public void AutomaticallyReplaysEventsIfViewIsPurged(int numberOfCommands)
{
var allPotatoesView = new MongoDbViewManager <AllPotatoesView>(_mongoDatabase);
_dispatcher.AddViewManager(allPotatoesView);
Console.WriteLine("Processing {0} commands....", numberOfCommands);
Enumerable.Range(0, numberOfCommands - 1)
.ToList()
.ForEach(i => _commandProcessor.ProcessCommand(new BitePotato("someid1", .01m)));
var lastResult = _commandProcessor.ProcessCommand(new BitePotato("someid2", .01m));
Console.WriteLine("Waiting until {0} has been dispatched to the view...", lastResult.GetNewPosition());
allPotatoesView.WaitUntilProcessed(lastResult, TimeSpan.FromSeconds(2)).Wait();
var viewOnFirstLoad = allPotatoesView.Load(GlobalInstanceLocator.GetViewInstanceId());
Assert.That(viewOnFirstLoad, Is.Not.Null);
Console.WriteLine("Purging the view!");
allPotatoesView.Purge();
Console.WriteLine("Waiting until {0} has been dispatched to the view...", lastResult.GetNewPosition());
allPotatoesView.WaitUntilProcessed(lastResult, TimeSpan.FromSeconds(4)).Wait();
var viewOnNextLoad = allPotatoesView.Load(GlobalInstanceLocator.GetViewInstanceId());
Assert.That(viewOnNextLoad, Is.Not.Null);
Assert.That(viewOnNextLoad.LastGlobalSequenceNumber, Is.EqualTo(viewOnFirstLoad.LastGlobalSequenceNumber));
}
public void AutomaticallyReplaysEventsIfViewIsPurged(int numberOfCommands)
{
var allPotatoesView = new MongoDbViewManager<AllPotatoesView>(_mongoDatabase);
_dispatcher.AddViewManager(allPotatoesView);
Console.WriteLine("Processing {0} commands....", numberOfCommands);
Enumerable.Range(0, numberOfCommands - 1)
.ToList()
.ForEach(i => _commandProcessor.ProcessCommand(new BitePotato("someid1", .01m)));
var lastResult = _commandProcessor.ProcessCommand(new BitePotato("someid2", .01m));
Console.WriteLine("Waiting until {0} has been dispatched to the view...", lastResult.GetNewPosition());
allPotatoesView.WaitUntilProcessed(lastResult, TimeSpan.FromSeconds(2)).Wait();
var viewOnFirstLoad = allPotatoesView.Load(GlobalInstanceLocator.GetViewInstanceId());
Assert.That(viewOnFirstLoad, Is.Not.Null);
Console.WriteLine("Purging the view!");
allPotatoesView.Purge();
Console.WriteLine("Waiting until {0} has been dispatched to the view...", lastResult.GetNewPosition());
allPotatoesView.WaitUntilProcessed(lastResult, TimeSpan.FromSeconds(4)).Wait();
var viewOnNextLoad = allPotatoesView.Load(GlobalInstanceLocator.GetViewInstanceId());
Assert.That(viewOnNextLoad, Is.Not.Null);
Assert.That(viewOnNextLoad.LastGlobalSequenceNumber, Is.EqualTo(viewOnFirstLoad.LastGlobalSequenceNumber));
}
public void CanBlockUntilViewIsUpdated(BlockOption blockOption)
{
// arrange
var slowView = new MongoDbViewManager <SlowView>(_mongoDatabase);
_dispatcher.AddViewManager(slowView);
_commandProcessor.ProcessCommand(new BitePotato("potato1", .1m));
_commandProcessor.ProcessCommand(new BitePotato("potato1", .1m));
_commandProcessor.ProcessCommand(new BitePotato("potato1", .1m));
_commandProcessor.ProcessCommand(new BitePotato("potato1", .1m));
var result = _commandProcessor.ProcessCommand(new BitePotato("potato1", 1));
// act
switch (blockOption)
{
case BlockOption.BlockOnViewManager:
Console.WriteLine("Waiting for {0} on the view...", result.GetNewPosition());
slowView.WaitUntilProcessed(result, TimeSpan.FromSeconds(2)).Wait();
break;
case BlockOption.BlockOnEventDispatcher:
Console.WriteLine("Waiting for {0} on the dispatcher...", result.GetNewPosition());
_dispatcher.WaitUntilProcessed <SlowView>(result, TimeSpan.FromSeconds(2)).Wait();
break;
}
// assert
var instance = slowView.Load(InstancePerAggregateRootLocator.GetViewIdFromAggregateRootId("potato1"));
if (blockOption == BlockOption.NoBlock)
{
Assert.That(instance, Is.Null);
Console.WriteLine("View instance was null, just as expected");
}
else
{
Assert.That(instance, Is.Not.Null);
Console.WriteLine("View instance was properly updated, just as expected");
}
}
public void CanBlockUntilViewIsUpdated(BlockOption blockOption)
{
// arrange
var slowView = new MongoDbViewManager<SlowView>(_mongoDatabase);
_dispatcher.AddViewManager(slowView);
_commandProcessor.ProcessCommand(new BitePotato("potato1", .1m));
_commandProcessor.ProcessCommand(new BitePotato("potato1", .1m));
_commandProcessor.ProcessCommand(new BitePotato("potato1", .1m));
_commandProcessor.ProcessCommand(new BitePotato("potato1", .1m));
var result = _commandProcessor.ProcessCommand(new BitePotato("potato1", 1));
// act
switch (blockOption)
{
case BlockOption.BlockOnViewManager:
Console.WriteLine("Waiting for {0} on the view...", result.GetNewPosition());
slowView.WaitUntilProcessed(result, TimeSpan.FromSeconds(2)).Wait();
break;
case BlockOption.BlockOnEventDispatcher:
Console.WriteLine("Waiting for {0} on the dispatcher...", result.GetNewPosition());
_dispatcher.WaitUntilProcessed<SlowView>(result, TimeSpan.FromSeconds(2)).Wait();
break;
}
// assert
var instance = slowView.Load(InstancePerAggregateRootLocator.GetViewIdFromAggregateRootId("potato1"));
if (blockOption == BlockOption.NoBlock)
{
Assert.That(instance, Is.Null);
Console.WriteLine("View instance was null, just as expected");
}
else
{
Assert.That(instance, Is.Not.Null);
Console.WriteLine("View instance was properly updated, just as expected");
}
}