ref: 020869f23ed9d0f0ca5b53bdce1f87c05024689f 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 . / ..