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fuzz jpg

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This commit is contained in:
Ryan Oldenburg 2020-11-29 15:52:53 -06:00
parent 8ed2c7a5b3
commit c27616fc32
1 changed files with 17 additions and 0 deletions
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tests/fuzz_jpg.nim Normal file
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import random, strformat, pixie/fileformats/jpg, pixie/common
randomize()
let original = cast[seq[uint8]](readFile("tests/images/jpg/jpeg420exif.jpg"))
for i in 0 ..< 10_000:
var data = original
let
pos = rand(data.len)
value = rand(255).uint8
data[pos] = value
echo &"{i} {pos} {value}"
try:
discard decodeJpg(data)
except PixieError:
discard