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coverity/13687: Do not allow NUL byte in region names

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This commit is contained in:
ZyX
2017-04-09 22:02:26 +03:00
parent 5b4f07ee86
commit ecce981dba
2 changed files with 57 additions and 12 deletions
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18
test/functional/spell/spellfile_spec.lua
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@@ -58,4 +58,22 @@ describe('spellfile', function()
eq('Vim(set):E759: Format error in spell file',
exc_exec('set spell'))
end)
it('errors out when region contains NUL byte', function()
meths.set_option('runtimepath', testdir)
write_file(testdir .. '/spell/en.ascii.spl',
-- ┌ Section identifier (#SN_REGION)
-- │ ┌ Section flags (#SNF_REQUIRED or zero)
-- │ │ ┌ Section length (4 bytes, MSB first)
-- │ │ │
spellheader .. '\000\001\000\000\000\008'
-- ┌ Regions ┌ End of sections marker
.. '01234\00067\255'
-- ┌ LWORDTREE tree length (4 bytes)
-- │ ┌ KWORDTREE tree length (4 bytes)
-- │ │ ┌ PREFIXTREE tree length
.. '\000\000\000\000\000\000\000\000\000\000\000\000')
meths.set_option('spelllang', 'en')
eq('Vim(set):E759: Format error in spell file',
exc_exec('set spell'))
end)
end)