From 9a330d187142be5c1498c29e8523bdbbb148e39d Mon Sep 17 00:00:00 2001
From: Brandon Palm <bpalm@redhat.com>
Date: Mon, 24 Nov 2025 15:36:21 -0600
Subject: [PATCH] Migrate away from deprecated ioutil

---
 pkg/build/controller/build/build_controller_test.go         | 3 +--
 pkg/image/controller/imagestream_controller_test.go         | 5 ++---
 pkg/template/controller/templateinstance_controller_test.go | 4 ++--
 3 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/pkg/build/controller/build/build_controller_test.go b/pkg/build/controller/build/build_controller_test.go
index fff21030d..43745d415 100644
--- a/pkg/build/controller/build/build_controller_test.go
+++ b/pkg/build/controller/build/build_controller_test.go
@@ -3,7 +3,6 @@ package build
 import (
 	"context"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"reflect"
 	"strings"
@@ -1761,7 +1760,7 @@ func TestHandleControllerConfig(t *testing.T) {
 			}
 
 			// Ensure that the generated configuration is actually valid.
-			registriesConf, err := ioutil.TempFile("", "registries.conf")
+			registriesConf, err := os.CreateTemp("", "registries.conf")
 			defer os.Remove(registriesConf.Name())
 			if err != nil {
 				t.Errorf("unexpected error creating temp file: %s", err.Error())
diff --git a/pkg/image/controller/imagestream_controller_test.go b/pkg/image/controller/imagestream_controller_test.go
index a2f6f7769..1f7c1e85e 100644
--- a/pkg/image/controller/imagestream_controller_test.go
+++ b/pkg/image/controller/imagestream_controller_test.go
@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"net/http"
 	"reflect"
 	"strings"
@@ -478,7 +477,7 @@ func objBody(object interface{}) io.ReadCloser {
 	if err != nil {
 		panic(err)
 	}
-	return ioutil.NopCloser(bytes.NewReader([]byte(output)))
+	return io.NopCloser(bytes.NewReader([]byte(output)))
 }
 
 func header() http.Header {
@@ -488,7 +487,7 @@ func header() http.Header {
 }
 
 func decode(reader io.ReadCloser, decoder runtime.Decoder) (runtime.Object, error) {
-	data, err := ioutil.ReadAll(reader)
+	data, err := io.ReadAll(reader)
 	if err != nil {
 		return nil, err
 	}
diff --git a/pkg/template/controller/templateinstance_controller_test.go b/pkg/template/controller/templateinstance_controller_test.go
index 9c779b2ad..9c20083c5 100644
--- a/pkg/template/controller/templateinstance_controller_test.go
+++ b/pkg/template/controller/templateinstance_controller_test.go
@@ -3,7 +3,7 @@ package controller
 import (
 	"bytes"
 	"encoding/json"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"testing"
 	"time"
@@ -72,7 +72,7 @@ func TestControllerCheckReadiness(t *testing.T) {
 				}
 				return &http.Response{
 					StatusCode: http.StatusOK,
-					Body:       ioutil.NopCloser(bytes.NewBuffer(b)),
+					Body:       io.NopCloser(bytes.NewBuffer(b)),
 				}, nil
 			})
 		},