public void Given_Evaluator_When_Description_Then_EventTypeName()
{
var eventMonitorSink = A.Dummy <IEventMonitorSink>();
var condition = A.Dummy <Func <Event, bool> >();
var spec = new EventOccurredConditionSpecification <Event>(eventMonitorSink, condition);
Assert.That(spec.Description, Is.EqualTo(typeof(Event).Name));
}
public async Task Given_SingleEvaluator_When_Build_Then_MonitorSingleEvaluator()
{
var eventMonitorSink = A.Fake <IEventMonitorSink>();
var condition = A.Dummy <Func <Event, bool> >();
var spec = new EventOccurredConditionSpecification <Event>(eventMonitorSink, condition);
// Act
var evaluator = await spec.BuildAsync(_timeSpanFactory);
// Assert
Assert.That(evaluator, Is.Not.Null);
A.CallTo(() => eventMonitorSink.AddEvaluator(typeof(Event), A <IEventOccurredConditionEvaluator> ._)).MustHaveHappenedOnceExactly();
}
public async Task Given_MultipleEvaluator_When_DisposeSingleEvaluator_Then_MonitorContinues()
{
var eventMonitorSink = A.Fake <IEventMonitorSink>();
var condition = A.Dummy <Func <Event, bool> >();
var spec = new EventOccurredConditionSpecification <Event>(eventMonitorSink, condition);
// Act
var evaluator = await spec.BuildAsync(_timeSpanFactory);
await spec.BuildAsync(_timeSpanFactory);
await evaluator.DisposeAsync();
// Assert
A.CallTo(() => eventMonitorSink.AddEvaluator(typeof(Event), A <IEventOccurredConditionEvaluator> ._)).MustHaveHappenedOnceExactly();
A.CallTo(() => eventMonitorSink.RemoveEvaluator(typeof(Event), A <IEventOccurredConditionEvaluator> ._)).MustNotHaveHappened();
}
public async Task Given_MultpleEvaluators_When_GetInstances_Then_GetsSameConditionInstances()
{
var condition = A.Dummy <Func <Event, bool> >();
A.CallTo(() => condition.Invoke(A <Event> ._)).Returns(true);
IEventOccurredConditionEvaluator eventOccurredEvaluator = null;
var eventMonitorSink = A.Fake <IEventMonitorSink>();
A.CallTo(() => eventMonitorSink.AddEvaluator(typeof(Event), A <IEventOccurredConditionEvaluator> ._))
.Invokes((Type t, IEventOccurredConditionEvaluator e) => eventOccurredEvaluator = e);
var spec = new EventOccurredConditionSpecification <Event>(eventMonitorSink, condition);
var evt1 = A.Dummy <Event>();
var evt2 = A.Dummy <Event>();
// Act
var evaluator = await spec.BuildAsync(_timeSpanFactory);
var evaluator2 = await spec.BuildAsync(_timeSpanFactory);
await eventOccurredEvaluator.CheckEventAsync(evt1);
await eventOccurredEvaluator.CheckEventAsync(evt2);
var results = await evaluator.GetInstancesAsync().AsyncToListAsync(TimeSpan.FromMilliseconds(50));
var results2 = await evaluator2.GetInstancesAsync().AsyncToListAsync(TimeSpan.FromMilliseconds(50));
await evaluator.DisposeAsync();
await evaluator2.DisposeAsync();
Assert.That(results, Is.Not.Empty);
Assert.That(results.Count, Is.EqualTo(2));
Assert.That(results2, Is.Not.Empty);
Assert.That(results2.Count, Is.EqualTo(2));
Assert.That(results.All(x => results2.Contains(x)));
}
