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-rw-r--r--test/functional/api/buffer_spec.lua9
1 files changed, 9 insertions, 0 deletions
diff --git a/test/functional/api/buffer_spec.lua b/test/functional/api/buffer_spec.lua
index fda2ea17b8..0afe619b03 100644
--- a/test/functional/api/buffer_spec.lua
+++ b/test/functional/api/buffer_spec.lua
@@ -16,6 +16,7 @@ local command = helpers.command
local bufmeths = helpers.bufmeths
local feed = helpers.feed
local pcall_err = helpers.pcall_err
+local assert_alive = helpers.assert_alive
describe('api/buf', function()
before_each(clear)
@@ -41,6 +42,14 @@ describe('api/buf', function()
eq(1, curbuf_depr('line_count'))
end)
+ it("doesn't crash just after set undolevels=1 #24894", function()
+ local buf = meths.create_buf(false, true)
+ meths.buf_set_option(buf, 'undolevels', -1)
+ meths.buf_set_lines(buf, 0, 1, false, { })
+
+ assert_alive()
+ end)
+
it('cursor position is maintained after lines are inserted #9961', function()
-- replace the buffer contents with these three lines.
request('nvim_buf_set_lines', 0, 0, -1, 1, {"line1", "line2", "line3", "line4"})