public void ShouldNotSerializeAnEventAsRabbitSubject()
{
//non routable property
Expression <Func <TestEvent, bool> > validExpression = (ev) => (ev.AggregateId == "MySmallBusiness" && (ev.Broker == "Newedge" && ev.Counterparty == "SGCIB") && ev.Exchange == "SmallCap");
var visitor = new TopicExchangeRabbitMQSubjectResolver(typeof(TestEvent));
Assert.Throws <InvalidOperationException>(() =>
{
visitor.Visit(validExpression);
});
//type not allowed
validExpression = (ev) => ev.Invalid == null;
Assert.Throws <InvalidOperationException>(() =>
{
visitor.Visit(validExpression);
});
//member multiple reference
validExpression = (ev) => ev.AggregateId == "EUR/USD" && ev.AggregateId == "EUR/GBP";
Assert.Throws <InvalidOperationException>(() =>
{
visitor.Visit(validExpression);
});
//too complex lambda
validExpression = (ev) => ev.AggregateId == "EUR/USD" && ev.Market != "Euronext";
Assert.Throws <InvalidOperationException>(() =>
{
visitor.Visit(validExpression);
});
}
public RabbitMqQueueConfiguration(Expression <Func <TEvent, bool> >?routingStrategy = null,
string?queueName = null,
bool isAutoAck = false,
bool isDurable = true,
bool isAutoDelete = false,
bool isExclusive = false)
{
if (null == routingStrategy)
{
routingStrategy = (_) => true;
}
var rabbitMQSubjectExpressionVisitor = new TopicExchangeRabbitMQSubjectResolver(typeof(TEvent));
rabbitMQSubjectExpressionVisitor.Visit(routingStrategy);
RoutingKey = rabbitMQSubjectExpressionVisitor.GetSubject();
QueueName = queueName;
IsAutoAck = isAutoAck;
IsDurable = isDurable;
IsAutoDelete = isAutoDelete;
IsExclusive = isExclusive;
}
public void ShouldSerializeAnEventAsRabbitSubject()
{
Expression <Func <TestEvent, bool> > validExpression = (ev) => (ev.AggregateId == "MySmallBusiness" && (ev.Market == "Euronext" && ev.Counterparty == "SGCIB") && ev.Exchange == "SmallCap");
var visitor = new TopicExchangeRabbitMQSubjectResolver(typeof(TestEvent));
visitor.Visit(validExpression);
var subject = visitor.GetSubject();
Assert.AreEqual("TestEvent.MySmallBusiness.Euronext.SGCIB.SmallCap", subject);
validExpression = (ev) => true;
visitor.Visit(validExpression);
subject = visitor.GetSubject();
Assert.AreEqual("TestEvent.#", subject);
validExpression = (ev) => ev.AggregateId == "MySmallBusiness";
visitor.Visit(validExpression);
subject = visitor.GetSubject();
Assert.AreEqual("TestEvent.MySmallBusiness.*.*.*", subject);
validExpression = (ev) => ev.Market == "Euronext";
visitor.Visit(validExpression);
subject = visitor.GetSubject();
Assert.AreEqual("TestEvent.*.Euronext.*.*", subject);
}