boon now included

src/tests.rs

@@ -488,6 +488,25 @@ fn test_validate_format_empty_string() {
   assert_success(&result);
 }
 
+#[pg_test]
+fn test_validate_format_empty_string_with_ref() {
+  let cache_result = format_with_ref_schemas();
+  assert_success(&cache_result);
+
+  // Test that an optional field with a format constraint passes validation
+  // when the value is an empty string, even when the schema is referenced by a punc.
+  let instance = json!({
+    "id": "123e4567-e89b-12d3-a456-426614174000",
+    "type": "job",
+    "worker_id": "" // Optional field with format, but empty string
+  });
+
+  let result = validate_json_schema("save_job.request", jsonb(instance));
+
+  // This should succeed because empty strings are ignored for format validation.
+  assert_success(&result);
+}
+
 #[pg_test]
 fn test_validate_property_merging() {
   let cache_result = property_merging_schemas();