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fix(inccommand): don't save information of a buffer twice

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Problem:    'inccommand' doesn't restore 'undolevels' properly for a
            buffer shown in multiple windows.
Solution:   Don't save information of a buffer twice.
This commit is contained in:
zeertzjq
2023-07-28 15:41:58 +08:00
parent d0a6c1437d
commit f33d49a7a7
2 changed files with 23 additions and 16 deletions
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10
test/functional/ui/inccommand_spec.lua
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@@ -2,7 +2,6 @@ local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local clear = helpers.clear
local command = helpers.command
local curbufmeths = helpers.curbufmeths
local eq = helpers.eq
local eval = helpers.eval
local feed_command = helpers.feed_command
@@ -175,11 +174,14 @@ describe(":substitute, 'inccommand' preserves", function()
it("'undolevels' (inccommand="..case..")", function()
feed_command("set undolevels=139")
feed_command("setlocal undolevels=34")
feed_command("split") -- Show the buffer in multiple windows
feed_command("set inccommand=" .. case)
insert("as")
feed(":%s/as/glork/<enter>")
eq(meths.get_option('undolevels'), 139)
eq(curbufmeths.get_option('undolevels'), 34)
feed(":%s/as/glork/")
poke_eventloop()
feed("<enter>")
eq(meths.get_option_value('undolevels', {scope='global'}), 139)
eq(meths.get_option_value('undolevels', {buf=0}), 34)
end)
end