test: Add CRD roundtrip test data

Author: sbernauer

rust/operator-binary/src/crd/mod.rs

@@ -934,13 +934,60 @@ mod tests {
 
     impl RoundtripTestData for v1alpha1::ZookeeperClusterSpec {
         fn roundtrip_test_data() -> Vec<Self> {
-            vec![]
+            stackable_operator::utils::yaml_from_str_singleton_map(indoc::indoc! {r#"
+              - image:
+                  productVersion: 1.2.3
+                  pullPolicy: IfNotPresent
+                clusterOperation:
+                  reconciliationPaused: false
+                  stopped: true
+                clusterConfig:
+                  authentication:
+                    - authenticationClass: my-auth-class
+                  tls:
+                    quorumSecretClass: null
+                    serverSecretClass: tls
+                  vectorAggregatorConfigMapName: vector-aggregator-discovery
+                servers:
+                  envOverrides:
+                    COMMON_VAR: role-value
+                    ROLE_VAR: role-value
+                  config:
+                    logging:
+                      enableVectorAgent: true
+                    requestedSecretLifetime: 7d
+                    gracefulShutdownTimeout: 30s
+                    initLimit: 5
+                    syncLimit: 2
+                    tickTime: 2000
+                    myidOffset: 1
+                  configOverrides:
+                    zoo.cfg:
+                      maxClientCnxns: "60"
+                  roleConfig:
+                    listenerClass: cluster-internal
+                  roleGroups:
+                    default:
+                      replicas: 1
+                      configOverrides:
+                        zoo.cfg:
+                          maxClientCnxns: "120"
+                      envOverrides:
+                        COMMON_VAR: group-value
+                        GROUP_VAR: group-value
+        "#})
+            .expect("Failed to parse ZookeeperClusterSpec YAML")
         }
     }
 
     impl RoundtripTestData for v1alpha1::ZookeeperZnodeSpec {
         fn roundtrip_test_data() -> Vec<Self> {
-            vec![]
+            stackable_operator::utils::yaml_from_str_singleton_map(indoc::indoc! {"
+              - clusterRef:
+                  name: test-zk
+                  namespace: default
+        "})
+            .expect("Failed to parse ZookeeperZnodeSpec YAML")
         }
     }
 }