public void TestDifferentID() {
            Circuit circuit2 = new Circuit();
            Node con20 = new Node(); // GND
            Node con21 = new Node();
            Node dummyNode = new Node();
            Node dummyConnection2 = new Node();
            Node con22 = new Node();

            Component battery2 = new Component(con20, con21, 0, 12);
            Component resistor21 = new Component(con20, con22, 2, 0);
            Component dummyComponent = new Component(dummyNode, dummyConnection2, 0, 0);
            Component dummyComponent2 = new Component(dummyNode, dummyConnection2, 0, 0);
            Component resistor22 = new Component(con21, con22, 2, 0);
            Component resistor23 = new Component(con21, con22, 2, 0);


            circuit2.AddComponent(battery2);
            circuit2.AddComponent(resistor21);
            circuit2.AddComponent(resistor22);
            circuit2.AddComponent(resistor23);

            CircuitCalculator circuitCalculator2 = new CircuitCalculator();
            circuitCalculator2.Calculate(circuit2);

            Assert.IsTrue(Math.Abs(con20.Volts - 0) < 0.0001);
            Assert.IsTrue(Math.Abs(con21.Volts - 12) < 0.0001);
            Assert.IsTrue(Math.Abs(con22.Volts - 8) < 0.0001);


            Assert.IsTrue(Math.Abs(battery2.Amps - 4) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor21.Amps - 4) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor22.Amps - 2) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor23.Amps - 2) < 0.0001);
        }
 public void UpdateCircuit(bool withMessage)
 {
     CircuitCalculator circuitCalculator = new CircuitCalculator();
     try
     {
         circuitCalculator.Calculate(Circuit);
         foreach (Component temp in Circuit.ListComponents)
         {
             Debug.WriteLine("Component " + temp.Id + " is connected to Nodes " + temp.Nodes[0].Id + " and " +temp.Nodes[1].Id);
             Debug.WriteLine("Component " + temp.Id 
                                         + "\n\tCurrent: " + temp.Amps
                                         + "\n\tPD: " + (temp.Nodes[0].Volts - temp.Nodes[1].Volts)
                                         + "\n\tNode Left: " + temp.Nodes[0].Id
                                         + "\n\tNode Right: " + temp.Nodes[1].Id);
         }
         foreach (var viewModel in Items.OfType<DesignerItemViewModelBase>())
         {
             viewModel.updateText();
         }
     }
     catch (Exception e)
     {
         if (withMessage)
         {
             MessageBox.Show(e.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
         }
         foreach(var viewModel in Items.OfType<DesignerItemViewModelBase>()) {
             viewModel.clearText();
         }
     }
     
 }
        public void TestForNoVoltageSourceConnections() {
            Circuit circuit = new Circuit();
            Node con0 = new Node(); // GND
            Node con1 = new Node();

            Component resistor1 = new Component(con0, con1, 2, 0);
            Component resistor2 = new Component(con1, con0, 2, 0);
            Component resistor3 = new Component(con1, con0, 2, 0);

            circuit.AddComponent(resistor1);
            circuit.AddComponent(resistor2);
            circuit.AddComponent(resistor3);

            CircuitCalculator circuitCalculator = new CircuitCalculator();
            circuitCalculator.Calculate(circuit);
        }
        public void TestCorrectCircuirs() {
            Circuit circuit1 = new Circuit();
            Node con10 = new Node(); // GND
            Node con11 = new Node();
            Node con12 = new Node();
            Node con13 = new Node();
            Node con14 = new Node();

            Component battery1 = new Component(con10, con11, 0, 24);
            Component resistor11 = new Component(con10, con12, 2, 0);
            Component resistor12 = new Component(con10, con12, 4, 0);
            Component resistor13 = new Component(con11, con13, 3, 0);
            Component resistor14 = new Component(con11, con14, 5, 0);
            Component resistor15 = new Component(con13, con14, 1, 0);
            Component resistor16 = new Component(con12, con13, 2, 0);

            circuit1.AddComponent(battery1);
            circuit1.AddComponent(resistor11);
            circuit1.AddComponent(resistor12);
            circuit1.AddComponent(resistor13);
            circuit1.AddComponent(resistor14);
            circuit1.AddComponent(resistor15);
            circuit1.AddComponent(resistor16);

            CircuitCalculator circuitCalculator1 = new CircuitCalculator();
            circuitCalculator1.Calculate(circuit1);

            Assert.IsTrue(Math.Abs(con10.Volts - 0) < 0.0001);
            Assert.IsTrue(Math.Abs(con11.Volts - 24) < 0.0001);
            Assert.IsTrue(Math.Abs(con12.Volts - 6) < 0.0001);
            Assert.IsTrue(Math.Abs(con13.Volts - 15) < 0.0001);
            Assert.IsTrue(Math.Abs(con14.Volts - 16.5) < 0.0001);

            Assert.IsTrue(Math.Abs(battery1.Amps - 4.5) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor11.Amps - 3) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor12.Amps - 1.5) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor13.Amps - 3) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor14.Amps - 1.5) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor15.Amps - 1.5) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor16.Amps - 4.5) < 0.0001);

            Circuit circuit2 = new Circuit();
            Node con20 = new Node(); // GND
            Node con21 = new Node();
            Node con22 = new Node();

            Component battery2 = new Component(con20, con21, 0, 12);
            Component resistor21 = new Component(con20, con22, 2, 0);
            Component resistor22 = new Component(con21, con22, 2, 0);
            Component resistor23 = new Component(con21, con22, 2, 0);


            circuit2.AddComponent(battery2);
            circuit2.AddComponent(resistor21);
            circuit2.AddComponent(resistor22);
            circuit2.AddComponent(resistor23);

            CircuitCalculator circuitCalculator2 = new CircuitCalculator();
            circuitCalculator2.Calculate(circuit2);

            Assert.IsTrue(Math.Abs(con20.Volts - 0) < 0.0001);
            Assert.IsTrue(Math.Abs(con21.Volts - 12) < 0.0001);
            Assert.IsTrue(Math.Abs(con22.Volts - 8) < 0.0001);


            Assert.IsTrue(Math.Abs(battery2.Amps - 4) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor21.Amps - 4) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor22.Amps - 2) < 0.0001);
            Assert.IsTrue(Math.Abs(resistor23.Amps - 2) < 0.0001);
        }
        public void TestForNotEnoughComponents() {
            Circuit circuit = new Circuit();
            CircuitCalculator circuitCalculator = new CircuitCalculator();
            circuitCalculator.Calculate(circuit);

        }