public void ItAddsTheUserToTheGamingGroup()
{
BuildDataContextMock(true, true, true);
gamingGroupInviteConsumer.AddNewUserToGamingGroup(currentUser.Id, invitationId);
dataContextMock.AssertWasCalled(mock => mock.Save(Arg<UserGamingGroup>.Matches(
ugg => ugg.ApplicationUserId == currentUser.Id
&& ugg.GamingGroupId == expectedInvitation.GamingGroupId),
Arg<ApplicationUser>.Is.Anything));
}