public void TraverseToDirectoryFromRootTest()
{
var library = new OsLibrary();
var separator = Path.DirectorySeparatorChar;
Assert.AreEqual("this", library.SubPath($"this{separator}is{separator}test", 0));
Assert.AreEqual($"this{separator}is", library.SubPath($"this{separator}is{separator}test", 1));
Assert.AreEqual($"this{separator}is{separator}test", library.SubPath($"this{separator}is{separator}test", 2));
Assert.AreEqual($"this{separator}is{separator}test", library.SubPath($"this{separator}is{separator}test", 10));
}
