ISagaQuery <TInstance> ISagaQueryFactory <TInstance, TData> .CreateQuery(ConsumeContext <TData> context)
{
Expression <Func <TInstance, bool> > filter = new EventCorrelationExpressionConverter <TInstance, TData>(context)
.Convert(_correlationExpression);
return(new SagaQuery <TInstance>(filter));
}
bool ISagaQueryFactory <TInstance, TData> .TryCreateQuery(ConsumeContext <TData> context, out ISagaQuery <TInstance> query)
{
Expression <Func <TInstance, bool> > filter = new EventCorrelationExpressionConverter <TInstance, TData>(context)
.Convert(_correlationExpression);
query = new SagaQuery <TInstance>(filter);
return(true);
}
public void Should_convert_a_simple_correlation_expression()
{
var message = new CorrelatedMessage {
CorrelationId = NewId.NextGuid()
};
ConsumeContext <CorrelatedMessage> consumeContext = new TestConsumeContext <CorrelatedMessage>(message);
var converter = new EventCorrelationExpressionConverter <TestState, CorrelatedMessage>(consumeContext);
Expression <Func <TestState, bool> > result = converter
.Convert((state, context) => state.CorrelationId == context.Message.CorrelationId);
Console.WriteLine(result);
}
public void Should_convert_a_simple_correlation_expression()
{
var message = new CorrelatedMessage
{
CorrelationId = NewId.NextGuid()
};
ConsumeContext<CorrelatedMessage> consumeContext = new TestConsumeContext<CorrelatedMessage>(message);
var converter = new EventCorrelationExpressionConverter<TestState, CorrelatedMessage>(consumeContext);
Expression<Func<TestState, bool>> result = converter
.Convert((state, context) => state.CorrelationId == context.Message.CorrelationId);
Console.WriteLine(result);
}
