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-rw-r--r--test/unit/mbyte_spec.lua6
1 files changed, 6 insertions, 0 deletions
diff --git a/test/unit/mbyte_spec.lua b/test/unit/mbyte_spec.lua
index 62390c8794..e0c0244989 100644
--- a/test/unit/mbyte_spec.lua
+++ b/test/unit/mbyte_spec.lua
@@ -347,4 +347,10 @@ describe('mbyte', function()
check('L̓̉̑̒̌̚ơ̗̌̒̄̀ŕ̈̈̎̐̕è̇̅̄̄̐m̖̟̟̅̄̚', {'L̓̉̑̒̌̚', 'ơ̗̌̒̄̀', 'ŕ̈̈̎̐̕', 'è̇̅̄̄̐', 'm̖̟̟̅̄̚'})
-- stylua: ignore end
end)
+
+ describe('utf_fold', function()
+ itp('does not crash with surrogates #30527', function()
+ eq(0xDDFB, lib.utf_fold(0xDDFB))
+ end)
+ end)
end)