" development/tests/test-vars-vim.vim — exercises the vimwiki compat shim
" (autoload/vimwiki/vars.vim) that third-party plugins call.
"
" Sourced by test-vars-vim.sh under headless Vim. Writes PASS/FAIL lines to
" $NUWIKI_VARS_OUT; the shell wrapper fails on any FAIL (or missing output).

let s:out = []
let s:dir_a = $NUWIKI_VARS_DIR_A
let s:dir_b = $NUWIKI_VARS_DIR_B

function! s:check(desc, got, want) abort
  if a:got ==# a:want
    call add(s:out, 'PASS ' . a:desc)
  else
    call add(s:out, 'FAIL ' . a:desc . '  got=[' . a:got . '] want=[' . a:want . ']')
  endif
endfunction

" ----- multi-wiki: explicit index -----
let g:nuwiki_wikis = [
  \ {'root': s:dir_a, 'file_extension': 'wiki', 'syntax': 'markdown'},
  \ {'root': s:dir_b, 'file_extension': '.wiki'},
  \ ]
let g:nuwiki_syntax = 'vimwiki'

call s:check('idx0 path',   vimwiki#vars#get_wikilocal('path', 0),      s:dir_a . '/')
call s:check('idx0 ext',    vimwiki#vars#get_wikilocal('ext', 0),       '.wiki')
call s:check('idx0 syntax', vimwiki#vars#get_wikilocal('syntax', 0),    'markdown')
" wiki[1] doesn't set syntax → global default
call s:check('idx1 path',   vimwiki#vars#get_wikilocal('path', 1),      s:dir_b . '/')
call s:check('idx1 syntax', vimwiki#vars#get_wikilocal('syntax', 1),    'vimwiki')
" out-of-range clamps to first wiki
call s:check('idx9 clamp',  vimwiki#vars#get_wikilocal('path', 9),      s:dir_a . '/')
" misc keys
call s:check('is_temporary', vimwiki#vars#get_wikilocal('is_temporary_wiki', 0) . '', '0')
call s:check('unknown key',  vimwiki#vars#get_wikilocal('bogus', 0),    '')

" ----- no index: resolve the wiki owning the current buffer -----
" (this is the BufRead path; regression guard for the s:resolve_index E121.)
execute 'edit ' . fnameescape(s:dir_b . '/index.wiki')
call s:check('noarg owning wiki_b', vimwiki#vars#get_wikilocal('path'), s:dir_b . '/')
execute 'edit ' . fnameescape(s:dir_a . '/index.wiki')
call s:check('noarg owning wiki_a', vimwiki#vars#get_wikilocal('path'), s:dir_a . '/')
" buffer outside any wiki → first wiki
enew
call s:check('noarg outside→first', vimwiki#vars#get_wikilocal('path'), s:dir_a . '/')

" ----- single-wiki shorthand (no g:nuwiki_wikis) -----
unlet g:nuwiki_wikis
let g:nuwiki_wiki_root = s:dir_a
let g:nuwiki_file_extension = 'txt'
enew
call s:check('shorthand path',   vimwiki#vars#get_wikilocal('path'),   s:dir_a . '/')
call s:check('shorthand ext',    vimwiki#vars#get_wikilocal('ext'),    '.txt')
call s:check('shorthand syntax', vimwiki#vars#get_wikilocal('syntax'), 'vimwiki')

call writefile(s:out, $NUWIKI_VARS_OUT)