add test

Author: zhengkezhou1

core/src/test/java/org/apache/gravitino/storage/relational/TestJDBCBackend.java

@@ -79,6 +79,7 @@
 import org.apache.gravitino.meta.TopicEntity;
 import org.apache.gravitino.meta.UserEntity;
 import org.apache.gravitino.storage.RandomIdGenerator;
+import org.apache.gravitino.storage.relational.mapper.CatalogMetaMapper;
 import org.apache.gravitino.storage.relational.mapper.GroupMetaMapper;
 import org.apache.gravitino.storage.relational.mapper.UserMetaMapper;
 import org.apache.gravitino.storage.relational.service.MetalakeMetaService;
@@ -759,6 +760,13 @@ public void testMetaLifeCycleFromCreationToDeletion() throws IOException {
         backend.list(catalog.namespace(), Entity.EntityType.CATALOG, true);
     assertTrue(catalogs.contains(catalog));
 
+    assertEquals(
+        1,
+        SessionUtils.doWithCommitAndFetchResult(
+                CatalogMetaMapper.class,
+                mapper -> mapper.listCatalogPOsByMetalakeName(metalake.name()))
+            .size());
+
     List<SchemaEntity> schemas = backend.list(schema.namespace(), Entity.EntityType.SCHEMA, true);
     assertTrue(schemas.contains(schema));
 
@@ -856,6 +864,13 @@ public void testMetaLifeCycleFromCreationToDeletion() throws IOException {
     // meta data soft delete
     backend.delete(metalake.nameIdentifier(), Entity.EntityType.METALAKE, true);
 
+    assertEquals(
+        0,
+        SessionUtils.doWithCommitAndFetchResult(
+                CatalogMetaMapper.class,
+                mapper -> mapper.listCatalogPOsByMetalakeName(metalake.name()))
+            .size());
+
     // check existence after soft delete
     assertFalse(backend.exists(metalake.nameIdentifier(), Entity.EntityType.METALAKE));
     assertTrue(backend.exists(anotherMetaLake.nameIdentifier(), Entity.EntityType.METALAKE));