public void CanMaintainDirtyFlag() { var qt = new PointQuadtree <int>(); // New empty inverted index isn't dirty: Assert.False(qt.IsDirty); qt.Add(0, new Point(0, 0)); // After adding an item, it's dirty: Assert.True(qt.IsDirty); qt.Build(); // After building, the index is clean: Assert.False(qt.IsDirty); qt.Add(1, new Point(1, 1)); // After adding items, index is dirty: Assert.True(qt.IsDirty); qt.Clear(); // After clearing, index is empty and thus clean: Assert.False(qt.IsDirty); }
public void CanBoundingBox() { var qt = new PointQuadtree <int>(); Assert.False(qt.IsDirty); Assert.Equal(0, qt.ItemCount); Assert.Null(qt.BoundingBox); qt.Add(33, new Point(3, 3)); qt.Build(); Assert.NotNull(qt.BoundingBox); Assert.Equal(new Envelope(3, 3, 3, 3), qt.BoundingBox); qt.Add(55, new Point(5, 5)); qt.Build(); Assert.NotNull(qt.BoundingBox); Assert.Equal(new Envelope(3, 3, 5, 5), qt.BoundingBox); qt.Clear(); Assert.False(qt.IsDirty); Assert.Null(qt.BoundingBox); }