From 1df43a9735409dad6db40e1d90ec117b984f82ce Mon Sep 17 00:00:00 2001
From: iahsanGill <mgill.bese22seecs@seecs.edu.pk>
Date: Thu, 13 Aug 2026 01:29:37 +0500
Subject: [PATCH] test: reproduce integer key marshal failure

---
 api/krusty/configmaps_test.go | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/api/krusty/configmaps_test.go b/api/krusty/configmaps_test.go
index e36767fa7..d58e806d1 100644
--- a/api/krusty/configmaps_test.go
+++ b/api/krusty/configmaps_test.go
@@ -9,6 +9,31 @@ import (
 	kusttest_test "sigs.k8s.io/kustomize/api/testutils/kusttest"
 )
 
+func TestIntegerKey(t *testing.T) {
+	th := kusttest_test.MakeHarness(t)
+	th.WriteK(".", `
+resources:
+- cm.yaml
+`)
+	th.WriteF("cm.yaml", `
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: cm
+data:
+  123: abc
+`)
+	m := th.Run(".", th.MakeDefaultOptions())
+	th.AssertActualEqualsExpected(m, `
+apiVersion: v1
+data:
+  "123": abc
+kind: ConfigMap
+metadata:
+  name: cm
+`)
+}
+
 // Numbers and booleans are quoted
 func TestGeneratorIntVsStringNoMerge(t *testing.T) {
 	th := kusttest_test.MakeHarness(t)