@Test
  public void testChangingVarsCrossExecution2() {
    Map<String, Object> vars = new HashMap<String, Object>();
    Object compiledScript = se.compile("value");

    ExecutableScript script = se.executable(compiledScript, vars);
    script.setNextVar("value", 1);
    Object o = script.run();
    assertThat(((Number) o).intValue(), equalTo(1));

    script.setNextVar("value", 2);
    o = script.run();
    assertThat(((Number) o).intValue(), equalTo(2));
  }