def test_swap(self):
saw.connect(reset_server=True)
if __name__ == "__main__": saw.view(saw.LogResults())
swap_bc = str(Path('tests', 'saw', 'test-files', 'swap.bc'))
mod = saw.llvm_load_module(swap_bc)
result = saw.llvm_verify(mod, 'swap', Swap())
self.assertIs(result.is_success(), True)
def test_ghost(self):
saw.connect(reset_server=True)
if __name__ == "__main__": saw.view(saw.LogResults())
ghost_bc = str(Path('tests', 'saw', 'test-files', 'ghost.bc'))
mod = saw.llvm_load_module(ghost_bc)
counter = saw.create_ghost_variable('counter')
get_and_increment_ov = saw.llvm_assume(
mod, 'get_and_increment', GetAndIncrementContract(counter))
self.assertIs(get_and_increment_ov.is_success(), True)
f_ov = saw.llvm_verify(mod,
'f',
FContract(counter),
lemmas=[get_and_increment_ov])
self.assertIs(f_ov.is_success(), True)
def test_provers(self):
saw.connect(reset_server=True)
if __name__ == "__main__": saw.view(saw.LogResults())
simple_thm = cry('\(x:[8]) -> x != x+1')
self.assertTrue(saw.prove(simple_thm, ProofScript([abc])).is_valid())
self.assertTrue(
saw.prove(simple_thm, ProofScript([z3([])])).is_valid())
self.assertTrue(
saw.prove(simple_thm, ProofScript([Admit()])).is_valid())
self.assertTrue(
saw.prove(cry('True'), ProofScript([Trivial()])).is_valid())
simple_non_thm = cry('\(x:[8]) -> x != 5')
pr = saw.prove(simple_non_thm, ProofScript([z3([])]))
self.assertFalse(pr.is_valid())
cex = pr.get_counterexample()
self.assertEqual(cex, [('x', BV(8, 0x05))])
def test_add(self):
saw.connect(reset_server=True)
if __name__ == "__main__": saw.view(saw.LogResults())
cls = saw.jvm_load_class("Add")
add_result1 = saw.jvm_verify(cls, 'add', Add())
self.assertIs(add_result1.is_success(), True)
add_result2 = saw.jvm_assume(cls, 'add', Add())
self.assertIs(add_result2.is_success(), True)
dbl_result1 = saw.jvm_verify(cls,
'dbl',
Double(),
lemmas=[add_result1])
self.assertIs(dbl_result1.is_success(), True)
dbl_result2 = saw.jvm_verify(cls,
'dbl',
Double(),
lemmas=[add_result2])
self.assertIs(dbl_result2.is_success(), True)
import os import os.path from saw_client import LogResults, connect, llvm_load_module, view dir_path = os.path.dirname(os.path.realpath(__file__)) connect() view(LogResults()) path = [os.path.dirname(dir_path), "c", "libsignal-everything.bc"] bcname = os.path.join(*path) print(bcname) mod = llvm_load_module(bcname)