Example #1
0
        public void testPropogateNoMatch()
        {
            Console.WriteLine("testPropogateNoMatch");
            // first create a rule engine instance
            Rete engine = new Rete();
            NotJoin nj = new NotJoin(engine.nextNodeId());
            HashedEqBNode bn2 = new HashedEqBNode(engine.nextNodeId());
            Assert.IsNotNull(nj);

            // create a defclass
            Defclass dc = new Defclass(typeof (TestBean2));
            // create deftemplate
            Deftemplate dtemp = dc.createDeftemplate("testBean2");
            Assert.IsNotNull(dtemp);
            Binding[] binds = new Binding[1];
            Binding b1 = new Binding();
            b1.LeftIndex = (0);
            b1.IsObjectVar = (false);
            b1.LeftRow = (0);
            b1.RightIndex = (0);
            b1.VarName = ("var1");
            binds[0] = b1;

            Binding[] binds2 = new Binding[1];
            Binding b2 = new Binding();
            b2.LeftIndex = (1);
            b2.IsObjectVar = (false);
            b2.LeftRow = (0);
            b2.RightIndex = (1);
            b2.VarName = ("var2");
            binds2[0] = b2;

            // set the binding
            nj.Bindings = (binds);

            bn2.Bindings = (binds2);

            // now add the second Not to the first
            try
            {
                nj.addSuccessorNode(bn2, engine, engine.WorkingMemory);
            }
            catch (AssertException e)
            {
                Console.WriteLine(e.Message);
            }

            int count = 10;
            ArrayList data = new ArrayList();
            for (int idx = 0; idx < count; idx++)
            {
                TestBean2 bean = new TestBean2();
                bean.Attr1 = ("random" + idx);
                bean.Attr2 = (101 + idx);
                short s = 10001;
                bean.Attr3 = (s);
                long l = 10101018 + idx;
                bean.Attr4 = (l);
                bean.Attr5 = (1010101);
                bean.Attr6 = (1001.1001);
                IFact fact = dtemp.createFact(bean, dc, engine.nextFactId());
                data.Add(fact);
            }

            IEnumerator itr = data.GetEnumerator();
            while (itr.MoveNext())
            {
                try
                {
                    IFact f1 = (IFact) itr.Current;
                    nj.assertLeft(new Index(new IFact[] {f1}), engine, engine.WorkingMemory);
                    nj.assertRight(f1, engine, engine.WorkingMemory);
                }
                catch (AssertException e)
                {
                    Console.WriteLine(e.Message);
                }
            }
            IGenericMap<IFact, IFact> rbmem = (IGenericMap<IFact, IFact>)engine.WorkingMemory.getBetaRightMemory(nj);
            Assert.AreEqual(count, rbmem.Count);

            IGenericMap<Object, Object> lbmem = (IGenericMap<Object, Object>) engine.WorkingMemory.getBetaLeftMemory(nj);
            Assert.AreEqual(count, lbmem.Count);

            // now check the BetaMemory has matches
            Console.WriteLine(nj.toPPString());
            IEnumerator mitr = lbmem.Values.GetEnumerator();
            while (mitr.MoveNext())
            {
                IBetaMemory btm = (IBetaMemory) mitr.Current;
                Assert.AreEqual(0, btm.matchCount());
                Console.WriteLine("match count=" + btm.matchCount() +
                                  " - " + btm.toPPString());
            }

            IGenericMap<Object, Object> lbmem2 = (IGenericMap<Object, Object>) engine.WorkingMemory.getBetaLeftMemory(bn2);
            Assert.AreEqual(count, lbmem2.Count);
            Console.WriteLine(bn2.toPPString());
            IEnumerator mitr2 = lbmem2.Values.GetEnumerator();
            engine.close();
            // TODO need to update the test to check the match count
            // by getting the right memory
        }
Example #2
0
        public void testPropogateChange()
        {
            Console.WriteLine("testPropogateChange");
            // first create a rule engine instance
            Rete engine = new Rete();
            NotJoin nj = new NotJoin(engine.nextNodeId());
            HashedEqBNode bn2 = new HashedEqBNode(engine.nextNodeId());
            Assert.IsNotNull(nj);

