code: @Test public void testAppendParameters4() throws Exception {
    Map<String,String> parameters=new HashMap<String,String>();
    AbstractConfig.appendParameters(parameters,new ParameterConfig(1,"hello/world",30,"password"));
    TestCase.assertEquals("one",parameters.get("key.1"));
    TestCase.assertEquals("two",parameters.get("key.2"));
    TestCase.assertEquals("1",parameters.get("num"));
    TestCase.assertEquals("hello%2Fworld",parameters.get("naming"));
    TestCase.assertEquals("30",parameters.get("age"));
  }
  