" Tests specifically for the GUI

if !has('gui') || ($DISPLAY == "" && !has('gui_running'))
  finish
endif

let s:x11_based_gui = has('gui_athena') || has('gui_motif')
	\ || has('gui_gtk2') || has('gui_gnome') || has('gui_gtk3')

" For KDE set a font, empty 'guifont' may cause a hang.
func SetUp()
  if has("gui_kde")
    set guifont=Courier\ 10\ Pitch/8/-1/5/50/0/0/0/0/0
  endif

  " Gnome insists on creating $HOME/.gnome2/, set $HOME to avoid changing the
  " actual home directory.  But avoid triggering fontconfig by setting the
  " cache directory.  Only needed for Unix.
  if $XDG_CACHE_HOME == '' && exists('g:tester_HOME')
    let $XDG_CACHE_HOME = g:tester_HOME . '/.cache'
  endif
  call mkdir('Xhome')
  let $HOME = fnamemodify('Xhome', ':p')
endfunc

func TearDown()
  call delete('Xhome', 'rf')
endfunc

" Test for resetting "secure" flag after GUI has started.
" Must be run first.
func Test_1_set_secure()
  set exrc secure
  gui -f
  call assert_equal(1, has('gui_running'))
endfunc

func Test_getfontname_with_arg()
  if has('gui_athena') || has('gui_motif')
    " Invalid font name. The result should be an empty string.
    call assert_equal('', getfontname('notexist'))

    " Valid font name. This is usually the real name of 7x13 by default.
    let l:fname = '-Misc-Fixed-Medium-R-Normal--13-120-75-75-C-70-ISO10646-1'
    call assert_equal(l:fname, getfontname(l:fname))

  elseif has('gui_gtk2') || has('gui_gnome') || has('gui_gtk3')
    " Invalid font name. The result should be the name plus the default size.
    call assert_equal('notexist 10', getfontname('notexist'))

    " Valid font name. This is usually the real name of Monospace by default.
    let l:fname = 'Bitstream Vera Sans Mono 12'
    call assert_equal(l:fname, getfontname(l:fname))
  else
    throw "Skipped: Matched font name unpredictable to test on this GUI"
  endif
endfunc

func Test_getfontname_without_arg()
  let l:fname = getfontname()
  if has('gui_kde')
    " 'expected' is the value specified by SetUp() above.
    call assert_equal('Courier 10 Pitch/8/-1/5/50/0/0/0/0/0', l:fname)
  elseif has('gui_athena') || has('gui_motif')
    " 'expected' is DFLT_FONT of gui_x11.c.
    call assert_equal('7x13', l:fname)
  elseif has('gui_gtk2') || has('gui_gnome') || has('gui_gtk3')
    " 'expected' is DEFAULT_FONT of gui_gtk_x11.c.
    call assert_equal('Monospace 10', l:fname)
  else
    throw "Skipped: Default font name unpredictable to test on this GUI"
  endif
endfunc

func Test_getwinpos()
  call assert_match('Window position: X \d\+, Y \d\+', execute('winpos'))
  call assert_true(getwinposx() >= 0)
  call assert_true(getwinposy() >= 0)
endfunc

func Test_shell_command()
  new
  r !echo hello
  call assert_equal('hello', substitute(getline(2), '\W', '', 'g'))
  bwipe!
endfunc

func Test_windowid_variable()
  if s:x11_based_gui || has('win32')
    call assert_true(v:windowid > 0)
  else
    call assert_equal(0, v:windowid)
  endif
endfunc