@@ -114,6 +114,8 @@ func resolveTemplateDir(dir string) error {
 func main() {
 	defer klog.Flush()
 
+	initFlags()
+
 	f, err := os.Open(*flConfig)
 	if err != nil {
 		klog.Fatalf("failed to open config file: %+v", err)