annotate tests/test-fuzz-targets.t @ 48365:67064c238ae7

errors: use detailed exit code for non-integer number of diff context lines Differential Revision: https://phab.mercurial-scm.org/D11826
author Martin von Zweigbergk <martinvonz@google.com>
date Fri, 19 Nov 2021 15:38:36 -0800
parents 1d075b857c90
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #require test-repo py3
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2
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3 $ cd $TESTDIR/../contrib/fuzz
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4 $ OUT=$TESTTMP ; export OUT
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5
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6 which(1) could exit nonzero, but that's fine because we'll still end
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7 up without a valid executable, so we don't need to check $? here.
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8
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9 $ if which gmake >/dev/null 2>&1; then
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10 > MAKE=gmake
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11 > else
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12 > MAKE=make
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13 > fi
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14
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15 $ havefuzz() {
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16 > cat > $TESTTMP/dummy.cc <<EOF
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17 > #include <stdlib.h>
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18 > #include <stdint.h>
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19 > int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
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20 > int main(int argc, char **argv) {
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21 > const char data[] = "asdf";
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22 > return LLVMFuzzerTestOneInput((const uint8_t *)data, 4);
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23 > }
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24 > EOF
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25 > $CXX $TESTTMP/dummy.cc -o $TESTTMP/dummy \
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26 > -fsanitize=fuzzer-no-link,address || return 1
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27 > }
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28
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29 Try to find a python3-config that's next to our sys.executable. If
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30 that doesn't work, fall back to looking for a global python3-config
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31 and hope that works out for the best.
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32 $ PYBIN=`"$PYTHON" -c 'import sys, os; print(os.path.dirname(sys.executable))'`
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33 $ if [ -x "$PYBIN/python3-config" ] ; then
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34 > PYTHON_CONFIG="$PYBIN/python3-config"
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35 > else
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36 > PYTHON_CONFIG="`which python3-config`"
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37 > fi
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38
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39 #if clang-libfuzzer
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40 $ CXX=clang++ havefuzz || exit 80
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41 $ $MAKE -s clean all PYTHON_CONFIG="$PYTHON_CONFIG"
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42 #endif
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43 #if no-clang-libfuzzer clang-6.0
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44 $ CXX=clang++-6.0 havefuzz || exit 80
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45 $ $MAKE -s clean all CC=clang-6.0 CXX=clang++-6.0 PYTHON_CONFIG="$PYTHON_CONFIG"
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46 #endif
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47 #if no-clang-libfuzzer no-clang-6.0
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48 $ exit 80
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49 #endif
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50
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51 $ cd $TESTTMP
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52
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53 Run each fuzzer using dummy.cc as a fake input, to make sure it runs
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54 at all. In the future we should instead unpack the corpus for each
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55 fuzzer and use that instead.
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56
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57 $ for fuzzer in `ls *_fuzzer | sort` ; do
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58 > echo run $fuzzer...
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59 > ./$fuzzer dummy.cc > /dev/null 2>&1
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60 > done
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61 run bdiff_fuzzer...
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62 run dirs_fuzzer...
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63 run dirstate_fuzzer...
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64 run fm1readmarkers_fuzzer...
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65 run fncache_fuzzer...
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66 run jsonescapeu8fast_fuzzer...
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67 run manifest_fuzzer...
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68 run mpatch_fuzzer...
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69 run revlog_fuzzer...
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70 run xdiff_fuzzer...
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71
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72 Clean up.
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73 $ cd $TESTDIR/../contrib/fuzz
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74 $ $MAKE -s clean