public void HasUnplacedHolder() { SqlPredicate p; p = new SqlPredicate("@PH"); Assert.That(p.HasUnplacedHolder("PH"), Is.True); p.Place("PH", "'abc' <= 'abcd'"); Assert.That(p.HasUnplacedHolder("PH"), Is.False); p = new SqlPredicate("@PH1 And @PH2"); p.Place("PH1", "x = +100"); Assert.That(p.HasUnplacedHolder("PH1"), Is.False); Assert.That(p.HasUnplacedHolder("PH2"), Is.True); p.Place("PH2", "y = -9"); Assert.That(p.HasUnplacedHolder("PH1"), Is.False); Assert.That(p.HasUnplacedHolder("PH2"), Is.False); p = new SqlPredicate("@PH AND @PH"); p.Place("PH", "'abc' <= 'abcd'"); Assert.That(p.HasUnplacedHolder("PH"), Is.False); p.Place("PH", "'abc' <= 'abcd'"); Assert.That(p.HasUnplacedHolder("PH"), Is.False); }
public void Empty() { SqlPredicate p = new SqlPredicate(); Assert.That(p.And(p).ToString(), Is.EqualTo("")); Assert.That(p.Clone().ToString(), Is.EqualTo("")); Assert.That(p.GetAllPlaceHolders(), Is.EqualTo(new string[] { })); Assert.That(p.HasUnplacedHolder("T"), Is.False); Assert.That(p.HasUnplacedHolders(), Is.False); Assert.That(p.IsEmpty, Is.True); Assert.That(p.IsPlaceHolderOnly, Is.False); p.Place("PH", "a=1"); Assert.That(p.ToString(), Is.EqualTo("")); }