ref: a3b2adffd9eeb3d15e54cfcba7b1f1097ade002d dir: /test/data/stdpathnorm-expected/
foo foo/bar /foo/bar . . foo foo/bar/baz /foo/bar foo/bar /foo/bar foo/bar /foo/bar ../../foo/bar foo . .. / /foo/bar ../../foo/bar foo . / ..