Mercurial > hg
view tests/test-fuzz-targets.t @ 46874:84a93fa7ecfd
revlog-compression: use zstd by default (if available)
As see in changeset bb271ec2fbfb, zstd is 20% to 50% faster for reading and
writing.
Use take advantage of the new config behavior to try zstd by default, falling
back to zlib is zstd is not available on that plateform.
Differential Revision: https://phab.mercurial-scm.org/D10326
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Tue, 06 Apr 2021 18:55:19 +0200 |
parents | b918494198f7 |
children | 1d075b857c90 |
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#require test-repo py3 $ cd $TESTDIR/../contrib/fuzz $ OUT=$TESTTMP ; export OUT which(1) could exit nonzero, but that's fine because we'll still end up without a valid executable, so we don't need to check $? here. $ if which gmake >/dev/null 2>&1; then > MAKE=gmake > else > MAKE=make > fi $ havefuzz() { > cat > $TESTTMP/dummy.cc <<EOF > #include <stdlib.h> > #include <stdint.h> > int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; } > int main(int argc, char **argv) { > const char data[] = "asdf"; > return LLVMFuzzerTestOneInput((const uint8_t *)data, 4); > } > EOF > $CXX $TESTTMP/dummy.cc -o $TESTTMP/dummy \ > -fsanitize=fuzzer-no-link,address || return 1 > } Try to find a python3-config that's next to our sys.executable. If that doesn't work, fall back to looking for a global python3-config and hope that works out for the best. $ PYBIN=`$PYTHON -c 'import sys, os; print(os.path.dirname(sys.executable))'` $ if [ -x "$PYBIN/python3-config" ] ; then > PYTHON_CONFIG="$PYBIN/python3-config" > else > PYTHON_CONFIG="`which python3-config`" > fi #if clang-libfuzzer $ CXX=clang++ havefuzz || exit 80 $ $MAKE -s clean all PYTHON_CONFIG="$PYTHON_CONFIG" #endif #if no-clang-libfuzzer clang-6.0 $ CXX=clang++-6.0 havefuzz || exit 80 $ $MAKE -s clean all CC=clang-6.0 CXX=clang++-6.0 PYTHON_CONFIG="$PYTHON_CONFIG" #endif #if no-clang-libfuzzer no-clang-6.0 $ exit 80 #endif $ cd $TESTTMP Run each fuzzer using dummy.cc as a fake input, to make sure it runs at all. In the future we should instead unpack the corpus for each fuzzer and use that instead. $ for fuzzer in `ls *_fuzzer | sort` ; do > echo run $fuzzer... > ./$fuzzer dummy.cc > /dev/null 2>&1 > done run bdiff_fuzzer... run dirs_fuzzer... run dirstate_fuzzer... run fm1readmarkers_fuzzer... run fncache_fuzzer... run jsonescapeu8fast_fuzzer... run manifest_fuzzer... run mpatch_fuzzer... run revlog_fuzzer... run xdiff_fuzzer... Clean up. $ cd $TESTDIR/../contrib/fuzz $ $MAKE -s clean