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patch 8.2.4941: '[ and '] marks may be wrong after undo

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Problem:    '[ and '] marks may be wrong after undo.
Solution:   Adjust the '[ and '] marks if needed. (closes #10407, closes #1281)
This commit is contained in:
LemonBoy
2022-05-12 15:39:31 +01:00
committed by Bram Moolenaar
parent d0132f4862
commit 82444cefa3
3 changed files with 27 additions and 1 deletions
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17
src/testdir/test_undo.vim
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@@ -756,4 +756,21 @@ func Test_redo_multibyte_in_insert_mode()
bwipe!
endfunc
func Test_undo_mark()
new
" The undo is applied to the only line.
call setline(1, 'hello')
call feedkeys("ggyiw$p", 'xt')
undo
call assert_equal([0, 1, 1, 0], getpos("'["))
call assert_equal([0, 1, 1, 0], getpos("']"))
" The undo removes the last line.
call feedkeys("Goaaaa\<Esc>", 'xt')
call feedkeys("obbbb\<Esc>", 'xt')
undo
call assert_equal([0, 2, 1, 0], getpos("'["))
call assert_equal([0, 2, 1, 0], getpos("']"))
bwipe!
endfunc
" vim: shiftwidth=2 sts=2 expandtab