public void SetTargetPort_ShouldChangePropertiesAndTriggerEvent()
{
// Arrange
var link = new TestLink(sourcePort: new PortModel(null), targetPort: null);
var parent = new NodeModel();
var tp = new PortModel(parent);
var eventsTriggered = 0;
PortModel oldTp = null;
PortModel newTp = null;
BaseLinkModel linkInstance = null;
// Act
link.TargetPortChanged += (l, o, n) =>
{
eventsTriggered++;
linkInstance = l;
oldTp = o;
newTp = n;
};
link.SetTargetPort(tp);
// Assert
eventsTriggered.Should().Be(1);
link.TargetPort.Should().BeSameAs(tp);
oldTp.Should().BeNull();
newTp.Should().BeSameAs(tp);
linkInstance.Should().BeSameAs(link);
link.TargetNode.Should().BeSameAs(parent);
}
