diff --git a/erpnext/stock/report/item_variant_details/test_item_variant_details.py b/erpnext/stock/report/item_variant_details/test_item_variant_details.py
new file mode 100644
index 00000000000..87c8ea28cb8
--- /dev/null
+++ b/erpnext/stock/report/item_variant_details/test_item_variant_details.py
@@ -0,0 +1,37 @@
+# Copyright (c) 2026, Frappe Technologies Pvt. Ltd. and Contributors
+# See license.txt
+
+import frappe
+
+from erpnext.controllers.item_variant import create_variant
+from erpnext.stock.doctype.stock_entry.stock_entry_utils import make_stock_entry
+from erpnext.stock.report.item_variant_details.item_variant_details import execute
+from erpnext.tests.utils import ERPNextTestSuite
+
+
+class TestItemVariantDetails(ERPNextTestSuite):
+	def run_report(self, **extra):
+		return execute(frappe._dict(extra))[1]
+
+	def test_variants_listed_for_template(self):
+		template = "_Test Variant Item"
+
+		variant = create_variant(template, {"Test Size": "Small"})
+		variant.insert(ignore_if_duplicate=True)
+
+		make_stock_entry(
+			item_code=variant.name,
+			to_warehouse="Stores - _TC",
+			qty=5,
+			rate=100,
+		)
+
+		rows = self.run_report(item=template)
+
+		variant_rows = [row for row in rows if row.get("variant_name") == variant.name]
+		self.assertEqual(len(variant_rows), 1)
+
+		row = variant_rows[0]
+		self.assertEqual(row.get("test_size"), "Small")
+		self.assertEqual(row.get("current_stock"), 5)
+		self.assertEqual(row.get("open_orders"), 0)