            // create a defclass
            Defclass dc = new Defclass(typeof (TestBean2));
            // create deftemplate
            Deftemplate dtemp = dc.createDeftemplate("testBean2");
            Assert.IsNotNull(dtemp);
            Binding[] binds = new Binding[1];
            Binding b1 = new Binding();
            b1.LeftIndex = (0);
            b1.IsObjectVar = (false);
            b1.LeftRow = (0);
            b1.RightIndex = (0);
            b1.VarName = ("var1");
            binds[0] = b1;

            Binding[] binds2 = new Binding[1];
            Binding b2 = new Binding();
            b2.LeftIndex = (1);
            b2.IsObjectVar = (false);
            b2.LeftRow = (0);
            b2.RightIndex = (1);
            b2.VarName = ("var2");
            binds2[0] = b2;

            // set the binding
            nj.Bindings = (binds);

            bn2.Bindings = (binds2);

            // now add the second Not to the first
            try
            {
                nj.addSuccessorNode(bn2, engine, engine.WorkingMemory);
            }
            catch (AssertException e)
            {
                Console.WriteLine(e.Message);
            }

            int count = 2;
            ArrayList data = new ArrayList();
            for (int idx = 0; idx < count; idx++)
            {
                TestBean2 bean = new TestBean2();
                bean.Attr1 = ("random");
                bean.Attr2 = (101 + idx);
                short s = 10001;
                bean.Attr3 = (s);
                long l = 10101018 + idx;
                bean.Attr4 = (l);
                bean.Attr5 = (1010101);
                bean.Attr6 = (1001.1001);
                IFact fact = dtemp.createFact(bean, dc, engine.nextFactId());
                data.Add(fact);
            }

            IEnumerator itr = data.GetEnumerator();
            while (itr.MoveNext())
            {
                try
                {
                    IFact f1 = (IFact) itr.Current;
                    nj.assertLeft(new Index(new IFact[] {f1}), engine, engine.WorkingMemory);
                }
                catch (AssertException e)
                {
                    Console.WriteLine(e.Message);
                }
            }
            IGenericMap<Object, Object> lbmem = (IGenericMap<Object, Object>) engine.WorkingMemory.getBetaLeftMemory(nj);
            Assert.AreEqual(count, lbmem.Count);

            IGenericMap<Object, Object> lbmem2 = (IGenericMap<Object, Object>) engine.WorkingMemory.getBetaLeftMemory(bn2);
            Assert.AreEqual(2, lbmem2.Count);

            itr = data.GetEnumerator();
            while (itr.MoveNext())
            {
                try
                {
                    IFact f1 = (IFact) itr.Current;
                    nj.assertRight(f1, engine, engine.WorkingMemory);
                }
                catch (AssertException e)
                {
                    Console.WriteLine(e.Message);
                }
            }
            IGenericMap<IFact, IFact> rbmem = (IGenericMap<IFact, IFact>)engine.WorkingMemory.getBetaRightMemory(nj);
            Assert.AreEqual(count, rbmem.Count);

            // once the facts are asserted to the right, there should be no
            // facts in successor. this makes sure that assertRight correctly
            // results in a retract.
            lbmem2 = (IGenericMap<Object, Object>) engine.WorkingMemory.getBetaLeftMemory(bn2);
            Assert.AreEqual(0, lbmem2.Count);
            engine.close();
        }
Example #3
0
        public void testAssertAndRetract()
        {
            // first create a rule engine instance
            Rete engine = new Rete();
            NotJoin bn = new NotJoin(engine.nextNodeId());
            Assert.IsNotNull(bn);

