public void TestPortSerialization()
{
var currentSettingsDir = ComponentSettings.GetSettingsDirectory("Bench");
// Try to invoke the ComponentSettings serializer/deserializer for connections
// Important thing is that a TestPort is still a TestPort after serialization.
ComponentSettings.SetSettingsProfile("Bench", "test1");
InstrumentSettings.Current.ToList();
TestPortInstrument Instr = new TestPortInstrument();
InstrumentSettings.Current.Add(Instr);
RfConnection conn = new RfConnection()
{
Port1 = Instr.Port1, Port2 = Instr.Port2
};
ConnectionSettings.Current.Clear();
ConnectionSettings.Current.Add(conn);
ComponentSettings.SaveAllCurrentSettings();
ComponentSettings.SetSettingsProfile("Bench", "test2");
InstrumentSettings.Current.ToList(); // make componentsettings reload.
ComponentSettings.SetSettingsProfile("Bench", "test1");
var instr2 = InstrumentSettings.Current.OfType <TestPortInstrument>().First();
Assert.IsFalse(object.ReferenceEquals(instr2, Instr));
Instr = instr2;
conn = ConnectionSettings.Current.OfType <RfConnection>().First(con => (con.Port1 is TestPort));
// Now try to serialize a test plan with a Port inside it.
try
{
TestPlan plan = new TestPlan {
};
plan.ChildTestSteps.Add(new TestPortStep()
{
SelectedPort = Instr.Port1
});
TestPlan newplan;
using (var str = new MemoryStream(1000))
{
plan.Save(str);
str.Position = 0;
newplan = TestPlan.Load(str, plan.Path);
}
TestPortStep step = (TestPortStep)newplan.ChildTestSteps.First();
Assert.IsTrue(step.SelectedPort is TestPort);
}
finally
{
// Cleanup
ConnectionSettings.Current.Remove(conn);
InstrumentSettings.Current.Remove(Instr);
ComponentSettings.SaveAllCurrentSettings();
ComponentSettings.SetSettingsProfile("Bench", currentSettingsDir);
}
}
public void CableLossInterpolationTest()
{
// check linear (first order) interpolation:
RfConnection con = new RfConnection();
con.CableLoss.Add(new RfConnection.CableLossPoint {
Frequency = 100, Loss = 2
});
con.CableLoss.Add(new RfConnection.CableLossPoint {
Frequency = 200, Loss = 4
});
double loss = con.GetInterpolatedCableLoss(150);
Assert.AreEqual(3, loss);
con = new RfConnection();
con.CableLoss.Add(new RfConnection.CableLossPoint {
Frequency = 100, Loss = 0
});
con.CableLoss.Add(new RfConnection.CableLossPoint {
Frequency = 200, Loss = 4
});
loss = con.GetInterpolatedCableLoss(175);
Assert.AreEqual(3, loss);
// check extrapolation (zero order):
con = new RfConnection();
con.CableLoss.Add(new RfConnection.CableLossPoint {
Frequency = 100, Loss = 2
});
con.CableLoss.Add(new RfConnection.CableLossPoint {
Frequency = 200, Loss = 4
});
loss = con.GetInterpolatedCableLoss(300);
Assert.AreEqual(4, loss);
loss = con.GetInterpolatedCableLoss(50);
Assert.AreEqual(2, loss);
// check exact match
con = new RfConnection();
con.CableLoss.Add(new RfConnection.CableLossPoint {
Frequency = 100, Loss = 2
});
con.CableLoss.Add(new RfConnection.CableLossPoint {
Frequency = 200, Loss = 4
});
con.CableLoss.Add(new RfConnection.CableLossPoint {
Frequency = 300, Loss = 5
});
loss = con.GetInterpolatedCableLoss(100);
Assert.AreEqual(2, loss);
loss = con.GetInterpolatedCableLoss(200);
Assert.AreEqual(4, loss);
loss = con.GetInterpolatedCableLoss(300);
Assert.AreEqual(5, loss);
}
