fixed drop errors for database initialization

src/tests/mod.rs

@@ -18,7 +18,7 @@ fn test_library_api() {
         "errors": [{
             "code": "ENGINE_NOT_INITIALIZED",
             "message": "JSPG extension has not been initialized via jspg_setup",
-            "details": { "path": "" }
+            "details": {}
         }]
     })
   );

src/tests/runner.rs

@@ -86,7 +86,7 @@ pub fn run_test_case(path: &str, suite_idx: usize, case_idx: usize) -> Result<()
         let error_messages: Vec<String> = drop
           .errors
           .iter()
-          .map(|e| format!("Error {} at path {}: {}", e.code, e.details.path, e.message))
+          .map(|e| format!("Error {} at path {}: {}", e.code, e.details.path.as_deref().unwrap_or("/"), e.message))
           .collect();
         failures.push(format!(
           "[{}] Cannot run '{}' test '{}': System Setup Compilation structurally failed:\n{}",