Function iter_test_extension_config

datafusion/common/src/config.rs:3469–3476

()

    #[test]
    fn iter_test_extension_config() {
        let mut extension = Extensions::new();
        extension.insert(TestExtensionConfig::default());
        let table_config = TableOptions::new().with_extensions(extension);
        let extensions = table_config.extensions.iter().collect::<Vec<_>>();
        assert_eq!(extensions.len(), 1);
        assert_eq!(extensions[0].0, TestExtensionConfig::PREFIX);
    }

    #[test]
    fn csv_u8_table_options() {