ref: f4a43f90e3ffe1712aec13566e8ac545da4161c4
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 . / .. a/b a/b/c foo foo/bar