code: @Test public void shouldUseConfiguredNamingStrategy() throws Exception {
    setWroWithValidResources();
    final File extraConfigFile=new File(FileUtils.getTempDirectory(),"groupMapping-" + new Date().getTime());
    final Properties props=new Properties();
    props.setProperty(ConfigurableNamingStrategy.KEY,FolderHashEncoderNamingStrategy.ALIAS);
    props.list(new PrintStream(extraConfigFile));
    victim.setWroManagerFactory(ConfigurableWroManagerFactory.class.getName());
    victim.setExtraConfigFile(extraConfigFile);
    victim.setIgnoreMissingResources(true);
    victim.execute();
    FileUtils.deleteQuietly(extraConfigFile);
  }
  