public void check_cloning()
{
IniParserConfiguration config1 = new IniParserConfiguration();
config1.AllowDuplicateKeys = true;
config1.CommentString = "/";
Assert.That(config1.AllowDuplicateKeys, Is.True);
Assert.That(config1.CommentString, Is.EqualTo("/"));
IniParserConfiguration config2 = config1.Clone();
Assert.That(config2.AllowDuplicateKeys, Is.True);
Assert.That(config2.CommentString, Is.EqualTo("/"));
config1.CommentString = "#";
Assert.That(config2.CommentString, Is.EqualTo("/"));
}