use flatten variables

molecule/default/verify.yml

@@ -2,25 +2,29 @@
 - name: Verify Jenkins systemd unit environment variables
   hosts: all
   tasks:
-    - name: Assert JAVA_OPTS is defined in override.conf
+    - name: Read override.conf content
       ansible.builtin.slurp:
-        src: /etc/systemd/system/jenkins.service.d/override.conf  # Adjust the path as necessary
+        src: /etc/systemd/system/jenkins.service.d/override.conf
       register: override_conf_content
 
     - name: Decode override.conf content
       ansible.builtin.set_fact:
         override_conf_decoded: "{{ override_conf_content.content | b64decode }}"
 
+    - name: Print decoded override.conf content
+      ansible.builtin.debug:
+        var: override_conf_decoded
+
     - name: Assert JAVA_OPTS is present
       ansible.builtin.assert:
         that:
           - override_conf_decoded is defined
-          - override_conf_decoded | search('JAVA_OPTS=-Djenkins.install.runSetupWizard=false')
+          - 'JAVA_OPTS=-Djenkins.install.runSetupWizard=false' in override_conf_decoded
         fail_msg: "JAVA_OPTS is not set correctly in override.conf."
 
     - name: Assert JENKINS_LISTEN_ADDRESS is present
       ansible.builtin.assert:
         that:
           - override_conf_decoded is defined
-          - override_conf_decoded | search('JENKINS_LISTEN_ADDRESS=127.0.0.1')
+          - 'JENKINS_LISTEN_ADDRESS=127.0.0.1' in override_conf_decoded
         fail_msg: "JENKINS_LISTEN_ADDRESS is not set correctly in override.conf."