@Test
public void testClear() {
logger1.info("clear");
ScriptingContainer container = new ScriptingContainer(LocalContextScope.SINGLETHREAD, LocalVariableBehavior.TRANSIENT);
container.clear();
assertNull(container.runScriptlet(""));
container.runScriptlet("$a = 1");
container.getVarMap().get("$a");
container.clear();
assertNull(container.getVarMap().get("$a"));