engine.close();
    }

    // ===== Compilation Failure Tests =====

    /**
     * Test that syntax errors are not cached and can be retried
     */
    @Test
    public void test_evaluate_syntaxErrorNotCached() {
        final GroovyEngine engine = new GroovyEngine();
        final Map<String, Object> params = new HashMap<>();
        final String invalidScript = "this is not valid {{{";