mv /foo /FOO
mv /foo /FOO
mv /foo/bar /foo/BAR
mv /foo/bar /foo/BAR
mv /foo/bar /foo/BAR
mv /foo/bar.fred /foo/BAR.FRED
mv /foo/bar/baz/spam/egg /foo/bar/baz/spam/EGG
mv /foo/bar/baz/spam/egg.joe /foo/bar/baz/spam/EGG.JOE