            // create a defclass
            Defclass dc = new Defclass(typeof (TestBean2));
            // create deftemplate
            Deftemplate dtemp = dc.createDeftemplate("testBean2");
            Assert.IsNotNull(dtemp);
            Binding[] binds = new Binding[1];
            Binding b1 = new Binding();
            b1.LeftIndex = (0);
            b1.IsObjectVar = (false);
            b1.LeftRow = (0);
            b1.RightIndex = (0);
            b1.VarName = ("var1");
            binds[0] = b1;

            // set the binding
            bn.Bindings = (binds);

            int count = 10;
            ArrayList data = new ArrayList();
            for (int idx = 0; idx < count; idx++)
            {
                TestBean2 bean = new TestBean2();
                bean.Attr1 = ("random");
                bean.Attr2 = (101);
                short s = 10001;
                bean.Attr3 = (s);
                long l = 10101018;
                bean.Attr4 = (l);
                bean.Attr5 = (1010101);
                bean.Attr6 = (1001.1001);
                IFact fact = dtemp.createFact(bean, dc, engine.nextFactId());
                data.Add(fact);
            }

            IEnumerator itr = data.GetEnumerator();
            while (itr.MoveNext())
            {
                try
                {
                    IFact f1 = (IFact) itr.Current;
                    bn.assertLeft(new Index(new IFact[] {f1}), engine, engine.WorkingMemory);
                    bn.assertRight(f1, engine, engine.WorkingMemory);
                }
                catch (AssertException e)
                {
                    Console.WriteLine(e.Message);
                }
            }
            IGenericMap<IFact, IFact> rbmem = (IGenericMap<IFact, IFact>)engine.WorkingMemory.getBetaRightMemory(bn);
            Assert.AreEqual(count, rbmem.Count);

            IGenericMap<Object, Object> lbmem = (IGenericMap<Object, Object>) engine.WorkingMemory.getBetaLeftMemory(bn);
            Assert.AreEqual(count, lbmem.Count);

            int retract = 5;
            try
            {
                for (int idx = 0; idx < retract; idx++)
                {
                    IFact f2 = (IFact) data[idx];
                    bn.retractRight(f2, engine, engine.WorkingMemory);
                }
            }
            catch (RetractException e)
            {
                Console.WriteLine(e.Message);
            }

            rbmem = (IGenericMap<IFact, IFact>)engine.WorkingMemory.getBetaRightMemory(bn);
            Assert.AreEqual(retract, rbmem.Count);

            lbmem = (IGenericMap<Object, Object>) engine.WorkingMemory.getBetaLeftMemory(bn);
            Assert.AreEqual(count, lbmem.Count);

            // now check the BetaMemory has matches
            Console.WriteLine(bn.toPPString());
            IEnumerator mitr = lbmem.Values.GetEnumerator();
            while (mitr.MoveNext())
            {
                IBetaMemory btm = (IBetaMemory) mitr.Current;
                Console.WriteLine("match count=" + btm.matchCount() +
                                  " - " + btm.toPPString());
            }
            engine.close();
        }
Example #4
0
        public void testAssertRightMultiple()
        {
            // first create a rule engine instance
            Rete engine = new Rete();
            NotJoin bn = new NotJoin(engine.nextNodeId());
            Assert.IsNotNull(bn);

            // create a defclass
            Defclass dc = new Defclass(typeof (TestBean2));
            // create deftemplate
            Deftemplate dtemp = dc.createDeftemplate("testBean2");
            Assert.IsNotNull(dtemp);
            Binding[] binds = new Binding[1];
            Binding b1 = new Binding();
            b1.LeftIndex = (0);
            b1.IsObjectVar = (false);
            b1.LeftRow = (0);
            b1.RightIndex = (0);
            b1.VarName = ("var1");
            binds[0] = b1;

