public async Task AddConnectionIdAsyncUserNotExistTest()
{
var storeMock = new Mock <IChatStore <string, UserTest, Conversation, Attendee, Message, NotificationConnection> >();
var manager = new ChatManager <string, UserTest, Conversation, Attendee, Message, NotificationConnection>(storeMock.Object, new OptionsAccessor());
await manager.AddConnectionIdAsync("test", "test", "test");
storeMock.Setup(s => s.FindUserByNameAsync("test", default(CancellationToken))).ReturnsAsync(null);
await manager.AddConnectionIdAsync("test", "test", "test");
}
