public void Add() { const long projectId = 2; const string userId = "8"; const Permissions permission = Permissions.ReadWrite; var collab = new Collaborator { ProjectID = projectId, UserID = userId, Permission = permission }; var repo = new CollaboratorRepository(_context); repo.Add(collab); var res = repo.AlreadyConnected(projectId, userId); Assert.Equal(true, res); }