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ClusterFuzz updates [NFC] #7821

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Merged
kripken merged 2 commits into from
Aug 13, 2025
Merged

ClusterFuzz updates [NFC] #7821

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7b440d7
update
kripken Aug 13, 2025
a38f437
Update test/unit/test_cluster_fuzz.py
kripken Aug 13, 2025
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12 changes: 8 additions & 4 deletions test/unit/test_cluster_fuzz.py
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Original file line number Diff line number Diff line change
Expand Up @@ -232,7 +232,7 @@ def test_file_contents(self):

print()

print('struct.news are distributed as ~ mean 15, stddev 24, median 10')
print('struct.news can vary a lot, but should be ~10')
# Given that, with 100 samples we are incredibly likely to see an
# interesting number at least once. It is also incredibly unlikely for
# the stdev to be zero.
Expand All @@ -244,7 +244,7 @@ def test_file_contents(self):

print()

print('sizes are distributed as ~ mean 2933, stddev 2011, median 2510')
print('sizes are distributed as ~ mean 3600, stddev 2500, median 2800')
print(f'mean sizes: {statistics.mean(seen_sizes)}')
print(f'stdev sizes: {statistics.stdev(seen_sizes)}')
print(f'median sizes: {statistics.median(seen_sizes)}')
Expand All @@ -253,7 +253,7 @@ def test_file_contents(self):

print()

print('exports are distributed as ~ mean 9, stddev 6, median 8')
print('exports are distributed as ~ mean 16, stddev 13, median 13')
print(f'mean exports: {statistics.mean(seen_exports)}')
print(f'stdev exports: {statistics.stdev(seen_exports)}')
print(f'median exports: {statistics.median(seen_exports)}')
Expand Down Expand Up @@ -427,7 +427,11 @@ def test_file_contents(self):
'--experimental-wasm-custom-descriptors',
'--fuzzing',
fuzz_file]
proc = subprocess.run(cmd, stdout=subprocess.PIPE)
# Capture stderr even though we will not read it. It may
# contain warnings like us passing v8 experimental flags.
proc = subprocess.run(cmd,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)

# An execution is valid if we exited without error, and if we
# managed to run some code before exiting (modules with no
Expand Down
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