public void Finds10Clients()
    {
        var db = new MockDB();

        // Clients that need review
        for (int i = 0; i < 10; i++)
        {
            db.Add(new Client()
            {
                NextReview = DateTime.Today.SubtractDays(i)
            });
        }
        // Clients that don't need review
        for (int i = 0; i < 10; i++)
        {
            db.Add(new Client()
            {
                NextReview = DateTime.Today.AddDays(i)
            });
        }
        var s = new ClientSearcher(db);
        var r = s.Find(c => c.NextReview <= DateTime.Today);

        Assert.AreEqual(10, r.Count);
    }
    public void CanSearchClients()
    {
        var s = new ClientSearcher();
        var r = s.Find(c => c.Id == 1);

        Assert.IsNotNull(r);
    }
 public void CanStartSearch()
 {
     var s = new ClientSearcher();
 }