private void btnGenerate_Click(object sender, EventArgs e)
{
if (!string.IsNullOrEmpty(txtCount.Text) && !string.IsNullOrEmpty(txtProductId.Text) && !string.IsNullOrEmpty(txtDatabaseId.Text) && !string.IsNullOrEmpty(txtDSN.Text))
{
int productId = 0;
var productIds = txtProductId.Text.Split(_semicolon);
var productIdCollection = new List <int>();
if (productIds.Length > 1)
{
for (int i = 0; i < productIds.Length; i++)
{
productIdCollection.Add(int.Parse(productIds[i]));
}
}
else
{
productId = int.Parse(txtProductId.Text);
}
int count = int.Parse(txtCount.Text);
Constants.EntityType entityType = (Constants.EntityType)Enum.Parse(typeof(Constants.EntityType),
cbProductType.SelectedItem.ToString());
Constants.MessageActionType messageType = (Constants.MessageActionType)Enum.Parse(typeof(Constants.MessageActionType), cbMessageType.SelectedItem.ToString());
int databaseId = int.Parse(txtDatabaseId.Text);
string dsn = txtDSN.Text;
MsmqManager manager = new MsmqManager(_config.NormalQueueName, _config.PoisonQueueName);
var msg = new UpdateMessage()
{
Action = (int)messageType,
DSN = dsn,
DatabaseID = databaseId,
EntityTypeId = (int)entityType,
ExternalId = databaseId.ToString(),
GroupID = 1,
ProductID = productId
};
if (productIdCollection.Any())
{
var json = JsonConvert.SerializeObject(productIdCollection);
msg.ExtendedProperties = json;
msg.ProductID = default(int);
}
for (int i = 0; i < count; i++)
{
manager.mqSend(msg, MessagePriority.High);
}
}
}
public void ProcessRealQueueMessages(int maxMessageCount)
{
var halfQueueSize = (int)(maxMessageCount / 2);
var config = new AppConfiguration();
//clear normal queue
var queue = new MessageQueue(config.NormalQueueName);
queue.Purge();
var messageManager = new MsmqManager(config.NormalQueueName, config.PoisonQueueName);
List <UpdateMessage> processMessages = new List <UpdateMessage>();
IListener listener = null;
List <string> calledStoredProcedures = new List <string>();
//mock bd manager and stop processing of messages when half and all messages are read. Simulate start/pause/continue
var dbManager = new Mock <IDatabaseManager>();
dbManager.Setup(x => x.GetImportSettings(It.IsAny <string>(), It.IsAny <int>())).Returns(new Dictionary <string, ImportTypeSettings>());
dbManager.Setup(x => x.Execute(It.IsAny <string>(), It.IsAny <string>(), It.IsAny <SqlParameter[]>())).Callback((string connectionString, string spName, SqlParameter[] parameters) =>
{
calledStoredProcedures.Add(spName);
if (halfQueueSize == calledStoredProcedures.Count || maxMessageCount == calledStoredProcedures.Count)
{
listener.CanProcess = false;
}
}).Returns(1);
dbManager.Setup(x => x.Execute(It.IsAny <string>(), It.IsAny <string>(), It.IsAny <int>(), It.IsAny <SqlParameter[]>())).Callback((string connectionString, string spName, int timeout, SqlParameter[] parameters) =>
{
calledStoredProcedures.Add(spName);
if (halfQueueSize == calledStoredProcedures.Count || maxMessageCount == calledStoredProcedures.Count)
{
listener.CanProcess = false;
}
}).Returns(1);
listener = new Listener(config, dbManager.Object, messageManager);
Hashtable activeDatabases = new Hashtable();
Hashtable timestamps = new Hashtable();
for (int i = 0; i < maxMessageCount; i++)
{
var singleMessage = new UpdateMessage()
{
DatabaseID = 1, ExternalId = "1", DSN = "123", EntityTypeId = 20, Action = (int)MessageActionType.UpdatedProductNutrient, GroupID = 1, ProductID = i, ArrivedTime = DateTime.UtcNow
};
messageManager.mqSend(singleMessage, MessagePriority.Normal);
}
//try process half messages
listener.CanProcess = true;
listener.ExecuteAsync(activeDatabases, timestamps);
var items = queue.GetAllMessages();
items.Should().NotBeEmpty();
items.Length.Should().Be(maxMessageCount - halfQueueSize);
calledStoredProcedures.Count.Should().Be(halfQueueSize);
//try process another half
listener.CanProcess = true;
listener.ExecuteAsync(activeDatabases, timestamps);
items = queue.GetAllMessages();
items.Should().BeEmpty();
calledStoredProcedures.Count.Should().Be(maxMessageCount);
}
