Automata.Z3.Tests.Z3_TreeTransducerTests.TestRegularLookaheadComposition3 C# (CSharp) 메소드

        public void TestRegularLookaheadComposition3()
        {
            Z3Provider Z = new Z3Provider();
            var A = (Z.TT.MkRankedAlphabet("A", Z.IntSort, new string[] { "z", "u", "b" }, new int[] { 0, 1, 2 }));
            var B = (Z.TT.MkRankedAlphabet("B", Z.IntSort, new string[] { "z", "u", "b" }, new int[] { 0, 1, 2 }));
            var C = (Z.TT.MkRankedAlphabet("C", Z.IntSort, new string[] { "z", "u", "b" }, new int[] { 0, 1, 2 }));

            var _0 = Z.MkInt(0);
            var _1 = Z.MkInt(1);
            var _2 = Z.MkInt(2);
            var _7 = Z.MkInt(7);

            var AB_r0 = Z.TT.MkTreeRule(A, B, 0, "u", Z.MkLe(_0, A.AttrVar), B.MkTree("u", Z.MkAdd(_1, A.AttrVar), A.MkTrans(B, 1, 1)), new int[][] { new int[] { 3, 1 } });
            var AB_r1 = Z.TT.MkTreeRule(A, B, 1, "u", Z.MkLe(_1, A.AttrVar), B.MkTree("u", Z.MkAdd(_1, A.AttrVar), A.MkTrans(B, 0, 1)), new int[][] { new int[] { 2, 0 } });
            var AB_r2 = Z.TT.MkTreeRule(A, B, 1, "u", Z.MkEq(_2, A.AttrVar), B.MkTree("z", Z.MkAdd(_1, A.AttrVar)));

            var AB_q2 = Z.TT.MkTreeRule(A, B, 2, "u", Z.MkGe(_0, A.AttrVar), null, new int[][] { new int[] { 3 } });
            var AB_q3a = Z.TT.MkTreeRule(A, B, 3, "u", Z.MkGe(_1, A.AttrVar), null, new int[][] { new int[] { 2 } });
            var AB_q3b = Z.TT.MkTreeRule(A, B, 3, "u", Z.MkEq(_2, A.AttrVar), null);

            //just accept the input if the attribute is 1, delete the child subtree and return zeroC(1)
            var BC_r0 = Z.TT.MkTreeRule(B, C, 0, "u", Z.MkEq(_1, B.AttrVar), C.MkTree("z", Z.MkAdd(_7, B.AttrVar)));

            var AB = Z.TT.MkTreeAutomaton(0, A, B, new TreeRule[] { AB_r0, AB_r1, AB_r2, AB_q2, AB_q3a, AB_q3b });
            var BC = Z.TT.MkTreeAutomaton(0, B, C, new TreeRule[] { BC_r0 });

            var AC = TreeTransducer.ComposeR(AB, BC);

            Assert.AreEqual<int>(5, AC.RuleCount);
        }