public void GetConnection_PreviousConnectionStillOpen_ReturnsPreviousConnection()
{
var subject = new RabbitMqConnectionService(ConnectionTestHelper.ValidConfiguration);
var consecutiveConnections = subject.GetConnection(_noRetryOptions)
.Bind(first => subject.GetConnection(_noRetryOptions).Map(second => (first, second)));
ConnectionTestHelper.CloseConnections(consecutiveConnections);
consecutiveConnections.ShouldBeSuccess(connections => ReferenceEquals(connections.first, connections.second).Should().BeTrue());
}
public void GetConnection_ValidConfiguration_Connects()
{
var subject = new RabbitMqConnectionService(ConnectionTestHelper.ValidConfiguration);
var result = subject.GetConnection(_noRetryOptions);
result.ShouldBeSuccess(x =>
{
x.IsOpen.Should().BeTrue();
using (var model = x.CreateModel()) model.ExchangeDeclarePassive("amq.direct");
});
ConnectionTestHelper.CloseConnection(result);
}
public void GetConnection_InvalidConfiguration_Fails(string userName, string password, string hostName, string virtualHost)
{
var invalidConfig = new RabbitMqConnectionConfiguration
{
UserName = userName,
Password = password,
HostName = hostName,
VirtualHost = virtualHost
};
var subject = new RabbitMqConnectionService(invalidConfig);
var result = subject.GetConnection(_noRetryOptions);
result.ShouldBeFail(ex => ex.Should().BeOfType <BrokerUnreachableException>());
}
public void GetConnection_Fails_Retries()
{
var config = ConnectionTestHelper.ValidConfiguration;
config.Password = "******";
int numberOfRetries = 0;
var subject = new RabbitMqConnectionService(config);
var cancelSource = new CancellationTokenSource();
const int connectionTimeout = 5;
var connection = subject.GetConnection(new EstablishConnectionOptions(OnRetry, TimeSpan.FromMilliseconds(connectionTimeout), true, token: cancelSource.Token));
cancelSource.CancelAfter(connectionTimeout * 10);
connection.ShouldBeFail(ex => ex.Should().BeOfType <OperationCanceledException>());
numberOfRetries.Should().BeGreaterThan(0);
void OnRetry(int retryCounter) => numberOfRetries = retryCounter;
}