示例#1
0
        public void SystemToSystemCloneTest()
        {
            Project    p  = new Project();
            MathSystem s1 = p.CurrentSystem;

            // BUILD SYSTEM 1: sin(x^2)
            Signal x = Binder.CreateSignal(); x.Label = "x";

            Std.ConstrainAlwaysReal(x);
            Signal x2      = StdBuilder.Square(x); x2.Label = "x2";
            Signal sinx2   = StdBuilder.Sine(x2); sinx2.Label = "sinx2";
            Signal sinx2t2 = sinx2 * IntegerValue.ConstantTwo;

            s1.AddSignalTree(sinx2t2, true, true);

            // EVALUATE SYSTEM 1 FOR x=1.5
            x.PostNewValue(new RealValue(1.5));
            p.SimulateInstant();
            Assert.AreEqual(0, s1.BusCount, "A0");
            Assert.AreEqual(5, s1.SignalCount, "A1");
            Assert.AreEqual(3, s1.PortCount, "A2");
            Assert.AreEqual("Std.Real(1.55614639377584)", sinx2t2.Value.ToString(), "A3");

            // CLONE SYSTEM 1 TO SYSTEM 2

            /*
             * HINT: would be simpler to just call:
             * MathSystem s2 = s1.Clone();
             */
            SystemWriter writer = new SystemWriter();
            SystemReader reader = new SystemReader(writer);

            reader.ReadSystem(s1);
            IMathSystem s2 = writer.WrittenSystems.Dequeue();

            Assert.AreEqual(0, s2.BusCount, "B0");
            Assert.AreEqual(5, s2.SignalCount, "B1");
            Assert.AreEqual(3, s2.PortCount, "B2");
            Assert.AreEqual("Std.Real(1.55614639377584)", s2.GetOutput(0).Value.ToString(), "B3");

            // EVALUATE SYSTEM 2 FOR x=2.5
            s2.GetInput(0).PostNewValue(new RealValue(2.5));
            p.SimulateInstant();
            Assert.AreEqual("Std.Real(-0.0663584330951136)", s2.GetOutput(0).Value.ToString(), "C0");

            // CHECK SYSTEM 1 STILL ON x=1.5
            Assert.AreEqual("Std.Real(1.5)", x.Value.ToString(), "D0");
            Assert.AreEqual("Std.Real(1.55614639377584)", sinx2t2.Value.ToString(), "D1");
        }