public void TestToString()
{
Assert.Equal("[50, 100)", new TreeSpan(50, 50).ToString());
Assert.Equal("[50, 100)", TreeSpan.FromBounds(50, 100).ToString());
Assert.Equal("[50, 100)", TreeSpan.FromReverseSpan(99, 50).ToString());
Assert.Equal("[-1, -1)", TreeSpan.Invalid.ToString());
}
public void TestFromReverseSpan()
{
var treeSpan = TreeSpan.FromReverseSpan(50, 1);
Assert.Equal(50, treeSpan.Start);
Assert.Equal(1, treeSpan.Count);
Assert.Equal(51, treeSpan.EndExclusive);
Assert.Equal(50, treeSpan.EndInclusive);
treeSpan = TreeSpan.FromReverseSpan(50, 5);
Assert.Equal(46, treeSpan.Start);
Assert.Equal(5, treeSpan.Count);
Assert.Equal(51, treeSpan.EndExclusive);
Assert.Equal(50, treeSpan.EndInclusive);
treeSpan = TreeSpan.FromReverseSpan(50, 0);
Assert.Equal(51, treeSpan.Start);
Assert.Equal(0, treeSpan.Count);
Assert.Equal(51, treeSpan.EndExclusive);
Assert.Equal(50, treeSpan.EndInclusive);
}