From 167d4afde82867614a4c7c8628a9d2a08a89d7ef Mon Sep 17 00:00:00 2001
From: Giovanni Grano <me@giograno.com>
Date: Tue, 5 Dec 2023 21:56:07 +0100
Subject: [PATCH] Route53: add CallerReference to the response of two more
 operations (#7097)

---
 moto/route53/responses.py          | 3 +++
 tests/test_route53/test_route53.py | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/moto/route53/responses.py b/moto/route53/responses.py
index 3b2bdafed042..7227f85f59d1 100644
--- a/moto/route53/responses.py
+++ b/moto/route53/responses.py
@@ -660,6 +660,7 @@ def reusable_delegation_set(self, request: Any, full_url: str, headers: Any) ->
    <HostedZone>
       <Id>/hostedzone/{{ zone.id }}</Id>
       <Name>{{ zone.name }}</Name>
+      <CallerReference>{{ zone.caller_reference }}</CallerReference>
       <ResourceRecordSetCount>{{ zone.rrsets|count }}</ResourceRecordSetCount>
       <Config>
         {% if zone.comment %}
@@ -689,6 +690,7 @@ def reusable_delegation_set(self, request: Any, full_url: str, headers: Any) ->
       <HostedZone>
          <Id>/hostedzone/{{ zone.id }}</Id>
          <Name>{{ zone.name }}</Name>
+         <CallerReference>{{ zone.caller_reference }}</CallerReference>
          <Config>
             {% if zone.comment %}
                 <Comment>{{ zone.comment }}</Comment>
@@ -711,6 +713,7 @@ def reusable_delegation_set(self, request: Any, full_url: str, headers: Any) ->
       <HostedZone>
          <Id>/hostedzone/{{ zone.id }}</Id>
          <Name>{{ zone.name }}</Name>
+         <CallerReference>{{ zone.caller_reference }}</CallerReference>
          <Config>
             {% if zone.comment %}
                 <Comment>{{ zone.comment }}</Comment>
diff --git a/tests/test_route53/test_route53.py b/tests/test_route53/test_route53.py
index a284408eee0f..1d5fd81a2cb6 100644
--- a/tests/test_route53/test_route53.py
+++ b/tests/test_route53/test_route53.py
@@ -594,9 +594,13 @@ def test_list_hosted_zones_by_dns_name():
     zones = conn.list_hosted_zones_by_name()
     assert len(zones["HostedZones"]) == 4
     assert zones["HostedZones"][0]["Name"] == "test.b.com."
+    assert zones["HostedZones"][0]["CallerReference"] == str(hash("foo"))
     assert zones["HostedZones"][1]["Name"] == "my.test.net."
+    assert zones["HostedZones"][1]["CallerReference"] == str(hash("baz"))
     assert zones["HostedZones"][2]["Name"] == "test.a.org."
+    assert zones["HostedZones"][2]["CallerReference"] == str(hash("bar"))
     assert zones["HostedZones"][3]["Name"] == "test.a.org."
+    assert zones["HostedZones"][3]["CallerReference"] == str(hash("bar"))
 
 
 @mock_route53