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-rw-r--r--test/functional/eval/json_functions_spec.lua6
1 files changed, 6 insertions, 0 deletions
diff --git a/test/functional/eval/json_functions_spec.lua b/test/functional/eval/json_functions_spec.lua
index aa36b62757..58030fca72 100644
--- a/test/functional/eval/json_functions_spec.lua
+++ b/test/functional/eval/json_functions_spec.lua
@@ -448,6 +448,12 @@ describe('json_decode() function', function()
sp_decode_eq({_TYPE='string', _VAL={'\n\xAB\n'}}, '"\\u0000\\u00AB\\u0000"')
end)
+ it('fails to convert string to latin1 if it is impossible', function()
+ restart('set encoding=latin1')
+ eq('Vim(call):E474: Failed to convert string "ꯍ" from UTF-8',
+ exc_exec('call json_decode(\'"\\uABCD"\')'))
+ end)
+
it('parses U+00C3 correctly', function()
eq('\xC3\x83', funcs.json_decode('"\xC3\x83"'))
end)