expand nothing
cp nothing nothing.orig

expand redirects
expand redirects.golden
cp redirects redirects.orig

expand broken
expand broken.golden
cp broken broken.orig

xurls -fix nothing
! stdout .
! stderr .
cmp nothing nothing.orig

stdin redirects
xurls -fix
cmp stdout redirects.golden
cmp redirects redirects.orig
! stderr .

xurls -fix redirects
stdout '^redirects$'
! stderr .
cmp redirects redirects.golden

! xurls -fix broken
stdout '^broken$'
stderr '1 broken urls'
stderr '/404'
cmp broken broken.golden

-- nothing --
No redirect: ${SERVER}/plain
-- redirects --
No redirect: ${SERVER}/plain
One redirect: ${SERVER}/redir-1
Two redirects: ${SERVER}/redir-2
Redirect with fragment: ${SERVER}/redir-1#foo

Three links in one line: ${SERVER}/redir-1 + ${SERVER}//redir-1 + ${SERVER}///redir-1
-- redirects.golden --
No redirect: ${SERVER}/plain
One redirect: ${SERVER}/plain
Two redirects: ${SERVER}/plain
Redirect with fragment: ${SERVER}/plain#foo

Three links in one line: ${SERVER}/plain + ${SERVER}/plain + ${SERVER}/plain
-- broken --
One redirect: ${SERVER}/redir-1
404 error: ${SERVER}/404
-- broken.golden --
One redirect: ${SERVER}/plain
404 error: ${SERVER}/404