fix: read file directly

Author: pandatix

environment/deploy/integration/main_test.go

@@ -1,10 +1,7 @@
 package integration
 
 import (
-	"crypto/rand"
-	"encoding/hex"
 	"fmt"
-	"log"
 	"os"
 	"path/filepath"
 	"testing"
@@ -41,17 +38,11 @@ func kubeconfig() string {
 		return ""
 	}
 
-	// If raw kubeconfig, export it directly
-	_, err := os.Stat(kubeconfig)
+	// If raw kubeconfig, export it directly, else export content
+	kb, err := os.ReadFile(kubeconfig)
 	if err == nil {
 		return export([]byte(kubeconfig))
 	}
-
-	// Else cp
-	kb, err := os.ReadFile(kubeconfig)
-	if err != nil {
-		log.Fatal(err)
-	}
 	return export(kb)
 }
 
@@ -61,9 +52,3 @@ func export(content []byte) string {
 	_ = os.WriteFile(o, content, 0644)
 	return o
 }
-
-func randName() string {
-	buf := make([]byte, 8)
-	rand.Read(buf)
-	return hex.EncodeToString(buf)
-}