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-rw-r--r--test/functional/api/buffer_spec.lua4
1 files changed, 4 insertions, 0 deletions
diff --git a/test/functional/api/buffer_spec.lua b/test/functional/api/buffer_spec.lua
index d9d4539fe8..512a1a08a6 100644
--- a/test/functional/api/buffer_spec.lua
+++ b/test/functional/api/buffer_spec.lua
@@ -437,6 +437,10 @@ describe('api/buf', function()
-- can append to a line
set_text(1, 4, -1, 4, {' and', 'more'})
eq({'goodbye bar', 'text and', 'more'}, get_lines(0, 3, true))
+
+ -- can use negative column numbers
+ set_text(0, -5, 0, -1, {'!'})
+ eq({'goodbye!'}, get_lines(0, 1, true))
end)
it('works with undo', function()