aaron-y-chen commented on code in PR #72555:
URL: https://github.com/apache/airflow/pull/72555#discussion_r3985993743


##########
chart/tests/helm_tests/airflow_aux/test_pod_template_file.py:
##########
@@ -1293,6 +1296,68 @@ def 
test_runtime_class_name_values_are_configurable(self):
 
         assert jmespath.search("spec.runtimeClassName", docs[0]) == "nvidia"
 
+    def test_kerberos_sidecar_is_native_sidecar(self):
+        docs = render_chart(
+            values={"workers": {"kubernetes": {"kerberosSidecar": {"enabled": 
True}}}},
+            show_only=["templates/pod-template-file.yaml"],
+            chart_dir=self.temp_chart_dir,
+        )
+        sidecar = 
jmespath.search("spec.initContainers[?name=='worker-kerberos'] | [0]", docs[0])
+        assert sidecar is not None
+        assert sidecar["restartPolicy"] == "Always"
+        assert jmespath.search("spec.containers[?name=='worker-kerberos'] | 
[0]", docs[0]) is None
+
+    def test_kerberos_init_and_sidecar_coexistence(self):
+        docs = render_chart(
+            values={
+                "workers": {
+                    "kubernetes": {
+                        "kerberosInitContainer": {"enabled": True},
+                        "kerberosSidecar": {"enabled": True},
+                    }
+                }
+            },
+            show_only=["templates/pod-template-file.yaml"],
+            chart_dir=self.temp_chart_dir,
+        )
+        init_containers = jmespath.search("spec.initContainers", docs[0])
+        init_names = [c["name"] for c in init_containers]
+        assert "kerberos-init" in init_names
+        assert "worker-kerberos" in init_names
+        assert init_names.index("kerberos-init") < 
init_names.index("worker-kerberos")
+        assert init_containers[-1]["name"] == "worker-kerberos"
+
+        kerberos_init = 
jmespath.search("spec.initContainers[?name=='kerberos-init'] | [0]", docs[0])
+        worker_kerberos = 
jmespath.search("spec.initContainers[?name=='worker-kerberos'] | [0]", docs[0])
+        assert "restartPolicy" not in kerberos_init
+        assert worker_kerberos.get("restartPolicy") == "Always"
+
+    def test_pod_override_reconciliation_with_kerberos_sidecar(self):
+        docs = render_chart(
+            values={"workers": {"kubernetes": {"kerberosSidecar": {"enabled": 
True}}}},
+            show_only=["templates/pod-template-file.yaml"],
+            chart_dir=self.temp_chart_dir,
+        )
+        base_pod = PodGenerator.deserialize_model_dict(docs[0])
+        override_pod = k8s.V1Pod(
+            spec=k8s.V1PodSpec(
+                containers=[
+                    k8s.V1Container(name="base"),
+                    k8s.V1Container(name="custom-container", 
image="custom-image:latest"),
+                ]
+            )
+        )
+        reconciled = PodGenerator.reconcile_pods(base_pod, override_pod)
+
+        sidecars = [c for c in reconciled.spec.init_containers if c.name == 
"worker-kerberos"]
+        assert len(sidecars) == 1
+        assert sidecars[0].restart_policy == "Always"
+
+        custom_containers = [c for c in reconciled.spec.containers if c.name 
== "custom-container"]
+        assert len(custom_containers) == 1
+        assert custom_containers[0].image == "custom-image:latest"
+        assert custom_containers[0].args is None

Review Comment:
   Fixed! Thanks for pointing it out.



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