public void WalkUp_RelativePath_Exists1() { // arrange var dir = new DirectoryEx(".\\Sample") .GetNestedDirectory("KSW Doradztwo\\2018\\\\PZ Solutions\\2018"); // act var results = dir.WalkUp().ToArray(); // assert results.Should().HaveCount(3); results[0].Name.Should().Be("2018"); results[1].Name.Should().Be("PZ Solutions"); results[2].Name.Should().Be($"{Path.DirectorySeparatorChar}"); }