os.system(r'autopep8 foo.py')
if __package__ is None or __package__ == "":
from Fuzzer import ProgramRunner
else:
from .Fuzzer import ProgramRunner
if __name__ == "__main__":
f = GrammarCoverageFuzzer(autopep8_grammar, max_nonterminals=5)
for i in range(20):
invocation = "autopep8" + f.fuzz()
print("$ " + invocation)
args = invocation.split()
autopep8 = ProgramRunner(args)
result, outcome = autopep8.run()
if result.stderr != "":
print(result.stderr, end="")
if __name__ == "__main__":
print(open("foo.py").read(), end="")
import os
if __name__ == "__main__":
os.remove("foo.py")
os.system(r'autopep8 foo.py')
if __package__ is None or __package__ == "":
from Fuzzer import ProgramRunner
else:
from .Fuzzer import ProgramRunner
if __name__ == "__main__":
f = GrammarCoverageFuzzer(autopep8_grammar, max_nonterminals=5)
for i in range(20):
invocation = "autopep8" + f.fuzz()
print("$ " + invocation)
args = invocation.split()
autopep8 = ProgramRunner(args)
result, outcome = autopep8.run()
if result.stderr != "":
print(result.stderr, end="")
if __name__ == "__main__":
print(open("foo.py").read(), end="")
import os
if __name__ == "__main__":
os.remove("foo.py")
plt.xlabel('# of inputs')
plt.ylabel('lines covered')
# ### Exercise 2: Fuzzing bc with Mutations
if __name__ == "__main__":
print('\n### Exercise 2: Fuzzing bc with Mutations')
if __package__ is None or __package__ == "":
from Fuzzer import ProgramRunner
else:
from .Fuzzer import ProgramRunner
if __name__ == "__main__":
seed = ["1 + 1"]
bc = ProgramRunner(program="bc")
m = MutationFuzzer(seed)
outcomes = m.runs(bc, trials=100)
if __name__ == "__main__":
outcomes[:3]
if __name__ == "__main__":
sum(1 for completed_process, outcome in outcomes
if completed_process.stderr == "")
# #### Part 2: Guided Mutations
if __name__ == "__main__":
print('\n#### Part 2: Guided Mutations')
LS_EBNF_GRAMMAR = {
'<start>': ['-<options>'],
'<options>': ['<option>*'],
'<option>': srange("ABCFGHLOPRSTUW@abcdefghiklmnopqrstuwx1")
}
if __name__ == "__main__":
assert is_valid_grammar(LS_EBNF_GRAMMAR)
LS_GRAMMAR = convert_ebnf_grammar(LS_EBNF_GRAMMAR)
if __package__ is None or __package__ == "":
from Fuzzer import ProgramRunner
else:
from .Fuzzer import ProgramRunner
if __name__ == "__main__":
f = GrammarCoverageFuzzer(LS_GRAMMAR, max_nonterminals=3)
while len(f.max_expansion_coverage() - f.expansion_coverage()) > 0:
invocation = f.fuzz()
print("ls", invocation, end="; ")
args = invocation.split()
ls = ProgramRunner(["ls"] + args)
ls.run()
print()
# ### Exercise 2: Caching
if __name__ == "__main__":
print('\n### Exercise 2: Caching')