            // set the binding
            bn.Bindings = (binds);

            int count = 10;
            ArrayList data = new ArrayList();
            for (int idx = 0; idx < count; idx++)
            {
                TestBean2 bean = new TestBean2();
                bean.Attr1 = ("random" + (idx + 1));
                bean.Attr2 = (101);
                short s = 10001;
                bean.Attr3 = (s);
                long l = 10101018;
                bean.Attr4 = (l);
                bean.Attr5 = (1010101);
                bean.Attr6 = (1001.1001);
                IFact fact = dtemp.createFact(bean, dc, engine.nextFactId());
                data.Add(fact);
            }
            IEnumerator itr = data.GetEnumerator();
            while (itr.MoveNext())
            {
                try
                {
                    IFact f1 = (IFact) itr.Current;
                    bn.assertRight(f1, engine, engine.WorkingMemory);
                }
                catch (AssertException e)
                {
                    Console.WriteLine(e.Message);
                }
            }
            IGenericMap<IFact, IFact> bmem = (IGenericMap<IFact, IFact>)engine.WorkingMemory.getBetaRightMemory(bn);
            Assert.AreEqual(count, bmem.Count);
            engine.close();
        }
Example #5
0
        public void testAssertLeftOne()
        {
            // first create a rule engine instance
            Rete engine = new Rete();
            NotJoin bn = new NotJoin(engine.nextNodeId());
            Assert.IsNotNull(bn);

            // create a defclass
            Defclass dc = new Defclass(typeof (TestBean2));
            // create deftemplate
            Deftemplate dtemp = dc.createDeftemplate("testBean2");
            Assert.IsNotNull(dtemp);
            Binding[] binds = new Binding[1];
            Binding b1 = new Binding();
            b1.LeftIndex = (0);
            b1.IsObjectVar = (false);
            b1.LeftRow = (0);
            b1.RightIndex = (0);
            b1.VarName = ("var1");
            binds[0] = b1;

            // set the binding
            bn.Bindings = (binds);

            TestBean2 bean = new TestBean2();
            bean.Attr1 = ("random1");
            bean.Attr2 = (101);
            short s = 10001;
            bean.Attr3 = (s);
            long l = 10101018;
            bean.Attr4 = (l);
            bean.Attr5 = (1010101);
            bean.Attr6 = (1001.1001);
            IFact f1 = dtemp.createFact(bean, dc, engine.nextFactId());
            try
            {
                bn.assertLeft(new Index(new IFact[] {f1}), engine, engine.WorkingMemory);
                IGenericMap<Object, Object> bmem = (IGenericMap<Object, Object>) engine.WorkingMemory.getBetaLeftMemory(bn);
                Assert.AreEqual(1, bmem.Count);
            }
            catch (AssertException e)
            {
                Console.WriteLine(e.Message);
            }
            engine.close();
        }
Example #6
0
 /// <summary> 
 /// </summary>
 /// <param name="">cond
 /// </param>
 /// <param name="">templ
 /// </param>
 /// <param name="">engine
 /// </param>
 /// <returns>
 /// 
 /// </returns>
 public static IFact generateDeffact(ObjectCondition cond, Deftemplate templ, Rete.Rete engine)
 {
     List<object> list = new List<Object>();
     IConstraint[] cnstr = cond.Constraints;
     for (int idx = 0; idx < cnstr.Length; idx++)
     {
         IConstraint cn = cnstr[idx];
         if (cn is LiteralConstraint)
         {
             Slot s = new Slot(cn.Name, cn.Value);
             list.Add(s);
         }
         else if (cn is PredicateConstraint)
         {
             PredicateConstraint pc = (PredicateConstraint) cn;
             Object val = generatePredicateValue(pc);
             Slot s = new Slot(cn.Name, val);
             list.Add(s);
         }
         else if (cn is BoundConstraint)
         {
             // for now we do the simple thing and just set
             // any bound slots to 1
             Slot s = new Slot(cn.Name, 1);
             list.Add(s);
         }
     }
     IFact f = templ.createFact(list, engine.nextFactId());
     return f;
 }