/// <summary>
/// Create a ActiveContextManager and add total number of IActiveContexts to it.
/// Expect to receive notification in the observer
/// </summary>
/// <returns></returns>
private static ActiveContextManager InitializeActiveContextManager()
{
const int totalEvaluators = 5;
var activeContextManager = new ActiveContextManager(totalEvaluators);
var contextObserver = new TestContextObserver(totalEvaluators);
activeContextManager.Subscribe(contextObserver);
for (int i = 0; i < totalEvaluators; i++)
{
activeContextManager.Add(CreateMockActiveContext(i));
}
Assert.Equal(totalEvaluators, activeContextManager.NumberOfActiveContexts);
Assert.Equal(totalEvaluators, contextObserver.NumberOfActiveContextsReceived());
return(activeContextManager);
}
/// <summary>
/// Test invalid Add and Remove
/// </summary>
public void TestInvalidAddRemoveCases()
{
const int totalEvaluators = 3;
var activeContextManager = new ActiveContextManager(totalEvaluators);
activeContextManager.Add(CreateMockActiveContext(1));
Action add = () => activeContextManager.Add(CreateMockActiveContext(1));
Assert.Throws <IMRUSystemException>(add);
Action remove = () => activeContextManager.Remove(ContextIdPrefix + 2);
Assert.Throws <IMRUSystemException>(remove);
activeContextManager.Add(CreateMockActiveContext(2));
activeContextManager.Add(CreateMockActiveContext(3));
add = () => activeContextManager.Add(CreateMockActiveContext(4));
Assert.Throws <IMRUSystemException>(add);
}
