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"""
Fuzzing setup for OSS-Fuzz.
See https://github.com/google/oss-fuzz/tree/master/projects/jsonschema for the
other half of the setup here.
"""
import sys
from hypothesis import given, strategies
import jsonschema
PRIM = strategies.one_of(
strategies.booleans(),
strategies.integers(),
strategies.floats(allow_nan=False, allow_infinity=False),
strategies.text(),
)
DICT = strategies.recursive(
base=strategies.one_of(
strategies.booleans(),
strategies.dictionaries(strategies.text(), PRIM),
),
extend=lambda inner: strategies.dictionaries(strategies.text(), inner),
)
@given(obj1=DICT, obj2=DICT)
def test_schemas(obj1, obj2):
try:
jsonschema.validate(instance=obj1, schema=obj2)
except jsonschema.exceptions.ValidationError:
pass
except jsonschema.exceptions.SchemaError:
pass
def main():
atheris.instrument_all()
atheris.Setup(
sys.argv,
test_schemas.hypothesis.fuzz_one_input,
enable_python_coverage=True,
)
atheris.Fuzz()
if __name__ == "__main__":
import atheris
main()
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