public void Can_resolve_substitutes_in_include()
{
var hocon = @"a {
b {
include ""foo""
}";
var includeHocon = @"
x = 123
y = ${x}
";
Func<string, HoconRoot> include = s => Parser.Parse(includeHocon, null);
var config = ConfigurationFactory.ParseString(hocon, include);
Assert.Equal(123, config.GetInt("a.b.x"));
Assert.Equal(123, config.GetInt("a.b.y"));
}