vim-patch:8.2.5132: :mkview test doesn't test much (#19045)

Problem:    :mkview test doesn't test much.
Solution:   Save the view with the folds closed. (James McCoy, closes vim/vim#10596)
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zeertzjq 2022-06-22 11:08:00 +08:00 committed by GitHub
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@ -363,21 +363,29 @@ func Test_mkview_open_folds()
call append(0, ['a', 'b', 'c'])
1,3fold
" zR affects 'foldlevel', make sure the option is applied after the folds
" have been recreated.
normal zR
write! Xtestfile
call assert_notequal(-1, foldclosed(1))
call assert_notequal(-1, foldclosed(2))
call assert_notequal(-1, foldclosed(3))
" Save the view with folds closed
mkview! Xtestview
" zR affects 'foldlevel', make sure the option is applied after the folds
" have been recreated.
" Open folds to ensure they get closed when restoring the view
normal zR
call assert_equal(-1, foldclosed(1))
call assert_equal(-1, foldclosed(2))
call assert_equal(-1, foldclosed(3))
mkview! Xtestview
source Xtestview
call assert_equal(-1, foldclosed(1))
call assert_equal(-1, foldclosed(2))
call assert_equal(-1, foldclosed(3))
call assert_notequal(-1, foldclosed(1))
call assert_notequal(-1, foldclosed(2))
call assert_notequal(-1, foldclosed(3))
call delete('Xtestview')
call delete('Xtestfile')