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authorzeertzjq <zeertzjq@outlook.com>2023-03-05 09:18:42 +0800
committerGitHub <noreply@github.com>2023-03-05 09:18:42 +0800
commit419819b6245e120aba8897e3ddea711b2cd0246c (patch)
tree6a86105155ec9abc9553d3ed69a30321f4be9a01 /src/nvim/testdir
parentb44b8e7687ece66f4c535182071223d78ca54ad0 (diff)
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vim-patch:9.0.1380: CTRL-X on 2**64 subtracts two (#22530)
Problem: CTRL-X on 2**64 subtracts two. (James McCoy) Solution: Correct computation for large number. (closes vim/vim#12103) https://github.com/vim/vim/commit/5fb78c3fa5c996c08a65431d698bd2c251eef5c7 Co-authored-by: Bram Moolenaar <Bram@vim.org>
Diffstat (limited to 'src/nvim/testdir')
-rw-r--r--src/nvim/testdir/test_increment.vim16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/nvim/testdir/test_increment.vim b/src/nvim/testdir/test_increment.vim
index 3c2b88ef9f..433b2b4471 100644
--- a/src/nvim/testdir/test_increment.vim
+++ b/src/nvim/testdir/test_increment.vim
@@ -841,6 +841,22 @@ func Test_increment_unsigned()
set nrformats-=unsigned
endfunc
+func Test_in_decrement_large_number()
+ " NOTE: 18446744073709551616 == 2^64
+ call setline(1, '18446744073709551616')
+ exec "norm! gg0\<C-X>"
+ call assert_equal('18446744073709551615', getline(1))
+
+ exec "norm! gg0\<C-X>"
+ call assert_equal('18446744073709551614', getline(1))
+
+ exec "norm! gg0\<C-A>"
+ call assert_equal('18446744073709551615', getline(1))
+
+ exec "norm! gg0\<C-A>"
+ call assert_equal('-18446744073709551615', getline(1))
+endfunc
+
func Test_normal_increment_with_virtualedit()
set virtualedit=all