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test(fuzz): Include every possible 0-byte, 1-byte and 2-byte string in first recombination

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Chris Hennick 2024-06-22 20:04:07 -07:00
parent cb0d9e1310
commit 7cfde3539c
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1 changed files with 10 additions and 0 deletions
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10
build-fuzz-corpus-multiple-sizes.sh
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@ -1,6 +1,16 @@
#!/bin/bash #!/bin/bash
set -euxo pipefail set -euxo pipefail
mkdir "fuzz/corpus/fuzz_$1_recombination_sources" || true mkdir "fuzz/corpus/fuzz_$1_recombination_sources" || true
# Ensure all 0-byte, 1-byte and 2-byte strings are eligible for recombination
touch fuzz/corpus/fuzz_write_recombination_sources/empty
for i in $(seq 0 255); do
printf "%02X" "$i" | xargs -n 1 -I '{}' sh -c 'echo {} | xxd -r -p > fuzz/corpus/fuzz_write_recombination_sources/{}'
for j in $(seq 0 255); do
printf "%02X%02X" "$i" "$j" | xargs -n 1 -I '{}' sh -c 'echo {} | xxd -r -p > fuzz/corpus/fuzz_write_recombination_sources/{}'
done
done
for size in "${@:2}"; do for size in "${@:2}"; do
echo "$(date): STARTING ON SIZE $size" echo "$(date): STARTING ON SIZE $size"
rm -rf "fuzz/corpus/fuzz_$1_pre_fresh_blood" || true rm -rf "fuzz/corpus/fuzz_$1_pre_fresh_blood" || true