public void CanAdd()
{
var settingsStoreMock = new Mock <IConnectionSettingsStore>();
settingsStoreMock.Setup(m => m.Load()).Returns(new ConnectionSettings[] { });
var repository = new ConnectionSettingsRepository(settingsStoreMock.Object);
var factoryMock = new Mock <IBuildProviderStrategy>();
var connectionPool = new ConnectionPool(repository, factoryMock.Object);
repository.Add(new ConnectionSettingsA());
connectionPool.CurrentConnections.Count().ShouldBe(1);
}