code: @Test public void properties() throws JoranException {
    String configFileAsStr=ClassicTestConstants.JORAN_INPUT_PREFIX + "properties.xml";
    assertNull(loggerContext.getProperty(CoreConstants.HOSTNAME_KEY));
    assertNull(System.getProperty("sys"));
    configure(configFileAsStr);
    assertNotNull(loggerContext.getProperty(CoreConstants.HOSTNAME_KEY));
    assertNull(loggerContext.getProperty("transientKey1"));
    assertNull(loggerContext.getProperty("transientKey2"));
    assertEquals("node0",loggerContext.getProperty("nodeId"));
    assertEquals("tem",System.getProperty("sys"));
    assertNotNull(loggerContext.getProperty("path"));
    checker.assertIsErrorFree();
  }
  