public static void test_backref()
{
var context = new Context("aaaaab");
var chara = new Character('a');
var lazya = new Lazy(chara, 1);
var cap1 = new CaptureGroup(lazya, 1);
var back1 = new Backreference(cap1);
var list = new List(new IMatch[] { cap1, back1 });
// ((a+?)\1)
ExecTest(context, list);
}
public static void test_lazyalternate()
{
var context = new Context("aaaaa");
var chara = new Character('a');
var list2a = new List(new IMatch[] { chara, chara });
var alt = new Alternate(new IMatch[] { chara, list2a });
var lazy = new Lazy(alt, 1, 2);
// (a|aa){1,2}?
ExecTest(context, lazy);
}
public static void test_negative_lookbehind()
{
var context = new Context("abaab");
var chara = new Character('a');
var charb = new Character('b');
var alt = new Alternate(new IMatch[] { chara, charb });
var lazy = new Lazy(alt, 1);
var backa = new Character('a', false);
var back2a = new List(new IMatch[] { backa, backa }, false);
var assert = new Lookaround(back2a, false);
var list = new List(new IMatch[] { lazy, assert });
// ((?:a|b)+?(?<!aa))
ExecTest(context, list);
}
public static void test_lazy()
{
var context = new Context("aaaaa");
var chara = new Character('a');
var lazy = new Lazy(chara, 2, 4);
// (a{2,4}?)
ExecTest(context, lazy);
}