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encode: Fail to dump NaN and infinity

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Thanks to vim/vim#654
This commit is contained in:
ZyX
2016-02-21 21:33:58 +03:00
parent 7cdd01983a
commit 406562ac6d
2 changed files with 27 additions and 3 deletions
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9
test/functional/eval/json_functions_spec.lua
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@@ -472,6 +472,15 @@ describe('json_encode() function', function()
eq('1.0e50', eval('json_encode(1.0e50)'))
end)
it('fails to dump NaN and infinite values', function()
eq('Vim(call):E474: Unable to represent NaN value in JSON',
exc_exec('call json_encode(str2float("nan"))'))
eq('Vim(call):E474: Unable to represent infinity in JSON',
exc_exec('call json_encode(str2float("inf"))'))
eq('Vim(call):E474: Unable to represent infinity in JSON',
exc_exec('call json_encode(-str2float("inf"))'))
end)
it('dumps lists', function()
eq('[]', funcs.json_encode({}))
eq('[[]]', funcs.json_encode({{}}))