public void GetEntries_WithAbsolutePath_Works() { var target = new FileSystemItem().SetName("target"); new FileSystemItem().SetChildren(new[] { target, new FileSystemItem().SetName("sibling").SetChildren( "nephew1", "nephew2" ) }); var result = target.GetEntries("/sibling").ToArray(); Assert.AreEqual(2, result.Length); Assert.Contains("/sibling/nephew1", result); Assert.Contains("/sibling/nephew2", result); }