public async Task AddFriendRequest_WhenCalled_AddFriendToRequestedByUserSentFriendRequestsList() { _currentUser.SentFriendRequests = new List <Friend>(); _currentUser.ReceievedFriendRequests = new List <Friend>(); _userService.Setup(us => us.GetUserWithFriendsAsync(null)).ReturnsAsync( _currentUser ); var service = new Mock <IFriendService>(); await _friendService.AddFriendRequestAsync(_currentUser.Id, _otherUser1.Id); _userService.Verify(us => us.GetUserWithFriendsAsync(null)); Assert.That(_currentUser.SentFriendRequests.Count, Is.EqualTo(1)); }