public async Task GetApprovedFriends_WhenCalled_ReturnListOfApprovedFriends() { _currentUser.SentFriendRequests = new List <Friend>() { _approvedfriend }; _userService.Setup(us => us.GetUserWithFriendsAsync(null)).ReturnsAsync( _currentUser ); var result = await _friendService.GetApprovedFriends(); Assert.That(result.Count(), Is.EqualTo(1)); }