use wasmtime_cache::create_new_config; #[test] fn test_cache_write_default_config() { let dir = tempfile::tempdir().expect("Can't create temporary directory"); let config_path = dir.path().join("cache-config.toml"); let result = create_new_config(Some(&config_path)); assert!(result.is_ok()); assert!(config_path.exists()); assert_eq!(config_path, result.unwrap()); }