public void TestBVAlgebraCharOperations()
{
var css = new CharSetSolver();
var regex = new Regex("(?i:abc[^a-z])");
var sr = css.RegexConverter.ConvertToSymbolicRegex(regex, true);
var mintermsList = new List <BDD>(sr.ComputeMinterms());
var minterms = mintermsList.ToArray();
var all = css.MkOr(minterms);
Assert.IsTrue(all.IsFull);
Assert.AreEqual(5, minterms.Length);
var bva = new BVAlgebra(css, minterms);
var bv1 = bva.MkBV(1, 2);
var bv2 = bva.MkBV(2, 3, 4);
var a = bva.MkCharConstraint('A');
var b = bva.MkCharConstraint('b');
var c = bva.MkCharConstraint('C');
var d = bva.MkCharConstraint('6');
var x = bva.MkCharConstraint('x');
Assert.AreEqual <ulong>(bva.atoms[bva.dtree.GetId('a')].first, a.first);
Assert.AreEqual <ulong>(bva.atoms[bva.dtree.GetId('B')].first, b.first);
Assert.AreEqual <ulong>(bva.atoms[bva.dtree.GetId('C')].first, c.first);
Assert.AreEqual <ulong>(bva.atoms[bva.dtree.GetId('7')].first, d.first);
Assert.AreEqual <ulong>(bva.atoms[bva.dtree.GetId('z')].first, x.first);
}
public void TestBVAlgebraBasicOperations()
{
var css = new CharSetSolver();
var regexa = new Regex("(?i:a)");
var aut = css.Convert("(?i:a)");
var aut_minterms = css.RegexConverter.ConvertToSymbolicRegex(regexa, true).ComputeMinterms();
var aut_bva = new BVAlgebra(css, aut_minterms);
var aut_BV = aut.ReplaceAlgebra <BV>(aut_bva.MapPredToBV, aut_bva);
//aut_BV.ShowGraph("aut_BV");
var aut_BV_det = aut_BV.Determinize().Minimize();
//aut_BV_det.ShowGraph("aut_BV_det");
Assert.AreEqual <int>(2, aut_BV_det.StateCount);
Assert.AreEqual <int>(3, aut_BV_det.MoveCount);
var a_bv = aut_bva.MkCharConstraint('a');
var a_id = aut_bva.GetIdOfChar('a');
var A_id = aut_bva.GetIdOfChar('A');
Assert.AreEqual <int>(a_id, A_id);
Assert.AreEqual <BV>(a_bv, aut_bva.atoms[a_id]);
Assert.AreEqual <int>(3, aut_BV_det.MoveCount);
Assert.AreEqual <int>(2, aut_bva.atoms.Length);
}