public void StructObservable()
{
// Create an observable for a PLC-updated variable
var observable = client.ObservableFor <MyPlcStruct>("MAIN.var5", 100);
var observer = new TestObserver <MyPlcStruct>();
observable.Subscribe(observer);
Assert.True(observer.HasReceivedValue());
}
public void InitialValueAvailableWithoutChange()
{
// Create an observable for a variable that is not updated by the PLC program
var observable = client.ObservableFor <short>("MAIN.var3", 100);
var observer = new TestObserver <short>();
observable.Subscribe(observer);
Assert.True(observer.HasReceivedValue());
}
public void ObservableCreatedOnSubscribeError()
{
// Create an observable for a non-existing variable
var observable = client.ObservableFor <short>("MAIN.varNonExist", 100);
var observer = new TestObserver <short>();
observable.Subscribe(observer);
Assert.True(observer.HasReceivedError());
}
public void StringValueWritten()
{
// Create an observable for a PLC-updated variable
client.Write("MAIN.var2", "abc");
var plcVar = client.ObservableFor <string>("MAIN.var2", 100);
var observer = new TestObserver <string>();
plcVar.Subscribe(observer);
client.Write("MAIN.var2", "abcdef");
Assert.True(observer.HasReceivedValue());
Assert.Equal("abcdef", observer.LastReceivedValue);
}
public void ValueWritten()
{
// Create an observable for a PLC-updated variable
client.Write <short>("MAIN.var3", 2);
var plcVar = client.ObservableFor <short>("MAIN.var3", 100);
var observer = new TestObserver <short>();
plcVar.Subscribe(observer);
client.Write <short>("MAIN.var3", 3);
Assert.True(observer.HasReceivedValue());
Assert.Equal(3, observer.LastReceivedValue);
}
public void ValueNotWrittenAfterUnsubscribed()
{
// Reset
client.Write <short>("MAIN.var3", 2);
// Create an observable for a PLC-updated variable
var plcVar = client.ObservableFor <short>("MAIN.var3", 100);
var observer = new TestObserver <short>();
var subscription = plcVar.Subscribe(observer);
// Push values onto the observable
var subject = new Subject <short>();
client.StreamTo("MAIN.var3", subject);
subscription.Dispose();
subject.OnNext(3);
Assert.False(observer.HasReceivedValue());
}
public void ValueWritten()
{
// Reset
client.Write <short>("MAIN.var3", 2);
// Create an observable for a PLC-updated variable
var plcVar = client.ObservableFor <short>("MAIN.var3", 100);
var observer = new TestObserver <short>();
plcVar.Subscribe(observer);
// Push values onto the observable
var subject = new Subject <short>();
client.StreamTo("MAIN.var3", subject);
subject.OnNext(3);
Assert.True(observer.HasReceivedValue());
Assert.Equal(3, observer.LastReceivedValue);
}
public void StructValueWritten()
{
var var6 = "MAIN.var6";
// Reset
client.Write(var6, new MyPlcStruct {
myBool = false, myInt = 0
});
var plcVar = client.ObservableFor <MyPlcStruct>(var6, 100);
var observer = new TestObserver <MyPlcStruct>();
plcVar.Subscribe(observer);
var myPlcStruct = new MyPlcStruct {
myBool = true, myInt = 1
};
client.Write(var6, myPlcStruct);
Assert.True(observer.HasReceivedValue());
Assert.Equal(myPlcStruct, observer.LastReceivedValue);
}
