code: def test_attach_to_pod(self, mock_rand_str, mock_uuid):
      static_uuid = uuid.UUID("cf4a56d2-8101-4217-b027-2af6216feb48")
      mock_uuid.return_value = static_uuid
      rand_str = "abcd1234"
      mock_rand_str.return_value = rand_str
      path = (
          sys.path[0]
          + "/tests/providers/cncf/kubernetes/pod_generator_base.yaml"
      )
      pod = PodGenerator(pod_template_file=path).ud_pod
      secrets = [
          # This should be a secretRef
          Secret("env", None, "secret_a"),
          # This should be a single secret mounted in volumeMounts
          Secret("volume", "/etc/foo", "secret_b"),
          # This should produce a single secret mounted in env
          Secret("env", "TARGET", "secret_b", "source_b"),
      ]
      k8s_client = ApiClient()
      pod = append_to_pod(pod, secrets)
      result = k8s_client.sanitize_for_serialization(pod)
      assert result == {
          "apiVersion": "v1",
          "kind": "Pod",
          "metadata": {
              "labels": {"app": "myapp"},
              "name": "myapp-pod",
              "namespace": "default",
          },
          "spec": {
              "containers": [
                  {
                      "command": ["sh", "-c", "echo Hello Kubernetes!"],
                      "env": [
                          {"name": "ENVIRONMENT", "value": "prod"},
                          {"name": "LOG_LEVEL", "value": "warning"},
                          {
                              "name": "TARGET",
                              "valueFrom": {
                                  "secretKeyRef": {
                                      "key": "source_b",
                                      "name": "secret_b",
                                  }
                              },
                          },
                      ],
                      "envFrom": [
                          {"configMapRef": {"name": "configmap_a"}},
                          {"secretRef": {"name": "secret_a"}},
                      ],
                      "image": "busybox",
                      "name": "base",
                      "ports": [{"containerPort": 1234, "name": "foo"}],
                      "resources": {
                          "limits": {"memory": "200Mi"},
                          "requests": {"memory": "100Mi"},
                      },
                      "volumeMounts": [
                          {
                              "mountPath": "/etc/foo",
                              "name": f"secretvol{static_uuid}",
                              "readOnly": True,
                          },
                      ],
                  },
              ],
              "hostNetwork": True,
              "imagePullSecrets": [
                  {"name": "pull_secret_a"},
                  {"name": "pull_secret_b"},
              ],
              "securityContext": {"fsGroup": 2000, "runAsUser": 1000},
              "volumes": [
                  {
                      "name": f"secretvol{static_uuid}",
                      "secret": {"secretName": "secret_b"},
                  },
              ],
          },
      }
  
file_path: airflow/tests/providers/cncf/kubernetes/models/test_secret.py
imports: from __future__ import annotations
  import sys
  import uuid
  from unittest import mock
  from kubernetes.client import ApiClient, models
  from airflow.providers.cncf.kubernetes.k8s_model import append_to_pod
  from airflow.providers.cncf.kubernetes.pod_generator import PodGenerator
  from airflow.providers.cncf.kubernetes.secret import Secret
label_desc: Use image node_id 5 for calling the TestSecret obj's underlying member method code with example usage: obj.test_attach_to_pod(mock_rand_str, mock_uuid) without return types