public async Task BeginTransactionAsync_ThrowsInvalidOperationException_WhileTransactionActive()
{
// Arrange
var provider = new SqlServerServiceBroker(connection);
var transaction = default(IServiceBrokerTransaction);
// Act
Func<Task> call1 = async () =>
{
try
{
provider.UseTransaction(connection.BeginTransaction());
transaction = await provider.BeginTransactionAsync();
}
finally
{
provider.UseTransaction(null);
}
};
Func<Task> call2 = async () =>
{
try
{
transaction = await provider.BeginTransactionAsync();
transaction = await provider.BeginTransactionAsync();
}
finally
{
provider.UseTransaction(null);
}
};
// Assert
await Assert.ThrowsAsync<InvalidOperationException>(call1);
Assert.Null(transaction);
await Assert.ThrowsAsync<InvalidOperationException>(call2);
Assert.NotNull(transaction);
}
public async Task SendAsync_UsesTransaction()
{
// Arrange
await InitializeDatabaseAsync();
var provider = new SqlServerServiceBroker(connection);
var handle = await BeginDialogAsync();
// Act
using (var transaction = await provider.BeginTransactionAsync())
{
await provider.SendAsync(new SendArguments(handle));
transaction.Rollback();
}
var received = await connection.QueryAsync("SELECT * FROM [TargetQueue] WITH (NOLOCK)");
// Assert
Assert.Empty(received);
}
public async Task ReceiveAsync_UsesTransaction()
{
// Arrange
await InitializeDatabaseAsync();
var provider = new SqlServerServiceBroker(connection);
var handle = await BeginDialogAsync();
await connection.ExecuteAsync("SEND ON CONVERSATION @handle;", new { handle });
// Act
var transaction = await provider.BeginTransactionAsync();
var beforeRollback = await provider.ReceiveAsync(new ReceiveArguments("TargetQueue"));
transaction.Rollback();
var afterRollback = await provider.ReceiveAsync(new ReceiveArguments("TargetQueue"));
// Assert
Assert.NotEmpty(beforeRollback);
Assert.NotEmpty(afterRollback);
}
public async Task MoveConversationAsync_UsesTransaction()
{
// Arrange
await InitializeDatabaseAsync();
var provider = new SqlServerServiceBroker(connection);
var handle1 = await BeginDialogAsync();
var handle2 = await BeginDialogAsync();
var sql = @"SELECT [conversation_group_id] FROM sys.conversation_endpoints WHERE conversation_handle = @handle";
var group1 = await connection.ExecuteScalarAsync<Guid>(sql, new { handle = handle1 });
var group2 = await connection.ExecuteScalarAsync<Guid>(sql, new { handle = handle2 });
// Act
using (var transaction = await provider.BeginTransactionAsync())
{
await provider.MoveConversationAsync(new MoveConversationArguments(handle1, group2));
transaction.Rollback();
}
var afterRollback = await connection.ExecuteScalarAsync<Guid>(sql, new { handle = handle1 });
// Assert
Assert.Equal(group1, afterRollback);
}
public async Task GetTransmissionStatusAsync_UsesTransaction()
{
// Arrange
await InitializeDatabaseAsync();
var provider = new SqlServerServiceBroker(connection);
var handle = await BeginDialogAsync(encryption: true);
// Act
using (var transaction = await provider.BeginTransactionAsync())
{
await connection.ExecuteAsync("SEND ON CONVERSATION @handle;", new { handle }, transaction.UnderlyingTransaction);
transaction.Rollback();
}
var status = await provider.GetTransmissionStatusAsync(new GetTransmissionStatusArguments(handle));
// Assert
Assert.Equal(string.Empty, status);
}
public async Task GetConversationGroupAsync_UsesTransaction()
{
// Arrange
await InitializeDatabaseAsync();
var provider1 = new SqlServerServiceBroker(connection);
var provider2 = new SqlServerServiceBroker(new SqlConnection(connection.ConnectionString));
var handle = await BeginDialogAsync();
IEnumerable<ReceivedMessage> beforeRollback;
IEnumerable<ReceivedMessage> afterRollback;
await connection.ExecuteAsync("SEND ON CONVERSATION @handle;", new { handle });
// Act
using (var transaction = await provider1.BeginTransactionAsync())
{
var arguments = new GetConversationGroupArguments("TargetQueue");
var groupId = await provider1.GetConversationGroupAsync(arguments);
var receiveArgs = new ReceiveArguments("TargetQueue")
{
Predicate = groupId.Value,
WaitFor = TimeSpan.FromSeconds(1),
};
beforeRollback = await provider2.ReceiveAsync(receiveArgs);
transaction.Rollback();
afterRollback = await provider2.ReceiveAsync(receiveArgs);
}
// Assert
Assert.Empty(beforeRollback);
Assert.NotEmpty(afterRollback);
}
public async Task EndConversationAsync_UsesTransaction()
{
// Arrange
await InitializeDatabaseAsync();
var provider = new SqlServerServiceBroker(connection);
var handle = await BeginDialogAsync();
// Act
using (var transaction = await provider.BeginTransactionAsync())
{
await provider.EndConversationAsync(new EndConversationArguments(handle));
transaction.Rollback();
}
var sql = @"SELECT [state] FROM sys.conversation_endpoints WHERE conversation_handle = @handle";
var results = await connection.QueryAsync(sql, new { handle });
// Assert
Assert.NotEmpty(results);
}
public async Task BeginDialogAsync_UsesTransaction()
{
// Arrange
await InitializeDatabaseAsync();
var provider = new SqlServerServiceBroker(connection);
var arguments = new BeginDialogArguments("InitiatorService", "TargetService");
var handle = default(ConversationHandle);
// Act
using (var transaction = await provider.BeginTransactionAsync())
{
handle = await provider.BeginDialogAsync(arguments);
transaction.Rollback();
}
var sql = @"SELECT * FROM sys.conversation_endpoints WHERE conversation_handle = @handle";
var results = await connection.QueryAsync(sql, new { handle = handle.Value });
// Assert
Assert.Empty(results);
}
public async Task BeginConversationTimerAsync_UsesTransaction()
{
// Arrange
await InitializeDatabaseAsync();
var handle = await BeginDialogAsync();
var provider = new SqlServerServiceBroker(connection);
var arguments = new BeginConversationTimerArguments(handle, 600);
// Act
using (var transaction = await provider.BeginTransactionAsync())
{
await provider.BeginConversationTimerAsync(arguments);
transaction.Rollback();
}
var sql = @"SELECT * FROM sys.conversation_endpoints WHERE conversation_handle = @handle";
var results = await connection.QueryAsync(sql, new { handle });
var scheduledTime = (DateTime)results.Single().dialog_timer;
// Assert
Assert.Equal(1900, scheduledTime.Year);
}