public void ProcessAsync_ExceptionWhileProcessingItem_ThrowExceptionAndUpdatesItem()
{
var queue = new SingleItemStatefulQueue(new StringItem("An item"));
var handler = new ThrowExceptionPayloadHandler(new Exception("An exception"));
var queueProcessor = new StatefulQueueProcessor <string>(queue, handler);
Assert.ThrowsAsync <Exception>(() => queueProcessor.ProcessAsync());
Assert.IsTrue(queue.UpdateWasCalled);
}
public async Task ProcessAsync_NoExceptionWhileProcessingItem_UpdatesItem()
{
var queue = new SingleItemStatefulQueue(new StringItem("An item"));
var handler = new FakePayloadHandler();
var queueProcessor = new StatefulQueueProcessor <string>(queue, handler);
await queueProcessor.ProcessAsync();
Assert.IsTrue(queue.UpdateWasCalled);
}
public async Task ProcessAsync_AnItemInQueue_ReturnsTrue()
{
var queue = new SingleItemStatefulQueue(new StringItem("An item"));
var handler = new FakePayloadHandler();
var queueProcessor = new StatefulQueueProcessor <string>(queue, handler);
var processed = await queueProcessor.ProcessAsync();
Assert.IsTrue(processed);
}
public async Task ProcessAsync_EmptyQueue_ReturnsFalse()
{
var queue = new EmptyStatefulQueue();
var handler = new FakePayloadHandler();
var queueProcessor = new StatefulQueueProcessor <string>(queue, handler);
var processed = await queueProcessor.ProcessAsync();
Assert.IsFalse(processed);
}
public async Task ProcessAsync_SinglePendingItemInQueueAndExceptionWhileProcessingIt_UpdatesItem()
{
using (var scope = new IsolationScope(TestFixtureContext.Provider))
{
var connection = scope.Provider.GetRequiredService <IDbConnection>();
await connection.ExecuteSqlAsync("INSERT INTO Kiukie.Queue(StatusId, Payload) VALUES(@StatusId, @Payload)", new StringItem(QueueItemStatus.Pending, "An item"));
var queue = new StatefulQueue <string>(connection);
var handler = new ThrowExceptionPayloadHandler(new Exception("Any exception"));
var queueProcessor = new StatefulQueueProcessor <string>(queue, handler);
Assert.ThrowsAsync <Exception>(() => queueProcessor.ProcessAsync());
var item = await connection.SingleSqlAsync <StringItem>("SELECT TOP 1 * FROM Kiukie.Queue");
Assert.IsNotNull(item);
Assert.AreEqual((int)QueueItemStatus.Failed, item.StatusId);
}
}
public async Task ProcessAsync_SinglePendingItemInQueue_ProcessesAndEmptiesQueue()
{
using (var scope = new IsolationScope(TestFixtureContext.Provider))
{
var connection = scope.Provider.GetRequiredService <IDbConnection>();
await connection.ExecuteSqlAsync("INSERT INTO Kiukie.Queue(StatusId, Payload) VALUES(@StatusId, @Payload)", new StringItem(QueueItemStatus.Pending, "An item"));
var queue = new StatefulQueue <string>(connection);
var handler = new FakePayloadHandler();
var queueProcessor = new StatefulQueueProcessor <string>(queue, handler);
var processed = await queueProcessor.ProcessAsync();
Assert.IsTrue(processed);
processed = await queueProcessor.ProcessAsync();
Assert.IsFalse(processed);
}
}